Freelancer.com is offering you thousands of professional Java developers who will help you with all your Java tasks in a timeless manner and with excellent proficiency. Java is a scripting language used to enable programmatic access to objects within software applications. Java developers will make your website more interactive, allowing your users to input information, move elements around on the page, and make your website more functional.

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    393 份搜到的工作,货币单位为 USD

    I face this error Error: Unable to initialize main class Main Caused by: : org/telegram/telegrambots/meta/exceptions/.... when trying to deploy to app engine with maven. Need help with this

    $22 (Avg Bid)
    $22 平均报价
    2 个竞标
    Android Phone Caller app 6 天 left
    已验证

    Description: Phone Caller app Features: Dialpad Contacts: Photo must display full screen when talking Recent/Missed Calls Call History: call duration Send text message: Schedule a text message to send Settings: Change Background, set ringtone, assign ringtone to contacts

    $1099 (Avg Bid)
    $1099 平均报价
    15 个竞标

    Create a web-like Jivo CRM with a few CRM features

    $90 (Avg Bid)
    $90 平均报价
    1 个竞标

    I am looking for someone that can work on my project full time. Please don't waste my time and your time. Please read the post before you bid. - Good Java with hadoop experience -Zookeeper Lock -Vertica -Elastic Search The hours are from 10 to 4:30 pm eastern New York time. Someone that is knows what he is doing and also can learn along the project. Please don't waste my time and your time, if you don't agree with the budget and time. Also need to work on client's laptop.

    $875 (Avg Bid)
    $875 平均报价
    4 个竞标

    I need app like this.

    $119 (Avg Bid)
    $119 平均报价
    10 个竞标
    software for roulette -- 2 6 天 left
    已验证

    i need a professinal developer who has skills on the casino games, online roulette, to develop a script

    $148 (Avg Bid)
    $148 平均报价
    11 个竞标

    Se adjunta el detalle en el word adjunto. Hay 16 dinámicas ya desarrolladas pero hay algunos items complementarios que faltan para poder concluir con el proyecto.

    $40 (Avg Bid)
    $40 平均报价
    5 个竞标

    I need a form generator web application for small businesses. Technologies: Spring boot (backend), Angular 11.

    $16735 (Avg Bid)
    $16735 平均报价
    24 个竞标

    Bonjour, Je recherche un développeur pour recréer mon site web que j'ai déjà créé avec wordpress. J'aimerais créer mon site avec PHP, Javascript ou Python, car sur wordpress j'avais tellement de soucis, et j'aimerais ajouter plusieurs fonctionnalités que je ne peux pas faire avec wordpress. Je voudrais recréer toutes les pages et ajouter quelques pages supplémentaires. Voici mon site web : (webdigital. info) Surtout je voudrais améliorer la page du blog que je ne trouve pas le moyen de le faire sur wordpress. J'espère avoir une réponse de votre part. Bien à vous,

    $1138 (Avg Bid)
    $1138 平均报价
    20 个竞标

    Hello I need an expert in Java Programming to develop a system using java ReST technology, Java Web Technolog () Please apply if you have the required expertise. No teams or companies please.

    $107 (Avg Bid)
    $107 平均报价
    6 个竞标

    On iCodde we are in the search of a highly experienced PriceFX Engineer to join our remote team Worldwide! We're looking for someone with: Experience in Java Experience in Groovy Strong knowledge and experience in PriceFX configuration SQL English verbal and written communication skills Spanish communication skills is a plus

    $101 / hr (Avg Bid)
    $101 / hr 平均报价
    6 个竞标

    We have a program that allows us to download a zip file of vehicle details from the page at This screencast further explains what I am after I can pay $2 per hour as a base rate for this and other tasks for the time that you are connected to the codebase and actively making changes. Once the objectives mentioned in the screencast are met, you will be paid an additional $2 for the successful completion. This means that the “minimum” total payout if you succeed in achieving the objective that we are aiming for, would be $4. This link will get you into the codebase and help us to establish audio as well https://code-with-me.global.jetbrains.com/EuKESgi2BsBOSIJ1GdBe_w#p=IU&fp=01825399B883B0C06F766DD36D5EB9559945E1F883CA8C16F8C4CD11D9D3D81B This screencast shows the p...

    $10 / hr (Avg Bid)
    $10 / hr 平均报价
    6 个竞标

    Hey this is my website: I want this website to customize where users can rent car from multivendors. book the cars and pay

    $35 / hr (Avg Bid)
    $35 / hr 平均报价
    54 个竞标

    The app is used now on android phones and print on Bluetooth printer. But need to use the app on a Sunmi V2s that has an integrated printer

    $225 (Avg Bid)
    $225 平均报价
    11 个竞标

    Objective: build an app to track cargo loading and unloading timings once a semi trailer arrives at a distribution center. Also, provide notification or alerts to the network of cargo drivers. This project will have 3 to 4 milestones We want to develop a native Android app with the following feature: * Driver navigation map. * Being able to create custom alerts on the navigation map. * Send this alert to the other driver's maps (it does not need to be real-time but need to be parametrized, let’s say send alerts each xx minutes). * Create different alerts (route cuts, cops in the route, etc.) One color or icon for each type of alert, displayed on the navigation map. * Being able to select the origin and destination of the route. * Can be using google maps or Waze maps (or any ot...

    $1464 (Avg Bid)
    $1464 平均报价
    18 个竞标
    JavaFx Job 6 天 left
    已验证

    Hi, We have been looking for someone with good skills in Java specially JavaFX. We will share more details through chat.

    $192 (Avg Bid)
    保密协议
    $192 平均报价
    4 个竞标

    We have a web app project in jira. And wee need to complete some services in backend. We need very expert developer in spring and mysql server. (very expert in creating complex database queries). I want to make sure before we go to interview if u have following skills We need a backend developer (huge plus if you are full stack developer) with 3+ years’ experience, with the following skills and requirement:  Java  Spring  Client-Server communication  Verify phone by SMS  Open WhatsApp sessions  SQL language  Object Oriented Knowledge in the following tools is required:  Eclipse  Maven  Tomcat  MySQL Server  GitHub  Postman I need developer that have all of the above skills and ready to work with them from the first day. If you have all skills above, we can proceed...

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

    Ping me I will inform you ....

    $341 (Avg Bid)
    $341 平均报价
    12 个竞标

    Looking for a two resources for my project. One is a java person another is Kafka person. This is a full time support job. Looking for someone that can work long term. Please be sure to work on Eastern time. Please don't waste my time and your time. Here are the following skill sets which i am looking for. Kafka developer Skills; -Java -Kafka -SQL -Postman Senior Java Developer -Java with spring boot -Hadoop -Hive

    $20 / hr (Avg Bid)
    $20 / hr 平均报价
    7 个竞标

    Hello I need an expert in Java Programming to develop a system using java ReST technology, Java Web Technolog () Please apply if you have the required expertise. No teams or companies please.

    $169 (Avg Bid)
    $169 平均报价
    6 个竞标

    I need Python growth automation software. Software that will Follow and Unfollow. I tried Python and Selenium, I followed only the first one, but a series of more can not.

    $26 (Avg Bid)
    $26 平均报价
    8 个竞标

    I have the classes set up just need someone who knows javax lib to add correct annotation

    $26 (Avg Bid)
    $26 平均报价
    14 个竞标

    Hello, We have an existing custom built website that is about 7 years old that we would like some tweaks / fixes made to. The programming language is Java. We have a beta site that all testing should be done on. login info will be given once we talk and decide if you are a good fit for the project. Requirements: - Java expert (7+ years) - Ability to work on old Java technologies such as Ant, Tomcat - Ability to be overlapped at least 2 hours in the U.S business time a day - Be available more than 25 hours a week

    $22 / hr (Avg Bid)
    $22 / hr 平均报价
    17 个竞标

    I am looking for a MERN stack engineer who can help us develop new features and regular maintenance on the existing Gym management software. SQL, Spring experience would be helpful.

    $35 / hr (Avg Bid)
    $35 / hr 平均报价
    47 个竞标

    I am looking for a Java software engineer who can help us develop new features and regular maintenance on the existing Gym management software. SQL, Spring experience would be helpful.

    $38 / hr (Avg Bid)
    $38 / hr 平均报价
    41 个竞标

    Cloudsim tool for Resource provisioning

    $322 (Avg Bid)
    $322 平均报价
    2 个竞标
    Atmasampanna 6 天 left

    Need to create frontend and backend of the E-commerce webapp. The project may last for a long duration of time. Participants might get a chance to be involved in the production phase.

    $4 / hr (Avg Bid)
    $4 / hr 平均报价
    2 个竞标

    Need a front end & back end developer.. For lottery ticket app.. purchasing tickets & draw results

    $109 (Avg Bid)
    $109 平均报价
    6 个竞标

    moving data from wkc to atlas. There is an issue in one of the category relationship mapping

    $90 (Avg Bid)
    $90 平均报价
    2 个竞标

    I have a project of java in which design of application, implementation and it's testing is done if any one can do it perfectly dm me. Thanks

    $37 (Avg Bid)
    $37 平均报价
    5 个竞标

    Hi, I’m looks to hire someone who can help me build a time table clash detection system program using kotlin Java and scala. I’ve attatched the specification below. Please let me know as soon as possible. Thanks

    $242 (Avg Bid)
    $242 平均报价
    11 个竞标

    Topic will be Database replication between multiple servers based on user queries. Need to use a hybrid optimization algorithm (Which I will reveal to the selected freelancer) to select the best location to place the replica.

    $114 (Avg Bid)
    $114 平均报价
    10 个竞标

    Hello I need an expert in Java Programming to develop a system using java ReST technology, Java Web Technolog () Please apply if you have the required expertise. No teams or companies please.

    $160 (Avg Bid)
    $160 平均报价
    4 个竞标

    I am using an open source vehicle routing software. I need to add a fixed 'drive time' that a vehicle is allowed to drive concurrently. Software is at (ODL STUDIO). I belive that the program is writen in JAVA. I have a working setup with this program, I will help you setup the software on your side for easier testing.

    $35 (Avg Bid)
    $35 平均报价
    2 个竞标
    Android Developer 6 天 left
    已验证

    We need an Android developer to work on an existing messaging App. To carry out the following Tasks 1. Fix status bug a function on the group,that enables admins pin post the chat background. code to gitlab.

    $508 (Avg Bid)
    $508 平均报价
    68 个竞标

    Develop a CNN capable of recognizing 100 products. It needs to be able to recognize each product within a shelf and as an output, it should give a JSON file indicating: Product Name, Accuracy Level, and X/Y Coordinates. Deadline: 4 weeks

    $1110 (Avg Bid)
    $1110 平均报价
    12 个竞标

    I have created a project in android studio using java language. This project consist of two apps User and dealer. User can purchase multiple products from the list. And these products are from diffrent dealers. I have three diffrent dealers in that project, user should pay to a specific dealer for the respective product. so i need a route payment setup or you can say split it in razorpay.

    $154 (Avg Bid)
    $154 平均报价
    8 个竞标

    plz contact if u have experience with spigot duel server alongwith minecraft spigbot api

    $195 (Avg Bid)
    $195 平均报价
    9 个竞标
    iframe fullscreen 6 天 left
    已验证

    hi I'm looking for some one have good khnowldge in java script

    $696 (Avg Bid)
    $696 平均报价
    104 个竞标

    I have a project related to huffman tree in java intrested candidates bid plz

    $17 (Avg Bid)
    $17 平均报价
    6 个竞标

    We're having an aftermarket android (android 10) tablet of a car on which some modification has to be done (suitable for an electric car), like developing a theme, homepage, modifying apps, root enabling, custom animations. The work is very simple as of now, & requires only adding a custom homepage, starting (boot) animations & modifying existing firmware apps (including deleting/hiding). Along with tablet we're having all the wires & other necessary hardware. We would be giving the hardware & info of the same (like battery info or other info from the hardware) has to be displayed on the screen. The chosen candidate has to work on the tablet & might require to visit our office, hence its is recommended that the candidate must be from Bangalore, India. Please n...

    $121 (Avg Bid)
    $121 平均报价
    7 个竞标

    I need someone to make me a duels (pvp combat) server in java using the Minecraft ( ) java edition spigot api (). I will need source code but no redistribution rights. The server should allow players to combat each other in multiple ways. Some examples of the type of duels plugin we need made: , , . There is additionally an example of what we need done on the minecraft server hypixel.net. The duels plugin should be able to scale across multiple spigot server instances to allow for optimal performance. Note: This is not a website, it is a server addon for the spigot minecraft java server. The api docs are at and the javadocs are at . We can provide all messages, gui designs, terrains and similar, you do not need to have good english to complete this. I am able to amend the budget if n...

    $214 (Avg Bid)
    $214 平均报价
    6 个竞标
    Huffman Tree Coding in Java 6 天 left
    已验证

    I have a project related to huffman tree in java intrested candidates bid plz

    $22 (Avg Bid)
    $22 平均报价
    5 个竞标

    Chat Messaging App (like whatsapp/telegram) with Crypto Payments - Erc20 token smart contract **UK Developers ONLY** iOS and Android, XMPP, AWS, Swift NodeJS, Java, PHP, CMS. High quality UX/UI required, fast instant messaging, Instant Messaging, Voice & Video calling, Group Chat, Upgrade. NOTE: Only those that can show past or current similar apps will be considered

    $64128 (Avg Bid)
    $64128 平均报价
    35 个竞标

    Write a script and rush to buy Maotai on JD app through Android mobile phone

    $192 (Avg Bid)
    $192 平均报价
    7 个竞标

    1. Independently modify the telegram open source code I need to add or change item content

    $4195 (Avg Bid)
    $4195 平均报价
    16 个竞标

    When you watch a video in a game, you earn points. I want to collect these bonuses via url. It is simpler to do it with the url, as many machines are required to watch the video. But I'm not sure how to build this url. Can someone who understands Android java codes make a program that will run directly via the url without watching the video bonuses?

    $186 (Avg Bid)
    $186 平均报价
    19 个竞标

    We are a software vendor and want to integrate ESSL devices to our ERP

    $118 (Avg Bid)
    $118 平均报价
    4 个竞标

    An api should be called from the server that is based in india and response should be saved, it is required to call the api from the server which is based on india itself because any other server which is based outside India whenever calls and API the request is rejected because of the geological factor. earlier the same API was called from the google google appscript and it used to work perfectly but after the geological factor ir declines the request called from the google appscript as the server of google is based in US and the request get declined as it is from outside India.

    $154 (Avg Bid)
    $154 平均报价
    3 个竞标
    FLEX DIGAINER 6 天 left

    TMC duyare sarkar prokolpo digain

    $3 / hr (Avg Bid)
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    4 个竞标

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