Java is a versatile, object-oriented programming language that is widely used for software development across various industries. Java Developers can help clients create anything from complex web applications to automated trading bots and mobile apps. With their advanced skills and knowledge, they can turn your vision into reality, providing you with tailored solutions that align with your business goals. Here are some recent projects that our expert Java Developers made real:

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  • Building sophisticated trading bots for the cryptocurrency market
  • Implementing open-source virtual machines in C
  • Collaborating as senior developers on large-scale Android projects
  • Solving server request errors for mobile applications
  • Running and optimizing code from Git repositories
  • Designing and implementing web services for seamless integration

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    284 jobs found, pricing in USD
    algorithim -- 2 6 days left
    VERIFIED

    I am looking for a skilled programmer who can implement an algorithm using Python. The algorithm needs to solve a specific problem, and I need the project to be completed as soon as possible. Skills and experience needed for this job include: - Proficiency in Python programming - Strong understanding of algorithms and problem-solving - Ability to work quickly and efficiently to meet tight deadlines

    $388 (Avg Bid)
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    5 bids

    I am currently working on a project that involves configuring a local environment capable of running a Docker and Gradle project retrieved from a repository. Having prior experience with Docker and Gradle, I am comfortable handling the installation process myself, as I already have the required software installed. Therefore, I am seeking your assistance primarily in cloning and executing the project. Beyond the execution, my interest lies in gaining a comprehensive understanding of the codebase. If you could offer any guidance during this process, it would greatly enhance my learning experience. If you are available and willing to take on this task, I would be happy to grant you access to the repository and provide any additional details you may require. Thank you for considering my re...

    $7 - $18
    $7 - $18
    0 bids

    Need to create nicegram bot for telegram it should be as same as nicegram bot

    $17 (Avg Bid)
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    2 bids

    i need application and website to classify dataset that i have

    $174 (Avg Bid)
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    18 bids
    Game Deveopment In Java 6 days left
    VERIFIED

    I am looking for a Java game developer to create a Tower Game for the web platform. The ideal candidate should have experience in game development using Java and be familiar with web development technologies. Requirements: - Proficiency in Java programming language - Experience in game development, particularly in creating strategy games - Knowledge of web development technologies such as HTML, CSS, and JavaScript - Ability to implement specific features and mechanics based on a clear vision provided by the client - Strong problem-solving skills and attention to detail Responsibilities: - Collaborate with the client to understand their clear vision for the game and translate it into a functional and engaging Tower Game - Implement gameplay mechanics, including tower placement, enemy spa...

    $79 (Avg Bid)
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    6 bids

    I am looking for a freelancer to help me with an AI machine learning project focused on prediction/detection. I have a specific dataset in mind, which includes 10-50 variables/features. Skills and experience required for this project include: - Strong knowledge of AI and machine learning algorithms - Experience in prediction modeling - Proficiency in Python and relevant libraries (e.g., TensorFlow, scikit-learn) - Ability to analyze and preprocess datasets - Familiarity with data visualization techniques - Strong problem-solving and communication skills dataset link is The main goal of this project is to develop a predictive model using the provided dataset. The freelancer will be responsible for performing data analysis, selecting appropriate algorithms, training and evaluating the mo...

    $19 (Avg Bid)
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    6 bids

    Project Title: dSpace and Eprints installation in Oracle cloud instances I am looking for a freelancer who can install dSpace and Eprints in Oracle cloud instances. Specific requirements for the installation process: - Experience with installing dSpace and Eprints in Oracle cloud instances - Knowledge of Oracle cloud infrastructure - Familiarity with the installation process of dSpace and Eprints Timeline: - The project should be completed within 1-2 weeks Additional services: - No additional services are required after the installation Skills and experience required: - Experience with dSpace and Eprints installation - Knowledge of Oracle cloud infrastructure - Ability to meet the specified timeline If you have the necessary skills and experience, please submit your proposal for thi...

    $7 - $18
    $7 - $18
    0 bids

    As a French bakery, we are looking to create a portfolio website to show off our delicious products. We want to create a website that is easy for our visitors to use, so we prefer to build it on the WordPress platform. One of the key features we are looking for is multilingual support, so that all of our potential customers can view our website in their own language. We believe building a website with these features will allow us to reach even more people and share our amazing products.

    $8 / hr (Avg Bid)
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    19 bids

    I am looking for a skilled developer who can create a trading platform with basic features and requirements. The ideal candidate should have experience in Java programming and be able to complete the project within a timeline of 1-2 weeks. Specific features needed for the trading platform include: - Real-time streaming quotes: The platform should be able to fetch and load real-time quotes and options-chain in MySQL. - Place equity and complex option trades including advanced orders. - Fetch positions, balances and other account related details. A fully functional or UX is not necessary. Only void methods are needed to complete the following functionality: Fetch real-time market data: get quotes, get option chains, get option strikes, get option expirations, lookup option symbols, get hi...

    $365 (Avg Bid)
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    8 bids

    You need to be able to develop a Telegram bot for our high risk merchant business that accepts payments inside of telegram Must be able to Payout to Australian banks

    $120 (Avg Bid)
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    17 bids

    This is a newer game gaining popularlity. They have IOS/Android and PC Version for the same game and looks like crossplay. Please contact me if you need more info. I cannot mention game here due to restrictions. I am looking for a skilled developer to create a game modification or hack for an Android strategy game. The main goal is to increase the resources or currency within the game. Access to the game's server and client files is limited, with no full or partial access available. Therefore, the developer will need to find a way to modify the game without direct access to these files. The specific resources or currency that need to be increased have already been identified by the client. Therefore, the developer will be provided with the exact details of what needs to be m...

    $523 (Avg Bid)
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    23 bids

    There is a small error in my application, which is written in Java and whose API side is WordPress, I am looking for a friend to fix it.

    $21 (Avg Bid)
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    14 bids

    I am looking for a skilled Full Stack Spring Boot Developer to join my team and help with a project that will last more than 3 months. Preferred Programming Language: Java Specific Framework: Spring Responsibilities and Skills: - Develop and implement high-quality software solutions using Spring Boot - Collaborate with the team to design and implement new features - Troubleshoot and debug existing applications - Optimize and refactor code for improved performance - Experience with front-end technologies such as HTML, CSS, and JavaScript - Familiarity with database systems and SQL - Strong problem-solving and communication skills This is a great opportunity for someone who is experienced in Full Stack development with Spring Boot and has a strong understanding of Java programming. If...

    $9 / hr (Avg Bid)
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    19 bids
    US based Scrapper 6 days left
    VERIFIED

    Looking for someone to create a script to scrape data from us based site.

    $191 (Avg Bid)
    Local
    $191 Avg Bid
    10 bids

    Project Description: Elasticsearch index and snapshot - I am currently using a version of Elasticsearch that is not listed (please specify). - The main objective of this project is to increase search performance using Elasticsearch. - The Elasticsearch index and snapshot will only require occasional maintenance or updating. Ideal Skills and Experience: - Experience working with Elasticsearch, specifically in optimizing search performance. - Knowledge of Elasticsearch index and snapshot management. - Understanding of Elasticsearch maintenance and updating processes. - Ability to troubleshoot and resolve any issues that may arise during the project. - Strong communication skills to effectively collaborate with the client and provide updates on project progress.

    $22 / hr (Avg Bid)
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    33 bids
    augmented reality 6 days left
    VERIFIED

    Hello, I am looking for someone to develop an augmented reality mobile application for audiences of all ages. The initial milestone for this project is to be complete within one month. This project requires expertise in augmented reality software and toolkits, so please only apply if you are confident in your abilities to deliver on the timeline. Any experience developing augmented reality applications and experiences is preferred. we would want to host all the files ect on out server I look forward to hearing from you and discussing this project further.

    $5234 (Avg Bid)
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    29 bids

    Create a script and scrape data from a site. Url and complete details will be given to shortlist candidates only.

    $64 (Avg Bid)
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    34 bids

    I am looking for a developer to create an application that can download CVS files from the Naukri job board. The ideal candidate for this project should have experience in developing web scraping applications and have a good understanding of job boards and their data structures. Requirements: - Ability to download CVS files from the Naukri job board on a daily basis - The downloaded CVS files should be in any format, such as .pdf, .doc, .docx - The application should be able to handle large amounts of data and have efficient data processing capabilities Skills and Experience: - Strong proficiency in web scraping and data extraction - Experience with job boards and their APIs - Proficiency in programming languages such as Python or Java - Knowledge of different file formats and data pro...

    $101 (Avg Bid)
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    32 bids
    Software search feature 6 days left
    VERIFIED

    Software search feature I am looking for a developer to create a software search feature with the following requirements: Functionality: - Basic keyword search functionality - No advanced filters or sorting options needed - No natural language processing or machine learning capabilities required Primary language: - The software is primarily written in JavaScript Timeline: - The completion of this feature is expected to take longer than a month Ideal skills and experience: - Strong proficiency in JavaScript - Experience with developing search features - Familiarity with software development best practices - Ability to work on longer-term projects and meet deadlines

    $4076 (Avg Bid)
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    77 bids

    I want to run a JAVA application on my macbook but I keep getting these errors: Error: Could not find or load main class ##CENSORED## Caused by: : javafx/application/Application MacBook-Pro-3:~ user$ I need someone to help me make it run on my Macbook. You need to be experienced with MACOS and JAVA for this job. Should be an easy job if you know what you're doing.

    $23 (Avg Bid)
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    7 bids

    I am looking for a freelancer to create a Python 3.11 AWS lambda layer for the most recent Stellar SDK. Skills and Experience: - Proficiency in Python 3.11 and AWS lambda - Experience working with the Stellar SDK - Knowledge of AWS lambda layers and their implementation Timeline: - Immediate start and completion of the project Please provide your previous experience with AWS lambda layers and the Stellar SDK when submitting your proposal.

    $31 (Avg Bid)
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    15 bids

    I am looking for a skilled developer to build an apk that connects to a VFP accounting software. The apk should have the following features: - Inventory management: The apk should be able to handle inventory management efficiently. The apk should be compatible with all versions of Android. The apk should connect to the VFP accounting software through API integration. Ideal skills and experience for this job: - Experience in building and developing apks for Android - Strong knowledge of API integration - Familiarity with VFP accounting software

    $280 (Avg Bid)
    $280 Avg Bid
    9 bids
    Nodejs test cases for api 11 hours left
    VERIFIED

    I'm looking for a freelancer with experience writing Nodejs test cases to test an API I'm developing. The API will primarily focus on user authentication, so it is important that the tests written are comprehensive enough to verify that it is working properly and securely. I do not have any specific testing framework preference, so I welcome all suggestions on the best option for this project. The test coverage should cover the majority of the functionalities in the API, but not necessarily every single one.

    $20 / hr (Avg Bid)
    Urgent
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    67 bids

    I am looking for a Java developer to integrate a payment gateway into my Android application. Skills and Experience: - Strong experience with Java and Android development - Experience with payment gateway integration - Familiarity with various payment gateways, such as Paypal and Stripe - Ability to work with an existing backend system Project Details: - I need to integrate a payment gateway into my Android application - I do not have a specific payment gateway in mind, so the developer should have experience with different options - There is an existing backend system that the API needs to integrate with - The developer should be able to work with the existing backend and ensure smooth integration Please provide examples of previous work and your preferred payment gateway integration ...

    $85 (Avg Bid)
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    8 bids

    I am looking for a skilled developer to create a chatbot using the ChatGPT API. The chatbot will be integrated with our website and will primarily focus on providing customer support and sales and marketing functionality. Skills and experience needed: - Proficiency in using the ChatGPT API - Experience in integrating chatbots with websites - Strong knowledge of customer support and sales and marketing strategies - Ability to program the chatbot to advise appropriate products based on user queries - Creative thinking and the ability to suggest specific commands and responses for the chatbot - Excellent communication skills to understand our requirements and provide suggestions for improvement.

    $498 (Avg Bid)
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    96 bids
    Checker Program 6 days left

    The checker can check for gtav,rdr2 and fivem accounts The checker can change data if the account works. The checker can check with proxies The checker need a capslover The checker works online for windows CONTACT ME IF YOU CAN MAKE IT PLEASE!

    $220 (Avg Bid)
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    7 bids

    I'm looking for a skilled programmer to write test automation for my Playright software using Java language. Specifically, it would be a web application test suite providing full coverage across all functionalities. The test suite should be comprehensive and cover all major and minor functionalities within the application. All tests should be written in Java language. The right candidate should be familiar with the most modern test automation techniques and have deep knowledge of the relevant programming language.

    $18719 (Avg Bid)
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    38 bids

    I'm looking for a talented web developer to create an engaging augmented reality experience. The platform I need this experience developed for is web and I already have a specific idea for the experience. I'm looking for the augmented reality experience to have basic interactivity. The idea is basically as follows: Step 1. Someone scans a QR code with their phone, this takes them to a form to add their info and the game Step 2. In the Game: they pan their camera around and 3D models of cans appear around, they tap the can and it takes them to an external URL. We’d provide the 3D models and all graphic assets required, we need support with programming of the app and any technical setup that’s required. As the developer, I'm expecting you to put the user at ...

    $507 (Avg Bid)
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    I am looking for a skilled developer to build me a MLM software with specific features including: - Australian Binary Plan: The MLM software should have the capability to support the Australian Binary compensation plan. The ideal candidate should have: - Proficiency in JavaScript: The preferred programming language for this project is JavaScript. - Experience with MLM software development: The candidate should have previous experience in building MLM software, specifically with Australian Binary Plan. - Strong problem-solving skills: The candidate should be able to troubleshoot and resolve any issues that may arise during the development process. This is a one-time project and no ongoing maintenance or support will be required after the software is built. .

    $243 (Avg Bid)
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    5 bids
    Api testing tool development 6 days left
    VERIFIED

    Project Description: API Testing Tool Development I am looking for a skilled developer who can create an API testing tool using Java. Or python . The ideal candidate should have experience in Java programming or python and be familiar with API testing frameworks, specifically Postman. There are lot of open source tool available some of these are Apache jmeter, soup ui etc Requirements: - Proficient in Java / python programming language - Experience with API testing using Postman - Ability to develop a tool that is compatible with Postman API testing framework - Knowledge of integration testing Scope of the project: - The tool should focus on integration testing of APIs - It should be able to handle and test different API endpoints - The tool should be user-friendly and provide clear a...

    $517 (Avg Bid)
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    81 bids
    I need assistance in c++ 6 days left
    VERIFIED

    I am in need of assistance in C++ specifically in the area of advanced data structures and algorithms. I have a specific project or task in mind that I need help with and the deadline for this project/task is within 2 days. Skills and experience required for this job include: - Proficiency in C++ - Strong understanding of advanced data structures and algorithms - Experience in debugging and error handling - Ability to work within tight deadlines

    $23 (Avg Bid)
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    13 bids

    I am looking for a developer to create four basic utility apps for Android. The projects should have a user-friendly interface and I have specific features and functionalities in mind.

    $158 (Avg Bid)
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    25 bids

    I am looking for a developer who can create a Code to allow the DropBox application to work specifically on MacOS 10.12. The project requires the following features and compatibility: Features: - File synchronization: The application should be able to sync files between different devices. Compatibility: - MacOS versions: The code must be compatible with other MacOS versions, in addition to MacOS 10.12. Ideal Skills and Experience: - Fluency in Python coding language - Proficient in MacOS application development, - Strong understanding of file synchronization techniques - Experience with MacOS compatibility testing If you have the necessary skills and experience to create a Code DropBox application for MacOS 10.12 with file synchronization capabilities, please submit your proposal. O...

    $181 (Avg Bid)
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    Our client is looking for an engineer from India experienced in : • Java (Spring Boot) • Rest API development experience • Working experience with Kafka • Database - Cosmos / Cassandra Good to know : 1. Jmeter - Performance testing 2. Cucumber Automation Framework 3. Kubernetes Skills and Experience Required: - Strong experience in Java development with expertise in Springboot - Expertise in Kafka and Cassandra/Cosmos database - Proven track record of working on long-term projects - Ability to work independently and deliver high-quality code - Excellent problem-solving and troubleshooting skills - Strong communication and collaboration skills Minimum experience : 5 years Role : Work From Home, Full time Salary :INR 6 LPA - 8.5 LPA (Negotiable) Interested peers p...

    $10299 (Avg Bid)
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    7 bids

    One of our client is looking for an engineer from India experienced in : We are seeking a skilled Java developer who has specific expertise in the Google Cloud Platform. This project requires proficiency in the following areas: - Google App Engine - Google Cloud Storage - Google BigQuery Ideal Skills and Experience: - Extensive experience working with Java and the Google Cloud Platform - Strong knowledge of Google App Engine, Google Cloud Storage, and Google BigQuery - Ability to develop and deploy applications on the Google Cloud Platform - Familiarity with cloud-based storage and database solutions - Experience with data analysis and querying using Google BigQuery Application Requirements: Successful freelancers should include the following information in their application: - Past...

    $6008 (Avg Bid)
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    Project Description: - I am looking for an Android app that can send website post links as daily notifications. - The app should be developed specifically for Android platform. - The notifications should be sent on a daily basis. - The app does not require any additional features such as user account creation or in-app purchases. - Ideal skills and experience for this job would include: - Strong proficiency in Android app development - Experience with integrating notification systems - Knowledge of web scraping or API integration to fetch website post links - Attention to detail to ensure accurate and timely notifications - Ability to test and debug the app for optimal performance and user experience.

    $24 (Avg Bid)
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    11 bids
    Development 6 days left
    VERIFIED

    Algorithm Development for graph layout I am looking for a Java/JavaScript developer who is good in GRAPH DATA STRUCTURE and graph Theory and developing Data visualization software for graph layout diagram. who has done research on UML diagram (state chart Diagram). Who is familiar with ALGORITHMS used in graph layout. Please find attachment and PLEASE DO NOT APPLY FOR THIS POST IF YOU DO NOT HAVE EXPERIENCE IN SUCH PROJECT

    $175 (Avg Bid)
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    10 bids

    The game consists of two competing characters, each character on the side of the screen (an image that can be changed) whenever you want In this game, you press with your fingers on the side where the givers throw gifts. When you press on one of the sides, the character goes towards victory ? There is a list of gifts in the options, only one appears on the screen for each character. There is an explanatory video for this simple game

    $501 (Avg Bid)
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    I am looking for someone who can help me with publishing my Android app on the Play Console. The app is currently ready for production release. Skills and experience needed: - Experience in publishing Android apps on the Play Console - Knowledge of the app submission process and requirements - Familiarity with the Play Console interface Specific requirements: - Help in setting up a developer account and obtaining all necessary credentials - Assistance in navigating the app submission process and ensuring all requirements are met - Expertise in optimizing the app for revenue generation through in-app purchases Overall, I am seeking a professional who can guide me through the app publishing process and help me generate revenue through in-app purchases.

    $27 (Avg Bid)
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    Freelancer 6 days left

    Java/React/Node.js developer Code review and code optimization for said software developed in Java/react/NodeJS/angular/MongoDB/rest API/AWS Logic/flow discussion for given UFR and direct subordinates/interns (sated at our office) Daily 30 mins review expected (Mon-Fri summing to be 2.5 hrs per week) Requirement will be a continuous for next 6 months. Code will be checked in GIT hub repo

    $7 / hr (Avg Bid)
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    youtube data v3 api project 6 days left
    VERIFIED

    I am looking for a freelancer who can help me with a YouTube Android data v3 project to display the list of videos from a youtube playlist with video title and description in a card layout using firebase paging and recyclerview. when the user clicks on the video it should play. The player should not have 'sharing, copying, downloading features'. Programming should be in Java and compile SDK 34, Skills and experience required: - Familiarity with the YouTube Data API and its features - Proficiency in Android Java with androidx and firebase - Experience in working with APIs and handling data retrieval - Strong problem-solving skills and attention to detail The data obtained from the YouTube Data API should be integrated into a new system, rather than an existing one. If you ...

    $35 (Avg Bid)
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    I am looking for a freelancer who can help me integrate Procurement, Sales alerts into my ERP software using WhatsApp Business API integration. The ideal candidate should have experience in API integration and be familiar with ERP software. Requirements: - The project should be a standalone project which will interacting with our project through rest APIs. - This is a two-way communication project that will interact with our database based on the response given by the user from WhatsApp itself. - Alerts should also be sent along with relevant PDF documents. - Integrate Procurement, sales alerts into ERP software using WhatsApp API integration - Ensure real-time alerts are sent to users when the data is updated in our database. - Familiarity with ERP software and API integration, WhatsApp ...

    $699 (Avg Bid)
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    Need website developer using java and netbeans for small project

    $26 (Avg Bid)
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    Project Title: Fixing Issues with Android App Libraries (irfaan008/IRBottomNavigationView) Description: I am seeking an experienced Android developer who can help me resolve some issues with the libraries I am using in my app, specifically the irfaan008/IRBottomNavigationView library. The project involves fixing the issues that are preventing the app from building successfully. Specific Requirements: - Strong knowledge and understanding of Android development - Expertise in troubleshooting and resolving issues with libraries - Familiarity with the irfaan008/IRBottomNavigationView library - Ability to work independently and efficiently Timeline: I am looking for a quick resolution to the issues, so the ideal candidate should be able to complete the task as soon as possible. If you have...

    $26 (Avg Bid)
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    I am in need of a programmer who is familiar with blockchain technology, specifically in creating smart contracts. The ideal candidate should have experience in the following: -- Solidity programming language - Understanding of blockchain technology and its implementation - Ability to develop secure and efficient smart contracts - Familiarity with Ethereum platform The project timeline is within 1 week, so the freelancer should be able to work efficiently and meet deadlines. Strong communication skills and attention to detail are also important for this project. Do you know about the coin mixer? I want to develop a similar project. It is best if you have worked on similar projects and can show me your results.

    $712 (Avg Bid)
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    I need a crypto wallet 6 days left
    VERIFIED

    I am looking for a developer to create a crypto wallet that supports both Bitcoin and Ethereum and stable coins. I want The wallet to be like some samples i will show you. i want it for android and ios Skills and experience required: - Strong knowledge of cryptocurrency and blockchain technology - Experience in developing crypto wallets for mobile platforms - Familiarity with both Bitcoin and Ethereum protocols - Proficiency in programming languages such as Java, Swift, or React Native - Understanding of transaction tracking and security features

    $971 (Avg Bid)
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    I am looking for a skilled Android developer who can create an app that will read incoming text messages (SMS) and post them to my server. Purpose: Communication tracking Compatibility: The app should be compatible with all Android versions. Additional Features: No, only the specified functionality is required. Ideal Skills and Experience: - Strong proficiency in Android app development - Experience working with SMS functionality and server integration - Knowledge of communication tracking systems - Attention to detail and ability to ensure data accuracy - Strong problem-solving skills to handle any potential issues with reading and posting text messages

    $502 (Avg Bid)
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    I am in need of a qualified blockchain developer to help me launch Layer2 by OP Stack on Ethereum with a timeline of 1 day. Knowledge of the Ethereum platform is essential; the successful developer must be an expert in the areas of Ethereum technology. The primary purpose of the development is to create and launch Layer2 by OP Stack. The ideal candidate must have experience creating blockchain solutions, as well as the qualifications to make this project a reality. This project requires a high level of technical knowledge and experience, so the perfect candidate must be competent and highly experienced. Time is of the essence, so the ability to work quickly and efficiently is required. If you believe you are the right developer for this position, please respond to this listing. I look for...

    $371 (Avg Bid)
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    I am in need of creating a putty similar to our organization that has advanced features with customization options for our users. Additionally, I require incorporating advanced security features for the putty application to protect our data and users. We prefer deploying it on the Linux operating system. Any developer who can help us create this putty should have experience in developing applications on the Linux platform, as well as knowledge of advanced security features. Thanks for your time!

    $705 (Avg Bid)
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    I am looking for a developer to create a Cattle Brand Recognition app for Android. Platform: Android Database: Needs to be created GPS Accuracy: Low (more than 20 meters) The main features of the app include: - Capture brand image of cattle - Retrieve owner's information from the created database - Notify the owner and police about the livestock location - Include a GPS reminder feature Skills and experience required for this project: - Proficiency in Android app development - Experience in creating and managing databases - Knowledge of GPS integration and location tracking Please provide examples of previous similar projects and your proposed timeline for completion.

    $42 (Avg Bid)
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    12 bids

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