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!269,268 건의 리뷰 기록에서, 저희 프리랜서( Java Developers )에 대한 거래선 측의 평가는 별점 5점 만점에 4.85점입니다.
Java Developers 분야 채용
Looking for expert android developer with extensive experience in JSON parsing, XML parsing, Layout Designing. I am not looking for just programmer but also work as my partner. I have some ideas to develop android apps. We are small Inhouse development team and wants to add one more android developer In my team.
Release Android App Currently in Testing on Google Play We are looking for an experienced developer to help us release our Android app currently in testing on Google Play. The app is in good condition and has no known bugs or issues that need to be addressed before release. We only require minimal support after the release, but we are looking for someone who can provide quality work and is reliable. Ideal Skills and Experience: - Experience with Android app development and release - Knowledge of Google Play Store guidelines and requirements - Ability to provide quality work and ensure reliability - Good communication skills to keep us updated throughout the project If you think you have the skills and experience we need, please apply and provide us with your portfolio of similar projec...
Project Title: Edit Telegram App on Android I am looking for a freelancer who can help me edit the Telegram app on my Android phone. Specifically, I want to remove the search bar from the app. Skills and Experience Needed: - Experience with Android app development - Familiarity with the Telegram app - Ability to modify app settings Design Changes: - I do not have any specific design changes in mind, but I am open to suggestions. Timeline: - The timeline for this project is flexible, within a week. Deliverables: - I would like the freelancer to provide a solution and create a loom video to demonstrate the changes made to the app.
Con este proyecto mi idea es que me contraten para poder ayudarlos a programar su servidor de Minecraft o simplemente ser un Staff o moderador, ayudante lo que sea para ayudarlos y de la 1.16 para ariba
We are a technology company looking for a developer specializing in artificial intelligence, augmented reality and virtual reality . Our goal is to develop existing commercial projects on the ground into artificial intelligence for the owners of these projects . We require expertise in Natural Language Processing (NLP), Computer Vision, and Robotics. The intended use of the developed AI project is for Research and Development purposes. We prefer a developer with experience in programming languages such as Python or Java, but we are open to other platforms as well. The ideal candidate will possess exceptional problem-solving skills and will be able to provide creative solutions to complex problems.
I am looking for a freelancer to develop a cloud-based windows project management software that can help me manage my tasks efficiently. The specific features I require are task management, time tracking, and resource allocation. The ideal platform for the software would be a desktop application. Additionally, the software should be able to support 6-10 users. The software should integrate gmail, and WhatsApp functionalities. The ideal candidate for this job would have experience in developing similar project management software and be proficient in cloud-based technologies. They should also have expertise in desktop application development and be able to deliver the project within the specified deadline.
Title: Matching AI Algorithm Project for Marketplace I am looking for a freelancer who can help me develop an AI algorithm for my marketplace. The main goal of the algorithm is to match buyers and sellers. The level of customization required for the AI algorithm is basic. Skills and Experience: - Experience in AI development and programming - Knowledge of machine learning algorithms - Familiarity with marketplace platforms - Strong problem-solving skills - Ability to work independently and meet deadlines If you have experience in developing AI algorithms and are interested in this project, please submit your proposal.
Hello! My name is ANKIT, and I'm looking for a Minecraft mod developer to create a great mod for me. I had some specific ideas in mind for the mod I want to create, and I want it to be compatible with the latest Minecraft version. I want this mod to have some really cool features, particularly focusing on new gameplay mechanics. Beyond that, I would like the mod to have a fantasy theme. These factors are important to me, as I believe that it will greatly enhance the overall experience for players. I am looking for somebody who has the skill and experience to create this mod that meets my specifications. This project should also involve extensive testing to ensure that the mod is completely bug-free and well designed. With the right effort, I'm sure that this mod will be great f...
I am in need of an experienced Android Studio developer to assist me in fixing runtime errors and importing my project to another platform. I am currently experiencing runtime errors and need help identifying them. The ideal candidate should have experience in Android Studio and be able to work efficiently within an hour. Specific requirements include: - Identifying and fixing runtime errors in my current Android Studio project - Importing the project to another platform - Ability to work quickly and efficiently within an hour - Experience with Android Studio - Strong problem-solving skills and attention to detail
I am in need of an experienced Android Studio developer to fix build errors I am encountering. The exact error message will be provided, but it has been identified as a build error. The ideal candidate should have experience in: - Android Studio development - Troubleshooting build errors - Knowledge of the specific Android Studio version being used (version number will be provided) This project will require attention to detail and efficient problem-solving skills. Please only apply if you meet the requirements and have the necessary experience to complete the job successfully.
This app is published play store dec 2022, I am owner & developer Login and I have not source code. It apk built by flutter . Always welcome first good Rating Freelancer first priority I am looking for a developer who can convert an APK file to source code in a correct manner. The APK file is Version 4. I do not require any additional features or modifications in the source code, just conversion and Correct Manner to generate iOS Store SDK. Also Published forth Version apk file to Play Store. My preferred deadline for the project is 1 week. I have no idea Of cost amount bid. Please correct amount placed as your side correct bid, Ideal skills and experience: - Privious Apk Work is Flutter - Experience in converting APK files to source code - Knowledge of Flutter - Attention t...
Busco un programador con gran experiencia en AI para que pueda ayudarme a lllevar a cabo un desarrollo, se requiere que la persona que se postule hable español.
This app is published play store 2018, I am owner developer and I have not source code. It all built by flutter Always welcome first good Rating Freelancer first priority I am looking for a developer who can convert an APK file to source code in a correct manner. The APK file is Version 4. I do not require any additional features or modifications in the source code, just conversion and Correct Manner to generate iOS Store SDK. Also Published forth Version apk file to Play Store. My preferred deadline for the project is 1 week. I have idea Of amount bid placed as your side correct bid, Ideal skills and experience: - Privious Apk Work is Flutter - Experience in converting APK files to source code - Knowledge of Flutter - Attention to detail to ensure a correct conversionsbuit
I am looking for an experienced Google Blockly developer to help with a specific project that I have in mind. The ideal candidate should have intermediate levels of experience with the software. This project will require more than 2 weeks to complete. If you believe that you can provide the necessary skills and dedication to complete the task successfully, please get in touch with me! We will start with a simple project with <10 blocks and then once we are successful with it move onto a larger project in Blockly.
I am looking for an experienced Android developer to fix a simple bug in my AR measurement app. The bug is related to the length measurement feature and is currently affecting all devices. I need this fixed urgently, within 24 hours. The camera feature used to measure distance between points doesnt capture image to upload to server and I need list of files from firebase server in activity. If you have the necessary skills and experience, please apply with your proposal and relevant portfolio.
I am looking for an experienced programmer to develop an application for validating and converting my Excel files into CSV files. The application should be able to validate and convert all data types, including dates and special characters. I prefer the application to be developed in Python but other programming languages such as Java will also be considered. The size of the Excel files to be processed ranges from 1,000 to 10,000 rows. This project requires strong programming and data analytics skills. If you think you have the right skills for this, I would love to hear from you. Thanks!
Cerco un sviluppatore per server pubblico prefatto da un setup. È stato già iniziato il progetto, mi serve qualcuno che lo finisca in brevi tempi. Cosa mi serve: - Sviluppo server completo PUBBLICO - Traduzione di TUTTI i plugins
Estou com uma extensão de atualizar a página para conseguir evento para X local, mas não posso estar olhando o tempo inteiro, então preciso de um software que me avise quando aparecer o texto que eu precise na tela (da vaga disponível.)
I am looking for someone who can assist me with connecting my MySQL server on Ubuntu to my web Java application. Specifically, I need help with creating a user in MySQL and setting up full access for the Java application to read, write, update, and delete data from the database. Ideal skills and experience for this project include: - Proficiency in MySQL and Java - Familiarity with Ubuntu server - Experience in setting up database access for Java applications - Strong problem-solving skills to troubleshoot any issues that may arise during the process.
I am seeking a freelancer who can integrate blockchain technology into both my document management system and property management. The ideal candidate should have experience in working with Hyperledger, as this is my preferred blockchain platform. The project requires the following features and functionalities: - Identity management - Smart contracts - Tokenization The successful candidate should be able to deliver a seamless integration of blockchain technology into my existing systems, ensuring the security and accuracy of all data. Strong communication skills and attention to detail are also essential.
I want you to create a learning website for me where I can post my articles on different topics related to java , spring framework etc and the visitors can read and comment. I will also need a java compiler embedded within that website where the visitor can run the java code. You can take references from multiple websites out there like w3schools , tuturialspoint , geekfrgeeks , howtodoinjava etc.
I am looking for an Android app developer to create a productivity app with specific features in mind. The app should have a moderate level of design customization. Ideal skills and experience for this job include: - Proficiency in Android app development - Experience in creating productivity apps - Ability to implement specific features requested by the client - Understanding of design customization options and ability to deliver a moderately customized app.
I want to make an Android app for renting a machine required for building homes like a hammer machine, drilling machine, etc.
I am looking for an Android App Developer who can help me create an app with advanced features. The main purpose of the app is not specified. However, I have a specific design in mind which the developer should adhere to. Ideal skills and experience for this job include: - Proficiency in Android App development - Knowledge of advanced features - Ability to work with specific design guidelines - Communication skills to ensure a smooth collaboration process
I am in need of a developer to make minor changes to my existing app. The app is available on both iOS and Android platforms. The main area of focus for this project is the user interface. Ideal skills and experience for this job include: - Proficiency in mobile app development for both iOS and Android platforms - Experience with user interface design and implementation - Familiarity with programming languages such as Java and Swift - Attention to detail and ability to work efficiently to complete the project in a timely manner. Overall, I am looking for someone who can bring a creative touch to the app's design while also ensuring that it remains user-friendly and responsive. Developer must agree to work over anydesk on this project.
Hello! I am looking for someone to create a Discord bot that awards users with points for correct answers. The bot will ask users to input a 4-digit code that is given by a mobile game. For a correct answer, the user will be awarded 1 point. If the user gets it wrong, there is a penalty: they cannot try again until the mobile game will grant another code upon completing a few tasks. The points that are granted by the code should be stored somehow (I don't know if it's possible to achieve that within Discord). Please let me know if this is something you can do and we can discuss further details. Thanks!
I am looking for a freelancer who can help me integrate Bluetooth functionality into my Android app to connect with Arduino/STM32 device. The ideal candidate should have experience in Bluetooth integration and knowledge of Android app development. The project will only involve Bluetooth integration and not the entire app development. The end goal is to create a seamless communication between the app and devices for data exchange as well as effective integration with the App services. I have the source code of my App
JAVA TCP IP COMMUNICATION PROGRAMMING CLASSES FOR CONCOX V5 GPS TRACKERR
detail is in attached document i need it by coming monday.
Expert in Uml 2.0, more specifically Spem and mastering BPMN when it comes to making diagrams. Primordial who speaks Spanish. I cannot offer a lot of money. I repeat, it is mandatory to a person who speaks Spanish. Thank you
I'd like to create a form that can be in case of car accident. A jointly-agreed statement for insurance purposes. Such a form already exists in Europe, issued in paper format and it is used to collect all the datas regarding the event such as car plates, addresses, names of people envolved, and all the informations used by the insurance company to manage the accident in order to pay the damages. In italy an app more or less working already exist whose name is : "ASSISTO CONSTATAZIONE MOBILE". Enclosed you can find tha paper form that usually is filled in case of accident.
I'd need an auction expert to convert "Post a Project" here on Frelancer to and adaptated "Post an Auction for developers"... The whole system allows me to: 1) auto finance a big project in partnership with developers that want to be owners of a corporation 2) enroll the right developers as fifty fifty owners of each physica Centers of Excellence (the important selling stuff). WP ERP expert please is mainly required Please do not reply as a bot, but see the attachement and reply to make me understand you have got it marketing, execucution , performance, hard coding, java, wordpress, php, qnx, RTOS, embedded software, WP ERP
I'm looking for an experienced and reliable freelancer to complete a website development project. I am in need of an e-commerce website and would like it to be custom-built from the ground up. While I have some design and functionality ideas in mind, I am open to any fresh and creative suggestions that you might have. I'm looking for a freelancer who is dedicated to bringing the highest quality work, and someone who can complete the project efficiently and on time. If you think you're the right person for the job, please get in touch! You can visit my reference website at for an idea of what I'm looking for.
I am looking for a skilled Android app developer to build an app that will allow users to schedule both personal and work-related tasks. The app will require user authentication using email and password. The following are the specific features that I have in mind for the app: - Create and edit tasks with due dates and times - Set reminders and notifications for tasks - Categorize tasks into personal and work-related - Add notes and attachments to tasks - Share tasks with others and assign tasks to team members - View tasks in a calendar or list view - Sync tasks across devices Ideal skills and experience for this project include: - Strong knowledge of Android app development using Java or Kotlin - Experience with user authentication and data security - Familiarity with APIs and third-...
Contract Duration- 12 months 8:30AM to 5:30PM PST - Preferred /2:30AM to 11:30AM PST – (Offshore) Must have advanced capabilities in the following (at least 8 years experience): • Oracle PL/SQL • Oracle R12 Applications (AOL) • SQLLoader • Oracle Forms • Oracle Reports • Oracle Workflows • Oracle OAF • Oracle API • Oracle Interfaces • Unix scripting • Oracle Order Management • Oracle Inventory • Oracle Warehouse Management • Oracle Shipping • Oracle Receivables • Oracle Payables • Oracle Fixed Assets Must be knowledgeable in the following: • EDI (Electronic Data Interchange) • JIRA Service Management • Bitbucket • SQL Developer • Toad • Wind...
I need an experienced Android app developer to modify my existing app in Java and add new functionalities. My specific requirements are: - New functionalities: I need additional features added to my current app. - UI/UX improvements: I want the app to have an intuitive and user-friendly interface. - Bug fixes: I need any existing issues with the app to be resolved. As for design preferences, I have a specific design in mind that I would like to be incorporated into the app. I am looking for a developer who can match my design vision and bring it to life. The modifications and features need to be implemented within a week, so I need someone who can work efficiently and deliver the project on time. Ideal skills and experience for the job include: - Strong proficiency in Java for Andro...
Must have: 1. Spring Boot – Java 8, Spring Core, Spring Boot, Spring MVC, Swagger, Tomcat 8, Maven, Jenkins, SVN, GIT, Postman/Newman, RESTful Services, Containers 2. Excellent verbal communication skills is a MUST. 3. Minimum 4 years of experience is required in service provider companies.
I am looking for a cloud-based software developer who can help me generate custom reports for my project. I am open to suggestions regarding the software platform and programming language to be used. The reports that I need are custom reports, so the developer must have experience in creating reports according to specific requirements. I am not sure if the software needs to be integrated with any existing systems, so guidance in this regard would be appreciated. Ideal skills and experience for this job include: - Experience in cloud-based software development - Proficiency in creating custom reports - Knowledge of various software platforms and programming languages - Ability to provide guidance on system integration, if required.
I'm looking for a freelancer to help fix bugs in my Android app. I'm experiencing functional errors, so I'm looking for someone to fix the general functionality of the app. I'm not looking for a full review - I just need bug fixing only.
I am looking for an experienced Android developer who has experience with Flutter and Kotlin. I need someone who can help me with updating my existing app and fixing some bugs. Key Requirements: - Experience with Flutter and Kotlin - Strong knowledge of Android development - Ability to improve UI and add new features - Knowledge of bug fixing - Experience in ChannelMethod and Platform specific integration in flutter The project is an immediate fix and needs to be completed as soon as possible. If you are interested in this project, please contact me with your experience and availability.
We are seeking a UiPath expert to automate repetitive tasks in a simple process. The main goal of this project is to increase productivity by streamlining our workflow and improving data accuracy. The client has a detailed process in mind for automation, and we require someone with experience in UiPath to help us achieve our goals. The ideal candidate will have the following skills and experience: - Proficient in UiPath and automation technologies - Strong understanding of process automation and workflow optimization - Experience in automating simple processes - Strong attention to detail and ability to improve data accuracy - Effective communication skills to collaborate with our team If you have a track record of successfully automating repetitive tasks and improving productivity, we w...
I have a small Java powered website () running on a Win10 machine. I do not have a static IP so I have a free domain for remote access to the website. I purchased a Comodo certificate but I do not know how to make a CSR and get the certificate installed. I need help to get my certificate as a .pfx or .p12 file.
Title: Looking for software engineers and developers to help with computer science and software engineering challenges. We are looking for a software engineer to help our students with their homework. Assignments are given at the University of Computer Science. The client is a student and the student's money is tight, so the budget is a bit small, but the work is very simple and easy. And because we have relationships with many universities, we can provide a lot of work on an ongoing basis. If you have the skills and experience you need, we look forward to hearing from you. Only In Pakistan, India and Bangladesh.
Se Requiere: Tengo creada una interfaz grafica de usuario GUI desarrollada en Python la cual funciona perfectamente Necesito el mismo desarrollo en el lenguaje JAVA - C# Se debe crear un ejecutable
Web Service Integration project duration 7 days Register IP Address : Request from white listed IP addresses will be accepted. Push HPC data to server and 10 fileds data insert with the help of json
I am looking for someone to set up the Android SMS/MMS Sending Library from GitHub on my Android 12 phone. I am willing to pay $200 for the Android Studio files if you can get it working. Requirements: - Experience with Android Studio - Experience with Gradle version conflicts - Knowledge of SMS/MMS Sending Library Issues: - I have attempted to set up the GitHub project, but encountered a Gradle Version Conflict - I have tried solutions to resolve the conflict, but they did not work If you have the necessary skills and experience, please reach out to me to discuss the project further.
I am looking for a developer to create a SIP Softphone that is compatible with Android operating systems. The main requirement of the Softphone is to make phone calls. I should be able receive inbound calls and read any dtmf tones Ideal skills and experience for this job include: - Experience with SIP Softphone development - Strong knowledge of Android operating system - Experience with VoIP and telecommunications - Familiarity with SIP protocol - Strong attention to detail and ability to deliver high-quality work - Excellent communication skills to ensure project success.