How to become a java backend developer jobs

**Job Posting: Umbraco Developer Needed for Website Migration** We are seeking an experienced developer to assist with migrating our website, which is built using Umbraco, C# coding, and MySQL database, to a new hosting environment. **Project Details:** - **Current Setup:** - Website developed in Umbraco (Microsoft open-source CMS). - Backend: C# coding. - Database: MySQL. - Currently hosted on a Windows server with IIS. - **New Hosting Environment:** - Hostinger VPS with Linux OS. - SQL Server installed via command line (no GUI). - No Windows server or IIS available. **Issues Encountered:** - Umbraco runs well locally on the VPS but not accessible externally. - Unable to attach the website domain. - Issues uploading...

I'm in need of a React Native developer with experience in Laravel for the backend to help me bring my productivity app idea to life. The Admin Is developed with Laravel we need someone with have experience in creating the laravel API and Android and IOS App. Here's an overview of the project requirements: - Multi-Platform Development: The app needs to be developed for both iOS and Android, so experience in developing cross-platform applications is essential. - Backend Development: You'll be responsible for not only the front-end design but also the backend, using Laravel. Experience with this PHP framework is a must. - UI/UX Design: While I haven't got a specific design or wireframe for the app, ...

I'm looking for a skilled software developer with proficiency in Java, Python, and C# to create a mobile application. The main goal of this project is to design and develop a mobile application with a seamless user interface and user-friendly experience. Key functionalities that the application should have include: - Efficient product catalog and search system to allow users to easily find and browse through available products - Intuitive user registration and login features to ensure a personalized experience for users The ideal candidate for this project should have a proven track record of developing mobile applications, with a strong understanding of Java, Python, and C#. Ex...

I am in need of a skilled Laravel developer to assist with my existing website. The website has been running smoothly, but as I scale and grow, I require ongoing support to ensure its functionality and performance are optimized. Ideal Skills and Experience: - Proven track record in Laravel development - Strong backend development skills - Experience in maintaining and supporting existing websites - Knowledge of best practices for performance optimization - Good communication for collaboration and troubleshooting Please provide a summary of your experience and strategies for supporting Laravel-based websites.

I'm in need of a professional to design and develop a customized banner website. It will need to be fully compatible for mobile browsing. Key Features: - Customization: The website should offer various customization options, with a live preview of the customized content. - PDF Export: The system should be able to convert the final design into a PDF format for printing. - Online Payment and Shipping: The site will need to integrate with Taiwan's Green World Technology payment gateway and logistics systems from Taiwan Post, 7-Eleven, and FamilyMart. - Admin Panel: A backend admin panel is required for managing customer orders. - Google Maps Integration: The website should be linked to Google Maps. - Imag...

I'm looking for a skilled developer to create a niche marketplace platform that connects users with professionals. The platform will require the following features: - User Registration: The user registration process should be designed to ensure simplicity and security. It should include email and password registration, social media login integration, and phone number verification. The platform should also have the capability to manage user profiles, reviews, and ratings. - Search Functionality: The platform should have a robust search functionality with filters. This feature will enable users to easily find relevant professionals based on their needs. - Messaging and Communication Tools: The platform should also have a ...

I'm looking for a proficient Android developer skilled in Java or Kotlin who can revamp an existing Bangladesh-focused app into a helpful productivity tool. Key requirements include: - Shifting the app's core functionality from its current state to serving as a productivity tool. - Leveraging the current feature set to increase efficiency and user experience. - Offering fresh, creative suggestions for enhancing app usage. Since the specific productivity function and additional features weren't specified, an open-minded approach is required to explore and determine the most impactful features during the development process. Your proposal should include your skills and relevant experience, as well as some initial id...

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...Developers to Enhance Personal AI Platform – Overview is on a mission to revolutionize personal AI by enabling users to train their own AI models. Our slogan, “One person, an AI to create the New” or “You are an AI trainer to create the New,” encapsulates our vision. We are looking for skilled developers to join our team and help bring this vision to life. Project Description Platform: Objective: Allow users to train personalized AI models by using logical question data with their own data, preferences, and interactions. Slogan: “One person, an AI to create the New” or “You are an AI train...

Attach a self-introduction English speaking video explaining your experience and background. Are you a skilled Full-Stack Developer fluent in US English? We're on the lookout for a talented individual to join our dynamic agency! If you're passionate about crafting top-notch web applications and possess proficiency in both front-end and back-end technologies, then we want to hear from you! ? What We Offer: Exciting projects in a collaborative environment Opportunity to work with cutting-edge technologies Competitive compensation package Room for professional growth and development ? Requirements: Strong proficiency in both front-end and back-end development Experience with technologies such as JavaScript, HTML/CSS, Rea...

I am looking for a proficient Java coder who can design and implement a code that will graphically visualize the Critical Path Method (CPM) and Program Evaluation and Review Technique (PERT) networks in project management. Requested to implement a program in Java programming language and graphically visualize the network/graph generated as a result of executing the Critical Path Method (CPM) and Program Evaluation and Review Technique (PERT) in Project Management. Key functionalities include: - Generating CPM network - Generating PERT network - Graphically visualizing CPM network - Graphically visualizing PERT network The code should be designed to take input of project tasks, duration and their dependencies, creating a d...

...Concept and Design Phase: - Develop a core concept that emphasizes endless gameplay, where players can test their skills against increasingly challenging waves of zombie pets without a set endpoint. - Design a game structure that loops through waves of escalating difficulty, offering replayability and the potential for continuous improvement. - Incorporate mechanics that reward players based on their performance in surviving and progressing through the endless waves of zombie enemies. 2. Gameplay Mechanics and Features: - Implement a procedurally generated system for enemy waves to ensure each playthrough is unique and offers varying challenges. - Introduce scaling difficulty that dynamically adjusts to the player's skill le...

I'm in need of a skilled Shopify developer with solid experience in data import from Excel. Specifically, you'll be dealing with: - Product data import into my Shopify site from a URL download of a CSV - Importing simple data, without dealing with variants or complex attributes. - syncing of the products in the CSV with Shopify products would happen every 24 hours automatically - If an existing product on Shopify is not found on the CSV download, its status on Shopify needs to be changed to "draft" or "inactive". The ideal candidate should have: - Strong Shopify development skills - Familiarity with Excel or similar data management tools - Experience with product data migration or import Success in this project wou...

Project Description: We're developing "Climate Companion," an innovative mobile app designed to empower individuals and communities to take meaningful action on climate change. The initial focus will be on building the Android version of the app, with future expansion to iOS. This app will leverage Google's Gemini AI to provide personalized climate insights, actionable recommendations, and foster community engagement. We're looking for an Android developer with expertise in: Android SDK: Proficiency in building Android apps using Java/Kotlin and the Android SDK. API Integration: Experience integrating with RESTful APIs, specifically the Gemini API, and handling JSON data.

I'm looking for a skilled OutSystems developer to help me create a new web application. The primary goal of this project is to create a platform that allows our company to sell franchises online. The ideal candidate for this role would have experience in: - OutSystems development - Web application development - E-commerce platforms

I'm in search of a skilled AI developer who's proficient in GitHub technologies, particularly for Android applications. I need your expertise to automate human actions within an Android environment, to enhance efficiency and streamline processes. Key requirements include: - Strong understanding of AI, especially image recognition - Proficiency in Natural Language Processing (NLP) for the automation of tasks - Previous experience with creating recommendation systems would be a plus Your experience in implementing AI-driven solutions and the ability to work within an Android environment are crucial. There's no strict deadline for the project, but a timely delivery would be greatly appreciated.

...looking for a skilled team to bring our online marketplace to life. Our Figma designs and backend are ready to go; we need your expertise to convert these designs into a fully functional, high-performance website. Project Scope: Frontend Development: Build the frontend of our online marketplace using ReactJS, ensuring seamless integration of our Figma designs. API Integration: Implement APIs to connect the frontend with our backend, enabling all functionalities of the website. Chat Feature: Integrate Sendbird SDK/API to provide robust chat functionalities within the marketplace. Clean Code Practices: Adhere to industry-standard clean code practices to ensure maintainability and scalability. Requir...

We aim to develop a comprehensive e-commerce platform that enables individuals and businesses to easily and flexibly create and manage their online stores. The platform will be similar to Shopify and Salla, and will be built using the Laravel framework to ensure ease of use, flexibility, and security. We are seeking a skilled freelance developer to design and develop both the frontend user interface and the backend, including a comprehensive content and transaction management system. Main Tasks: Interface Design: Develop attractive and user-friendly interfaces, including the frontend and the administrative dashboard. and Development: Build core platform functionalities using Laravel, including product management, ord...

I'm in need of a proficient developer to create a dedicated browser extension. I'm seeking a professional with the following requirements: - A proven track record in developing browser extensions. - Proficiency in JavaScript for the execution of sign-in process. - Understanding of auto-complete functionality in Edge and Chrome. - Experience in ensuring the secure storage of login credentials. - Sample extension script provided with link to website The primary goal of the extension will be to streamline and automate the sign-in process across various platforms. This will involve a robust auto-complete feature and JavaScript scripting to execute the sign-in process. Should you have the necessary skills and ex...

I'm looking for a skilled web developer to craft an efficient E-commerce website within a one-month timeframe. Key Details: * The platform must include a sophisticated yet user-friendly interface for easy navigation. * It must integrate PayU or other Indian payment Gateway as the preferred payment gateway, ensuring seamless transactions for customers. *Single product category, 5-6 subcategories, 10-15 listings per sub category, in total about 50-70 listings, and my idea of the maximum number of pages on the website all included is 100.

...for a Dafny developer to support me in the completion of existing code. I need him to pass verification of the code by the instructions exactly. it requires knowledge in proofs, using lemmas. Key Responsibilities: - Complete existing code in Dafny - Conduct code verification and ensure it passes successfully - Ensure the code is coherent and properly structured Requirements: - Proficient in Dafny - Extensive experience with complex algorithms and data structures - Able to work with well-documented code and project requirements - Strong problem-solving skills - Excellent communication skills, as we will need to discuss certain parts of the code Prior experience with similar projects and a good track record of successfully completing Da...

hello we are looking for a part time web developer with design, code and creative skills to build our sites. please reply with samples with recent work in WordPress and shopify, our hours are 5am to 11pm eastern standard time.

We are seeking a talented web developer to create a fully functional, interactive website dashboard for our company. The dashboard should be designed based on our provided template and meet the following requirements: Project Details: - Project Type: Website Dashboard Development - Design: Based on provided template - Functionality: Interactive and user-friendly - Pages: 40-50 pages -User login and registration page - we expect to have 1000 users and will continue to increase so we need a database that can allow us to store the data Key Responsibilities: - Develop a responsive website dashboard based on the provided design template. - Ensure the dashboard is interactive and intuitive for users. - Implement necessary feature...

I'm in need of a Spring application that offers a multi-authentication system to allow users to log in using Oauth2, DB username/password, and LDAP, all integrated into a single application. Ideal Skills: - Proficiency in Java and Spring Framework - Experience with Oauth2, LDAP, and database management - Strong understanding of security practices and multi-authentication configurations I would require the following features: - Seamless integration of Oauth2, DB username/password, and LDAP for user authentication

I'm seeking a Power BI expert to create a Territory Map of both Zip and State. Key Project Requirements: **Mapping:** Your task involves creating the map with both zip and state information. **Data Update:** The map should be updated periodically, not in real-time. I'm using ARCgis in Power BI to create maps. I can create a good map based on zip codes, or based on state, but I can't seem to figure out how to combine the two. Our CA territory is divided by zip code, but some states are considered one territory. So, I need to apply first a filter by zip code, and then a layer based on state on top of that. Attached is the territory map by zip code that I created with Power BI. I need it ...

...and mobile app (iOS and android): Key requirement from developers: • Looking for a team of qualified developers with knowledge of all the functionalities required for this project • Must have expertise in building website as well as android and iOS apps • The scope of the work may increase as we learn more about the users of the website. • Please send your price quotations with detail of language/tools you will use and the timeframe you will need to complete this project. Functionalities to build: • Book meeting function that automatically check calendars of team members and shows available slots to external users to make booking with our experts - Admin can sync several calendars (of team member/experts) to one calend...

I'm seeking a professional to handle the complete setup of my Shopify store and strategize the promotion of my physical products using social media marketing. Key Responsibilities: - Create a Modern Shopify Store: The ideal candidate should have demonstrable experience in designing modern, sleek, and user-friendly Shopify stores. The store should reflect the essence of my products and brand. - Product Promotion: The primary focus will be on leveraging social media marketing to drive traffic and conversions. This includes creating and executing effective social media campaigns, and possibly managing the social media accounts. Ideal Skills and Experience: - Proficient in Shopify: The candidate should have a strong understanding of Shopify's b...

We are mostly done with it. Looking for someone to cross the finish line with styling and some backend work.

I'm looking for an AWS expert to design and implement an online platform for my non-profit organization Community Connect. The primary feature of this platform should be project listings. Expectations: * Develop a categorization system specifically for educational projects. Ideal Skills: * AWS Experience * Proficient in Backend Development * Web Design * UI/UX Design Your understanding of categorizing and structuring information for user-friendly navigation will be key. Experience in developing platforms for nonprofit organizations or similar work is considered a plus. Your contributions will help connect volunteers with educational community projects, making a difference in our society.

...looking for a highly experienced WordPress plugin developer to work on enhancing the functionality of my website for a dedicated period of one month. Key Requirements: - The main goal of the project is to enhance the functionality of my WordPress website. - You should have over 5 years of experience in WordPress plugin development. - Proficiency in PHP, JavaScript, HTML/CSS is essential. Experience and Skills Required: - 5+ years in WordPress plugin development. - A strong background in PHP, JavaScript, and HTML/CSS. - Previous experience in WordPress website enhancement. - should e comfortable working in the evenings and taking meetings [Removed by Freelancer.com Admin] The project duration will be one month, and I need a dedicated p...

I'm looking for a full stack developer to work on a web application. I'm open to discuss the programming languages and tech stack based on your recommendations and expertise. The ideal candidate should have experience with full stack development and be able to work on a variety of tasks. Your responsibilities in this project would include: - Developing a web application with high functionality and user experience. - Implementing best practices in software development. - Ensuring the project is delivered on time and within budget. If you are interested, please provide a brief summary of your experience and why you'd be a good fit for this project. Additionally, let me know about any relevant projects yo...

I am in need of an email configuration specialist who is well-versed in altering Gmail domain settings. Your task will involve seamlessly transitioning our current email domain to a new one of my choice. Key Requirements: - Proficiency in Gmail's backend settings and configuration - Proven experience with email domain changes on Gmail Please provide a breakdown of your process for this task, and share any relevant experience or certifications you have in this area.

I'm seeking a skilled Flutter developer to assist with a few functional enhancements on our existing iOS and Android webview app. The project involves integrating push notifications, enabling file uploading in Android, ensuring mailto links open in the mail app, and addressing issues with loading images in the side menu and header logo. Key Requirements: - Extensive experience with Flutter, particularly in the context of webview apps. - Demonstrable expertise in integrating push notification services. - Prior work on file upload functionality in Android webview apps. - Familiarity with handling mailto links in webview apps. - Proven ability to troubleshoot and resolve image loading issues in webview apps. Your role will primarily focus on implement...

I'm in search of a skilled Flutter developer to assist with my startup project. Specifically, I need help with Flutter development to add additional logic to our running Chrome extension and Flutterflow. Requirements: - Intermediate level of experience with Flutter - Ability to assist with the development of the project - Willingness to work on repetitive tasks I expect to communicate updates and provide feedback through video calls, so please be comfortable with this mode of communication. If you're interested and your rate is less than $5 per hour, I'd love to hear from you.

...need a skilled app developer to create a social networking platform for both iOS and Android. The app's primary focus is on user profiles, so proficiency in creating engaging and interactive user interfaces is crucial. Key Features: - The app will have user profiles as the core feature, enabling users to create and customize their profiles, connect with others, and engage in social interactions. - Aesthetically pleasing UI/UX design is essential to ensure a user-friendly experience. - Cross-platform development experience will be a huge plus, as I need the app to run seamlessly on both iOS and Android devices. - As we will be handling user data, experience with data security and privacy protocols is highly appreciated....

...in need of a skilled front-end developer to assist in finalizing the User Interface (UI) of a mini-app game. The backend and APIs are all set up, and the Figma designs are ready. Key requirements and responsibilities include: - Integrating the prepared APIs and backend for seamless client-side functionality - Adhering closely to Figma designs, with a degree of flexibility for minor adjustments to ensure a perfect balance between design and functionality - Implementing simple animations on the UI to enhance user experience Ideal candidates for this role are expected to have: - Proficient experience in front-end development, particularly in game development - Ability to translate design into us...

I am looking for an experienced PHP Laravel developer to work on a project. I have some specific tasks in mind, so your expertise in this area is crucial. If you are proficient in PHP Laravel, you may be the perfect fit for this job. Please submit your bid, and we can discuss further details.

I need a skilled C++ developer who can work on a desktop application project. This project is straightforward. Could you modify some errors? The ideal freelancer for this job should: - Have a strong command of C++ programming language - Be experienced in developing desktop applications Your primary task will be to: - Develop a desktop application using C++ - Ensure the application is user-friendly and efficient I'm open to reviewing your past work and discussing how we can collaborate to bring this software application to life. Please share your experience in similar projects when submitting your proposal.

We are seeking a reputable and experienced company to develop a hybrid application for an appointment booking system that will be available on Web, Android, and iOS platforms. The system will include a reward point mechanism that allows users to earn and redeem points for products or cash withdrawals via bank transfer. The admin console for managing the system should be developed in PHP Laravel. Project Requirements: User Interface: Web Application: Responsive design, compatible with all major browsers. Mobile Application: Hybrid app compatible with both Android and iOS. User-friendly interface: Intuitive design for easy navigation and booking. Appointment Booking System: User registration and login...

...you a video creator with a knack for making informative how-to/tutorial videos or are you more interest in comparing videos? If so, we have an amazing opportunity for you to join our team and showcase your talents on our established YouTube channel. We're looking for individuals who can create engaging step-by-step tutorials for software, apps, and email marketing tools. Please note, these are not animated explainer videos; we require screen recordings. Requirements: - Proficiency in English (native speakers preferred) - Willingness to record your phone/computer screen, along with your voice - Ability to explain concepts clearly and concisely - Access to a high-quality microphone I'm looking for someone that: -...

I'm in need of an expert app developer who can create a mobile app for both iOS and Android platforms, as well as a web app. This project is primarily focused on implementing a rich set of functionalities around profile, timeline and messaging. Key Points: - A comprehensive profile management system is key, including features like photo gallery, about section, and particularly highlighting skills and experience. - The timeline function should be user-friendly and engaging, supporting news feed and updates. - Messaging and communication features must be seamless and interactive, ensuring a smooth user experience. Ideal Skills: - Proven experience in developing multi-platform mobile apps, preferably with a strong portfolio to sho...

I'm in need of a full-stack developer who can create a mobile app with a comprehensive set of features, including profiles, messaging and timeline functionality. Primary Functions: - The app should allow users to create and manage profiles. This feature should be user-friendly and secure. - The app should provide a messaging platform that's intuitive and reliable. - The app should include timeline functionality, enabling users to post and interact with content in a structured manner. Additional Features: - User authentication is a top priority. Security is key for the app, so users' personal information and data should be thoroughly protected. - Social media integration is essential. The app should allow users...

I need a proficient Android developer to assist me in designing the User Interface (UI) of my application. This is a small task but it is important to me that the UI is modern and minimalist. Key Skills and Experience: - Proficiency in Android UI design - Experience in creating modern and minimalist designs - Ability to incorporate user-friendly features Please note that the question about responsiveness was skipped, so you may need to clarify with me whether the design needs to be responsive across different devices.

I'm in search of a proficient web app programmer, seasoned in trading algorithms and AI to build a personal usage tool. This project involves creating an algorithm, specifically for a lot size calculator of fixed amount on every trade, implementable on Angelone's platform. Key Components: - Design an intuitive, user-friendly interface for using the trading algorithm - Integrate the algorithm with Angelone's trading platform Ideal Skills & Experience: - Proven experience creating web apps and trading algorithms - Understanding of lot size calculators in trading and automatic stoploss of 5% in every trade in bracket order (robo order) - Familiarity with Angelone's trading system - Strong coding and AI skills - Experience in user interfac...

I need an experienced Full-Stack Web Developer with a strong background in React.js and Node.js to finish a Project. Key Requirements: - Proficiency in React.js and Node.js is a must. - Experience with API integrations. - Ability to work with an existing codebase and provide optimizations as necessary. - Ability to use GitFlow, in order to allow Merge Requests. I'm looking for someone who can help bring my project to completion and someone who can work efficiently and effectively with the technologies in use.

We are in need of a competent Java developer to build a standalone application which will require integration with databases. Skills and experience required: - Proficiency in Java - Experience in standalone application development - Knowledge and experience of integrating Java applications with databases Candidates who can demonstrate their capability in these areas will be highly considered. Don't hesitate to ask any questions you might have about the project.

Job Ti...Experienced WordPress Developer Needed for Business Consultancy Website Description: I am looking for a skilled WordPress developer to create a professional and user-friendly business consultancy website similar to Professional Saathi. The website should include: A responsive and modern design Home, About Us, Services, Blog, and Contact Us pages Integrated contact form SEO optimization User-friendly navigation Requirements: Proven experience in WordPress development Familiarity with Elementor or other page builders Strong design skills Good communication skills Ability to meet deadlines To Apply: Please provide examples of similar websites you have created, your estimated timeline, and your rate. Looking forward ...

I am in need of a PHP Laravel expert to address a couple of issues in my current project. - The main concern is a button in the frontend that's unresponsive when clicked. There is no error message or action, it simply doesn't function as intended. This requires a deep dive into the code to identify the cause and provide a solution. - Additionally, I've encountered some crashes that occur during specific actions within the application. These crashes are intermittent and do not happen randomly or during startup. Resolving these issues is crucial to ensure the stability and usability of the application. The ideal freelancer for this project should have: - Extensive experience with PHP Laravel and a strong underst...

I'm in need of a .NET Core developer to create an appraisal system. This system is designed to implement multi-page functionality. The system should be robust and user-friendly, ensuring a seamless user experience. Your primary task will be to build the system according to the provided guidelines. The appraisals can be conducted by the user without the need of connecting to any existing software or databases. Ideal Skills and Experience: - Proficiency in .NET Core - Experience in developing multi-page systems - Strong understanding of user authentication - Familiarity with document uploading - Competency in creating rating and feedback systems The project does not involve any integration with existing software or databases. You...

I am looking for a consultant who has experience on optimizing inventory/shipment on Amazon backend and who can coach and teach me understanding the system to become indepedant.