Java Jobs
Java is a powerful, versatile, and widely-used programming language that allows developers to build various types of applications, ranging from web and mobile apps to complex software systems. By hiring a talented Java Developer on Freelancer.com, clients can bring their vision to life by leveraging the latest technologies, best practices, and the expertise of a skilled professional. Here's some projects that our expert Java Developers made real:
- Data science spreadsheets using JavaFX/OpenJDK
- Machine learning model compression and optimization
- Menu design for responsive software interfaces
- Data governance/management workflows using BPMN with groovy script
- Java-based Excel file manipulation for data randomization
- Android mobile application development focused on self-care features
- Fixing bugs and improving existing Android applications
- MongoDB integration with Java-based projects
- VPN application creation and customization
- Interactive JavaFX projects for desktop applications
In summary, Java Developers on Freelancer.com have proven time and time again that they have the skills, experience, and drive needed to create outstanding applications for clients. No matter your project idea or budget, Freelancer.com offers access to a diverse pool of talented professionals who are well-versed in all aspects of Java development. Why not join the countless satisfied clients who have already experienced the benefits of a successful partnership with a top-tier Java Developer?
Don't hesitate - post your project today, and start reaping the rewards of hiring expert Java Developers on Freelancer.com.
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Necesito crear un robot para abrir operaciones binarias respecto a Taxas y no horario para IQ Option, escucho ofertas!!!
I am looking for a skilled developer to create an AI chatbot. The chatbot should be compatible across three major platforms: Websites, Mobile applications, and Messaging platforms. The primary purpose of this chatbot is information retrieval, with a specific focus on laboratory testing. Ideal Skills and Experience: - Proven experience in AI chatbot development. - Familiarity with laboratory testing terminologies and operations. - Ability to develop on various platforms including website, mobile app, and messaging platforms. - Strong understanding of the retrieval and processing of complex information. - Previous experience within the healthcare or scientific sector would be a strong advantage. Your responsibility will not only be to build, but also to ensure smooth integration of the c...
When sending an emoji in Telegram, the script reads the information and chooses to delete unnecessary information in the same millisecond. Please note that it needs to be controlled within a few milliseconds. The current method is to roll two dice each time, delete a small one and keep a large one, throw once every 2 seconds, throw 3 times, I need to solve the ghosting when deleting so that it looks like a natural throw.
Seeking App developer for my Candy Game app Project.
I'm in urgent need of a mid-level Android developer to assist me with bug fixing. The need is immediate and I expect the issue to be resolved within 2 hours. The project is a small, contained bug fixing task that should not take much time for an experienced individual. Ideal Skills: - Strong knowledge of Android development - Proficient in bug fixing - Ability to work under tight deadlines - Good communication and problem-solving skills - Experience in working on urgent projects Please ensure you have the necessary skills and can commit to working on this project before bidding.
I'm seeking an experienced app developer with proficiency in both iOS and Android operating systems. The key features of the app must include: - Real-time data analytics - User authentication - Data visualization The freelancer should have a deep understanding of these functionalities, especially data visualization since the app revolves around NIL analytics. I'm looking to get the project completed within a month. Therefore, effective time management skills and dedication to meet deadlines are imperative. Previous experience in developing such apps would be a bonus. Looking forward to a successful collaboration.
I'm in need of a skilled Java developer with expertise in Nifi. The primary task is to update so that it will work with Nifi 2.x Key Requirements: - Proficient in Java and experienced in application development. - Extensive skills in Nifi configuration. - Deep understanding of data source integration. - Prior experience in real-time data streaming. The specific bespoke Nifi producer will need to be capable of integrating with various data sources and handling real-time data streaming effectively. This is a key part of the application's functionality and needs to be executed with precision. Experience in similar projects or technologies will be an advantage.
I'm in need of an experienced software developer to finish a web-based e-signature app already in progress. This app should offer all-inclusive features such as handwritten signature input, text-to-signature conversion, and the ability to upload images as signatures. A significant aspect of this project is ensuring that all e-signatures are secure, thus requiring advanced encryption with digital certificates. Here are the key points about the project: - Platform: Web - E-Signature Features: - Handwritten signature input - Text-to-signature conversion - Image upload as signature - Required Security Level: Advanced encryption with digital certificates The ideal applicant would be well versed in web-development and has expertise in building secure apps that incorporate e-signa...
I am writing with excitement and a bit of nervousness as I'm on the brink of publishing my own app. It's been a labor of love, and now I'm eager to share it with the world. However, navigating the process of publishing an app can be a bit daunting, and I find myself in need of some guidance. I know you're experienced in this field, and I admire your expertise. Would you be willing to spare some time to lend me your insights and possibly assist me through this process? Your support would mean the world to me, and I am genuinely grateful for any assistance you can offer. Thank you for considering my request. Yours regard. Alok
I am seeking a skilled professional to develop a facial biometric validation system that ensures high accuracy. This system will be integrated into both a mobile and web application for the sole purpose of identity verification. The primary goal of this system is to prevent fraudulent activities and provide enhanced security. Key Responsibilities: - Develop a robust facial biometric validation system with a high level of accuracy - Integrate the system seamlessly into both a mobile and web application - Implement features that support identity verification Ideal Skills and Experience: - Proficiency in developing biometric systems, particularly facial recognition technology - Prior experience in creating and integrating systems into mobile and web applications - Familiarity with various i...
I'm seeking a proficient full stack developer, with particular expertise in using Spring Boot to develop robust and efficient APIs. The main goal for this project is to create integration endpoints, effectively linking rest API and Angular. Your experience with Postgres db XML and xslt will also be greatly utilized. This project requires: - Comprehensive understanding of Spring Boot and REST APIs - Strong knowledge and experience in Angular and Postgres db XML - Expertise in creating integration endpoints - Ability to work with rest API - Solid experience in working with XSLT Your responsibility will be to ensure that the API is properly integrated with rest API and Angular, contributing to the overall functionality of our platform.
I'm in need of a professional for initial basic whitelabeling on Axelor ERP system before we dive furthur into it with intense whitelabeling. This first task project will mainly require two modifications: - Rebrand the login page, including the Axelor logo and description underneath it. (check attached images) - Adjust the 'axelor' word in the postgreSQL db whereever it exists as a data to another word of my choosing. The ideal candidate for this task must have a strong familiarity with postgreSQL. Also an understanding for JSand Java can be essential for the login page whitelabeling.
I'm seeking an experienced Java developer, ideally with exposure to the trading industry. Though I couldn't specify the type of trading experience, any kind would certainly be a plus. Despite not providing detailed project objectives, I'm confident such expert will inherently understand typical tasks in this field. This could include creating automated trading strategies, building a platform, integrating APIs, and so forth. Here are the primary aspects I'm looking for: - Strong Java programming skills - Previous experience in a trading domain - While technology stack specifics aren't set, proficiency in commonly used techs like Python and Node.js would be beneficial. If you believe you suit this role, I'd be excited to view your bid and past experience.
I am seeking a proficient Java developer to handle back-end tasks for an innovative iOS application. Key responsibilities include: - Implementing server-side logic - Defining and maintaining the database for ensuring performance and responsiveness - Collaborating closely with the front-end developers You would be the perfect fit if you have: - Strong experience with Java and server-side scripting - Firm knowledge of data storage solutions - Prior experience with iOS application development - Good understanding of front-end technologies is a plus. Let's join hands to bring this iOS application to life! يشترط تحدث اللغه العربيه
I need a web platform designed, specifically dedicated to user registration. The key information required during the registration process will be the user's username and email address. Uniquely, I do not need validation for these inputs, providing the user with a smoother and hastened sign-up process. Ideal skills and experience: - Proven web development experience - Proficient in creating user-friendly interfaces - Knowledge of maintaining database integrity without input validation
I am in need of creating quality Class, Sequence and Activity diagrams for a scenario, the details of which will be disclosed once you are hired. Ideal skills and experiences: - Expertise in UML (Unified Modeling Language) Designing - Proficiency in using tools such as Lucidchart and Visio - Experience in creating Class, Sequence, and Activity Diagrams - Ability to make clear and comprehensive diagrams for scenarios even if not explicitly explained. Note: Although the purpose of the diagram creation and the specific scenario weren't shared, professionals adaptable to any given scenarios are preferred.
I am in need of an experienced web application developer who can help bring my project to life. The ideal candidate should have a strong background in front and back-end development, with a focus on the following key areas: Key Project Details: - User Authentication: The application should have a secure user authentication system, ensuring that only authorized users can access specific features. - Database Integration: A robust database backend is essential for this project. The developer should have experience in designing and working with databases to ensure optimal performance. - Payment Gateway Integration: The successful candidate will be responsible for integrating a payment gateway into the application, ensuring smooth and secure transactions. Desired Skills: - Proficient in JavaS...
I need a robust application to manage my airport pickup and dropoff service. The application needs to run on either the web or Android platforms. It must allow our drivers to submit GPS logs and photographs as proof in case a customer does not show up at the pickup point. The ideal freelancer for this project should have experience in developing similar solutions and have a strong background in web or Android development. A good understanding of GPS technology and image submission will be a plus.
I need a skilled Flutter developer to create an educational application for Android. Key Features: - Login and User Authentication - Push Notifications The freelancer should implement these features in a way that users can successfully log in to the app and receive notifications efficiently. The app will be mainly for educational purposes, therefore, it's important for users to stay connected and updated through notifications. Ideal Skills: - Extensive experience in Flutter and mobile app development. When applying for this job: - Provide a detailed description of your experience in Flutter development The platform server and software are available and prepaid, including comprehensive documentation and step-by-step setup instructions, guaranteeing a smooth development process...
I'm in need of a skilled developer to design and implement a user registration page using SpringBoot, React, and Java. The key functionalities that need to be implemented are: - Creation of new user accounts - Collection of email and password during registration - Email verification process post registration The ideal candidate should have a strong foundation in SpringBoot, React, and Java programming as well as experience in building secure user registration systems. Knowledge of email verification in registration processes is key. Great attention to detail and the ability to work efficiently is paramount.
I'm looking for a skilled Android developer to help me with some updates and fixes on my Android app. Your responsibilities: - Update the existing payment methods in the app to include Credit/debit card. - Fix the chat feature issues: specifically, notifications not working and chat history not loading. Requirements: - Strong experience in Android app development. - Familiarity with integrating and updating payment gateways. - Proficiency in fixing real-time chat features. Kindly include your relevant experience and approach in your bid.
I'm looking for an experienced developer to create a Solana-based NFT marketplace. Below are the key requirements and considerations for this project: - **Features**: The marketplace should support user registration and login, NFT creation and listing, as well as NFT buying and selling. The user experience should be seamless, intuitive and secure. - **Design**: The design aesthetic I'm aiming for is clean and minimalist. The interface should be visually appealing yet uncomplicated, focusing on highlighting the NFTs and facilitating transactions. - **Blockchain Technologies**: The project will involve working with specific technologies and tools including Metaplex, Solana Program Library (SPL), and Phantom wallet integration. Familiarity and experience with these are crucial fo...
I'm in need of an experienced Android developer to create an educational app. The project will involve implementing a variety of features and functions. Key Features: - Homework Submission: The app should allow students to submit homework through the platform. - Interactive Quizzes: The application should be capable of hosting interactive quizzes for students. - Attendance: Implement a feature for tracking and recording student attendance. - Exams: Integrate a system for conducting and grading exams within the app. The platform is exclusively Android, so the ideal candidate will be proficient in Android app development. It's also a plus if the developer has prior experience integrating APIs, as the project may require this down the line, although this is not yet confirmed. A ba...
We're looking for a developer experienced with AWS Amplify, API Gateway & Cognito to... 1: Fix the integration between registration form on web app and existing cognito user pool such that registration and login/logout works. 2: Deliver integration with mapping service to display registered users on web app map. 3: Deliver integration with API of a 3rd party IoT service along with some basic business logic. This work forms part of a wider development by a green tech start up. The opportunity to take an equity stake in the business is an option if a suitable candidate is identified. Note that project details will only be disclosed under NDA.
Fully working small flutter project of printing orders. Now we need to add (Native SDK) for better printing with SDK integration guidelines. We need an experienced kotlin developer who has knowledge of he can integrate Native SDK to our project.
I am looking for a programmer to develop a software application. The application should have a user-friendly interface, be highly functional, and should be designed keeping scalability in mind. Key Requirements: - Proficiency in one or more of the following languages: Python, Java, C++ - Experience in software development - Ability to create a user-friendly interface - Knowledge of best coding practices and ability to ensure high performance and scalability. If you are comfortable working with the above requirements, please bid for the project.
I'm in need of a skilled app developer who can create a user-friendly, efficient hotel management app for Android. The app should include the following functionalities: - Room Booking: The app should allow guests to browse and book available rooms. - Payment Processing: The app should be capable of handling payment processing for the room booking as well as for other services provided during the stay. This should be included in the check-out bill. - Check-in & Check-out Process: I'm looking for a clear and easy-to-understand check-in process, making it a seamless experience for guests. - Room Display & Offers: The app should display different room types along with their charges. It should also showcase any available offers. The ideal candidate for this project should ...
As a driven individual, I'm seeking an experienced software developer who can build a sophisticated algo trading software. Key Requirements: - Proficiency in Python and Java. Your proven experience in these languages will be crucial to the development of this software. - Openness to both web based and desktop applications. As I am still in the deciding phase, we can discuss which approach best suits my needs during the proposal phase. - The software must include automated trading strategy execution and risk management tools. Your understanding and experience in these aspects will be paramount. Looking forward to a successful collaboration.
Please check the video for feture, I need an Android developer who can create a calckuator design app and we can print. Same as video. Simple app
Ho la necessità di integrare lo scambio importo tra alcuni gestionali e i POS tramite lo scambio importo. Servirebbe sviluppare un modulo in java per dare continuità ai progetti in essere. Il protocollo di comunicazione deve essere il protocollo 17 o il 39. I gestionali sono installati su pc windows e i pos sono collegati su rete lan. Chiederei di essere contattato solo da persone che lo hanno già fatto.
I'm seeking a skilled Flutter developer who can enhance my project with several features. Your responsibilities will include: CRUD Functionality: - Implementing Create, Read, Update, and List functions in my Flutter application. Having prior Flutter and CRUD development knowledge will be advantageous. Live Location Mapping: - Integrating features that show the current location, track user movement, and display nearby places. Familiarity with mapping tools and APIs is required. Selfie Functionality: - Enabling the app to take a selfie and save it to the device. Proficiency in working with device camera APIs and photo storage will be beneficial. This project requires significant expertise in Flutter, location-based services, and device camera integration. Thank you for considering ...
I am writing with excitement and a bit of nervousness as I'm on the brink of publishing my own app. It's been a labor of love, and now I'm eager to share it with the world. However, navigating the process of publishing an app can be a bit daunting, and I find myself in need of some guidance. I know you're experienced in this field, and I admire your expertise. Would you be willing to spare some time to lend me your insights and possibly assist me through this process? Your support would mean the world to me, and I am genuinely grateful for any assistance you can offer. Thank you for considering my request. Yours regard. Alok
I'm seeking a distinguished programmer fluent in Java and C. Experience in both languages is essential, as the project will involve intricate tasks that require thorough understanding of the languages. I appreciate precision, good communication, and dedication. Although there's no specific deadline, I put great value on progress and regular updates. Please include examples of your previous programming work in the bid. Skills/Experience: - Proficiency in Java and C - Strong problem solving abilities - Excellent communication - Attention to detail
As a start up, we're in need of an Android app developer able to create an e-commerce function: Key Requirements: • Develop an Android application • Incorporate e-commerce functionality • Ambiguity about support for international clientele • Balancing quality with cost-efficiency in mind Ideal Candidate: • Proficient in Android app development • E-commerce implementation experience • Comfortable handling uncertainty of international support • Experience in budget-friendly solutions.
Hi, I would like to create a script that: stage 1 -uses the Soslcan pro API -identifies new SOL tokens and send info to my server -creates telegram message with certain data (fdv,liquidity, pool info etc )from extracted solscan information stage 2 -creates buy orders based on certain criteria (fdv, volume, transactions etc) and sends order from solana wallet please tell me in general how you would go about this so i know you are suitable for the task? I'm seeking a proficient coder, experienced with Python or Java, to create a system that integrates with Solscan API to provide real-time updates and send Telegram message and second part of project a buy order ideally based on certain criteria. ideally stage 1 completed in two weeks. Key Requirements: - Proficiency in Python o...
Hell I need courses please. 1Z0-808
I need an Android developer who can design and create function for A Billing App. I will provide Backend api. You have to design and development. I am a indian customer so bid the price as per indian market
Do you have 8plus years of experience with java and springboot I'm seeking expert assistance to code an API for my existing business operations. Amidst the myriad of functionalities, the paramount one is to provide stringent and robust user management services, incorporating elements like user authentication, access control, and profile management. Key responsibilities will include: - Development of the entire API using Java and Springboot. - Establish secure user authentication processes. - Implement precise access control mechanisms. - Create and manage user profiles, ensuring systematic profile handling. Ideal Candidate: - Strong experience with Java/Springboot for API development. - Proficient in implementing user management functionalities. - Fa...
I need to link the gamma data with the Telegram bot to display it directly netgex volume + netgex open intrest I'm in need of an experienced Python developer who is adept at creating Telegram bots. The primary functionality of this bot will be user interaction. At this time, I don't require any specific data to be withdrawn from the API. The successful candidate should be able to: - Design and Develop a bot with interaction-heavy features in Python. - Ensure seamless integration with Telegram's API. - Implement effective user interaction strategies. - Conduct comprehensive troubleshooting and testing. Candidates with previous proven experience building Telegram bots will be given preference. Please, include examples of the bots you've designed and developed in your...
I am in need of a talented and experienced web developer who can tackle a multifaceted project. Your primary tasks will include: - Implementing a robust URL shortening logic that enhances user experience and allows for easy sharing on social media. While the specific functionalities for this feature are not yet determined, I need you to propose and implement industry standard features that will make our URLs effective and user-friendly. - Creating a webpage that adheres to the best SEO practices. The webpage should include essential features such as meta tags and heading tags to optimize our search engine visibility. Your goal is to improve our ranking and online presence through the webpage. - Design and implementation of an OGP markup template and a custom teaser component. This requi...
The course link on is: /ou/course/java-se-17-programming-complete/106874
As an experienced backend AEM developer, I am seeking a professional who can create custom AEM components for my website. The primary goal of the custom AEM component is to address certain individual tasks listed from basic to advanced level. Key responsibilities include: - Understanding the requirements and objectives of the individual tasks - Creating, customizing, and implementing AEM components effectively - Ensuring the component works seamlessly within the AEM environment - Testing the component thoroughly to ensure it meets the specified requirements Ideal skills and experience for this job involve: - Proven experience in backend development, specifically AEM - Extensive expertise in custom AEM component development - Strong understanding of the latest AEM functionalities and f...
I am in need of a proficient individual Java developer who has a solid understanding and experience with Java Netty framework. The primary goal of this project is real-time data processing and the candidate should have extensive experience in dealing with high volume TCP connections and socket management. Key Responsibilities: - The primary task will be real-time data processing. - Handling high volume of TCP connections efficiently. - Proficient socket management. - Ensuring the stability and reliability of the system under high data volume processing. Ideal Skills and Experience: - Expert level of experience with Java Netty framework. - Proven track record in handling high volume TCP connections. - Previous experience in real-time data processing systems. - Strong understanding of sock...
I'm seeking a proficient developer to build a comprehensive demo or starter code integrating Snowflake and Kafka using AWS cloud. The ideal candidate should have deep understanding of concepts such as: - Data ingestion - Data transformation - Data storage and retrieval The code should ensure: - Optimal performance - Scalability - Security The code can be written in Python or Java. In-depth knowledge of these languages, as well as experience with Snowflake and Kafka integration, is a necessity for a successful bid on this project.
serão 14 casas BETMOTION, BODOG, BETFAIRSB, BETFAIR EXCHANGE, 888SPORTS, SPOTINGBET, NOVIBET, BETANO, BOABET, SEUBET, SUPERBET, BETFAST, BET365, ESTRELA BET quero um sistema que me mostre as melhores opções de dutching do mercado 1x2 somente nas melhores ligas, o sistema iria sozinho analisar as odds em tempo real e procurar o melhor dutching do momento para essas 14 casas, o sistema iria informar, por jogo, nao só o melhor dutching do momento, mas sim, os melhores, para me da opção de escolha de qual casa usar para o dutchinng, me dando a opção de selecionar o jogo e ele encontrar o dutching ou me dando a opção de selecionar os times e ele me retornar o melhor dutching, por jogo, de cada um dos jogos das melhores liga...
I require a proficient developer who can handle data extraction from an API response using Spring Boot. The extracted data needs to be segregated into text and numeric data for the purpose of Jasper report generation. Key Responsibilities: - Extracting text and numeric data from an API Response - Segregating the extracted data into respective categories for further processing Ideal candidate should possess: - Strong proficiency in Spring Boot - Proven track record in handling API data extraction - Previous experience with Jasper report generation would be a significant advantage - Solid understanding of data segregation and processing I'm looking forward to seeing your proposals.
I am in need of an expert in Android application development for a commercial grocery shop app. The freelancer should have substantial background in Android app development. The app needs to be user-friendly and engaging. Key Requirements: - Ability to develop an Android app from scratch - Proficient in Java or Kotlin - Familiarity with Android SDK and Android Studio Please detail your experience with Android development in your bid, it would heavily influence my decision. Looking forward to having an experienced professional developer on board!
I'm in need of a professional and experienced C++ developer to convert my existing Matlab code to C++, with an advanced level of optimization. The primary goal of this conversion is to ensure that the C++ code runs seamlessly on a different platform.
Seeking App developer for my Candy Game app Project.