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    2,000 top cross platform mobile development 2019 份搜到的工作,货币单位为 USD

    I require a proficient developer who can code a stock checker bot for Lowe's. The bot will need to be compatible with Discord, as we'll be using commands there to pull product ID and zip code data. Key details include: - It must be coded in Python. - The bot should track stock availability at Lowe's for a specified zip code, in real-time. Requirements: - Competency in Python is a must. - Previous experience in developing bots compatible with Discord. - Understanding of real-time data tracking. - Knowledge of Lowe's system or similar would be advantageous. The final deliverable should enable users on Discord to run a command with the product ID and zip code to get real-time results on product availability and price.

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    We require an expert flutter developer who can skillfully navigate and fix any bugs in our existing mobile application. The application is developed for both iOS and Android platforms and utilizes MongoDB. We're particularly interested in developers with: - Proven experience with Flutter and MongoDB - Proficiency in debugging and bug fixing - An understanding of mobile app development for both iOS and Android Key tasks for this project will include: - Comprehensive review of the existing app - Identification and resolution of any present bugs - Optimization of the app for a smoother user experience. This endeavor will require someone who can dive in quickly and methodically pinpoint issues. If you've experience in improving apps and squashing bugs, we�...

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    I'm in need of an experienced developer who can create a highly secure payment gateway with broad transaction methods support and key features. Details: - Integrate the following payment methods: credit cards, debit cards, online banking, U...Details: - Integrate the following payment methods: credit cards, debit cards, online banking, UPI, Google Pay, Phone Pe, and other pertinent methods. - Incorporate the following features: One-click payments, payment confirmation emails, fraud detection, and mobile compatibility. Ideal skills and experience: - Have previous experience in similar projects. - Outstanding understanding of payment methods integration. - Solid knowledge in security measures to avoid frauds. - Expertise in mobile compatibility for seamless transacti...

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    I am looking for a skilled blockchain developer who can create a SUI multi sender website for me. This is simple website. The budget is max $100. If you are agree with this budget, please write "I am agree with this budget" in your proposal.

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    For my website, I'm looking for a talented developer to create an elaborate 3D image preview tool using ImageMagic and PHP. See attached image for sample of how the image will look. Key Traits and Skills: - Proficiency in ImageMagic and PHP HTML Duties and Responsibilities: - Develop a 3D image preview tool using ImageMagic and PHP The goal of this project is ...sample of how the image will look. Key Traits and Skills: - Proficiency in ImageMagic and PHP HTML Duties and Responsibilities: - Develop a 3D image preview tool using ImageMagic and PHP The goal of this project is to create a tool that will enable us to effectively showcase product features and details. Although the application details were not specified, a demonstration of past 3D tool development projects would...

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    I'm looking for an experienced web developer who can create a sleek and modern Online Casino Website from scratch using custom HTML/CSS/JS. This website needs to have key functionalities including: - User registration and login capabilities - Casino games integration - A secure and efficient payment processing system - Proper Affiliate System If you want a reference website you can look up to stake.com. The site is simple and clean however, it contains a lot of features, and don't worry we don't want all of that but we want the simple and clean look that resembles and their user retention also. Experience in the online gambling industry or similar projects would be highly advantageous. I value clean, user-friendly design and optimal website performance; someone adept i...

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    I'm in need of a skilled JavaScript programmer who can assist in the development of a website. - The project involves developing a website. Your role will be to assist with coding and implementation, ensuring that the website functions smoothly and meets the desired objectives. - Proficiency in JavaScript is a must. Previous experience with website development is highly desirable. - Strong problem-solving skills are essential, as you may be required to troubleshoot and debug issues as they occur. If you have a strong programming background and are confident in your skills, I'd love to hear from you.

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    I am seeking knowledgeable app developers to create a food delivery application compati...encompass a variety of cuisines such as fast food, Italian, and Asian fusion. Key highlights of this project are: - Tracking Feature: The application should possess a robust delivery tracking system; enabling users to follow their orders in real-time. - Review Feature: A well-structured platform within the app that allows customers to post reviews, therefore improving the transparency and trust factor within the application's community. Ideal freelancers for this project will have prior experience in the development of delivery service apps, with a solid understanding of GPS tracking and review features. Experience with similar food delivery systems or knowledge in the food servi...

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    ...ambitious project to develop a cutting-edge decentralized finance (DeFi) application using Node.js as the primary technology stack. Our goal is to create a platform that revolutionizes the way users engage with financial services by leveraging blockchain technology and smart contracts. The project presents an exciting opportunity to be at the forefront of the rapidly evolving DeFi space. Required Skills: Proficiency in Node.js development Experience with blockchain development, particularly Ethereum Familiarity with DeFi protocols and concepts Strong understanding of RESTful APIs Knowledge of security best practices in blockchain development Project Scope: The DeFi app will encompass various features and functionalities Timeline and Budget: Expected timel...

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    I'm urgently seeking a Django expert to develop a backend application for my project. This application requires: - User authentication and authorization, roles: Global Administrator: - Access to everything Application Administrator: - Access to application and data for all companies Company Administrator - Access to all applications and data for companies assigned to them Application roles (not administrator) - Supervisor - HR - User - Database: PostgreSQL - Integration with external APIs - Data processing and manipulation functionalities - Integration with a National ID validation API: - Security: JWT Token APIS: 1. User validation (username - password) - method: POST OK - Status 200 { jwt_token, refresh_token, user{first_name, last_name},global_permission,application_permissio...

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    ...com. The project will be developed to work on both iOS and Android, requiring expertise in cross-platform development. Key requirements for the application include: - User Registration/Login: The app should allow users to create accounts and sign in to manage their tickets and preferences. - Event Browsing and Ticket Purchasing: Users should be able to easily browse through upcoming events, view event details, and purchase tickets directly through the app. - In-App Notifications: The application should have a notification system to keep users informed about event updates, new events, or changes. Ideal candidates should have: - Proven experience in Flutter development, particularly for cross-platform apps. - A strong portfolio showcasing previ...

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    Play mobile games to earn money ,it depend how much points you gain,no limit points

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    I am seeking a proficient digital marketer capable of effectively running a social media campaign across Facebook, Instagram, Twitter, and Youtube. The primary goals of the campaign are to increase brand awareness and generate leads. The strategy developed should cater to our target audience, which consists of teens and young adults, professionals, housewives, and students. Skills and Experience: - Proven success in digital marketing on all the mentioned platforms - Ability to reach and engage the identified target audiences - Exemplary problem-solving skills allowing for adaptive strategies - Proficiency in data analysis to track, evaluate, and adjust campaign effectiveness.

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    ...feedback from satisfied clients. This should not only boost credibility but also provide insight into my standards of service. - An online booking form allowing churches to easily request my services, contributing to an overall user-friendly experience. For the design, want it vibrant and colorful. This should evoke an inviting, positive, and godly atmosphere. Incorporating symbolic imagery like a cross can further emphasize my focus on cleaning churches. If you have experience in creating engaging, attractive websites, particularly in the service industry, your expertise will be truly valuable in this project. Looking forward to your ideas and input. I'm looking to build a visually stunning website that truly exemplifies my unique service as a church carpet clean...

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    I am looking for a Shopify developer to help me build my online store. My goal is to sell fashion jewelleries to my audience, so the site should reflect that demographic. Key Requirements: - Product listing and catalog: I need a well-organized, user-friendly way to display my products. - Payment gateway integration: It is crucial that the site can accept online payments securely. - Customizable design: The site should be visually appealing to the young adult demographic. The ideal candidate will have: - Extensive experience in developing and customizing Shopify websites - A good understanding of ecommerce and user experience design - Strong attention to detail and the ability to work to tight deadlines Please provide examples of previous Shopify websites you have worked on. Looking f...

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    I'm seeking an Android and iOS developer to create a sports-centric social networking app that exhibits cross-platform functionality. The application should incorporate key features such as: Register user, events, leagues, live scores, location based data display. Messaging: Send message via SMS, Email, Whatsapp. Ideal candidates should exhibit proficiency with both Android and iOS platforms, have experience in developing interactive social networking apps, and a fundamental understanding of sports is a plus. Applicants should demonstrate a knack for integrating messaging modules, user-profile systems, and creating dynamic news feeds in past projects.

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    I need this website responsive, at the moment is only for web and not mobile. Keep the esthetic of the page. For more info contact me!

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    I'm looking for a skilled developer to create a comprehensive management platform for a restaurant and cafe. Some of the modules required but not limited to the followings: - [ ] Ecommerce - [ ] CRM an Loyalty System - [ ] VOIP ans SMS integration - [ ] Marketing campaign design - [ ] Mobile & Online Ordering - [ ] POS - [ ] product add-ons when taking orders - [ ] barcode scanners and mobile printers - [ ] customised print designs per store - [ ] multi-tenant - [ ] Table Service, reservation, pr-eorder, pre-payment - [ ] Delivery, In-Store pickup, integration to other delivery platforms - [ ] Staff Management, time sheets - [ ] Digital Menu Management, View the menu on mobile and make order and payment - [ ] Reporting & Analytics ...

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    Start with the word in the attachment. Start your offer with the word in the attachment. We are looking for a database with websites, HAVING EMBEDD...with the word in the attachment. We are looking for a database with websites, HAVING EMBEDDED YOUTUBE Videos on their sites. Prepare a list with : Name of the company, youtube Link, PLZ, City, Phone, Mail, Website, Link @ impressum Niches: Fitness, Lifestyle, Wellness, fashion, sport article Area: German-speaking (Austria, Germany, Switzerland) I would like to have at least 2000 websites with top-quality data. Delivery in one Excel file. Time of delivery is a key element in our decision. Offer a price for 2.000 data entries. To decide who is our partner and to see your understanding, please provide a sample with at least 10 dat...

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    I'm seeking an experienced Android developer to create an app I also need a proficient web developer to build a responsive website. You have to teach app development and web development to students of my institute. App Development: - The teaching is aimed primarily at the Android platform - Required skills include Android development, UI/UX design - Previous experience with app creation is a must - Teaching Web Development: - The web application teaching is meant to serve as a primary digital interface - Previous experience with web application development - Skills in responsive website design, e-commerce and content management are desirable - Teaching This will be an offline project in Nagpur, Maharashtra.

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    I'm in need of an experienced web developer to create a custom e-commerce website for my business. The website should encompass the following features: - Product Search and Filtering: Visitors need to be able to filter and search for products easily. - User Registration and Login: A secure system where users can create their own profiles and log in securely. - Payment Gateway Integration: The site needs to securely handle payments. The developer should have experience dealing with a variety of payment gateway integrations. - Resellers Dashboard: Resellers should have their own dedicated dashboard for business purposes. - Other Features: Conversations will be necessary to discuss additional features required for the site. The ideal candidate should have solid experience in building ...

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    I need a comprehensive angel investor list for North America in an Excel spreadsheet. The list should cover all the necessary details for each investor, including but not limited to: - Name and contact information - Investment preferences - Industry expertise - Geographic preferences - Industry preferences - Investment stage - Average Investment Amount - Membership model - Membership fees There are additional questions we would like answered. PLEASE READ THE ATTACHED DOCUMENT FOR ALL INFORMATION SOUGHT. The ideal freelancer should have experience in compiling such lists and should be able to deliver a well-structured and detailed Excel spreadsheet. The list should be easily navigable and professional, making it easier for me to reach out to potential investors. Given that I'm ta...

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    ...for a sleek and professional proposal template for our software company - to deliver to our clients with the pricing. The design should be made with our company branding (that still needs to be developed). The template should include the following sections: 1. Front page: General with the quote on top: Build a next level company | and also our next lvl company. 2. Inspiring page with a location where we can add info about our future. 3. Table of contents with a welcomming text to the top; Welcome to our business proposal to help you grow... 4. About our company, place to add text with a picture, and then below our mission and vision statement. 5. Here you can add The team, with the option to add a picture and a short description next to it with the two founders. Below ...

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    Software Engineer 已经结束 left

    ...team, you will play a crucial role in designing, developing, and deploying robust software solutions that power our platform. Responsibilities: * Collaborate with cross-functional teams to design and implement scalable, reliable, and secure software systems. * Develop high-quality code in Rust and GoLang to meet project requirements and deadlines. * Optimize software performance and ensure scalability across distributed cloud environments. * Implement best practices for software development, including code reviews, testing, and documentation. * Stay updated on emerging technologies and industry trends to continuously improve our software architecture and development processes. Requirements: * Bachelor's degree in Computer Science, Enginee...

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    I'm seeking a skilled mobile app developer to create an innovative new experience. While I did not specify the target audience, our aim is to reach young adults, professionals, and seniors alike. Key Requirements: - Mobile App Development: You should have a strong background in mobile app development, specifically for iOS and Android platform. - User Experience (UX) Design: The app should be intuitive and user-friendly, catering to a diverse audience. - Creativity and Innovation: We want this new experience to be groundbreaking and engaging. - Cross-Platform Development: Experience in cross-platform development, ensuring the app functions seamlessly across multiple devices, would be highly beneficial....

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    ...real-time data on token price movements. It will allow me to select specific time frames (daily, weekly, monthly) and generate a dynamic chart race video displaying the performance of the top ten cryptocurrency tokens, from a specific chain. Key Features to Implement: Data Source Integration: Integrate with cryptocurrency exchange APIs (e.g., Magic Eden) to fetch real-time data on token price movements. Date and Time Selection: I should be able to specify exact start and end times for data fetching and video generation. Chart Race Creation: Automatically generate a chart race video that shows the top ten tokens, their names, icons, and market caps over the selected time period. Interactive UI: Implement the provided UI design to allow for interactive...

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    I want a indepth documentation of quotexpy package, and all of its modules,, "indepth" as in how it works and how everything complements each other

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    Development of E-commerce Platform with Integrated Payment Split We are looking to develop an e-commerce platform with marketplace functionalities and integrated payment split. The main goal is to create an environment for the sale of dietary supplements, where merchants can list their products for sale on the platform, with a fee charged for each transaction. This fee needs to be divided into three distinct parts: for the merchants, for the marketplace, and for the payment gateway. The platform will operate under a subscription service model for buyers. To make purchases on the platform, the user will need to choose a subscription plan and make the payment. Only after this process will they have access to the functionality to purchase products o...

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    I'm in need of skilled developers who can bring my social polling app to life on both iOS and Android platforms. The main aim of the ...the app is to allow users to vote on various questions, enabling them to express their opinions in a clear and structured manner. Ideal Candidates: - Proficient in iOS and Android app development - Experienced in social networking app creation - Prior work with polling/voting systems would be a plus - Strong understanding of data collection and presentation I'm looking for developers who can not only create a functional app but also ensure a smooth user experience. The ability to deliver a sleek, modern design that encourages user engagement is crucial. If you're confident in your ability to deliver a top-notch social polling...

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    I'm in need of a highly skilled developer or team of developers with experience in Rust, front-end and back-end development, and familiarity with the Steam Market API, Steambots, and Steam Login API to help me realize my Rust-Jackpot-Website. Project Specifications: - A maximum of five pages to keep it simple and intuitive. - Design should be original yet can draw inspiration from existing websites. Design Concept: - I already have some design ideas but they are not finalized, and I will need help in refining and implementing them. Steam API Functionalities: - Item prices update automation - Player item inventory access - Trade offer management User Management: - The website will require user registration and login. Developers should be adept in integrating this functi...

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    We are seeking a skilled web developer to create a website for 3D model decomposition. The website will allow users to upload 3D models and automatically decompose them into smal...js libraries but any other suggestions and methods are most welcomed. Looking forward to working with you.- User authentication and registration system- File upload and storage capabilities- 3D model decomposition algorithm- User-friendly interface for model preview and part selection- Ability to export decomposed models in various flattened formatsSkills required:- Web development- Backend development- Frontend development- 3D modelingKindly provide a brief overview of the approach you're going to use and I will be happy to assign the creativity and work may award you with the future ...

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    Trophy icon Modern Blue Logo for Mobile Detailing 已经结束 left

    I need a sophisticated and modern logo for my mobile detailing business. The name of the business is See It Clean Detailing. Key Requirements: - Color: The logo should predominantly feature the color blue. It should be a sleek and professional shade. - Style: The logo should be designed in a modern style. It should not be overly complicated or cluttered, but rather clean and appealing to a wide audience. - Composition: The logo should be a combination of both text and icon. The design should be well-balanced, with the text and the icon complementing each other seamlessly. Ideal Skills and Experience: - Experience in logo design, especially for businesses targeting a modern and professional audience. - Strong color theory knowledge, with an understanding of how to use blue in a way...

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    I am in need of an experienced app developer to create an Android educational app with user accounts. - The app's primary function is educational, so you should have a good understanding of how to make learning content engaging and interactive on a mobile platform. - User accounts are a key part of this project, as I want users to have personalized experiences and be able to track their progress. You should be able to design and implement a user account system with profiles and login functionalities. - Experience with Android app development is essential. You should be comfortable with Java and/or Kotlin, as well as the Android SDK. A good understanding of Material Design principles will be a big plus. Please provide examples of previous apps you've develo...

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    Looking for developers in C & C++ I'm on the lookout for a skilled game developer to bring my concept for a PC adventure game into reality. The visuals should lean towards realism, so a keen eye for detail and an expertise in creating lifelike imagery is essential for this project. Requirements and skills needed: - Proficient in your choice of game development software: C & C++ - Experience in developing PC games, preferably in the adventure genre - Strong creative and problem-solving skills, handling from game mechanics to story design - Great communication for understanding my vision and providing project updates Interested? Let's build an epic adventure one code block at a time. Let your bids reflect your skill and the value you can add to this project.

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    I need a skilled Flutter developer to build an application tailored to businesses. The app should work seamlessly on Android, iOS, and Web platforms. Key features for the application to include are: - User Authentication: The app must have a secure login mechanism to allow businesses to access their unique profiles. - Push Notifications: There should be a smart notification system that informs the users about any updates or important info regarding their account or app usage. - In-App Messaging: The app should facilitate in-app communication to enable businesses to get answers to questions or troubleshooting assistance. The ideal freelancer for this project should not only be proficient with Flutter but also have a strong understanding of secure authentication methods, push notifications...

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    I am looking to build an E-commerce platform using Python's Django framework. 2 hour work my budget is 1000rs Key features required include: - A web development focus, primarily for an E-commerce platform - Adding and managing categories within the platform - Designing and integrating user authentication system - Setting up a fully functional payment gateway integration - Creating and managing a user-friendly content management system The ideal freelancer for this project should have strong experience in Python Django for web development, specifically E-commerce. They should possess a broad set of skills including, user authentication creation, payment gateway integration, and content management system development. Familiarity with E-com...

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    I'm on the lookout for a skilled game developer to bring my concept for a PC adventure game into reality. The visuals should lean towards realism, so a keen eye for detail and an expertise in creating lifelike imagery is essential for this project. Requirements and skills needed: - Proficient in your choice of game development software: C & C++ - Experience in developing PC games, preferably in the adventure genre - Strong creative and problem-solving skills, handling from game mechanics to story design - Great communication for understanding my vision and providing project updates Interested? Let's build an epic adventure one code block at a time. Let your bids reflect your skill and the value you can add to this project.

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    I need a savvy specialist in Facebook and Google Ads to create a campaign specifically focused on advertising my services. The target demographic encompasses middle-aged adults, specifically from 30-68 years old. Ideal skills for this role: - Proven experience in handling both Facebook and Google Ads - Understanding of target marketing, particularly with middle-aged demographic - Experience in advertising services rather than products By leveraging your expertise, my goal is to ultimately drive engagement and attract potential clients within the designated age band to use my services. I look forward to working with someone who can give my brand increased visibility and generate quality leads.

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    I am in need of a proficient in Wordpress, with a high level of expertise in GHL Forms to develop a quoting tool for my website. The tool should have the ability to: - Calculate quotes - Collect customer's information - Generate price estimates Experience with similar projects would be ideal. Also assurance that the tool will blend seamlessly with the aesthetic and functionality of my current Wordpress site. I'm aiming for smooth customer experience throughout the quote generation process. Strong attention to detail will be critical for this task. The end goal is to enhance engagement and maximize conversions. This is what i see it does from the frontend: 1. Uses google maps/earth to locate the prospects property address 2. Uses the maps info to do an aerial view, to see the i...

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    ...professional writer who can succinctly produce an informative 600 to 1000-word article on storage cabinets. The article should appeal to a general audience and cover the following areas: - The various types of storage cabinets. - The uses and benefits of storage cabinets. -Must reference at least 3 authoritative sources such as Office Furniture Inc or Madison Liquidators. -Must be SEO optimized with the top keywords for the subject matter. The writer should have the capacity to conduct effective research and deliver a piece that is engaging, informative, and easy to understand. Ideal skills would include excellent writing skills, good online research skills, a familiarity with interior design or home organization topics, and prior experience creating similar types of work. ...

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    I'm seeking a talented writer for the creation of a 500 to 1,000 word article. The topic is file cab...informative, providing insight into the uses and types of file cabinets available on the market. Specifics to cover in the content: - Diverse types of file cabinets - Benefits garnered from using file cabinets - Practical organizational tips for file cabinets usage. -At least three references from authoritative sources such as Madison Liquidators or Office Furniture Inc. -SEO optimization utilizing top keywords for the subject matter Experience writing Home or Office Organization articles is a definite plus, but not strictly necessary. What matters most is the ability to translate information into content that's easily absorbed by the readers. Let's bring file cab...

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    I'm in need of a competent Mobile developer with expert knowledge in Ionic Portal technology. The main concept is for an application to be designed using this technology, which will allow other developers to write additional small functional programs. Key Functionality Requirements: - User authentication - Database integration - Push notifications The mobile application should be compatible with the following platforms: - iOS - Android In terms of design aesthetics, I prefer a clean and minimalistic design. Successful bids are expected from developers with proven experience in Ionic Portal technology, mobile app development across iOS and Android platforms, with a keen eye for clean and minimalist design. Your familiarity with user authentication, dat...

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    I am looking for a mobile game developer to create an engaging and thrilling action game with online multiplayer capabilities. Key Requirements: - Platform: The game should be tailored specifically for mobile devices. - Genre: The primary gameplay should revolve around action, offering intense, fast-paced gameplay for players. - Multiplayer: The game must include online multiplayer functionality, allowing users to connect and compete with each other in real-time. Ideal Skills and Experience: - Proficiency in mobile game development, with a rich portfolio of action genre games. - Strong background in online multiplayer game development. - Experience in creating engaging gameplay mechanics and balancing game elements. If you are a creative and exp...

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    I am looking for a competent mobile app developer with experience in both iOS and Android platforms. The major feature this app should include is an audio journal. While no specific integrations were mentioned, it's important that you have a broad skill set just in case the project scope evolves. Ideal Skills and Experience: - Strong knowledge in iOS and Android app development. - Experience in creating mental health related apps. - Familiarity with creating and integrating audio journals on mobile apps. - Flexibility to adapt to changing requirements. There would be the potential for further development work down the line, so I am interested in finding a competent and consistent partner.

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    I am looking for an experienced Pinescript coder to create a piece of code implementing the multiple combined technical indicator for my project. Below are the specifics of what I'm looking for: - Expertise in Pinescript programming with a keen understanding of TradingView's code language for custom technical analysis. - Profound understanding of technical indicators, especially the implementation of Relative Strength,RSI,ADX,Vstop,Psar - The code should be clean, efficient, and easy to understand with proper comments and documentation. Ideally, I'm looking for a developer who has proven experience in developing technical indicators in Pinescript and a good understanding of RSI. Previous work samples demonstrating the same would be appreciated. Your collaborative approach...

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    I'm looking for a highly skilled Kotlin developer with advanced experience to join my team. Your key responsibilities will include: - Collaborating with a cross-functional team to define, design, and ship new features. - Ensuring the best possible performance, quality, and responsiveness of the application. - Helping maintain code quality, organization, and automatization. - Staying up-to-date with industry trends and advancements in mobile technologies. Ideal candidates should have: - Proven experience in mobile development using Kotlin. - Strong understanding of Android design principles and interface guidelines. - Familiarity with RESTful APIs to connect Android applications to back-end services. - Experience with offline storage, threading, and perfo...

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    New Website Design and Development

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    I need an experienced software developer who can build a desktop application for me. I'm not yet finalized on the exact purpose of the app, but it might be a mix of e-commerce and social networking. The core functionality of the app will be discussed during the project. Key Requirements: - Proficient in Desktop Application Development - Experience in E-commerce and Social Networking apps The deadline for this project is ASAP. I need someone who can start working on the project immediately and deliver quality results in a timely manner.

    $354 (Avg Bid)
    $354 平均报价
    9 个竞标

    Working on Responsive mobile version Tortuga

    $25 (Avg Bid)
    $25 平均报价
    1 个竞标

    I'd like an experienced developer to build a web application using C#. This application should have a functional interface interaction and efficient database management capabilities. I also need the implementation of an API for authentication and authorization purposes, ensuring secure access. Key expertise necessary: - Proficient in C#, ASP.NET - Strong skills in database management - Experience in UI design and interaction - Expansive knowledge in API integration, specifically for authorization and authentication.

    $9 / hr (Avg Bid)
    $9 / hr 平均报价
    52 个竞标