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    2,000 java spring free lance 份搜到的工作,货币单位为 USD

    I'm in need of a professional Java developer to create a text editor application using nodes. Requirements: - The assignment involves implementing nodes, linked lists, and advanced array traversal techniques. - The text editor should have the capability for text formatting including bold, italic, and underline. - Skeleton files and an outline in PDF format will be provided to guide the structure of the application. - The application should be built primarily using linked lists. Ideal Skills: - Proficiency in Java programming language - Advanced understanding of nodes and linked lists - Experience in creating text editors or similar applications - Knowledge of text formatting functionalities. Please place your informed bid according to these requirements. Looking...

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    Mejorar aplicación móvil en kotlin y Java 1. Terminar de hacer el modo offline 2. Arreglar detalles menores de la app 3. Sincronizar la base de datos Realm con el sistema CRM 4. Hacer que la app sea muy rápida

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    I'm in need of a web security expert with comprehensive knowledge in Secure Coding Practices. Ideally, you'll have: - Proficient experience in Python, Java, or C++ - Look for a programmer, web developer, or cybersecurity person who has experience in authenticating accounts or experience using Burp Suite tools.

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    ...pages in a PDF. To be specific, the task is to move the last page of the PDF to the front. This should be achieved seamlessly without disrupting the quality or the content of the PDF. Ideal Skills: - Extensive experience in programming, particularly dealing with PDF manipulation. - Proficient in a language that can perform such a task, for instance Python with relevant libraries (PyPDF2, pdfrw) or Java (with iText, PDFBox). - Strong problem-solving skills to handle any unexpected issues. Required Deliverable: - A working script that takes a PDF as input and outputs the PDF with the last page at the front. Project Deadline: - The script is expected to be fully operational and delivered within a month from the project commencement date. Looking forward to your proposals includ...

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    I'm looking for a skilled web developer to create a website for my clothing brand that showcases more than 100 different styles of tops and bottoms. The site should allow customers to: - Customize the color, size, and pattern of each item - Browse our clothing by season (spring, summer, autumn, winter) Your experience in website design and understanding of user-friendly interfaces would be beneficial for this project. Experience with e-commerce platforms and customization tools is highly preferred. Please provide a portfolio of similar work if available. I'm expecting a seamless browsing experience that makes customization engaging and simple.

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    ...and communicate with drivers and customer support. Ideal skills and experience for this job include: - Experience building transport dispatch systems and mobile apps for both Android and iOS. - Knowledge of real-time tracking technologies, such as GPS and geolocation. - Expertise in automated dispatching algorithms and customer management systems. - Proficiency in programming languages such as Java, Swift, and PHP. - Strong communication and project management skills. We have a system that was built 20 plus years ago, with a SQL Server database. It is very basic as to what we want now. The site is and we can send you a username and password to get into the system. Generally, a transport company will enter a vehicle into the system. The year, make, and model of the car, wh...

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    Necesitamos desarrollar un front-end con java script donde visualizar en un diagrama tipo ghant los horarios de asignacion de producto por maquina acorde a un archivo de input que tenemos y poder mediante drag &drop cambiar estos bloques horarios asignandolos a otras lineas d e produccion y grabar el nuevo cronograma propuesto en una tabla interna que tambien proveemos.

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    I am seeking a Java Full Stack Developer skilled at creating a comprehensive user interface, able to handle backend service development, and manage storing customer information. Key Project Outcomes: 1. Building a UI: I am looking for creation of a basic, easy-to-navigate UI using HTML, CSS, Bootstrap, and AngularJS. 2. Developing Backend Services: You'll be expected to develop efficient backend services using Java8 and Spring. 3. Customer Information Storage: It is necessary to use MySQL for storing and managing customer information and eligibility status. Ideal Skills and Experience: - Strong proficiency in Java8 and Spring - Familiarity with UI design using HTML, CSS, Bootstrap, and AngularJS - Experience with MySQL Database - Experience working with gene...

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    I'm seeking an experienced developer to create an Android and web-based ride-hailing application similar to Uber. Utilising your ...customers, drivers, and administrators. - Create a GPS tracking system enabling customers to track their rides in real-time. - Integrate a seamless payment gateway to allow users to pay for their rides conveniently. The perfect candidate will have experience in Android and web development, including the integration of GPS and payment systems, and the creation of multi-user platforms. Proficiency in Java, PHP, MySQL, and applicable mapping APIs would be advantageous. Attention to detail, creativity, problem-solving skills, and a commitment to delivering high-quality user-friendly interface are a must. Note:

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    I am an experienced software tester, requiring immediate placement, with a specialty in Verification and Validation Test for web, windows, and mobile applications. With a robust portfolio proving 13 ...substantial industry-specific knowledge in various sectors by working on projects related to healthcare and medical applications, putting me at an advantage when it comes to understanding the sector-specific nuances of software testing. As a professional who values proficiency, I am well versed in the following technologies and programming languages essential for Verification and Validation Test: - Java - Python - C# Ideal bidders for this project must have a deep understanding of these languages, rich industry experience, and a demonstrated history in Web/Windows/Mobile applicatio...

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    Android developer 已经结束 left

    I want someone who can make an app using android studio in java preferably. The project utilizes wifi location tracing. I need two logins 1 admin and 2 student Now the devices of students should be connected to college wifi and with the help of wifi, student's location needs to be traced. And the admin can view where the students.

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    build JAVA project 已经结束 left

    build JAVA project to import on my IDE

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    Es hacer una pagina web simple de curriculum. Lo que pone en las fotos. También hacer un world modelo APA explicando el código (general) Si hay 10 ventanas pues resumen de lo creado. ventanas html, css, 1 de java scrip y otra de xml xml para las mapa del html javascrip para las cookies

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    I am seeking an experienced Android developer to engineer an engaging Casino app...on slot games. Primary Requirements: - The design and implementation of the app should encompass all essential elements of a Casino slot game. - The app should be optimized for smooth gameplay with an intuitive user interface. Ideal Candidate: An ideal candidate would have: - Extensive Android app development experience. - Prior work in developing Casino or other gaming apps. - Proficiency in Java, Kotlin, or other relevant Android programming languages. - Exceptional problem-solving skills and attention to detail. - A strong understanding of the Google Play Store's guidelines and requirements. This project is an exciting opportunity for individuals with a passion for bringing digital Casino...

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    I'm seeking a proficient Android developer who is experienced in integrating various SDKs, specifically for ECG features. Actually we want to use the SDK and export XML values using specific methods WE HAVE THE MANUAL AND THE METHODS AND ALL THE INFORMATION -Utilize your knowledge of various SDKs to effectively pull correct ECG values. -Work with ECG SDK medical device. ...seeking a proficient Android developer who is experienced in integrating various SDKs, specifically for ECG features. Actually we want to use the SDK and export XML values using specific methods WE HAVE THE MANUAL AND THE METHODS AND ALL THE INFORMATION -Utilize your knowledge of various SDKs to effectively pull correct ECG values. -Work with ECG SDK medical device. Skills and Experience: Java, XML...

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    Hi, We are looking for a dev to make simple algo trading strategy for Bookmap platform in Java on Python. Express Your interest and DM me so we can discuss details more precisely.

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    ...and realistic way Ideal Skills & Experience: - Extensive experience with Android sensor data - Knowledge of sensor event simulation - Proficiency in creating randomness in the simulation What I will give you and how the project must look like: - A text with realistic sensor data events recorded from a real Android device with the timestamps. - The C# project where the task must be done. - A old Java project with basically what I am looking for. The problem that this project is outdated and the sensor data generated is not accurate or realistic, I need to make it like that project does, but improved and most realistic possible By successfully executing these tasks, the candidate will create a powerful tool that generates lifelike Android sensor data events, aiding in system...

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    ...like Twilio should be used. - The solution should be compatible with Android v9 and above. - Preferred languages for development are Java and Python, or other as needed chosen for their stability, simplicity and adaptability. - The programming solution needs to be able to integrate the necessary AI model or algorithm, whether that be Natural Language Processing, Machine Learning, Deep Learning or other. This will be determined based on project requirements. - The AI solution should be cost-effective given the texts to be generated would be simple product/service queries, bookings for my spa salon. Ideal freelancer for this job: - Proficient in Java and Python. - Expertise in building Android applications. - AI/ML expertise particularly with respect to SMS automat...

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    ...needs to be done: - Convert Figma designs to an Android compatible UI, specifically compatible with Android 11 (R). - The UI includes elements like navigation menus, interactive forms, and multimedia integration. - Integrate the newly created UI with our existing browser code, which is written in Java. Applicants should have the following skills: - Proficiency in working with Figma for UI designs - Hands-on experience with Android development, particularly Android 11(R) - Strong coding skills in Java - Expertise in integrating UI designs to pre-existing code. If you have developed interfaces for android applications previously and have a keen eye for detail, this task should be a perfect fit for you. Previous experience in similar tasks will be highly appreciated. Look...

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    I'm looking to implement SMS and Whatsapp APIs in Java in order to automate business processes for International users (EU, US, CA, AUS). We should be able to specify the receiver number (with country code) along with the message. The messages are transactional (no bulk messaging). Key Requirements: - Integrate SMS and Whatsapp APIs from any cost-effective gateway into Java code. - Ensure the ability to send messages via SMS and Whatsapp to receiver numbers. - Create a reliable solution and demonstrate it working on numbers in given countries. Ideal Skills: - Experience in API integration, specifically SMS and Whatsapp APIs - Java

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    bonjour, Nous souhaitons recuperer les données sur un site afin de remplir notre base de données. Nous allons recuperer plus de 1000 numéros. Nous cherchons un free-lance maîtrisant bien la langue française et pas cher. C’est une opération à faire tous les mois.

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    E-Commerce AI Revolution 已经结束 left

    ...**Customer Support:** Implement AI to offer immediate, 24/7 support to customers, including handling inquiries, complaints, and feedback using natural language processing. 4. **Custom Work:** There will also be a need for custom AI solutions for specific challenges we face in our daily operations that are unique to our business context. **Ideal Skills and Experience:** - Proficiency in Python or Java, with a strong understanding of AI and machine learning libraries. - Experience in developing AI solutions for inventory management, order processing, and customer support. - Ability to integrate AI features into existing e-commerce platforms. - A keen eye for identifying operational inefficiencies and proposing AI-driven solutions. The goal of this project is not just to automate ...

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    ...primary function of this software is AI-powered decision making. The specific task of the software is to have the ability to use AI / ChatGPT to select tests based on change points. As the client, I haven't specified a preferred programming language so you have the freedom and flexibility to use any language that you think is best suited for this project including but not limited to Python, Java, and C#. Ideal candidates for this project should: - Have profound knowledge and experience in AI, preferably also with ChatGPT - Have a solid background in software development - Be capable of providing a detailed project proposal outlining how they plan to tackle this project before commencing. This project represents a terrific opportunity for those who are inter...

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    I'm seeking proficient software developers to create a program which automatically selects and lists test items based on inserted change points. The primary function of this software should be: - Automatic selectio...function of this software should be: - Automatic selection of tests - Identifying change points - Lists compiled of identified test items The ideal freelancer for this role should have a strong knowledge about test selection, change point identification, and test item listing within a software. While the language preference for the project has not been specified, extensive experience in Python, Java, or C# is advantageous. The anticipated timeline is within a month from the project commencement. Therefore, a candidate who can commit to a tight turnaround time ...

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    Java languages work 已经结束 left

    I'm seeking a dedicated Java professional for tasks within my active project.

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    Seeking a skilled help install the Java Apache Mail Enterprise Server (James) on the IBM Cloud platform. Ideal candidate skills and experience: - Proficient in IBM Cloud - Familiar with Apache James (mass email services) - Familiar with Google's new spam email guidelines - System security Key responsibilities include: - Manage user access privileges - Manage server resources Initial project bid: - Assist with giving you and another developer access privileges to IBM Cloud system Previous experience in similar projects is required. I look forward to seeing your proposals.

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    I am seeking a designer who can provide stunning layout for a 15' x 90" tension fabric wall for our church welcome center. This design will also incorporate 3 - 30x90 free standing stretch banners. Attached are 2 photos of existing banners. We are tired of the dark and heavy looking design and would like something clean, simple, modern that will also reflect our church identity. We will replace the larger curved banner wall with a flat one that goes across the whole room. It will be along the back wall and frame the white tile area as a stage. We would be open to graphics, stock photos of happy people, text, or a combination. If you use photos, they should reflect a multicultural congregation. If you use text, Words to incorporate are: Family, Biblical Truth, Wor...

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    I am experiencing troubling UI issues in my Java 21 application after upgrading JSF Primefaces to the latest version. The application is deployed on Windows. The challenges include: - Alignment issues - Missing buttons or elements - Styling inconsistencies I need a proficient Java developer with substantial experience, particularly in working with Java 21 and JSF Primefaces. The freelancer should be able to efficiently diagnose and resolve these issues to restore the UI functionality and aesthetics of my application. The successful applicant should include their specific experience in dealing with such UI issues, especially after version upgrades. Please, no general applications - I'm keen on targeted experiences and direct resolutions to my problem. Good commu...

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    I have a task to create a simple desktop application from biological databases based on a database that I have initially created, I have no idea at what level the database is made. I would need help with this project quickly because. the database is in SQL and the application does not matter, the most desirable one is in access, java In general, the project is not supposed to be complicated, it is supposed to be a desktop application in which it will be possible to search for information from a database. I just started the topic of astronomical observations, but I had a problem with the relationships between tables in this topic, so later I started a different topic, but it is In general, it doesn't matter which one, it's about the technical side of the task and its execu...

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    ...ideal candidate will bring a mix of technical expertise, creativity, and problem-solving skills to the table. **Key Responsibilities:** - Develop and implement data extraction solutions from Web APIs to PowerBI. - Ensure the integrity and accuracy of data retrieved. - Optimize data retrieval processes for efficiency and reliability. **Skills and Experience Required:** - Proficiency in Python, Java, or JavaScript; with strong emphasis on Python due to its widespread use in data manipulation and API interactions. - Extensive experience with PowerBI, including but not limited to setting up data models and creating dynamic visualizations. - Proven track record of successful API integration projects, with specific experience in handling Web APIs. - Solid understanding of data extrac...

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    Engaging 2D Card Game 已经结束 left

    ...intuitive and attractive user interfaces that appeal to adult players. - **Game Mechanics Insight:** Ability to implement engaging and challenging game mechanics that are suitable for adults. - **Monetization Strategy:** Expertise in integrating unobtrusive yet effective monetization methods, considering the adult demographic. **Ideal Skills and Experience:** - Strong programming skills in C#, Java, or any relevant languages used in mobile game development. - Previous experience in developing card games is highly desirable. - Knowledge of the latest trends in mobile gaming, especially in the card and puzzle genres. - Experience in implementing social sharing features, leaderboards, and multiplayer elements to boost engagement. - Familiarity with the process of publishing games o...

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    ...speech recognition to facilitate voice-enabled commands and features. - Experience with Docker for creating, deploying, and running applications by using containers. - Extensive background in developing mobile applications for Android and iOS, with a keen understanding of their respective SDKs and ecosystems. - Strong programming skills in relevant languages (e.g., Python for AI services, Kotlin/Java for Android, and Swift for iOS). - Familiarity with mobile UI/UX principles, especially in designing for accessibility and intuitive user interactions. - Ability to integrate AI capabilities seamlessly to enhance user interactions, making the app more engaging, responsive, and personally tailored to each user. - Doctorate in AI is required - Longterm relationship of minimum one-year ...

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    Trophy icon Gluten-Free Cookbook 已经结束 left

    ...tentatively named "Gluten Free and Me", focusing on gluten-free renditions of beloved fast food favorites. The cover is a vital part of my vision for this project, and I'm seeking a talented graphic designer who can bring this vision to life with their skills. Here's what I envision for the cover: - **Style:** I'm leaning towards an illustrative style that can convey the playful and creative spirit of the cookbook. The design should be engaging, colorful, and geared towards food lovers interested in gluten-free alternatives. - **Color Scheme:** The design must be vibrant and in full color, capturing the eye of potential readers with its vividness. - **Content:** Essential elements to include on the cover are the cookbook's title "...

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    ...Profound knowledge in data protection and intrusion detection systems. - Ability to conduct comprehensive security breach analysis. - Experience in developing algorithms or systems that proactively address cyber threats. - Capability to work on a tight deadline, aiming for completion ASAP. **Ideal Skills:** - Proficiency in programming languages relevant to AI and cybersecurity (e.g., Python, C++, Java). - Experience with AI technologies such as machine learning, natural language processing, or neural networks in the context of cybersecurity. - Familiarity with current cybersecurity challenges and the ability to propose innovative solutions. - Excellent problem-solving skills and the ability to work independently. This project is urgent, and I am looking for someone who can div...

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    ...data processing. **Primary Goal:** - To develop a **Collaboration and Project Management** platform tailored for small to medium businesses, promoting efficiency and enhancing teamwork. **Target Audience:** - The platform is designed with small to medium businesses in mind, focusing on their specificity for collaboration needs and workflows. **Ideal Skills and Experience:** - Proficiency in **Spring** and **RSocket Protocol** for back-end development, ensuring high-performance, scalable backend services. - Expertise in **NextJS**, **Typescript**, and **React** for front-end development, ensuring a dynamic, user-friendly interface with server-side rendering capabilities. - Experience with **Apache Kafka** for implementing robust, real-time message queuing and event streaming. -...

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    ...to cater to different learning styles. - **Features:** - Video playback functionality for lessons. - A library for storing and accessing PDF documents. - Quiz modules that support multiple-choice questions, true/false, and other interactive elements. - Tracking and reporting capabilities for assessments. **Ideal Skills and Experience:** - Proficient in Android app development (Kotlin/Java). - Experience with multimedia content (video and audio). - Familiarity with developing custom interactive quizzes. - Strong UX/UI design skills, with a portfolio showcasing previous work in developing visually appealing and user-friendly interfaces. - Knowledge of implementing customizable features in an app. - Previous experience in building LMS applications or similar educational t...

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    ...inspire players to adopt environmentally friendly habits in a fun and interactive manner. Requirements: Experience in game development, with a portfolio showcasing completed projects. Proficiency in Unity or Unreal Engine for coding-required development. Ability to work with non-coding platforms like Kahoot for interactive game-based formats. Familiarity with developing for iOS (SWIFT), Android (Java), and Windows/mac platforms. Creativity to design engaging and educational content within the game structure. Excellent communication skills and the ability to work collaboratively with our team. Responsibilities: Develop and code the game based on our completed storyboard and prototypes available in Figma and Adobe XD. Implement interactive and educational gameplay mechanics accor...

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    I need a template for a Wordpress based website. It is important that the design is responsive and created within Wordpress with Elementor (Free). The following website should serve as a sample: This website should be rebuilt as it is and provided with placeholders for the texts and images. The complete design and especially the navigation bar are important to me. A video should be inserted on the intro page that is to be looped. Please only respond and make me an offer if you are able to recreate the given website identically. Please let me know if you have any further questions.

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    ...BTC/USDT trading Algorithm developer with expertise in Java, Python, and JavaScript. Profound knowledge in machine learning and deep learning will be advantageous. You will be responsible for the development of a unique software that mirrors the vision of our project. Key Responsibilities *Time series models like ARIMA ,STL , LSTM networks etc. * Machine learning models like regression models, decision trees, random forests, support vector machines etc. *Deep learning models, such as recurrent neural networks and convolutional neural networks etc. *Reinforcement learning techniques, such as Q-learning or deep reinforcement learning etc. *Technical analysis using various indicators or combinations of indicators to generate noise free, statistically sound, alpha producing...

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    ...- **Save Calculations:** Feature to save calculation results for future reference, aiding in financial planning. **Reference Link:** I will provide a reference link to give you an idea of the expected outcome and design inspiration. **Ideal Skills and Experience:** - Proficiency in Android app development, with a portfolio showcasing similar financial or calculator apps. - Strong knowledge of Java or Kotlin. - Experience in implementing user-friendly UI/UX designs. - Ability to integrate advanced features like history tracking and graphical data representation. - Familiarity with saving and retrieving data locally on Android devices. This app should not only be functional but also visually appealing, intuitive, and easy to navigate. I am looking for a developer who can bring t...

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    I'm launching a service that requires a robust Backend Management Portal and API Gateway, specializing in our innovative Smart Recycling initiative. This platform will serve as the nucleus for our operations, and I'm in need of a skilled freelancer to bring this vision to life. **Functional Requirements:** - **User Management:...actionable insights from user behavior and system performance. - Strong understanding of user and transaction management principles. I'm eager to collaborate with a freelancer who can translate these requirements into a fully functional and secure Backend Management Portal and API Gateway. Your contribution will be pivotal in driving the success of our Smart Recycling Service. **Remark** - Backend: Use Java programing language. - Frone-end...

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    I'm looking to develop a streamlined, web-based tool designed to enhance the efficiency and ease of managing my Ubuntu servers. This tool would play a key role in handling various server tasks, monitoring, and scheduling, tailored specifically to my operational needs. Php or java for web and c++/golang/python for plugin on ubuntu. **Key Features Required:** - **Start/Stop Server Jobs:** Ability to initiate or halt server jobs on demand. - **Monitor Server Performance:** Real-time monitoring to ensure optimal server performance. - **Schedule Job Execution:** Set specific times for jobs to run automatically. - **Job Status Tracking:** Continuous updates on the status of each server job. **Frequency of Updates:** - The tool must be capable of checking and updating the status o...

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    I'm seeking a skilled developer to convert my one-page Figma design into a responsive, interactive React JS page. Key Requirements: - The conversion should be responsive and optimized specifically for desktop and mobile interfaces - The use of external libraries like Bootstrap, Material UI, and ...desktop and mobile interfaces - The use of external libraries like Bootstrap, Material UI, and Tailwind CSS is required - Integration with APIs should be included Skills and Experience: - Proficiency in React JS development - Expertise in Bootstrap, Material UI, and Tailwind CSS - Familiarity with APIs integration - Extensive experience in developing responsive designs for multiple devices. Feel free to bid if you meet these requirements. Prior experience with similar projects w...

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    Trophy icon Vibrant Logo Design for BioTech Nexus 已经结束 left

    ...treatments, disease prevention, and groundbreaking research opportunities. Here's what I'm looking for: - Use of the colors Blue, Green, and Red, but don't limit yourself to these. I believe other colors may also help represent our company if you see fit. - It should convey feelings of professionalism, modernism, and innovation. If you can incorporate other relevant emotions beyond these, feel free. - Include relevant images/icons related to our business. This could be a Globe, a DNA strand, a Microscope, or whatever you feel is a relevant representation of our Biotech company. Ideal freelancers should have experience in graphic design and a strong understanding of brand identity. An understanding of the biotechnology field would be a great addition ...

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    Buatkan saya website 已经结束 left

    Website saya ini harus didevelop menggunakan spring boot , jpa dan database mysql. Web ini hanya berisi pengenalan produk (gambar, deskripsi, dll), jadi untuk halaman backoffice nya juga harus mempunyai fitur product management. untuk benchmark websitenya, kurang lebih akan terlihat seperti link dibawah : Desain bisa menggunakan template web yang akan disediakan.

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    We are looking to develop a mobile app that allows users to rate their political representatives, voi...Anonymous reporting feature Integration with social media platforms Multilingual support Data privacy and security measures Optional gamification elements for user engagement Education resources on political processes and civic responsibilities Requirements: Experience in mobile app development for iOS and Android platforms Proficiency in programming languages such as Swift (for iOS) and Kotlin/Java (for Android) Familiarity with mobile app frameworks, RESTful APIs, and backend integration Strong UI/UX design skills to create visually appealing and user-friendly interfaces Ability to work closely with the project team to ensure seamless integration of backend services and third-p...

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    We’re looking for an experienced Java programmer with a strong background for Spring, Swing, and mobile support. Also, we require experiences on CRM and ERP programs covering Invoice, POS, Accounting of AR/AP, Inventory, Employee & Payroll,.. The project is expected to last for more than 3 months, so the ideal candidate should be committed and available for a longer duration. We will discuss the project in details with the selected coder. Please write down the “Understand” text Otherwise, your bidding will be neglected. If you have the necessary skills and experience, please submit your proposal along with relevant examples of your past work. 1. The first 2 weeks will be a trial period with 20 hours per week and 40 hours after a trial period. 2. The ho...

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    I'm looking for an experienced web developer or cybersecurity expert who can resolve an ongoing issue that is severely affecting two of my websites. Our ads have been blocked by Google, decreasing our revenue and negatively impacting page load time. Although previously removed, the malware has returned, indicating a persistent vulnerability. **Key Challenges to Address:** - **Malware Removal:...to safeguard against similar issues. If you have a successful track record in rescuing websites from such predicaments and can provide actionable insights on preventing future malware attacks, I would be eager to work with you. Please note that this project will only be finalized and the full payment released 1 month after the Google ads are reactivated and the server is confirmed to be malwa...

    $151 (Avg Bid)
    $151 平均报价
    82 个竞标