Java backend developer jobs

I'm looking for a skilled full stack developer to help me create a working demo to showcase my new product idea. The demo should be compatible with web browsers and mobile devices, and have a minimalistic and modern design. Key requirements include: - Full stack development experience - Proficiency in web and mobile development - Strong design capabilities for creating modern and minimalistic interfaces - Ability to create a working demo that showcases a new product idea - Understand health tech related terminology and flows The ideal candidate should be able to work efficiently as we aim to create this prototype quickly and effectively. Please include portfolio work or examples of relevant projects in your bid.

Hello! I am in search of a Glide App developer to help create a straightforward rental management system. This project will be developed in phases, allowing for gradual enhancement and integration of functionalities for managing assets and clients efficiently. Responsibilities: Develop and configure relationships between various data tables like assets and clients. Customize the user interface for intuitive use. Implement basic features for reporting and asset tracking. Ensure the app functions smoothly on different devices. Provide support with testing and debugging. Qualifications: Proven experience with Glide Apps, especially in setting up relational databases. Ability to design for user-friendliness. Capable of independent and collaborative w...

Need urgent will start working now. Looking for an experienced Laravel developer who can handle tasks including database management, user authentication, and API integration. The main tasks will involve: - Copying features from another script to the main website Details about the specific features to be copied will be provided once the project starts. Skills required include extensive knowledge of Laravel, database management, API integration, and user authentication. Previous experience in working with similar projects is highly beneficial.

I am writing with excitement and a bit of nervousness as I'm on the brink of publishing my own app. It's been a labor of love, and now I'm eager to share it with the world. However, navigating the process of publishing an app can be a bit daunting, and I find myself in need of some guidance. I know you're experienced in this field, and I admire your expertise. Would you be willing to spare some time to lend me your insights and possibly assist me through this process? Your support would mean the world to me, and I am genuinely grateful for any assistance you can offer. Thank you for considering my request. Yours regard. Alok

I'm looking for a skilled website developer to create an e-commerce platform for my business. Key Requirements: - Develop an e-commerce website: I need a site that's user-friendly, visually appealing, and conducive to online shopping. - Product Integration: I'll have a small catalog of less than 50 products to sell, so the site needs to handle this smoothly. - Payment Processing: While I'm undecided on specific methods, I will expect to integrate common payment processing gateways. Ideal Skills and Experience: - Proficiency in e-commerce development. - Experience in integrating various payment methods. - Ability to design and develop a clean, modern, and responsive e-commerce site. - Prior experience with small to medium-sized product catalogs. - A solid under...

Seeking a proficient mobile app developer specialized in designing on the Wix platform. - The ideal candidate should: - Have a deep understanding of Wix design tools. - Have experience designing user-friendly and engaging mobile apps. - Be skilled at creating user profile systems within an app. - The app needs to be completed as soon as possible, so prompt communication and a reliable timeline are critical. The successful freelancer should be prepared to show a portfolio showcasing relevant apps completed with Wix.

Looking for a Drupal Developer to enhance a training institute website. Tasks include custom modifications and migrating the project to another server.

Have you heard of or used j--. It is a subset of java language. I need some help with figuring out register allocation.

Need urgent will start working now. Looking for an experienced Laravel developer who can handle tasks including database management, user authentication, and API integration. The main tasks will involve: - Copying features from another script to the main website Details about the specific features to be copied will be provided once the project starts. Skills required include extensive knowledge of Laravel, database management, API integration, and user authentication. Previous experience in working with similar projects is highly beneficial.

I'm looking to create a custom pick and mix e-commerce site on Shopify for my candy business. The website should have a similar functionality to 's pick and mix section. Key Features: - Approximately 20 different candy options available for selection. - Customers should be able to choose between half pound or one pound optio...candies in one order. Ideal Skills and Experience: - Proficient in e-commerce website development, preferably with prior experience in food or candy sectors. - Strong grasp of user experience and design principles to ensure a smooth and engaging customer journey. - Capability to implement a user-friendly and efficient candy selection process with the specified weight options. - Understanding of backend management to control the mix of candies per o...

...and customization, and our budget ranges from $500 to $ project involves customizing a quiz test app, where the mobile app design is already prepared and nearly complete. We need skilled Flutter developers who can quickly implement the design, handle user authentication, integrate APIs for quiz functionalities, and ensure smooth data flow between the frontend and backend within the given time the backend side, we require Laravel developers who can efficiently set up a robust infrastructure for managing user data, create RESTful APIs for seamless communication with the mobile app, and implement basic anti-cheating measures to prevent unauthorized access during exams. For the admin dashboard, we are considering both React and Vue.js developers. The selected developers wi...

Are you an Angular expert with a building responsive and user-friendly interfaces? We're seeking a talented developer to bring our online marketplace to life by developing its frontend using the latest Angular version. If you're passionate about clean coding, adhering to best practices, and creating seamless user experiences, we want to hear from you! Project Overview: - Design Ready: Figma designs are prepared and ready for implementation. - Backend APIs Ready: Our backend infrastructure is set up and waiting for the frontend to complement it. - Frontend Development: Your main task will be to develop the frontend part of our online marketplace using Angular. - Responsiveness: The website must be responsive, utilizing Material UI for a consistent and amazi...

Need urgent will start working now. Looking for an experienced Laravel developer who can handle tasks including database management, user authentication, and API integration. The main tasks will involve: - Copying features from another script to the main website Details about the specific features to be copied will be provided once the project starts. Skills required include extensive knowledge of Laravel, database management, API integration, and user authentication. Previous experience in working with similar projects is highly beneficial.

I'm looking for a talented mobile app developer who can create an app that serves as an NFC bridge for both iOS and Android platforms. Key Requirements: - The app needs to support NFC technology and act as a bridge for transferring data between NFC supported devices. - The app should be developed for both iOS and Android platforms, ensuring a seamless and consistent experience across devices. - Prior experience in developing apps with NFC technology would be highly beneficial. Budget $50,quick possible task only Your Role: - Develop a user-friendly app that supports NFC bridging functionality. - Ensure the app is compatible with both iOS and Android devices. - Implement necessary security measures for user data. Ideal Skills: - Proficiency in mobile app development for both i...

I'm in need of an experienced developer to build an undefined banking algorithm. Unfortunately, I can't specify the functionalities that the algorithm must have, or the programming language it should be written in. However, whatever decision you make should serve a main goal that is yet to be defined. Due to this, it's important that you're adaptable, can make informed assumptions, and work under minimal supervision. For this job, you must have: - Expertise in Python, Java, or C++ - Experience in banking algorithms - Understanding of potential functionalities like fraud detection, risk assessment, and loan approval - Skills in either improving efficiency, increasing security, or optimizing resource allocation. Since the main goal is not yet defined, having...

Note my budget not more 20$ Requirements: Create custom chatbot web app ( including frontend and backend) based on custom LLM model that can learning from people throughout chat

...functionalities and prepare for future mobile app development. This remote contract opportunity may lead to a full-time hire based on performance. Project Overview: College Recruit Pro is in a soft deployment phase, needing significant enhancements in backend integration and UI/UX design. We are set to integrate complex datasets involving U.S. colleges and athlete statistics through a digital interface, with the next phases focusing on mobile development and further UI/UX enhancements. Responsibilities: Finalize Backend: Solidify backend functionality using AWS, Django, and PostgreSQL to handle complex data integrations. UI/UX Enhancements: Implement a modern and visually appealing design to improve navigation, user flow, and streamline the registration process. ...

I need a developer proficient in React to help me set up a dropdown menu in the header of my website based on Figma graphics. - The dropdown needs to call functions that change the content of the workspace and also display information about different statuses on the respective page. The status has to be displayed in a circular representation and will be delivered by the backend in a next step - The menu should be automatically generated from a configuration file (e.g. Json) - The menu is supposed to drop down in a smooth animation, appearing from "behind the header" - The code has to be modular, the rest of the layout is already being coded an the dropdown has to be integrated - The menu should consist of reusable components that are created in typescript. - The ...

I am in need of a skilled software developer to create a desktop accounting application. Key Features: - Invoicing: The software should enable users to easily generate invoices for their clients. The invoicing system should be user-friendly, allowing for customization and easy tracking. - Expense Tracking: The accounting software should also include a feature that allows for the easy tracking and management of expenses. This feature should be comprehensive and intuitive. - Financial Reporting: It's important that the software has a robust financial reporting component. This should include a variety of customizable reports that provide users with insights into their financial health. The ideal candidate for this project will have experience in developing desktop applications,...

I'm in need of a skilled web developer to help me with the following tasks: - HTML coding - Implementing AJAX - Developing JavaScript elements The project involves creating a website that caters to the general public. The key functionalities I'm looking for are: - Data submission and processing - Real-time updates - Dynamic content generation Ideal candidates for this project will have - Proficiency in HTML, AJAX and JavaScript - Previous experience in developing websites aimed at general public - Ability to deliver on data processing, real-time updates, and dynamic content generation. Hello to you freelancers, I programmed an availability check on one page. If a user enters a street, zip code or city into the text field on the page, they will receive the respective r...

I'm in need of a Java developer to create a standalone application for a small school. The application will be used to manage student records, various school resources, and facilitate communication with parents. Key Features: - Student Records: The application should be able to manage and track student progress through interactive line charts. - School Resources: The app should also help in handling school resources such as time, costs, and salaries. - Parent Communication: There should be a feature to enable communication with parents in a structured and efficient way. Ideal skills for this project include: - Proficiency in Java development - Experience in creating standalone applications - Knowledge of building HTTP connections - Strong understanding of data...

I'm seeking an expert developer to help me create a comprehensive ticket booking platform. Here's a rundown of what I'm looking for: - **Client Website**: The website should be user-friendly and responsive, accessible on both web and mobile (Android and iOS) devices. - **Payment Integration**: I want to offer various payment methods to users, including credit/debit cards, digital wallets, and net banking. - **Backend CMS for Theatres**: The system should provide a backend panel for theatres to manage showtime schedules and other related tasks. - **Admin Panel**: An admin panel is needed to monitor and manage the entire system, including the theatres. - **Mobile App**: A mobile app should be developed to allow users to book tickets conveniently.

I'm facing a troublesome situation with my Springboot JDBC to Oracle project. While attempting to compile, it simply refuses to. Specifically, the issue seems to lie with classpath configuration errors. Key tasks and requirements include: - Fixing the classpath configuration errors that are currently preventing successful compilation. - Ensuring the p...Key tasks and requirements include: - Fixing the classpath configuration errors that are currently preventing successful compilation. - Ensuring the project is optimized for performance post-fix. Ideal candidates should have: - Proficiency in Springboot and JDBC. - Solid understanding of Oracle databases. - Prior experience in resolving classpath configuration errors in Java projects. - Capable of optimizing performance in ...

i need some one to build an escrow website and app. i can get a basic script then you add some features on it or you build it from the scratch. i want a website, then an ios and android version. please quote your best price for this project Please provide examples of your previous work along with your proposal. Thank you.

I'm in immediate need of a Wordpress developer who can manage plugin development on my site. Specifically, I require the development and integration of a functional login/logout/register link system. Ideal Skills and Experience: • Proven experience in Wordpress Plugin Development • High familiarity with login/logout/register link integration • Ability to work quickly and efficiently under tight deadlines This is an urgent requirement and I am interested in getting it completed as soon as possible. Candidates who can prioritize this task and work in a timely fashion will be preferred. Do get in touch if you feel your skills align with what we need. Get ready to hit the ground running!

I am seeking to work with an experienced web application developer with expertise in using Python for backend development, JavaScript and HTML for frontend. Key Components: - Backend programming using Python - Frontend programming implemented with JavaScript and HTML Key Functionalities: - Database Integration: The software developer should be able to create a seamless link to an existing database and enable secure data exchanges. there is already excel .xlsx file in the folder - API Integration: The project includes integration of specific APIs to provide essential functionality for the Web Application. Purpose of the Project: - The main goal for this project is to develop a functional web application and host it either on a server or GitHub. The applicati...

I'm in need of a web developer skilled in WordPress to develop a website that serves primarily to provide business information to visitors. This project will require: - Expertise in WordPress website development - Experience in designing interactive and user-friendly sites - Excellent understanding for creating sites that provide detailed business information This site should function flawlessly upon delivery, providing an intuitive layout for users to access information quickly and easily. Experience in SEO and mobile optimization will be an added advantage. The hired freelancer will be expected to deliver a well-structured, functional, and modern website that effectively delivers business information.

I am in need of a dedicated Web developer with expertise in JavaScript and mastery in React.js. Responsibilities: - Develop, enhance and manage my new website using JavaScript and React.js - Optimize components for maximum performance across a wide range of web-capable devices and browsers Skills and Experience: - Knowledge and proficiency in JavaScript along with React.js. - Excellent problem-solving skills. - A firm understanding of data structures and algorithms. - Vast experience in web development. - A commitment to collaborative problem solving, design, and creating quality products is crucial. This project isn't for everyone. But if you got what it takes, it's an excellent opportunity to display your abilities in modern, innovative web development practices.

I am urgently in need of a highly skilled Wordpress developer who can expertly handle theme customization tasks. By specialization, I mean the following: - Proficiency in working with Wordpress themes, particularly layout structure. - Experience in modifying the header and footer layout to meet desired specifications. If you possess experience in similar tasks and can demonstrate past projects you've completed along these lines, then you might be just the one I need. This project will benefit greatly from creative thinking and precision. Let's transform my site together.

...Options - Advanced search filters for easy navigation and discovery of listings - Searching inside the filtered results. - Messaging System - In-app messaging functionality for communication between sellers - Payment Gateway Integration - Secure payment processing for transactions - Notification System - Push notifications for new listings, messages, bids, etc. - Admin Panel - Backend dashboard for managing users, listings, payments, and overall platform operations. - Analytics and Reporting - Insights into user activity, popular listings, revenue generation, etc. - Rating and Review System: - Allow users to rate and review sellers based on their experiences Key Features for the Web Application: - User registration/login - Listing management - Auction m...

I'm looking for a skilled front-end developer with expertise in React.js and Tailwind CSS to help with the following tasks: - Implement responsive web design: It's crucial that the website looks great and functions well on all devices. - Implement User Authentication: The project requires user login/registration features. - Develop various mini functionalities: You'll be responsible for incorporating a dropdown menu, a carousel/slider, a search functionality, refresh and add functionalities. Ideal candidates for this project should be comfortable with React.js, HTML and CSS, have experience with user authentication and responsive design, and must be able to create the specified mini functionalities.

We are on the lookout for a full-stack developer skilled in Django and React to create a web-based finance forum. We have detailed specifications for the forum’s design but value a developer who can independently suggest innovative features. This is not just any forum; it aims to revolutionize the user experience, setting a new standard in the industry. Initial Project Scope Includes: - User registration and authentication. - Hierarchically structured discussion threads. - Enhanced search functionality. - Scroll-to post features. - Infinite scrolling for seamless user engagement. - Tabbed posts for diversified content display. - Tools for writing and visualizing stock recommendations. - Database setup with dummy data for initial testing. Detailed descriptions of thes...

Im so sorry for foreigners but this project must be done by Brasilians. Required Skills and Experience: Full stack, familiar with Frontend (Ionic), Backend (Firebase) and Gatway Pagar.me. Proven experience with marketplaces. The keys os this project is to suit my marketplace under regulations os Central Bank The changes required are in the link: We already have another team working with the items 2 and 5, so we need developers to itens 1, 3 and 4.

I'm looking for a skilled React.js developer with at least 3-5 years of experience to assist in the completion and improvement of my landing and dashboard pages. Key Tasks: - Enhance the existing functionalities of the pages. This includes incorporating new elements and refining the current features. - Improve the user experience on both pages. This involves a complete UX evaluation and subsequent redesign where necessary. Specifics: - User login/signup functionality is crucial for this project. You will be required to create a robust and streamlined system for user authentication. - Data visualization implementation is another significant task. You will need to find effective ways to represent the data in a visually appealing and user-friendly manner. - Incorpor...

I am seeking a professional developer who can create an effective payment gateway integration for my online health supplement store, Madecal shop. Key Tasks: - Implement Credit Card Processor system to facilitate secure transactions. Ideal Experience: - eCommerce backend development - Extensive experience with payment gateway integration, specifically credit card processors - Familiarity with the health supplement industry is a bonus yet not mandatory I anticipate an efficient and secure payment process that operates seamlessly and guards against any potential fraud or data breaches. My main goal is to provide customers with a smooth and safe purchasing experience.

Hi, I am looking for senior frontend developer who has rich experience in React () and Vue.js. I have the website built using and I want to rebuild it using Vue.js. Thanks.

We are looking for an experienced developer to build a customized eCommerce application using threejs. The application should have a user-friendly interface with smooth navigation and responsive design. The developer will be responsible for implementing various features such as product listing, shopping cart, payment gateway integration, and order management. The ideal candidate should have a strong understanding of threejs and previous experience in building eCommerce applications. Attention to detail, problem-solving skills, and ability to work independently are crucial for this project. Skills required: - Strong knowledge of threejs - Experience in building eCommerce applications - Proficiency in JavaScript, HTML, and CSS - Familiarity with responsive design principles - ...

I'm seeking a proficient coder to create a versatile Android application. The application's primary goal is to serve as a utility tool, combining elements of e-commerce and social networking. Key functionalities required inclu...login/authentication for security and personalization - Push notifications to keep users updated and engaged - In-app purchases to monetize the app and offer premium features The app is designed for a young audience, specifically teenagers and young adults, thus the UI/UX should be engaging, intuitive and trendy. Ideal candidates should have vast experience in Android application development, proficiency in Java or Kotlin, and a good understanding of modern UI/UX designs. Familiarity with e-commerce platforms and social networking apps will b...

Need to recount the stock quantity based on approve order (Write script to run it) Loop all the orders one time to get latest remaining value. Able to work with ftp. Laravel work. (Not amend source code, or bugs) Start immediately.

We are looking for an experienced webflow developer on a frequent hourly base for multiple projects. Please share webflow references. Thanks

I'm in need of a skilled PHP and Laravel developer to assist with creating a social media API and integrating it into my website. The main purpose of the API will be to facilitate the integration with various social media platforms, focusing on Meta, ads Facebook leads data stores in CRM systems and Whatsapp Api Key Responsibilities: - Develop a robust API with PHP - Implement the API into the website - Store API data accurately in a MySQL database Ideal Candidate: - Proficient in PHP and Laravel - Extensive experience in API creation - Prior experience integrating with social media platforms - Strong understanding of user authentication and profile handling in API development - Solid grasp of MySQL database implementation Please bid if you are confident in your ability to ...

I am looking for a seasoned .NET developer with specialized expertise in API creation and .NET core framework to assist us in developing a brand new application. This project will require an innovative mind who has the ability to think creatively, solve problems and work efficiently. This is for a hospitality business. Key Responsibilities: - Develop new APIs and integrate with Frontend - Develop frontend UI with html, css, Javascript, bootstrap * Cart Functionalities * Order Creation * Menu * Order Placement Ideal Candidate: -Prior experience in creating applications using Entity Framework -Strong understanding and hands-on experience with MySQL -Demonstrable .NET development skills -Ability to work independently and deliver within deadlines.

With a previously established sub-domain site, I am in need of a talented developer who can restore it using the backup files I possess. Tasks needed: - Host the site on my preferred hosting provider. (Details will be given later.) - Rigorously follow the design of the initial site when setting it up. Ideal qualifications: - Proficiency in WordPress Listing Pro. - Excellent understanding of hosting practices. - Ability to accurately recreate a website from backup files. - Good communication skills to understand my preferences and requirements. Looking forward to discovering your talent and executing this task smoothly and accurately.

Hello Freelancers, I...Able to We are aiming to: 1. Improve certain system features. 2. Enhance our user interface and design for better usability and aesthetic appeal. 3. Boost the module's functionality and usability for a more streamlined experience. 4. Ensure that all modules function and flow well. 5. Create a system user module technical documentation. Ideal Skills: - UI/UX design - PHP Codeignitor - Python, Java, or other relevant programming languages - Familiarity with tech solutions or school management systems If you have a strong sense of UI design and can enhance functionality seamlessly, I favor a candidate like you. I encourage professionals with experience in school management systems or similar. Thank you for your interest and I am looking forward to o...

allo, i have a calculator code and i cant open it , it says // a jni error has occurred please check your installation and try again // or // a java exception has occurred// can you help me to solve the problem ?

Looking for an ionic developer. I need you to add a video editor to my ionic app that will have effects for users to add to their own videos. Please attached image.

I'm in need of a WordPress expert who can help me with theme customization and website maintenance. Specific Tasks: - Customize a specific theme: I have a theme in mind that I'd like to use for my website. Your job would be to customize it to suit my brand and requirements. This may involve tweaking the layout, fonts, colors, and other design elements. Custom Functionality: - currently I am using woocommerce in my WordPress website. Store manager part is showing blank if I click on it. You just need to debug it and fix it. Ideal Skills: - Proficiency in WordPress theme customization - Experience with website maintenance - Proficient in PHP and custom WordPress plugin development If you have a strong portfolio in WordPress development, especially in theme customization and pl...

I'm looking for a skilled EGYPTIAN web developer to create an online job portal for a university project. The site should include job listings and a resume upload feature. Key Features: - Job Listings: The website should have a section where job listings can be posted. Users should be able to easily navigate and view the available job opportunities. - Resume Upload: Users should be able to upload and attach their resumes to their profiles. This feature is essential for job seekers to apply for the listed positions. Ideal Skills and Experience: - Proficient in web development: Experience in developing web applications, specifically job portals, is highly preferred. - Frontend and Backend Development: Strong knowledge of both frontend and backend development techn...

...) with a simplified codebase while preserving the UI design. Here is the specification for building this stripped-down version. 1. Project Overview Objective: Develop a stripped-down demo version of Sahel app, maintaining its visual style but with simplified functionality. Platform: Android Programming Language: Java 2. Required Features and Pages Activities: Login Page: Input fields for username and password, a login button. OTP Page: Input for OTP, a verify button, simple OTP timeout display. Dashboard Page: Display basic user information, a logout button. 3. UI/UX Design Consistency: Maintain the look and feel of the original app using the same color schemes and fonts. Components: Use Material Design for

I'm seeking an expert .Net MAUI mobile app developer to help enhance our existing app with new features. The primary additions I require are a Doctor Appointment and Payment Gateway Integration, particularly with an emphasis on a modern and sleek design approach. Key Skills & Experience: - Proficiency in .Net MAUI - Proven experience with integrating appointment booking and payment gateways into mobile apps - Strong understanding of UX/UI and ability to deliver modern, sleek designs - Prior work on integrating mobile banking payment gateways preferred The ideal candidate will be able to not only add these features seamlessly into the existing app, but also ensure that the user experience remains intuitive and visually appealing. Your expertise will be key in making this a...