Java Jobs
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:
- Developing custom GUIs for existing codebases
- Creating encrypted, secure crypto apps
- Designing cross-platform audio merging tools for mobile devices
- 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
Hiring Java Developers on Freelancer.com gives you access to a global pool of talented professionals who can deliver high-quality solutions tailored to your needs. Our platform makes it easy and convenient to find, hire, and collaborate with skilled Java experts from around the world. So why wait? Bring your ideas to life by posting your own project and hiring a Java Developer on Freelancer.com today!
จาก 264,599 รีวิว ลูกค้าให้คะแนน Java Developers 4.84 จาก 5 ดาวจ้าง Java Developers
Decryption of .js files for reverse engineering Skills and Experience: - Proficiency in JavaScript decryption - Experience in reverse engineering - Familiarity with debugging and accessing specific information in .js files Requirements: - Decrypting 6-10 .js files - Reverse engineering the code to gain insight and understanding - Debugging and accessing specific information within the decrypted .js files
I am looking for an Android Dewveloper, who could help me with my newly developed app
I am looking for a developer to create a Telegram dice bot using Python. Skills and Experience: - Proficiency in Python programming - Experience in Telegram bot development - Familiarity with the Telegram API Project Requirements: - Develop a Telegram dice bot that allows users to roll dice within a chat - The bot should have a user-friendly interface and be able to handle multiple users simultaneously - The bot should generate random numbers based on the dice roll - Implement basic error handling and validation for user input - The bot should be able to handle commands and store user preferences, if applicable Timeline: - The project should be completed within a month Please note that I have a general idea of the features I want for the bot, but I am open to suggestions from the deve...
I am looking for a PACS admin to implement specific functionality for my project. The ideal candidate will have experience with DICOM image storage, retrieval, and processing. Requirements: - Strong knowledge of medical imaging technology and DICOM standards - Familiarity with PACS administration - Ability to implement DICOM image storage, retrieval, and processing functionalities Timeline: - The implementation should be completed within a month. I am open to suggestions for the technology or framework to be used, but it should be reliable and compatible with DICOM standards.
I am looking for a skilled developer who can deobfuscate Java js code scripts in order to modify and improve them. The purpose of this deobfuscation is to enhance the functionality and performance of the code. Key requirements for this project include: - Strong understanding of Java and JavaScript - Experience with deobfuscation techniques and tools - Proficiency in code analysis and modification The code is currently functional, so the focus will be on making improvements rather than fixing errors. The client is open to suggestions for the modifications needed, so creativity and problem-solving skills are highly valued. If you are a talented developer with the skills and experience required for this project, please submit your proposal.
Hi, I’m looking for someone to write a script to enable user to One-Click-Print without instead of configure the settings every time. This script should work between Firefox/Chrome and thermal printer (Brother QL800). It should include printer name, label size, orientation and cutting option. Write ‘small’ if you read the JD. The web page is built with react. You can use selenium or any other language you see fit.
TIME SENSITIVE DUE BEFORE 12/5 8AM Java Developer with experience in retrieving stock data from Google Finance or Vantage API or Yahoo (whatever easier) I need a simple GUI application that takes user input for 2 stock symbols and displays information on screen such as open, high, low, volume, etc. and also displays a chart with a candlestick for each stock. also, when comparing stocks, save all data into a SQL database
I am looking for an experienced Android developer to create a virtual medical home app in Android Studio. The app will primarily target the general public and will have the following features: - Medication reminders: Users will be able to set reminders for their medications. - Appointment scheduling: Users will be able to schedule medical appointments through the app. - Telemedicine consultations: The app will allow users to have virtual consultations with healthcare professionals. In terms of handling medical records, the app should allow users to upload and store their own records. This will provide them with easy access to their medical history and important documents. Ideal skills and experience for this project include: - Strong proficiency in Android Studio and Java programming l...
I need a freelancer to create an appointments system for my spa center (JAVA, JSF and EJB required) see attached document Type of Appointments: - Spa appointments Scheduling System: - I have a specific scheduling system Skills and Experience: - Experience in developing appointment booking systems - Knowledge of scheduling algorithms and techniques - Required to integrate the appointments system with our existing JAVA software - Attention to detail to ensure accurate and reliable appointment scheduling
OCR Automation in Azure AI Document Intelligence I am looking for a freelancer who can help me automate OCR for forms using Azure AI Document Intelligence. Type of Document: a scanned pdf which contains tabular format of some handwritten information (time information HH:MM) in it. We need to specifically extract two corresponding columns out of those Forms that contains a 20x20 table. Output needs to be in excel. The freelancer/expert needs to guide me in automating few forms, so that i should see the underlying code or process or whatever that i can do it on my own later. There needs to be a 'custom extraction model' ('custom template model', to be specific) developed to extract the content when i upload my pdf document. If you are aware of this and can help...
I am looking for a skilled developer to create a Selenium automation framework using Java on testng with deep knowledge. This framework should be compatible with multiple browsers, including Chrome and Firefox,include hybrid (keyword and data driven) reading data from Excel using fillo api Some of the test cases for the project are already prepared, but there are also some that need to be developed. The estimated timeline for this project is less than a month. Skills and Experience: - Strong proficiency in Java programming - Experience with Selenium automation framework - Knowledge of browser compatibility testing - Ability to develop test cases
I am looking for a skilled developer to create an Android app and website for a Neet superspeciality exam MCQs platform. The app and website will serve both medical students and practicing doctors. Features: - Mock tests with timer to simulate the exam environment - Question bank with explanations to provide a comprehensive learning experience - Performance analysis and progress tracking to help users identify areas for improvement Design: - Although I have a rough idea of how I want the app and website to look, I am open to suggestions and creative input from the developer. Ideal Skills and Experience: - Strong proficiency in Android app and website development - Experience with designing user-friendly interfaces - Knowledge of medical education and exam preparation platforms would b...
Title: DICOM Image Storage and Retrieval Integration Project Project Overview: I am looking for a skilled developer who can help me integrate DICOM image storage and retrieval functionality into our existing system. The project involves integrating the dcm4chee tool with our current system, allowing for seamless DICOM image storage and retrieval. Specific Requirements: - Implement DICOM image storage and retrieval functionality using dcm4chee - Ensure seamless integration with our current system - Enable efficient and fast image retrieval - Implement secure storage and retrieval methods Ideal Skills and Experience: - Strong knowledge of DICOM standards and protocols - Proficiency in Java programming language - Experience with dcm4chee or similar DICOM toolkits - Familiarity with PACS in...
Need a few small changes in jcarolus chess version of game message for more must be good in java
I am looking for an experienced Android app developer to fix bugs in my app. The app is currently experiencing crashes on specific devices. I have a list of the specific devices and their OS versions where the crashes are happening, which I can provide. Requirements: - Strong experience in Android app development - Proficient in identifying and fixing app crashes - Familiarity with different Android devices and their OS versions - Attention to detail and ability to troubleshoot effectively Skills: - Android app development - Bug fixing - Troubleshooting - Device compatibility testing
Project Title: AOSP custom build Description: I am looking for an experienced developer to create a custom build of the Android operating system. The build should be based on 11 version of Android. I need to run Android App on windows 11 and Ubuntu GUI There are few options already there like Android-x86 and Waydroid I need to build from open-source under my brand to sell in market who want to run Android App Requirements: 1. Customize under my company brand and logo 2. Hardening the security 3. Create full documentation 4. Remove default apps like calculater, address, etc 5. Embede my app APK 6. Help my team to understand how it is created and how it can be updated 7. Support Open GL ES 3.2 Library including shaders functionality Ideal Skills and Experience: - Strong knowledge of And...
(ONLY ACCEPTING BIDS FROM PEOPLE WITHOUT AI RESPONCES) I am in need of a Minecraft mod developer with experience in FORGE. The mod will be for Minecraft version 1.19.2. Concept: - I have a detailed plan for the mod and will provide all necessary information and specifications. Complexity: - The mod is expected to be complex in nature, requiring a developer with advanced knowledge and skills in modding. Ideal Skills and Experience: - Strong proficiency in Java programming language. - Extensive experience in Minecraft mod development. - In-depth understanding of FORGE modding framework. - Ability to work with complex systems and implement intricate features. - Excellent problem-solving and debugging skills. - Strong attention to detail to ensure the mod functions seamlessly within the ga...
I am looking for an experienced Android app developer who can help me get data from existing Android app: Main Purpose: - The main purpose of the app is to get data. Features and Functionalities: - I am open to ideas and suggestions for specific features and functionalities. - I am looking for innovative and creative ideas that can enhance the user experience. Integration: - The app will be standalone and will not need to integrate with any existing systems or platforms. Skills and Experience: - Proficient in Android app development. - Experience in developing user-friendly and visually appealing apps. - Strong problem-solving skills and ability to think outside the box. - Ability to work independently and meet project deadlines. If you have the skills and experience required for thi...
Serverless Application Development with Authentication, Data Storage and Retrieval using React and Node We are looking for experienced serverless application developers proficient in JavaScript, particularly with knowledge in Node+React. The project involves developing a serverless application with a focus on data storage and retrieval. Desired Functionality: - Implement data storage and retrieval functionalities for the serverless application - Ensure smooth and efficient data handling and management JavaScript Framework: - The client has expressed a preference for using React as the JavaScript framework for this project. Experience with React is essential. Cloud Platform: - The client has specified Cloudflare as the preferred cloud platform for deployment. Familiarity with Cloudflare...
Development of Multi-Collateral Flash Loan Bot I am looking for a skilled developer to create a multi-collateral flash loan bot specifically for the Ethereum platform. The main functionality of the bot will be focused on liquidations. Requirements: - Develop a bot that can perform liquidations within the Ethereum ecosystem. - The bot should be able to execute profitable liquidation trades efficiently and effectively. - Integration with Web3 is a must, as the bot needs to interact with the Ethereum blockchain. - Familiarity with the Ethereum ecosystem, including smart contracts and decentralized finance (DeFi) protocols, is highly desirable. - Experience in developing flash loan bots or similar arbitrage tools is a plus. - Attention to detail and the ability to work within a fast-paced ...
Project Title: Solana Dex and Bridge Description: I am looking for a skilled developer to create a Simple DEX with basic trading functionalities for Solana blockchain. The project also includes building a Bridge for cross-chain asset transfer and pulls the best rates. Think of a combination of Jup. ag, Flexbeam, and raydium. must be fully mobile ready too. intgration with phantom, metamask, and trust wallet. Specific features needed for the Solana Dex and Bridge: - Simple DEX with basic trading functionalities - Integration of cross-chain asset transfers through the Bridge User interface design: - While I don't have a specific design in mind, I do have some ideas that I would like to discuss and incorporate into the UI. I am open to suggestions from the developer as well. Timeline...
I am looking for an Android application developer who can create an Islamic utility application. The project has a budget of less than $1000. Requirements: - Experience in Android application development - Familiarity with Islamic content and features - Ability to create a user-friendly and visually appealing application - Strong attention to detail and ability to meet deadlines Skills: - Android app development - Knowledge of Islamic content and features - UI/UX design - Time management If you have the necessary skills and experience, please submit your proposal along with examples of your previous work.
Description: We are seeking a developer to create a sophisticated chatbot that integrates with WhatsApp group chats for real-time project management. The chatbot will serve as a bridge between our team's communication on WhatsApp and our project management system on , with additional functionality to generate contracts via PandaDoc. Core Functionalities: WhatsApp Integration: The chatbot will be added to WhatsApp group chats, with each group corresponding to a specific project. Conversation Management: It will record and summarize all chat conversations, categorize the information, and update relevant project details on Monday.com. Selective Interaction: The bot will only respond to direct mentions in the chat, providing answers or updates when prompted with an '@' menti...
Python Coding Help for Beginner Skills and Experience Needed: - Proficiency in Python programming language - Experience working with beginners in Python - Strong knowledge of Python syntax and libraries - Familiarity with beginner-friendly Python development tools and environments Project Description: I am a beginner in Python programming and I am seeking coding help for my project. I am currently working on a project that requires Python programming skills. I am looking for a freelancer who has experience working with beginners in Python and can provide guidance and assistance in coding. The ideal freelancer for this project should have a strong knowledge of Python syntax and libraries, as well as familiarity with beginner-friendly Python development tools and environments. They should...
Project Title: WhatsApp Messaging Chrome Extension Project Overview: We are looking for a skilled developer to create a Chrome extension that allows users to send messages to WhatsApp contacts and groups directly from their desktop browser. This extension should simplify the process of sending WhatsApp messages, enhance user convenience, and offer additional features to improve the overall messaging experience. WhatsApp Integration: Develop the extension to seamlessly integrate with WhatsApp Web.
Hello We are looking for someone who can create a messenger CHAT for us with payment functions to send money by phone and to pay and create API so that the USEr can also add crypto wallet. Call options - switch camera, microphone or view Screen sharing with Signal desktop calls Schedule a message on messenger Android Stories Entertainment colours, backgrounds and design Set and manage disappearing messages Data usage options (WLAN & mobile) Note to me Archive or unarchive conversations In-app payments Proxy support Show in suggestions Incognito keyboard Change phone number View message details Group link or QR code Edit a group Delete for all @ mentions in groups Memory management Font size options Language settings Mark as unread Forward Pin or unpin conversations Share media content...
I am looking for a talented programmer to assist me with my project. It needs to be completed within 3 days I need a professional that has the skills and the time to finish it on time. My project is somewhat complex and requires skills in VBA, Python, Java, and C++, or any combination of those languages. I want to make a software to print numbers from notepad for example to print direct to lottery bet slip ticket . so if you believe you have the talent and skills to deliver the project in a timely manner, please get in touch with me.
Java Full Stack Development Requirements: - Proficiency in Java programming language - Strong knowledge of Angular framework - Experience with Spring Boot for backend development - Familiarity with React/flask/celery/redis for front-end development Integration: - The project requires integration with a pre-existing codebase Timeline: - The expected timeline for project completion is within a month.
I am looking for a software developer to assist with full software development using Python. There is no specific framework or library preference for this project. The scope of the project includes bug fixing and improvement, as well as specific feature development. Ideal skills and experience for this job include: - Proficiency in Python programming language - Experience with software development - Strong problem-solving skills I want a windows based software that can scan all my system jpeg tiff png images and make a database so when I want to search a perticular image it can find it quickly
Need to implement a library in java code
Java Full Stack Development Project - User Interaction We are looking for an expert Java full stack developer with experience in Angular to create an application focused on user interaction. Preferred Front-end Framework: Angular Primary Function: User Interaction Level of Experience Required: Expert Key Skills and Experience: - Expertise in Java full stack development - Strong proficiency in Angular framework - Experience in designing and developing user-friendly interfaces - Knowledge of best practices in user experience design - Familiarity with RESTful APIs and integration with backend systems - Solid understanding of database management and data manipulation - Ability to work independently and collaborate with a team - Strong problem-solving skills and attention to detail The ...
I am looking for a Java developer who can assist me in writing unit tests for my advanced project. The ideal candidate should have experience with the JUnit framework and be able to handle a large number of unit tests. Requirements: - Strong proficiency in Java - Experience with JUnit and TestNG framework - Familiarity with advanced project structures - Ability to write and manage a large number of unit tests
Please read entire description before you make a BID. I`m looking for a ChatGPT/linux/PHP/HTML specialist for the following project: - I want to run ChatGPT from local linux server (any distribution) - when interact with it, I want to give answers, ONLY from specific legit sources that I will provide (I DO NOT WANT TO USE ALL WORLD WIDE WEB). For example couple of website or local database. - on top of this I need the GUI interface to be in HTML/PHP. So the end user will interact with ChatGPT thru this GUI. I need a quote for this and a time to finish. I do not have a strict deadline for this project, but I am hoping to have it done in a timely manner. I look forward to hearing from you. PS: IF YOU BID AN AMOUNT (ANY) IT MEANS YOU ARE AGREE WHIT THAT BID AMOUNT, DO NOT TRY TO ASK FOR...
Project Overview The objective of this project is to develop a chatbot utilizing OpenAI's latest Assistant API. The chatbot should be capable of handling natural language inputs, maintaining conversation context, and providing relevant, accurate responses. The primary goal is to enhance user engagement and provide assistance through automated responses. Technical Requirements 1. OpenAI API Integration: The chatbot must be built on OpenAI's latest Assistant API. The developer needs to have experience with OpenAI APIs and a solid understanding of their usage limits and billing. 2. Environment Setup: The chatbot should be developed in Python 3.x. Necessary libraries, including openai, should be properly installed and configured. 3. Chatbot Features: Ability to create and manage con...
I have an app i am working on and need help with few issues. I need an expert. Not someone that will learn as we go. We will work together on my PC. I will pay per hour.
I need an expert who is good at python as well as java
I am looking for a chrome extension developer who can consult and code to automate tasks and enhance my browsing experience. I have a few specific tools in mind that I would like the extension to interact with, but I am open to suggestions. I have a strict deadline for this project, so I need someone who can deliver within the specified timeframe. Ideal skills and experience for this job include: - Proficiency in chrome extension development - Strong understanding of automation and task scheduling - Experience in integrating extensions with other tools and platforms - Good communication skills to provide advice and suggestions for tool integration - Ability to work efficiently and meet strict deadlines
I have purchased source code from CodeCanyon: I would like you to make minor changes, such as changing the theme color, updating branding, configuring settings, integrating AdMob, and setting up push notifications. Please bid only if you have experience with these tasks. In your proposal, kindly mention at the top, "I did it before," so that I can easily identify relevant bids and filter out random or automated ones. I am specifically looking for experts in Android, AdMob, notifications, and those who have previously worked with this code. Thank you.
I am looking for a freelancer who can disable the auto white balance feature in CameraX when taking photos on all Android devices. The specific issue I am experiencing is color distortion. I would like the freelancer to provide a fix for this issue only, without the need for an explanation of the root cause. Ideal skills and experience: - Strong knowledge of Android development - Experience working with CameraX and camera APIs - Understanding of color distortion issues in photography - Ability to modify CameraX settings to disable auto white balance feature
Want to change Docker Desktop path from C: to F: in Windows 10
I have a ready-made dating application written in Java with PHP and Mysql API sides. Live broadcast option will be added to this application with Agora API, Tiktok style. This is my application address, check it out
I am looking for a Flutter developer who can fix the issue with my Android app crashing after logging in. The app freezes and becomes unresponsive on devices running Android 11.0 and above. This issue occurs with all user accounts. Skills and Experience: - Proficiency in Flutter and Dart programming languages - Experience with Android app development and troubleshooting - Knowledge of debugging tools and techniques - Familiarity with Android 11.0 and above specifications - Ability to identify and resolve app freezing and unresponsiveness issues
I am looking for a skilled developer to create an Android app for my existing business. The application should include the following features: - Inventory management and closing -External interfaces: scan, camera, barcode -data entry -calculator I am flexible about the project deadline and open to discussing the timeline with the developer. The ideal candidate for this position should have experience in Android application development, particularly in implementing e-commerce features and social media integration.
I am looking for a developer who can implement specific algorithms for my C program. I already have existing code that needs to be modified and enhanced. The ideal candidate for this project should have experience in algorithm implementation and be proficient in C programming. They should also be able to understand and work with existing code efficiently.I have the code i will are 9 files need to update and remove budget is 10$
I am looking for a mobile app developer who can create an Android app for "Sonar Shadi". The main focus of the app will be on search and matchmaking functionality. Platform: Android Main Features: - User Registration: Users should be able to create an account and provide necessary information for matchmaking. - Search and Matchmaking: The app should have a search function that allows users to browse through profiles and find potential matches based on their preferences. - Chat Functionality: Once a match is found, users should be able to communicate with each other through a chat feature within the app. Budget: Less than Rs.10000 Ideal Skills and Experience: - Experience in developing Android apps - Knowledge of database management for user profiles and matchmaking algorithm...
Expert ONLY ANYONE WHO CAN FIX 3 KOIN UnitTests with KOIN. The ideal candidate should have experience in performing integration/unit tests. If you are an Expert Android developer who is experienced with Koin and can work quickly on fixing test failures, please reach out to me with your relevant experience and a proposal. Add "Its at best" at the beginning of your bid else it will be ignored. This is an urgent project and I am looking for an expert who can start immediately.
I am looking for a skilled cryptographer for a personal project that needs to be completed within 1-2 weeks. Requirements: - The freelancer must have past experience and a proven track record in cryptography. - Detailed project proposals are required in the application. Ideal Skills and Experience: - Strong knowledge and expertise in cryptographic algorithms and protocols. - Experience in developing secure communication systems and encryption methods. - Proficiency in programming languages such as Python, C++, or Java. - Familiarity with cryptographic libraries and tools. - Ability to analyze and identify vulnerabilities in cryptographic systems. - Understanding of key management and secure key exchange protocols. Please include your past work and relevant experience in your applicati...
I am looking for a freelancer who can develop an AI model using a GAN (Generative Adversarial Network) for image generation. The generated images will be used for Other Commercial Uses, so it is important that the freelancer has experience in creating high-quality and realistic images. I need the freelancer to provide a specific training dataset as I do not have one in mind. Ideal skills and experience for this job include: - Strong knowledge and experience in AI and machine learning, specifically with GANs - Proficiency in programming languages such as Python and TensorFlow - Ability to create and train a GAN model for image generation - Experience in working with large datasets and data preprocessing techniques
I am seeking a Java Developer with expertise in JavaFX for an ongoing project. The tasks involved in this project include both new development and maintenance. The timeline for this project is urgent, with a deadline of 1-2 weeks. Skills and Experience: - Strong proficiency in Java and JavaFX - Experience in both new development and maintenance of Java projects - Familiarity with mySQL database - Knowledge of other Java frameworks such as Spring and Hibernate is a plus.
AI Export for Image Recognition in Java for Software Development Skills and Experience: - Proficiency in Java programming language - Experience in developing AI functionality for image recognition - Knowledge of machine learning algorithms and neural networks - Understanding of software development principles and practices - Familiarity with image processing techniques and libraries