Java backend jobs

...React developer, or a Full Stack developer proficient in React JS and Java/Spring. The goal is to create a personal food ordering app, which would facilitate online ordering of food. Key Features: - User Registration and Login: The app should allow users to sign up, log in, and manage their account. - Browsing and Ordering: Users should be able to view a menu, search for items and place orders. - Cart and Checkout: The app will need to have a cart feature and a seamless checkout process. - Order Notification: The app should send orders to the restaurant and have the functionality for the restaurant to either accept or reject the order. The successful freelancer for this project should have a strong proficiency in React JS, Java/Spring, and experience in developing e-comm...

Source code: Compile it and run all the apis on your machine , if there is any api issue , give me estimate time and budget to fix it. More details: What specific tasks do you need the Node developer to perform? Backend development Which backend frameworks are required for this project? Node Are there any specific features or functionalities that you would like the backend to have? I will mention

,.I am looking for a skilled developer to create a comprehensive e-commerce website for my physical products using the Flutterand Vue.js framework. Key Requirements: - Development of an 2 page website in flutter that allows users to navigate to Sign In page . - Backend API's will be provided by us Ideal Skills and Experience: - Proficiency in Vue.js and Flutterframework. - Experience in developing Interrative websites - Should have good knowledge in UI/UX For more details Refer Doc ,.

I am looking for a skilled developer to create a comprehensive e-commerce website for my physical products using the Flutterand Vue.js framework. Key Requirements: - Development of an 2 page website in flutter that allows users to navigate to Sign In page . - Backend API's will be provided by us Ideal Skills and Experience: - Proficiency in Vue.js and Flutterframework. - Experience in developing Interrative websites - Should have good knowledge in UI/UX For more details Refer Doc

I'm seeking a skilled Mendix developer to build the frontend of a website. Key Requirements: - Frontend Development: The main goal of this project is to have a website's frontend developed using Mendix. - Web Pages: There will be approximately 6-8 web pages in total, and I will provide the design for implementatio...Proficiency in Mendix: Essential to have prior experience and expertise in developing frontend using Mendix. - Web Development: Strong understanding of web development principles and practices. - User Interface (UI): Aesthetic sense and the ability to translate design into a visually appealing and functional UI. - Communication: Ability to understand and implement requirements effectively. - The backend is developed by us in SharePoint. We will also provide t...

I'm looking for a talented JavaScript developer who can help me with my website's visualization. Key Responsibilities: - Crafting visually appealing loading screens or animation - Implementing various types of visualizations Ideal Skills: - Proficiency in JavaScript and related libraries - Experienced portfolio of visualizations and/or animations See attached brief for more information

I'm seeking a seasoned app developer skilled in both iOS and Android platforms to create a Labour Network Application. Key Features: - Profile Creation and...job postings. - Messaging and Communication: An integrated communication system for users to interact is essential. - Job Posting and Bidding: There needs to be a feature for posting jobs and bidding for those positions. The ideal candidate has significant experience in building intuitive, user-friendly mobile applications that cater to the needs of a diverse user base. Proficiency in handling backend work for both Android and iOS is paramount, as well as integrating communication tools. If you have a portfolio with related projects, it would be a bonus. If this sounds like a task you're suited for, I would love ...

I need a backend developer to complete my marketplace website. The HTML and CSS are ready, and now I require the backend coding to be developed with respective API integrations. Key Functionalities: - User Authentication and Registration: Users should be able to securely sign up and log in to the website. - Product Listing and Search: A seamless system for users to add, search and interact with products. - Payment Processing: Smooth integration of payment gateways to ensure secure transactions. Key Requirements: - Backend Coding: Looking for a professional who can develop the entire backend system from scratch. - Python Proficiency: The backend should be built in Python. - API Integration: In addition to payment gateways, I also require the integration...

I'm seeking a skilled automation tester with experience in using Java and TestNG for functional testing. The project involves the following key aspects: - **Mentoring and Consultation**: As my project is still in development, I'm looking for someone who can provide guidance and best practices when it comes to writing and maintaining test cases. - I am working on a personal portfolio site and having some difficulty with null pointers with my pageObjectManager and I am not sure why, I am not sure if it is invoking the driver properly. looking to peer program and have what I am doing wrong explained to me. Ideal candidates should have: - Proficient knowledge of eclipse, Maven, Java, and TestNG - Experience in automation testing, particularly within a functional tes...

I'm in need of a skilled Web3 developer to assist with a range of tasks. Your main responsibilities will include: - Developing smart contracts...contracts - Building decentralized applications - Integrating blockchain technology You should be proficient in the following programming languages: - Solidity - JavaScript - Python Your experience with blockchain platforms such as Ethereum and Polkadot is essential. Specific experience with Binance Smart Chain is a bonus. You must also have familiarity with additional languages such as Go, Rust, Java, and Node.js. The ideal candidate should have a deep understanding of the Web3 ecosystem and be able to contribute to a variety of projects. Experience in full stack development and an understanding of blockchain security would be hig...

I have a WhatsApp service provider that provides chatbot and menu-based features. I'm looking for a freelancer to create an adapter that can integrate a different serv...I'm looking for a freelancer to create an adapter that can integrate a different service provider for live-chat on the same WhatsApp number. Key Requirements: - Develop an adapter for live-chat that supports real-time messaging, media file sharing, and chat history retrieval. - Ensure the chatbot dialog history can be passed to the live-chat as a transcript file. Ideal Skills: - Proficiency in Java, Springboot - Prior experience with WhatsApp service provider integrations - Strong understanding of real-time messaging and chatbot systems - Ability to ensure seamless data flow between chatbot dialog and li...

he developer should have the following skills and experience: 1. Proficient in Java, Kotlin and other programming languages; 2. Have a deep understanding of Android platform, familiar with Android SDK and related tools

I am seeking a skilled React Native Developer, with a background in backend development, to create an event booking app. The project operates on a tight budget. The ideal candidate will work with a Figma design I have already prepared. Key Features: - User registration and login - Integrated booking and payment system - Notifications for booking updates - More will be shared once we start discussing. The perfect candidate would have previous experience building similar applications and a solid grasp of user interface design. Skills: React Native, Backend Development, Figma, Payment Gateway Integration(Razorpay escrow).

...functional on both iOS and Android platforms. Since the primary function was not specified, creativity and ability to design multi-purpose apps will be highly appreciated. Key Requirements: - Strong experience in developing mobile apps for both iOS and Android - Proven experience in cross-platform mobile app development - Proficient coding skills in languages such as Swift, Kotlin, Objective C and Java - Exceptional UX/UI design skills - Strong problem-solving abilities, with a knack for complex troubleshooting tasks - Ability to work independently, with minimal supervision While delivering the final product, I'd also like you to provide the source code along with necessary documentation. If you've worked on similar projects, please include them in your proposal....

Note : my budget not more 50$ for whole project Create web app based on chatgpt API and custom model . With frontend and backend Requirements : Maybe this explanation more clearly: **Game Objective:** The goal is to create a web-based multiplayer game where each player receives secret tasks from an AI. These tasks must be completed to progress towards a common goal. The game is dynamic, with scenarios and tasks changing based on player actions. **Step-by-Step Process:** 1. **Player Registration and Friend Network:** - Players sign up and add friends within the game to form a network. - Each player is assigned a unique identifier for tracking purposes. 2. **Hidden Scenario Generation:** - At the beginning of each game session, the AI generates a hidden scenario that...

Note : my budget not more 10$ for whole project Create web app based on chatgpt API and custom model . With frontend and backend Requirements : Maybe this explanation more clearly: **Game Objective:** The goal is to create a web-based multiplayer game where each player receives secret tasks from an AI. These tasks must be completed to progress towards a common goal. The game is dynamic, with scenarios and tasks changing based on player actions. **Step-by-Step Process:** 1. **Player Registration and Friend Network:** - Players sign up and add friends within the game to form a network. - Each player is assigned a unique identifier for tracking purposes. 2. **Hidden Scenario Generation:** - At the beginning of each game session, the AI generates a hidden scenario that...

Note : my budget not more 10$ for whole project Create web app based on chatgpt API and custom model . With frontend and backend Requirements : The idea is to create a web application that integrates ChatGPT API and a custom model. The functionalities include generating scenarios using ChatGPT API and then distributing tasks to users based on the scenario and their profiles or needs. For example, let's say the chatbot has users A, B, C, and D. The system selects which user to assign a task to based on their profile or needs. If the task is assigned to user B, they perform the task. If user B accepts the task, the system may assign a task to user A next. If user B declines, the system may change the scenario or assign the task to users C or D. In essence, users interact an...

I am on the lookout for an experienced and innovative programmer who can assist in creating a unique search engine from scratch. The specific programming language is open as the user did not specify a preference, so proficiency in Python, Java, or C++ will be a plus. Though the user has not provided insights into the specific features desired for this project, common elements of search engines include web crawling, indexing, and ranking algorithms. Your familiarity with these or willingness to research and incorporate them will be essential to your success in this project. The user did not specifically state the purpose of the search engine, however it could be for personal, business, or educational use. Balancing these needs could be a crucial part of the project. Skills and Expe...

I'm seeking an experienced freelancer to debug and build my GitHub actions for 2 of my Android Java projects. The main task involves using building variants of my android application for the "development", "staging", and "production" environments which will all have separate API endpoints, package names, and app icons. Experienced Android Java programmers with a solid understanding of GitHub action builds, API implementation, and flexible design skills will be the ideal fit for this project.

Note : my budget not more 15$ for whole project Create web app based on chatgpt API and custom model . With frontend and backend Requirements : The idea is to create a web application that integrates ChatGPT API and a custom model. The functionalities include generating scenarios using ChatGPT API and then distributing tasks to users based on the scenario and their profiles or needs. For example, let's say the chatbot has users A, B, C, and D. The system selects which user to assign a task to based on their profile or needs. If the task is assigned to user B, they perform the task. If user B accepts the task, the system may assign a task to user A next. If user B declines, the system may change the scenario or assign the task to users C or D. In essence, users interact an...

Note : my budget not more 30$ for whole project Create web app based on chatgpt API and custom model . With frontend and backend Requirements : The idea is to create a web application that integrates ChatGPT API and a custom model. The functionalities include generating scenarios using ChatGPT API and then distributing tasks to users based on the scenario and their profiles or needs. For example, let's say the chatbot has users A, B, C, and D. The system selects which user to assign a task to based on their profile or needs. If the task is assigned to user B, they perform the task. If user B accepts the task, the system may assign a task to user A next. If user B declines, the system may change the scenario or assign the task to users C or D. In essence, users interact an...

Note : my budget not more 20$ for whole project Create web app based on chatgpt API and custom model . With frontend and backend Requirements : The idea is to create a web application that integrates ChatGPT API and a custom model. The functionalities include generating scenarios using ChatGPT API and then distributing tasks to users based on the scenario and their profiles or needs. For example, let's say the chatbot has users A, B, C, and D. The system selects which user to assign a task to based on their profile or needs. If the task is assigned to user B, they perform the task. If user B accepts the task, the system may assign a task to user A next. If user B declines, the system may change the scenario or assign the task to users C or D. In essence, users interact an...

I'm looking for a skilled web developer to create a platform where users can submit enquiries about their need for accountants. Key Featur...when making enquiries. - The platform should include a dashboard for me to manage the enquiries effectively. I'd like to view, respond, and track them easily. - Users should be able to search for accountants based on location. Ideal Skills: - Proficient in web development and design with experience in creating user-friendly, intuitive interfaces. - Strong understanding of database management and backend development to facilitate the enquiry management system. - Familiarity with search functionality integration, particularly based on user-specified location. - Excellent communication skills to understand and implement my unique need...

Looking for a qualified freelancer proficient in Node.js, , and PostgreSQL. While there's no specific Node.js version requirement, key functionalities needed for the backend include: - User Authentication - Data Storage and Retrieval - API Integration Ideal freelancers should have extensive experience in these areas and a firm understanding of PostgreSQL as our chosen data storage technology. Your expertise will be vital in driving the smooth operation of our project's backend. Let's connect if you're a match.

Need Urgent. Will start working now hourly basis. I need an expert Laravel developer to jump on board urgently to support enhancements on our existing application. The core tasks to be performed include frontend and backend development as well as bug fixing. This role requires experience in: - Backend development: We need an expert who can work on complex server-side code, solve performance problems, and architectural challenges. - Frontend development: The right candidate should be proficient in developing clean, efficient frontend design, ensuring superb user experience. - Bug fixing: Need a detail-oriented coder to troubleshoot and clear out potential bugs in our website to ensure a smooth, efficient function. Candidates need to have solid experience dealing with Lara...

I'm seeking a proficient Python developer with experience in Flutter for my pr...m4a formats. - Aiding in creating a text-searchable PDF as a result of the conversion process. - Additionally, submit the text to elastic search database to make the text searchable database for future use. (PDF is minimal required and this is an optional requirement) - Google cloud / azure / aws can be utilized. - Proficiency existing in Gujarati language conversion. - If you like to develop backend only then is also okay. Preferred Skills: - Comfortable around Python and Flutter - Background in audio and text conversion - Proficient in utilizing Google Cloud services. With the right combination of skills and experience, this can be a valuable project to demonstrate your abilities in a rapidly...

We're seeking a skilled freelancer to enhance our current React site with the following tasks: - Connect two existing forms on our website to our backend dashboards and email inbox, ensuring seamless data transmission. - Address layout issues to optimize site responsiveness across all devices. - Enhance the code structure to improve maintainability and scalability. We are working with: - React - AWS Server - Node - MongoDB

...mobile applications for both Android and iOS platforms. The ideal candidate should possess the following skills and experience: - Strong background in website and mobile applications development - Proficiency in implementing backend features such as User authentication, Database integration, and API integration - Capability to provide full control over the frontend of the website - Experience in implementing Commision Split extension - Ability to address existing website issues and improve its performance Your role will primarily involve: - Implementing requested backend features - Providing full control over the website's frontend - Designing and developing mobile applications for Android and iOS - Addressing existing website issues and enhancing its overall funct...

I'm in need of a highly skilled Laravel developer with a strong background in backend development. Your key responsibilities will include: - Implementing, refining, and maintaining the server-side logic of our web applications - Developing secure, high-performance APIs - Integrating authentication and authorization packages We're looking for an Expert level Laravel developer who can hit the ground running. You should be comfortable working with Laravel's backend functionalities and have a keen eye for efficiency and security. Skills and Experience: - Proven experience in Laravel backend development - Expertise in integrating authentication and authorization packages - Proficiency in developing and optimizing APIs - Previous experience with API develo...

I'm looking for a seasoned full stack developer with a solid background in AI and mobile development. As the platforms for deployment will be iOS and Android, prof...and Android, proficiency in programming languages that support these platforms is required. Responsibilities: - Develop an AI psychologist application for iOS and Android platforms. - Apply machine learning techniques. - Build an efficient, testable, and reusable code. Ideal Skills: - Experience with AI, Machine Learning, iOS, and Android app development. - Proficiency in Python, JavaScript, and Java would be ideal but it's not required. - Deep understanding of mobile development frameworks. Don't hesitate to apply if you are experienced with building AI apps for mobile platforms. I look forward to a ...

...feature integration, such as for voice components. *Should-Have* - Cross-platform functionality (iOS, Android, Web). - Simple analytics to monitor user engagement and app performance possibly using GoHighLevel or Hubspot. - In-app notifications for updates on user-specific interests or deals. - Chatbot integration using existing frameworks for 24/7 customer support. - Partnerships for backend services like warranties and insurance. *Won't Have This Time* - Custom-trained AI models (reserved for Phase 2). - Extensive custom back-end development (utilizing subscription-based services for MVP). == Method === Architecture Design - Utilize existing app framework in FlutterFlow, enhancing it with necessary features and integrations. - Firestore for data storage, with new inde...

...active API connectors must be possible, with clear indicators of success or error, considering 3 retries if the source rejects the connection. Finally, the information obtained from all sources can be queried from the frontend where the source of information for each record must be clear, and a functionality to visualize this information in a table with filters and sorting, or directly from the backend through a JSON API. When performing a new search, the stored information will be automatically deleted. Main Functionalities: 1. Custom API Parameter Configuration: Set headers, HTTP method, and data interactively. 2. Data Selection for Filtering: Allow filtering data by name, identification number, or both, to standardize information. The equivalent field in the endpoint to be ...

...active API connectors must be possible, with clear indicators of success or error, considering 3 retries if the source rejects the connection. Finally, the information obtained from all sources can be queried from the frontend where the source of information for each record must be clear, and a functionality to visualize this information in a table with filters and sorting, or directly from the backend through a JSON API. When performing a new search, the stored information will be automatically deleted. Main Functionalities: 1. Custom API Parameter Configuration: Set headers, HTTP method, and data interactively. 2. Data Selection for Filtering: Allow filtering data by name, identification number, or both, to standardize information. The equivalent field in the endpoint to be ...

...various administrative and project management tasks aimed at expanding the business. The successful candidate will have strong organisational abilities and experience coordinating complex projects from concept to completion. Primary responsibilities will include scheduling meetings and appointments, coordinating vendor relationships, compiling reports and presentations, and providing general backend support. The role requires the ability to juggle multiple concurrent tasks and thrive in a fast-paced environment. Effective communication and interpersonal skills are a must to interface with both internal and external stakeholders. The virtual assistant will work closely with the managing director and other staff to streamline operations, identify growth opportunities, and ensur...

It is javafx. When I open the pdf from the program, the first page is fine, but the second page does not show the data. It will be empty. I need a developer to change that code. I have another version of the code that displays on another page but is graphically destroyed. The project is simple and short. Ideal for new freelancers. I pay max 5$ and good rating. That's why it's good for newbies!

*************IMPORTANT*********** Please start with your bid by writing your personal Github profile first, we won't check bid without Github profile. ************************************ I'm in need of a talented developer, preferably with a strong background in producing business applications. Here's what I'm looking for: - Expertise: You should be skillful in any of Javascript, Python, Java / Kotlin or Swift / Objective C, Flutter / React Native / Xamarin. - Platforms: Production of a cross-platform app that runs smoothly on both iOS and Android is essential. - Experience: Evidence of previous projects in business app development would ideally be shown. By applying these requirements, you will help to create an app that can contribute to the success of ...

Note my budget not more 10$ for whole project Requirements: Development design Socail card game with based on web notifications. (Frontend and backend)

Project Description: We are seeking a talented MERN Stack Developer to join our team for an exciting project. The successful candidate will play a pivotal role in developing high-quality software solutions that align with our project requirements. Your primary responsibilities will include building robust backend services using Node.js and , as well as creating dynamic user interfaces with React.js. Key Responsibilities: Develop and implement backend services using Node.js and Express.js. Design and develop user-facing features with React.js. Collaborate with the team to understand project requirements and deliver solutions accordingly. Write clean, maintainable, and efficient code. Ensure the technical feasibility of UI/UX designs. Optimize applications for maximum speed a...

When I open the PDF, it doesn't show me the data on the second page. By changing the code (I provide pictures), it shows the data, but the graphics are bad. The project is small and simple. An opportunity for beginners. I pay max $5 and give a good review. Ideal opportunity for new freelancers.

I'm looking for a professional mobile app developer who can create a robust e-commerce application similar to Fashion Nova. The app is intended to be developed for both iOS and Android platforms, with an additional web app component. Key Features: - User Registration and Login - Product Browsing and Search - Shopping Cart and Checkout - Vendor Page - Order Tracking - Admin Panel - Dynamic Backend Analytics - Personalization - In-App Chat for Customer Service I am not looking for specific design or branding requirements at this stage. I'm particularly interested in your experience with e-commerce app development, as well as any unique features or functionalities you can suggest to enhance the user experience. Please provide any relevant examples from your portfolio.

I'm in need of a Java developer who can promptly handle the addition of new functionality to my existing system. Key Responsibilities: - Integrate new functionality into the system - Potentially debug code and maintain the system Skills and Experience Required: - Proficiency in Java programming - Proven experience with software development - Strong understanding of system maintenance and debugging This is a time-sensitive project, so I need someone who can start right away and work efficiently to complete the task. Any experience with user authentication, payment processing, and file uploading will be a plus, even though specific details on the new functionality to be added are not yet provided.

We are looking for an experienced full-stack developer to create a simple yet effective web app for prospective medical students. The platform ...as a study aid and must include the following features: login system, course overview, statistics, polls, video and text courses. Further information about each feature aswell as The UI/UX design are already completed and available in a Figma file, which you will use for the frontend development. The ideal candidate should have in-depth knowledge of React.js for the frontend and Node.js for the backend. The UI/UX is in English, but I would want to translate all contents of the webapp to German (myself) once it's done. We would like to start as soon as possible. Project due: 25th May 2024 You can find the Figma link in the attached...

...and enhancing security measures across my servers. Key Requirements: - Immediate Attention: The urgency of this project demands that you can start immediately and dedicate your full attention to this task. - AWS Experience: Expertise in AWS security is a must. You should be adept in updating PPK passwords and ensuring security protocols are up to date. - Database Management: Proficiency in backend operations is crucial. You will be tasked with changing passwords across multiple databases. - Security Enhancement: You should propose and implement security measures that are robust and reliable for protecting my servers. - Detailed Project Proposal: I need detailed project proposals from you so I can gauge your understanding of the requirements and your proposed solutions. Th...

I have a fronte...content management. This panel should allow me to: - Add, edit, delete posts - Update website pages I'm looking for a skilled developer who can not only make the necessary changes to the frontend but also create a user-friendly admin panel for managing contents. Experience in both frontend development and backend (specifically for the admin panel) will be crucial. Ideal Skills: - Proficiency in front-end technologies such as HTML, CSS, and JavaScript - Experience with backend technologies for admin panel like PHP, Python, or Ruby - Knowledge of web frameworks like Laravel, Django, or Ruby on Rails - Understanding of database management for effective content storage and retrieval - Prior experience with developing admin panels for content mana...

Currently USDT(BEP-20) is working and we want to add USDT(ERC-20) in the backend files. please edit the files and make apk show USDT(ERC-20) price and current balance. The file is attached here.

I want to 9 pages of this site and integrate it with my backend. Site: I'm in need of an experienced Flutter developer who can handle the twin responsibilities of designing UI elements with a clean and minimalist aesthetic, and integrating them with our existing backend. The target platform is web. Ideal Skills: - Flutter development - Experience with minimalist UI design - Proven track record of backend integration

For my application, I require the following: - Deploy my Laravel app on AWS. - Integrate my Laravel app with an existing Android app. Ideal candidate should have: • Extensive experience with deploying Laravel apps on AWS • Proven track record in integrating Android apps with Laravel backend • Ability to work meticulously to ensure smooth deployment and integration.

Technical Knowledge For Front End You can create it using Nextjs For the backend side, Express Create a responsive form website layout that adjusts seamlessly across various devices. (Web, Tab, Phone), and explain how would you approach designing a layout that maintains consistency and usability across different screen sizes, from desktops to smartphones? Create a validation in each form field please create a minimal 6 field (Plus point if the validation from back end side). For example: Name should contain the alphabet, not a number. (If it’s number show error message) The phone number contains a number. Etc. (you can create your field & own rules) * Create a reusable component. Add CSS animations to enhance user experience. Design and create an API to provide above...

I'm looking for a skilled software engineer. THis task is too large for excel power query, however i want it to operate in a similar fashion. The main purpose of this project is to develop a self-updating database o...every racehorse in the state of NSW, Australia, via the website. Key tasks and responsibilities: - Determining the best platform for the software (Web-based/Desktop-based/Mobile application). - Creating a software solution that will automatically update and manage a database of racehorses. Skills and Experience: - Proficiency in at least one high-level programming language i.e., Java, Python, C++ - Experience with automation software - Familiarity with database management - Ability to recommend best software platform based on project requirements. Thanks : )

I'm seeking a skilled Java professional who can provide assistance with my ongoing project. This project involves a variety of tasks, including debugging, implementing new features, and potentially optimizing code. The exact nature of the work will be discussed further with the selected freelancer. Expertise in Java is essential. Experience with debugging, feature implementation, and code optimization would be highly beneficial. Ability to work collaboratively, communicate effectively, and deliver results in a timely manner are also key. Please note, while the timeline for this project has not been specified, I am looking for someone who can offer a reasonable turnaround time and contribute effectively to the completion of this project.