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!
Conform celor 272,823 recenzii, clienții îi evaluează pe Java Developers cu 4.85 din 5 stele.Angajează Java Developers
Project Description: I am looking for a skilled developer who can create .xml files for a new Android app. I will provide reference to the app i want to make similar. Requirements: - Experience in creating .xml files for Android apps - Knowledge of app navigation and user interface design - Knowledge with compile/decompile app
Whatsapp Bot should sync an ftp folder (fotos jpg or png) to the whatsapp group continuously. It should sync but only on new fotos been added to a dedicated ftp folder. I want to implement more than one computer and Bots. No replies is needed on messages with bot. Above software or setup should be capable of reinstalling and setting up on more than a few computers. Windows Based Computer and Ftp is not needed. If needed to run cell phones on the side it should be also fine but everything should be Automated without supervision.
Bot should be added to an group that runs on an computer and capable of syncing network fotos from folder to group asoon as new foto is uploaded to computer folder the bot should notify the group. Would like to implement more than 1 computer with the software ect
JSP Project update I am looking for a JSP developer who can help me with adding new features to my project. I already have a specific design in mind for the UI/UX improvements and function improvements. I need these updates and changes to be completed soon. Requirements: - Menu layout update ( max 3rd level submenu) - Search function enhancement - Jenkins deploy and test server environment setup Ideal skills and experience: - Strong proficiency in JSP development - Jenkins - Windows server, IIS and WAS - Experience with UI/UX design and implementation - Ability to work within tight deadlines - Preferred skill Need to understand Korean sentences. Skills required Java, JavaScript, Jenkins, JSP, Oracle ?250USD - 750USD ?GimenezTech from Almassora , Spain
I have a Google sheet where by i take entry from my customers which given some variables and based on that I allot the salesman I would like to automate this by writing a script based on past salesman performances
I am looking for a JSP developer who can help me with adding new features to my project. I already have a specific design in mind for the UI/UX improvements and function improvements. I need these updates and changes to be completed soon. Requirements: - Menu layout update ( max 3rd level submenu) - Search function enhancement - Jenkins deploy and test server environment setup Ideal skills and experience: - Strong proficiency in JSP development - Jenkins - Windows server, IIS and WAS - Experience with UI/UX design and implementation - Ability to work within tight deadlines - Preferred skill Need to understand Korean sentences.
Need an appointment Android app. should be build using java and android studio. firebase integration required.
I am looking for a developer to help me with a project that involves developing a synchronous interprocess communication using the fork() and pipe functions in the C programming language. Specific requirements for the pipe implementation are not necessary, but I have a general idea of how I want it to work. I would like the project to be completed within 7 days, so a quick turnaround time is important. Ideal skills and experience for this job include: - Strong proficiency in C programming language - Knowledge of interprocess communication and the fork() and pipe functions - Ability to work efficiently and meet tight deadlines
Project Title: Pakistan Mobile Number Verification Purpose: - The purpose of obtaining the Pakistan mobile numbers is for verification purposes. Network Provider Preference: - There is no specific network provider preference. Number of Mobile Numbers: - We are looking to obtain more than 50 mobile numbers. Ideal Skills and Experience: - Experience in data gathering and verification - Familiarity with Pakistan's mobile network providers - Proficiency in data entry and organization
Project Description: Servlets JSP I am looking for a developer who can assist me in implementing dynamic web page generation using Servlets and JSP. Specific functionality needed: - Dynamic web page generation Skills and experience required: - Comfortable with writing servlet code Ideal candidate: - Strong proficiency in Servlets and JSP - Experience in implementing dynamic web page generation - Familiarity with user authentication and data processing and storage is a plus Scalability: - The scalability requirement depends on the specific needs of the project. Further discussion is needed to determine the scalability requirements. Its fixing bugs and developing reports
Project Description: Android App Development within 1 month We are looking for an experienced Android app developer to create a mobile application with the following requirements: Platform: Android Functionality: Like win Timeline: Within 1 month Ideal Skills and Experience: - Proficiency in Android app development - Strong knowledge of Java and Kotlin programming languages - Experience with e-commerce app development - Familiarity with social networking app development - Ability to create a user-friendly and visually appealing interface - Strong problem-solving and debugging skills - Excellent communication and collaboration skills If you have the necessary skills and experience, and are able to complete the project within the specified timeline, please submit your proposal.
Java SOAP based project Hi We have exmaple @Bean public JaxWsPortProxyFactoryBean myJaxWsClient() { JaxWsPortProxyFactoryBean jaxWsPortProxyFactoryBean = new JaxWsPortProxyFactoryBean(); (new My_Service()); (().getContextClassLoader().getResource("META-INF/")); ("urn:net:abc"); ("MyService"); (); ("http://abc:8080/test"); ("username"); ("password"); return jaxWsPortProxyFactoryBean; } this code refer from we need similar implementation in spring 3 version to consume api We have connectivity FrontEnd >>>> InboundGateway>>>>BackendAPI>>>>OutboundGateway>>>ThirdpartyWe need to connect from backend to outbound gateway using https connectio...
1. we need help in java 8 code we have gateway where we connect our application and gateway connect third party vendor. We are communicating with third party vendor by soap services. we are using spring boot application Using library in java 8 spring below 3 we have JaxWsPortProxyFactoryBean t specifying servicename, portname, namespace we are now connectin to gateway using http but we need to connect usi https how we can connect to gateway using sslsocketfactory and JaxWsPortProxyFactoryBean or any other method let us know 2 what is alternative for JaxWsPortProxyFactoryBean in java 17
I am looking for a skilled freelancer to help me with adding new features to my existing AI project based on Machine Learning technology. The project requires someone who can work quickly and efficiently as I need it completed as soon as possible. Skills and Experience: - Strong knowledge and experience in Machine Learning - Proficient in programming languages such as Python or R - Familiarity with AI frameworks and libraries - Ability to understand and work with existing codebase - Attention to detail and ability to debug and fix errors when necessary
- Necesito una aplicación móvil para Android con autenticacion de nombre de usuario y contraseña que se conecte a una base de datos en la nube. - La aplicación móvil debería permitir ingresar datos sobre kilometros recorridos, comisiones, gastos, etc. - Una interfaz de usuario (UI) que le permita a los choferes ingresar datos de una manera sencilla. - Una aplicación web que permita visualizar y generar informes desde la base de datos.
The ERP System for College Management is a comprehensive software solution aimed at optimizing and automating various administrative and academic processes within a college or university. This project will focus on designing, developing, and implementing an ERP system that can efficiently manage student information, faculty management, course scheduling, financial operations, and more. The primary objective is to improve operational efficiency, data accuracy, and decision-making capabilities within the institution.
I'm looking for someone to create a mod that translates players' lines in real time, just like the dream smp or QSMP mod does, the mod just needs to translate all voicechat lines and show them in a bubble in text format, similar to with qsmp.
Project Title: Dabba trading platform Overview: I am looking for an experienced developer to create a stock trading platform with a customizable layout. The platform should offer real-time trading data to users. Skills and experience required: - Strong knowledge of stock trading platforms - Proficiency in programming languages such as Java, Python, or C++ - Familiarity with real-time data feeds and APIs - Experience in developing customizable user interfaces Key Requirements: 1. Customizable Layout: - The platform should allow users to personalize the layout according to their preferences. - Users should be able to rearrange and resize various components on the interface. 2. Real-time Trading Data: - The platform should provide real-time stock market data to users. - Data ...
I am looking for a skilled developer to create a WhatsApp chatbot SaaS application with the following requirements: Features: - Automated replies: The chatbot should be able to send automated responses based on user queries. - Integration with CRM systems: The chatbot should be able to integrate with CRM systems to provide personalized responses. - Multi-language support: The chatbot should be able to communicate in multiple languages. Platform: - Web-based: The SaaS application should be accessible through a web browser. Complexity: - Medium complexity: The chatbot's responses should be of medium complexity, providing advanced AI capabilities. Ideal skills and experience: - Strong experience in developing chatbot applications, specifically for WhatsApp. - Proficiency in integrati...
I am looking for a skilled developer to create a WeChat applet specifically for the sport of tennis. The applet should have the following functionalities: - User registration and login: Users should be able to create an account and log in to the applet. - Create a wechat app that will take a tennis video and run a pose ai model over the top of it and add the data as a comment in the wechat post - Social sharing features: Users should be able to share match updates and other content from the applet on social media platforms. I have example code for the whole project from google bard. Ideal Skills and Experience: - Experience in developing WeChat applets - Proficiency in programming languages such as JavaScript and CSS - Knowledge of tennis and the ability to integrate live score updates...
We are in search of an experienced developer to create a custom multi-game in-game item sales platform with subdomains. Our objective is to allow players to establish their own stores on various game servers, similar to the versatility provided by Tebex.io. This platform should cater to a wide range of games, including but not limited to Minecraft, FiveM, and many others. - Key Features: Multi-game support, allowing for stores on different game servers. Multi-store setup with unique subdomains for each store (e.g., ). Integration with game servers for item delivery (e.g., using RCON or SQL) similar to Tebex.io. User-friendly store creation and management interface. Secure payment processing for virtual item sales. Customizable design and branding options for each store. Reporting and an...
I am looking for a skilled Selenium developer to automate the task of form filling on Chrome browser. The automation will need to run multiple times per day. Ideal skills and experience: - Proficiency in Selenium and Chrome browser automation - Strong understanding of form filling techniques and best practices - Knowledge of scripting languages such as Python or Java for Selenium automation - Experience in scheduling and managing automated tasks for multiple runs per day
Project Description: - I am looking for a skilled developer to add a new feature to an existing AI system. - The specific feature that needs to be added is image recognition. - The new feature should be integrated with the existing features of the AI system. - There are specific requirements and constraints for this new feature. - The ideal candidate should have experience in AI development and image recognition algorithms. - Knowledge of machine learning and neural networks is a plus. - The developer should be able to work efficiently and deliver high-quality results.
I am looking for a freelancer who can add machine learning capabilities to an already setup AI. The AI was developed using Python, so proficiency in Python is required. Key requirements: - Experience with machine learning algorithms and techniques - Strong understanding of Python programming language - Ability to integrate machine learning models into existing codebase - Familiarity with AI frameworks and libraries such as TensorFlow or PyTorch The freelancer will be provided with the existing code and data sets, which they can utilize to add the machine learning capabilities. The ideal candidate should be able to work independently and deliver high-quality results within the given timeframe.
Se requiere un software que se pueda gestionar y configurar por la administración local; que sea posible instalar en diferentes puntos de venta, con diversos canales de venta: para llevar, comedor, reparto a domicilio, apps. Pago con tarjeta de crédito, débito, efectivo, transferencia. Cuente con configuración de menú, recetas de platillos, inventarios, control de efectivo, reportes diversos. Cuente con punto de venta de almacén y sistema integral de reportes desde una computadora o una app de reportes en línea.
I am looking for a developer to help me with a project that involves developing a synchronous interprocess communication using the fork() and pipe functions in the C programming language. Specific requirements for the pipe implementation are not necessary, but I have a general idea of how I want it to work. I would like the project to be completed within 7 days, so a quick turnaround time is important. Ideal skills and experience for this job include: - Strong proficiency in C programming language - Knowledge of interprocess communication and the fork() and pipe functions - Ability to work efficiently and meet tight deadlines
Mobile-first design and responsive code deeply ingrained in your thought process. Expert in Android SDK, SQLite Database, Kotlin, Coroutines, XML-JSON Parsing, Good knowledge of Location services, Social networking integration like Facebook, Twitter. Familiarity working with REST APIs for deep integrations with both platforms i.e. general best practices, shortcomings, trade-offs, etc. Experience with offline storage, threading, and performance tuning Familiarity with cloud message APIs and push notifications Deep knowledge of Android UI design principles, patterns, and best practices; Excellent organization, communication, interpersonal skills.
I need a developer with experience with the 4D platform. Please let me know
Hi, I have a React native mobile app which already live. Android app does not download from google play for new SDK . I need to update the sdk which will be support latest device. If you can be do soon (Today) please do your bid.
I need someone to execute and automate 2 existing APIs (App Programming Interfaces). When the first API returns true, then automatically execute the 2nd API. The first API needs to run several times per second. All this needs to be done using Javascript code.
I am looking for a web developer to create an admin panel for my website. The website type is an E-commerce platform. I have a preference for the programming language or platform to be used. In terms of functionalities/features, I specifically want User Management in the admin panel. Skills and Experience: - Proficiency in the preferred programming language/platform - Experience in developing admin panels for E-commerce websites - Strong understanding of User Management functionalities and best practices
I am looking for a web developer to create an online platform for multiple instructors and courses. This platform will focus on professional training, offering professional courses in a variety of fields. I have some ideas on the design of the website, but I am also open to suggestions. My main goal is to create an online platform that is user friendly and easy to navigate, directing instructors and students towards the available courses. The website should be customizable, allowing instructors to set up their courses in an organized fashion with easy access to necessary materials. I am looking for a designer/developer with the skills and experience to create a professional but visually appealing platform.
I am looking for a web application form to help me collect user information. I have specific fields in mind, and I need someone to develop this form for me using a Java script platform. Ideally, I am looking for a beautiful, organized, and easy-to-navigate form that takes user input and stores it in a secure location. This would be incredibly helpful in streamlining the process of collecting user information. It should be easy to customize and edit, and should treat each project with the utmost priority. Your expertise in this area would be greatly appreciated - thank you for considering this project.
Dear coders, We would like to create an android APP for our cash payment device. 0.1 The device has REST API documentation, and the API is accessed using a HTTP IP local address. 0.2 The system response with HTTP Header codes giving an indication of the REST request transmission status (we will provide REST API documentation). Please read the remain PDF for full details
I'm looking to hire a freelancer to help me with a python NLP project. The tasks I need help with are data preprocessing, text classification and sentiment analysis. I already have a dataset for the project and I am looking to have it finished within a week. The project is of utmost importance and I require someone with proficient knowledge on python and NLP techniques and coding. Your experience in both these fields will be taken into account when considering applications. With your help, I'm confident that this project can be a success.
***Freelancers Only! No Agencies! I have a Java Android app that is running my own face recognition and detection functions on several screens simultaneously. I need you to implement multi-threading so the face recognition will run smoothly and efficiently. ***I'm looking for an experienced Java developer with face recognition experience. + Must have Java expertise. + C++ is an advantage + Video calls in English for ongoing communication - MUST! Please start your message with the words: "Java multithreading!"
I am looking for a Java script expert with experience in mapbox to help me with my project. The ideal candidate should have the following skills and experience: - Expertise in mapbox and Java script - Ability to create interactive layers and data visualizations - Familiarity with custom markers and tooltips - Experience in route planning and directions For this project, I need someone who can incorporate interactive layers and data visualizations into my mapbox project. I do not have any specific APIs or data sets in mind, but I am open to suggestions. The expected timeline for completing the project is 1-2 weeks.
Project Title: Update Android App Functionality Platform: Android and iOS Updates Required: Functionality Deadline: Within a month Description: I am looking for a skilled developer to make updates to my Android app. The app is currently on the Android and iOS platform and I need to improve its functionality. The App guides people around 7km driving routes using Google maps but in its present form it is full of bugs. I need the routes redone (there are 100 of them). As another developer created the app I'm not sure what data I need to provide for someone else to be able to make changes. It is already on Apple and Play Stores if that is any benefit? Skills and Experience: - Strong knowledge and experience in Android app development - Proficient in Java and Android Studio - Fami...
I am looking to develop a mobile app for the Android platform. The purpose of this app is to serve for personal use, and it should have 1-2 screen page. The app development should be done quickly and of high quality, and I am open to discussing further details with experienced professionals.
I am looking for an Android Developer, who could help me with my newly developed app
I am seeking a freelancer to develop and host an Android application for a social networking platform. The application will have a specific design that I already have in mind. I am looking for basic hosting services for the application. Skills and Experience: - Experience in Android application development - Proficiency in UI/UX design - Knowledge of social networking features and functionalities - Familiarity with basic hosting services for mobile applications
Looking for an experienced developer to decompile an apk file for the purpose of analyzing its code. Skills and experience required: - Proficiency in Java programming language - Strong knowledge of decompiling tools and techniques - Familiarity with apk file structures and Android development - Ability to analyze and understand complex code The ideal candidate should have prior experience in decompiling apks and be able to provide insights and recommendations based on the analysis.
I'm looking for an experienced developer to help me implement OAuth2 SSO for authentication and secure my existing microservices as well as my new setup, with intermediate, or multiple user-role, access control. The primary focus of this project is to create a secure environment around my Spring front and backend, integrated with Angular for the frontend, and to set up SSO authentication using oAuth2. This level of security will ensure that those who have access to the application can be managed in an effective way, with different user roles and permissions applied accordingly. I'm looking for a specialist developer who is familiar with this type of work and has solid knowledge of both the Spring and Angular frameworks. The successful candidate should also be capable of setting...
Spring oauth2 sso angular microservice security I'm looking for an experienced developer to help me implement OAuth2 SSO for authentication and secure my existing microservices as well as my new setup, with intermediate, or multiple user-role, access control. The primary focus of this project is to create a secure environment around my Spring front and backend, integrated with Angular for the frontend, and to set up SSO authentication using oAuth2. This level of security will ensure that those who have access to the application can be managed in an effective way, with different user roles and permissions applied accordingly. I'm looking for a specialist developer who is familiar with this type of work and has solid knowledge of both the Spring and Angular frameworks. The successf...
I want to connect to ODK Central's API with Jasper Studio, obtain a bearer token and use this token to process GET requests to populate a report with data from ODK Central. I have been successful in passing the header and obtaining text from the API but attachments (namely images) cannot be retrieved due to Jasper not being able to send a bearer token in the header with a GET request to the image URI for its built-in image element. API documentation at I gather a scriptlet in Jasper may need to be written to pass the token in the header and retrieve the image for embedding in the report. I will provide a URL and credentials to my ODK instance containing test data. The report produced should be able to connect to the API and show the test data on the report preview, includin...
We are looking for a developer who can develop an Android Application which will contains below components. It must be fully developed from scratch till production deployment. Code must be written in a very optimized way and it should be scalable. It will be a small app which will be used to send reminders to people according to their purchased subscription. From this app, User will fill details and purchase the subscription. Below are the technical components and pages required for the app. Pages: 1. Login/Logout using: Login using email id and password or phone number. 2. Profile page: This will contain Email id given by user, change password option, phone number etc. 3. Main Home Page: From here user will select the type and can navigate to explore page. 4. Form Page: Once type is se...
We are looking for a developer who can develop an Android Application which will contains below components. It must be fully developed from scratch till production deployment. Code must be written in a very optimized way and it should be scalable. It will be a small app which will be used to send reminders to people according to their purchased subscription. From this app, User will fill details and purchase the subscription. Below are the technical components and pages required for the app. Pages: 1. Login/Logout using: Login using email id and password or phone number. 2. Profile page: This will contain Email id given by user, change password option, phone number etc. 3. Main Home Page: From here user will select the type and can navigate to explore page. 4. Form Page: Once type is se...
We are looking for a developer who can develop an Android Application which will contains below components. It must be fully developed from scratch till production deployment. Code must be written in a very optimized way and it should be scalable. It will be a small app which will be used to send reminders to people according to their purchased subscription. From this app, User will fill details and purchase the subscription. Below are the technical components and pages required for the app. Pages: 1. Login/Logout using: Login using email id and password or phone number. 2. Profile page: This will contain Email id given by user, change password option, phone number etc. 3. Main Home Page: From here user will select the type and can navigate to explore page. 4. Form Page: Once type is se...
Hello Everyone, we are looking for a trainer who can deliver training on Java full stack. Training: Java full stack Mode : Offline (Hyderabad/Chennai/Pune) TOC : Available