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!
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Proyecto para implementar el ERP, CX y HCM desde cero
Busco un desarrollador para crear una aplicación web fácil de usar centrada en el seguimiento de rutinas de gimnasio. El desarrollo web debe llevarse a cabo de forma que garantice el rendimiento de la aplicación y una experiencia de usuario fluida. Características requeridas: - Seguimiento de rutinas de gimnasio - Capacidad multiusuario - Registro de usuario Tecnologias: -Java -JS -HTML -PHP
Los reproductores de música nos permiten administrar nuestra colección de canciones ofreciéndonos algunas funcionalidades como la creación de listas de reproducción (que son agrupaciones de canciones bajo cierto criterio común, por ejemplo “canciones para conducir”, “canciones para hacer ejercicio”, etc.), buscar todas las canciones que tengamos de cierto artista (o de una época determinada, o de un estilo común...) y organizar la reproducción de las canciones. Toda esta administración requiere la organización de la información de las canciones para poder realizar, entre otras, las siguientes acciones: -Organizar y acceder a las canciones que tenemos en nuestra colección. ...
necesito una macro que sea capaz de hacer una tarea sencilla: volver el menu de un juego (sería el boton de atrás), darle a "Jugar" y a "aceptar". Esta tarea la debe hacer presionando un botón flotante.
OpenCV para detectar y contar puntos de fichas de DOMINO (Identificar las fichas por el conteo de puntos - y determinar si la ficha es una "MULA") link de referencias: El proyecto debe estar desarollado en android studio para android, el cual consiste en identificar las fichas de domino los "puntos" y contarlos. -Debe usar OpenCV -Debe la cámara en tiempo real y poder leer la ficha
Necesito una aplicación móvil android que a través de bluetooth detecte, lea y almacene con una estampa de fecha/hora los identificadores de beacons BLE y cuando tenga señal, envíe estos registros vía WiFi a una tabla de base de datos SQL (Fecha-Hora-BeaconID-MóvilID)
I am seeking a highly skilled software developer to build a software solution that can efficiently erase data from numerous hard drives in an array system, capable of handling both SSDs and HDDs. This solution should allow for the removal of a drive upon completion of the data wipe, independently of other drives in the array. Key Details: - Hard Drive Type: The software should be compatible with both Solid State Drives (SSD) and Hard Disk Drives (HDD). - Data Wiping Method: The software must meet the stringent standards of NIST 800-88, incorporating the option for a secure erase, in addition to other erasure methods. - Usability: The software should be user-friendly and intuitive, allowing for the processing of hard drives in large quantities. Ideal Candidate: The ideal candidate for t...
We require a proficient developer to create a fully automated trading bot. The bot should leverage AI, deep learning, algorithm-based quant trading techniques for Forex and/or Cryptocurrencies. Key Aspects: - The bot should be able to auto-trade Forex and/or Cryptocurrencies effectively. - Fast completion time is a must as we would like the project finished soon. Ideal Candidate: - Must have previous experience in programming and development of AI-based deep learning fully automated trading bots. You will be asked to provide examples of your past projects. - Familiarity with various trading platforms. Specific platform will be decided in discussion. - API Knowledge, Algorithmic Trading Knowledge, Market Knowledge, Risk Management, Backtesting and Simulation, Security and Infrastr...
I need a focused developer well-versed in Python, Java, and C++ to build a Coding Problem IDE. The successful candidate will be able to construct a platform that should be able to function on CodeTikki.in. Key features of the IDE should include: - Code highlighting: This feature is necessary to make the code more readable and easily understandable. - Syntax checking: To ensure the code is error-free and runs smoothly. Expertise in IDE development, as well as proficiency in Python, Java, and C++, is essential for this project. Familiarity with and commitment to delivering a user-friendly interface is also important.
I am seeking an experienced bot developer to create a specific Telegram bot. This bot will distribute academic material to my viewers in a well-organized and systematic way. The bot should be capable of sharing pdf files, video lectures and other related material based on viewer's command selection of chapters and topics. Key features should include: - A Hierarchical organization by topic for easy material navigation - An Integrated payment gateway to control user access. Only viewers who've catered for the service will be allowed access to the bot's resources. The ideal candidate for this project should possess the following: - Proficiency in bot development, ideally with experience in the creation of Telegram bots - Experience integrating online payment systems with on...
Searching for a Python expert who is well-versed in SAML SSO authentication. The aim of this project is enacting functionality that includes: - Authenticating user credentials. - Allowing access to secure resources on a website. Post authentication, the system will execute automation and webscraping tasks such as: - Collection of data. - Interaction with webpages. - Triggering specific actions on the website. The ideal applicant should be proficient in Python and familiar with the requests library. A deep understanding of Single Sign-On (SSO) systems and a proven track record with project-based applications related to SAML (Security Assertion Markup Language) is a must. Experience in webscraping is also highly desirable. Being able to navigate and interact with webpages post SSO authen...
I am looking for a proficient C++ developer, with special attention to those with experience in Docker application and Machine Learning. The primary purpose of the project is to build a Docker application that implements a Supervised Learning Machine Learning algorithm. Key Features: - Docker-based C++ application - Implementation and running of a Supervised Learning Algorithm Given that the type of data to be utilized was not determined, a core requirement for the ideal candidate includes: - Ability to handle different types of data: Text, Image, or Numerical data in relation to Supervised Learning. Let's build a functional and efficient machine learning Docker application together.
I am in need of a highly skilled individual with expert knowledge in HTML, CSS, SQL, JavaScript, Python, and Java. The main purpose of my project is to establish various connections including Network, Database, and API connections. Key Responsibilities: - Create complex, high performance networks - Establish secure and reliable Database and API connections - Web development using HTML, CSS, JavaScript, Python, and Java. Ideal Skills and Experience: - Proficiency in HTML, CSS, SQL, JavaScript, Python, Java - Experience in network building and maintenance - Database and API connection expertise - Strong problem-solving skills and attention to detail.
I am seeking a professional coder skilled in Python, Java, and C++. This project primarily involves creating a website from scratch. You will be responsible for: - Front-end development: Structuring the interface with a keen eye for user experience. - Back-end development: Ensuring our site runs smoothly and effectively. - Database integration: Integrating a functional and secure database for user data management. Ideal candidates must have a compelling portfolio in website development and be proficient in Python, Java, and C++. Solid experience in frontend and backend development coupled with database integration expertise is necessary to accomplish the project's goal. I encourage individuals or teams with proven track records in completing similar projects to apply.
As an entrepreneur looking to expand my digital footprint, I need a team of programming experts proficient in Python, Java, and C++. Your task will be two-fold: 1. Web Application Development: Design and develop a web application from scratch, taking care of the UI/UX design, back-end functionality, and ensuring smooth user navigation on the platform. 2. Mobile App Development: Mirror the web application in the form of a fully functional mobile app, compatible with both Android and iOS. Ideal applicants should have previous experience in web and mobile app development and a solid understanding of the specified programming languages. Collaborative team players and those with a knack for problem-solving will be given priority. We value open communication so be prepared to participate in ...
As the client, I'm in need of an expert in Java, familiar with the Open MPI framework to meet my requirements for this project. The aim is to implement distributed computing solutions using Open MPI. Key aspects of the project include, but are not limited to: - Proficient understanding of Java and Open MPI - Implementing distributed computing in the project system - Knowledge of various MPI functions a plus, though not required Utilizing the Open MPI platform, I am looking to enhance the system capabilities and require your expertise in the same. This is a project that requires depth of knowledge in Java and hands-on experience with the Open MPI framework. The successful bidder will be comfortable with distributed computing systems and should have prior experience in a similar proj...
I'm looking for an experienced freelancer, well-versed with Python, GitHub and Google Colab to help me deploy my Python-based machine learning project to Google Colab. - The project already has a dedicated GitHub repository. - Knowledge in deploying simple Python-based ML models on Google Colab is needed. - You must ensure the deployed project runs smoothly and rectify any issues during the deployment process. Your background in Python, Machine Learning, and GCP will be extremely crucial for this project. Familiarity with similar projects is a plus.
I'm looking for a developer to create a CV Builder with a seamless, user-friendly interface. This tool is mainly for job applicants, thus it's crucial to keep the process of building a CV simple and straightforward. Key features I'd like the tool to have: - Basic customization such as text and color changes. The tool must allow users to personalize their CVs within this limit without requiring technical knowledge or design skills. A template will be provided for this project
I'm seeking an experienced developer to design a third-party captcha solver for an emulator, the LLDPlayer. I'm having trouble logging into a specific app using this emulator due to a Google captcha issue. Your proposal should include: - A detailed plan to address this issue - Relevant experience in dealing with captcha solvers and LLDPlayer or similar emulators - A solution that works specifically for one captcha service. Knowledge of Android Debug Bridge (ADB) is a plus for this project. Your in-depth knowledge of these systems would be key to hitting the ground running in our project.
I need to buy some old Google Play Apps that are no longer in operation but are still online. If you have them, come and exchange them for money! Ideal Skills and Experience: • Experience with app hunting and app archival databases • Knowledge of and experience with multiplayer game applications • Familiarity with the Android platform Your tasks: • Track down the orignal application • When found, confirm if it's still operational and supports multiplayer functionality. If you fit the bill and can help me on this rediscovery journey, I would love to hear from you.
I need to buy some old Google Play Apps that are no longer in operation but are still online. If you have them, come and exchange them for money! Ideal Skills and Experience: • Experience with app hunting and app archival databases • Knowledge of and experience with multiplayer game applications • Familiarity with the Android platform Your tasks: • Track down the orignal application • When found, confirm if it's still operational and supports multiplayer functionality. If you fit the bill and can help me on this rediscovery journey, I would love to hear from you.
I am in need of an experienced coder who specializes in PineScript and ThinkScript. The project requires: - Coding for both TradingView and Thinkorswim platforms. - Implementing a trading automation system. - Using a specific trading strategy, namely Moving Average Crossover. Given these requirements, the ideal candidate should have: - Proven experience in PineScript and ThinkScript. - Familiarity with TradingView and Thinkorswim platforms. - Knowledge and understanding of the Moving Average Crossover trading strategy. - Previous projects involving trading automation implementation. Your task will be to develop and implement a script that accurately employs the Moving Average Crossover strategy and automates trading on both platforms. Please include relevant examples of your work in yo...
I am looking for an experienced app developer to create an Android application that allows for task management and competitive scoring via a leaderboard. Essential Features: - Add/Create tasks: As an administrator, I should be able to create a task and assign it to individual users. - Completion and acknowledgment: A tick icon should be displayed upon completion of each task. - Leaderboard: The app should include a leaderboard that awards points to users based on completed tasks. - User management: As an administrator, I should be able to manually add or remove users from the system. - Weekly reset: The leaderboard must be reset every week. - Leaderboard sharing: I should be able to share the leaderboard to WhatsApp. Ideal Skills/ Experience: - App development (preferably Android-speci...
Hi, I would like to create a script that: -uses the Soslcan API -identifies new SOL tokens -creates buy orders based on certain criteria (fdv, volume etc) and sends to wallet please tell me in general how you would go about this so i know you are suitable for the task? As the client for this project, I'm seeking a proficient coder, experienced with Python and Java, to create a system that integrates with Solscan API to provide real-time updates. The runtime for this operation is vital, with a strict two-week deadline in place. Key Requirements: - Proficiency in Python or Java programming - Prior experience with API integration, notably Solscan - Ability to deliver the project in two weeks The selected freelancer will demonstrate a solid understanding of creating real-time upda...
I am in need of a skilled Android apps developer who can help me build an exciting lifestyle app. This app falls under the niche of automobile lifestyle and it is targeted towards car enthusiasts. Key Features: - Car paint editor: Users should be able to experiment with different car paint colors and visualize how various colors and shades would look on different car makes and models. - Rims editor: An integrated feature to allow users to try out different styles and sizes of car rims, and see how they would look on their cars. Skills and Experience: - Prior experience in developing lifestyle apps, particularly within the cars or customization industry. - Proficient in Android app development and programming. - A strong understanding of design aesthetics, to ensure the app is compellin...
I need a versatile app developed for both the Android and iOS platforms. The app's main function will be discussed under NDA. The key functionality of the app will be: - Optical Character Recognition (OCR) using device camera. - Database lookup features related to the captured text. - Annual Subscription purchase model Ideal freelancer should have: - Proficiency in Android and iOS development - Experience with OCR integration - Familiarity in building cloud database - Experience with app patents - Prior work building utility apps, particularly with accurate OCR features will be highly regarded. Given the broad range of required skills, experienced developers only, please. This will not be a suitable project for beginners.
Minimal lines of c c++. Minimal footprint. Py to c++ job. Radio unit exposure a plus. Battery knowkedge plus. --- I am in need of a specialist in C++ programming to create a library with a C-wrapper. The primary aim of this undertaking is data visualization, plotting graphs, and crafting charts. Key requirements are: - Exemplary C++ coding skills - Experience in handling inputs/outputs - Expertise in file manipulation - Knowledge in the creation of C-wrappers Your task will be to develop a C++ library that includes a C-wrapper, enabling top-notch file handling for data visualization. Please note that the work doesn't involve creating a C-wrapper for an existing library, but rather coding a new one from scratch. Only those with proven experience handling such projects should ap...
I need an expert to develop a Mizo language translator application for Android. Key Features: - The translator should predominantly focus on text translation tasks. - The application must be able to translate from Mizo to multiple languages. Ideal Candidate: - Proven experience in developing language translator applications. - Proficiency in Android app development. - Excellent understanding of Mizo and other languages. - Familiarity with linguistics and translation algorithms.
As the project manager, I'm seeking a proficient software developer to build a web application using Java, Angular, and AWS. This application, at its core, should prioritize top-notch user authentication. Requirements and Features: - Develop a web application using the Java language, Angular framework, and AWS as the cloud platform. - Implement an effective user authentication system. This is critical to ensure secure access control and protect user data. Ideal Skills and Experience: - Extensive experience in Java, Angular, and AWS. - Proven track record in implementing robust user authentication systems. - Knowledge of best practices concerning web application security. - Strong attention to detail and commitment to user privacy and data protection. Finding an ex...
I'm looking for a highly experienced GoLang developer to enhance an existing code build. The features that need to be integrated are user authentication, data encryption, and database integration. Key Requirements: • Advanced skills in GoLang are a must. • Proven experience in integrating user authentication, data encryption, and database connection management into GoLang Builds. • Must provide examples of previous GoLang projects. Your application should focus predominantly on your experience, especially with respect to similar projects. If you fit these requirements, I look forward to seeing your proposal.
We are a dynamic tour operator company looking to enhance our customer service and internal processes with a sophisticated AI-powered chatbot. Our goal is to implement a solution that allows our team and potential customers to quickly find the perfect tour package from our extensive database of 1,500 tour package options, based on specific criteria such as number of days, countries, and cities visited. **Project Requirements:** - **Custom Chatbot Development:** Develop a chatbot capable of understanding and processing user inputs on tour dates, countries of interest (or cities) The chatbot should be able to handle multiple parameters and return the most relevant tour package suggestions. - **Database Integration:** Seamlessly integrate the chatbot with our existing database of tour pack...
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I am looking to bring my vision of an ultra-responsive, powerful smart glass to life. This innovative piece of technology will be tailored to a wide demographic, from everyday consumers to dedicated gamers and industry professionals. Crucial features will include: - Augmented Reality functions: In-depth immersive experiences are the key here, so familiarity with AR development is a must. - Voice command recognition: I need to incorporate smooth, accurate voice recognition functionalities. - On-screen notifications: The smart glasses should allow users to receive and respond to notifications on the fly. - AI Integration: AI will drive this device, enhancing user experience and improving adaptivity. Proven experience in hardware development, AI, AR, user interface and voice recognition tec...
I urgently require an experienced Java Spring Boot developer to assist with upgrading my Spring Boot 2 project to Spring Boot 3. The main objectives for this upgrade are: - Improving system performance. - Ensuring compatibility with newer libraries. Specific time and library compatibility considerations are: - The project completion time is ASAP. - If there are any libraries or frameworks your proposal relies on, please clarify in your bid, as the existing dependencies weren't specified. Ideal skills and expertise: Java, Spring boot - Proven experience in Java Spring Boot development. - Previous experience with upgrading Spring Boot versions. - Excellent problem-solving skills. - Strong communication and timely delivery. Let's speed up the performance and stay current ...
**Description:** I am seeking an experienced software engineer to join an exciting and innovative financial project. The successful candidate will have a background in mathematics, software programming, and database management. **Key Responsibilities:** - Collaborate to develop a high-performance financial system. - Though a detailed strategy and broad design will be provide, the candidate is expected to contribute to the final details of the system design. - Implement, test, and maintain various components of the system. - Ensure the system operates in line with high standards of security and performance. **Key Skills:** - Strong programming skills, preferably in Python or Java. - Experience with database and spreadsheet management and data analysis. - Knowledge of API integration. -...
I'm currently seeking a professional Java expert to maintain and polish an application designed for both taxi and delivery services. This app has dual functionality catering to both businesses and individual consumers. As my app continues to grow, I need a reliable Java developer who can make my app the best it can be. Key Responsibilities: - Bug fixing - Feature enhancements - Code optimization Ideal Candidate Skills and Experience: - Proficient in Java with knowledge of latest versions - Proven experience in maintaining and enhancing mobile app - Understanding of taxi and delivery service industry is a plus - Strong problem-solving abilities - Able to optimally identify and fix bugs - Experience in code optimization - A proven track record in adding innovative features to increas...
I urgently need a designer or developer with experience in customizing Stripe Payment links. This project involves personalizing the layout of a link composed of a one-time fee and a subscription via API. Specifically, I need: - Reordering and reformatting the layout of fields -deleting some phrases Some steps were passed over, so there may be additional work to be defined later, however the urgency of the project is a key constraint. Ideal bidders will have prior experience with Stripe API customizations.
As the driving force behind the development of our new web application, I need a Full Stack Developer proficient in Java, Python and JavaScript. - Skill & Experience Requirements: * Mastery of Java, Python, JavaScript * Proven experience with React and Angular * Experience in web application development is crucial The main objective of our project is to develop a web application, so be prepared to showcase examples of your prior work in this area. My expectations are high but fair, and I'm looking for a developer who can deliver exceptional results and meet project deadlines. Let's make extraordinary things happen together!
I'm looking for a developer to create an educational app with a specific focus on providing university info and application services. The features this app should include are: - University search and information: Users should be able to search for various universities, view their details, including location, courses offered, tuition fees information, etc. - Course catalog and program details: The app should provide comprehensive information about various programs and courses in each of the listed universities. It should include details such as course duration, subjects covered, credits, eligibility, etc. - Application submission and tracking: The app should enable users to apply for any course in any of the listed universities directly from the app. Furthermore, it should provide u...
I need an experienced software engineer to have a look at my project and perform an SDLC.
We want to create a website where visitors can talk to a personal chatbot. (by typing) The chatbot must be able to respond realistically in video and also be able to carry out commands. (perform realistic human movements on command) It should not be a moving avatar but a very realistic human being. The system must also be self-learning. (by importing videos from a platform) We are looking for a programmer who can achieve all this at a decent price. Sharing in the profits of this project with great potential is negotiable. Preferably a programmer who has no problem with 18+ content.
The goal of this project is to develop a secure messaging app for Android that provides end-to-end encryption for messages and file transfers. The app should implement security features such as secure key exchange, message integrity verification, and secure storage of messages. A. Key Features: 1. End-to-end encryption for messages and file transfers. 2. Secure key exchange mechanism. 3. Message integrity verification to detect tampering. 4. Secure storage of messages on the device. B. Implementation Steps: 1. User Registration and Authentication: • Implement a user registration and authentication system. You can use Firebase Authentication or implement your own authentication mechanism. • Use strong authentication mechanisms, such as username/password or biometric authentic...
Qz tray self certificate and so when we use odoo on the web to print the warning is not asked on the point of sale to allow printing. When using the pos order system, we should be able to print the item to be prepared to the printers respectively for kitchen and bar. We use qz tray to connect the thermal network printers. Everytime odoo tries to print, the connection needs to be manually connected and a pop up keeps coming for allow to trust.
I am looking for an expert to address issues in the configuration and deployment of my Java project on a Tomcat server. If you have extensive experience and knowledge in these domains, you are perfect for this job. Details of the project: - Solve problems related to the configuration of the Tomcat server - Resolve deployment failures Skills and experience: - Proficient in working with Java SE 11 as the project is initially written in it - Expertise in the Spring framework, which we are using in this project - Previous experience in troubleshooting and managing Java deployment on Tomcat server is a must
I am seeking a highly skilled blockchain developer, with extensive experience and expertise in Ethereum, matic, and Cardano. As this is a blockchain-based project, you must have a deep understanding of how these platforms work. Special consideration will be given to developers who have worked on a similar project before. While the question regarding programming languages was skipped, familiarity with popular blockchain-related languages like Solidity, JavaScript, and Java could add value to the completion of this project. Key Requirements: - Proven experience with Ethereum, Matic, and Cardano. - Understanding of blockchain technology and its application. - Preferred: Knowledge of programming languages (Solidity, JavaScript, and Java). This project needs to be completed as soo...
We are seeking to establish a long-term relationship with proficient Android app developers. The scope of this project encompasses design, development, and sustained support. Even though I do not have a specified visual requirement for the app, the ultimate focus is on functionality, specifically: - Enabling users to place orders - Facilitating the fulfillment of these orders - Providing a mechanism for receiving orders The ideal team or individual for this project should demonstrate: - Expertise in Android app development - A strong portfolio of well-executed, functioning apps - Good understanding of order processing, fulfillment and receiving functionalities - Ability to maintain and offer continuous support for the developed app. Achievement of the above would set the foundation for...
I am searching for an experienced Android developer to design an engaging Entertainment App, centred around Movies and TV shows. Key Functionalities: - I have application on google play store now. i need add APP OPEN ads on my application
In the capacity of an experienced app developer, I'm looking to implement location-specific pricing within my existing iOS and Android app. - Specifically, you'll be tasked with creating a feature that automatically applies different pricing schemes based on a user's geographic location. - Given the complexity of this task, a solid understanding of geolocation technology and meaningful experience working with both iOS and Android platforms is necessary. - While the range of intended implementations isn't currently defined, potential bids should account for the possibility of global implementation. Empowering users all around the globe to experience our app in the most seamless and accessible way is the objective. - Demonstrated ability to work with price localizat...
I'm seeking an experienced chatbot developer who can build a solution for artificial intelligence machine learning. Key requirements include: - Ability to integrate artificial intelligence capabilities - Expertise in Natural Language Processing (NLP) The ideal freelancer should have demonstrated experience in machine learning and NLP, and a portfolio that displays an ability to develop sophisticated chatbots. Your bid should take into account the implementation of these core AI features.