Java backend developerpekerjaan

I'm in search of an experienced mobile app designer to create an application tailored to the field of science in vitro. The primary objective of this app is to simplify and enhance in vitro laboratory work. Key Functionalities: - **Laboratory Protocols**: The app should provide a range of laboratory protocols used in science in vitro. - **Micropropagation Step-By-Step**: It should also include a detailed, user-friendly guide for micropropagation. This project requires a professional who has extensive experience in mobile app development. Ideal candidates should also possess a good understanding of the requirements and workflows within a laboratory setting. Experience in designing apps for scientific fields would be a significant advantage. Please include relevant samples of previous...

I am looking for an adept rideshare app developer to comprehensively enhance our existing app for Turvy, a leading rideshare company. The project entails updating outdated modules, replacing existing Mapbox maps with Google Navigation, integrating Google Navigation with a customized UI to reflect Turvy's brand identity, introducing new features, and ensuring the seamless functionality of existing features like airport FIFO (First In, First Out) for drivers. Key Responsibilities: Update Source Code: Ensure outdated modules are updated to their latest versions, maintaining compatibility with Turvy's existing backend, frontend, and database systems. Replace Existing Mapbox with Google Navigation: Seamlessly transition from the current Mapbox maps to Google Navigatio...

I am looking for a talented web designer and developer to collaborate on a project. Could you kindly provide a review of your past websites? If it aligns with our requirements, I'd be delighted to discuss further and potentially engage your services. Thank you. Ideal Candidate Attributes: - Strong experience in web design and development - Knowledge of latest web development tools and technologies - Ability to deliver innovative ideas for web design - Good understanding of user journey and reader engagement on blog/news websites - Excellent communication and collaboration skills. Let's shape the future of news sharing together.

I urgently require a Java proficient developer for an HRSD project. There's not clarity yet on the type of application or the main objective of the task as that was skipped during briefing. It's essential the developer isn't only skilled in Java but can help define project direction as well. Ideal skills and experience needed for the job include but are not limited to: - Expertise in Java development. - Prior experience in HRSD projects. - Capacity to define and influence project direction. - Good communication skills to report on project progress effectively.

I'm seeking a seasoned FileMaker Pro developer to help address a few challenges with my database. The issues I'm currently experiencing include: - The 'Copy' feature is not functioning as expected. It's failing to accurately copy and paste records along with their associated data. - The 'Time Clock' element is encountering problems with incorrect calculations or logging. - The 'Sort' feature has not been set up properly to ensure consistent and correct sorting of data. Your primary task will be to rectify these issues and ensure the database is working smoothly. Ideal candidates should have: - Proven experience in developing and troubleshooting FileMaker Pro databases. - A keen eye for detail and problem-solving skills. -...

I'm looking for a skilled Android developer to create a social networking app. The key features I'm looking for include user profiles, messaging, and networking capabilities. Key requirements: - Strong understanding of Android development - Experience in developing social networking apps - Proficiency in implementing user profiles, messaging and networking features - Ability to ensure a smooth and engaging user experience Your past experience with similar projects and a strong portfolio will be highly advantageous. Please include samples of your previous work in your proposal.

I am seeking an eligible developer to build a high-fidelity prototype for an Android app using Kotlin, Java and Jetpack Compose. Key features I anticipate in the app include: - Writing unit tests to validate the code for ensuring smooth app functionality. The developer must work on a predefined design, fully functional prototype reflecting the actual app. I am interested in developers who have experience in Android development particularly with Kotlin, Java, and Jetpack Compose. Knowledge of unit testing is necessary.

I am searching for an experienced web developer to build a new eCommerce website for selling physical products to the general public. Key components: - An intuitive user interface for seamless navigation - Secure and accessible payment options - Functional, aesthetically appealing product display pages - Reliable backend system for inventory management Ideal Skills & Experience: - Knowledge of different eCommerce platforms - Proficient in UX/UI design - Experience in payment gateway integration - Proven track record in developing successful eCommerce sites for physical products - Superior troubleshooting skills and ongoing maintenance. Would love to work with a professional who can demonstrate a keen understanding of my vision and translate it into a platform that d...

Only developer who can follow to fix issue. (We will be going to fix issue one by one) Developer who can work with ftp. Estimated 4-5 small medium issues. (1-2 days max). Don't bid if you want to ask for documentation or all. Thanks :)

hey guys. I am running a mine and need an app that miners can use for work. Design is ready! Only freelancers who can work on weekends. Preferable : from America , Europe ( English Communication ) : hourly rate ($30-$50) Do not apply if you are cheap - easy and lack of English speaking ability. Thanks

...authentication, Database integration, and API integration for the backend development Frontend: The frontend development is a core part of this project, and hence, expertise in using Angular is a must-have. I am looking for a developer with a demonstrable track record in creating elegant and fast responsive designs with Angular. Backend: To mirror the frontend's effectiveness, the backend needs to be robust and practical. Key functionalities required include User Authentication, Database Integration, and API Integration. Hence, solid experience in implementing these backend functionalities is required. In summary, I need a full-stack developer with a passion for creating web solutions that are both visually stunning and effective at the ...

I'm looking for an experienced React developer to fix a critical bug in our application related to nested checkboxes and enhance the speed of our autocomplete search feature. Nested Checkbox Issue: - The issue is with nested checkboxes not updating the state correctly. - Solving this is crucial as it's currently causing significant disruption to the application. Autocomplete Search Enhancement: - The primary goal here is to increase the search response speed. - This should improve the overall user experience of our application. Skills Needed: - Proficient in React.js, Material-UI, and Redux. - Experience in fixing critical bugs and enhancing application features is crucial. I'm looking for someone who can dive into the codebase, identify the source of the issue, ...

...and app settings. Promotions: Integrate promotional features to offer discounts, rewards, or incentives for timely repayments or referrals. Chat Functionality: Enable chat functionality for users to communicate with customer support agents or other users within the app. Technical Requirements: Platform: Android Programming Language: Java or Kotlin Development Tools: Android Studio APIs: Integration with payment gateways, KYC verification services, and backend services for loan account management. Security: Implement robust security measures to protect users' financial information, personal data, and ensure data privacy. Deliverables: Fully functional Android app with the specified features and functionalities, including KYC verification, admin panel, promotions, and...

Description: We are seeking a skilled PineScript developer to assist in automating multiple trading strategies on TradingView. Our project involves combining 3-4 individual indicators per strategy to create comprehensive, automated trading strategies that can generate precise trading signals. Project Objectives: Strategy Development: Combine 3-4 individual TradingView indicators to create a single cohesive strategy. This involves precise coding to ensure that the strategy triggers trades based on specific conditions dictated by the combined indicators. Testing and Optimization: Once strategies are developed, they need to be rigorously tested and optimized for performance across different trading scenarios. Responsibilities: 1. Work closely with our team to understand the requi...

Description: This software will be used for sending color and brightness values from webcam and video sources to industry-standard lighting protocols like Artnet and DMX. These protocols are used to remotely control...o Blur o Glow o Saturation o Threshold • The software must be able to serialize and save/load this data • A second type of “trigger” box may be added which allows the user to start/stop/pause the video when the sample value reaches a certain value (set by “capturing” the a sample and comparing it to the current value.) • Future: Allow users to draw/add arbitrary shapes on top of the video The developer does not need to implement the lighting fixture protocol or network functionality, we will integrate that portion. Priorities: Per...

I am in need of a Full Stack Developer who is proficient in Javascript, PHP, CSS, as well as all the latest stuff, and has experience with database integration and responsive design to fix our dating website(s) and database. The live project you will be working on it and some of the sites that are identical but branded differently but also part of our network of free dating sites. We will be integrating 60 or so sites into one and making many changes. Some will need to be recoded and some things can be saved. Prefer bite sized approach focused on a trusting long term relationship. You should be highly skilled and fast as well as what you do. We prefer a single individual or very small team. There is also code hacks that are redirecting out traffic that needs to be sorted

I need the help of a VERY experienced web developer to complete a large and multi-language I NEVER work on hourly basis; must be in one lump sum

I need the Fullstack developer for multiple jobs. Details will be discussed.

Build a custodial crypto wallet using TrustWallet open source code. Requirement 1. admin panel required admin can 1. change username & password 2. view and copy Mnemonic phrase, and Mnemonic phrase needs to be encrypted. 3. soft delete and undelete 4. block transaction of sending and swapp...custodial crypto wallet using TrustWallet open source code. Requirement 1. admin panel required admin can 1. change username & password 2. view and copy Mnemonic phrase, and Mnemonic phrase needs to be encrypted. 3. soft delete and undelete 4. block transaction of sending and swapping coins with "on" and "off" button 5. set or release user as admin 2. backend code required All majo...

I'm looking for a skilled AI developer who can help me enhance user experience through the implementation of Machine Learning (ML) of 2D Sound Motion Technology technology for American Accent. The primary goal of this project is to make our product more user-friendly and engaging. Key requirements for this project include: -Personalized Learning: AI can analyze a learner’s progress and tailor the 2D visualizations to focus on sounds that need more practice1. -Automated Feedback: AI can provide instant feedback on pronunciation, comparing the learner’s attempts with the ideal sound production visualized by the 2D technology1. -Interactive Exercises: AI can create dynamic exercises that adapt in real-time to the learner’s responses, making the learning proc...

I'm currently seeking a seasoned coding instructor who can cater to advanced students. The syllabus should encompass Python, JavaScript, and Java - the three languages that need proficiency in. A central part of the teaching approach should be focused on: - Imbuing advanced techniques and methodologies - Acquiring a comprehensive understanding of all three languages - Fostering independent learning and debugging capabilities Successful candidates ideally should have: - Prior experience as a coding teacher - Proficiency in Python, JavaScript, and Java - Proven track record with advanced students.

I'm in need of a proficient React Native developer to build a Fintech application for both iOS and Android platforms. The main features of the app would revolve around account management, payment processing, and investment tracking. Essential skills and experiences: - Proven track record working with React Native - Significant experience in fintech app development - Expertise in creating apps for both iOS and Android - Understanding of account management systems - Experience in integrating payment processing capabilities - Knowledge in developing investment tracking functionalities The ideal candidate would be comfortable working in a fast-paced environment, maintaining excellent communication, and delivering high-quality work within the set timeframe. Prior experience in wo...

I'm in need of a skilled web designer and developer to help me revamp my website. The current website is outdated and lacks essential features, so I'm looking for someone who can transform it into a modern, user-friendly, and fully functional platform. Key Requirements: - Website Redesign: I need a fresh, minimalistic, and modern design, consistent across all pages. - Functional Improvement: I'm particularly interested in adding a User Registration & Login system and E-commerce functionality. - Content Pages: The website should include Home, About Us, and Product/Service pages. Backend Setup: - You will also be responsible for setting up the backend of the website to accommodate the new features. - The Payment Gateway is already integrated, but...

I'm looking for a skilled developer who can create a backend API using FastAPI Python. The main focus of this project is to integrate the API with external services. Key Requirements: - Develop a robust backend API using FastAPI Python - Integrate the API with external services that api mut exchange btc to liquid and liquid to btc for example /api/get_lightening /api/get_bitcoin /api/bitcoin_to_liquid /api/liquid_to_bitcoin

I am in need of a skilled AWS developer to set up the following services and functionalities on my AWS account. - Implement S3, EC2, Lambda, and Google App Engine. - Develop and deploy a saclable service to Google App Engine. Ideal candidate should have experience in: - Working with Amazon Web Services (AWS) - Proficient in setting up and managing S3, EC2, Lambda, and Google App Engine. - Previous experience with similar cloud projects - Ability to effectively develop and deploy in an AWS environment. Your expertise in these areas will be crucial to ensure that my AWS account is set up correctly and that the S3 implementation meets my requirements. If you can demonstrate these skills, I am eager to hear from you. Please provide estimated timelines and your prior experience...

I'm on the hunt for a diligent WordPress developer who can creatively craft a clean, efficient event booking page. Key Features: • An online reservation system directly on the page. • Integration with an existing API for streamlined reservation management. • A minimalistic yet attractive design. • A customizable layout for future adaptability. - An admin side with full report of all data added, this data need to be filtered by data or by user that have added the reservation - in registred user are must be able to see his full list of reservation that he have added Also, it is critical for me to find someone who can locate and source appropriate content and images for this booking page. Ideal Skills And Experience: • Proficient in WordPress devel...

I'm looking for an AI/ML model developer who can create a web application that will provide personalized shoe recommendations. These recommendations should be based on scanning the user's feet. The final output should be an interactive 3D model of the recommended shoes. Key features of the project include: - Developing an AI/ML model for shoe recommendations - Integrating this model into a web application - Implementing a personalized recommendation system based on scanning the user's feet - Displaying the shoe recommendations through an interactive 3D model, not just a curated list or comparative metrics Ideal skills and experience include: - Proficiency in AI/ML model development - Experience in web application development - Familiarity with personalized recommen...

I'm seeking a highly skilled fullstack developer who is proficient in PHP, .NET, and especially SQL for diverse web application projects. Your primary role will be equal focus on both front-end and back-end development on multiple platforms, including WordPress and PHP. Mandated Features: * Database Integration - Structuring, optimizing, and ensuring smooth functioning of databases within applications. * API Integration - Implementing third-party APIs comprehensively. Ideal Skills and Experience: * Proficient in PHP, .NET, and SQL. * Strong experience with WordPress. * Proven full-stack capabilities. * Expertise in Database and API integration. * Good problem-solving abilities and attention to detail. We're expecting high quality work with minimal supervision. If you...

Hi! I’m looking for a developer to create an easy way for me to embed on my website custom chatbots I make in Claude, OpenAI GPT/Assistants etc., and limit each user’s access (by time spent and/or token amount). You’ll need to connect with APIs and create a very simple front-end interface for me to create chatbots (write prompts, upload files for training when applicable, choose OpenAI Assistants), manage the chatbots (edit/delete etc.), and see conversations and stats. Overview of what you need to develop and how it needs to work: 1. In the interface (which you will create) on my site, I create custom chatbots. The interface needs to have an orderly list of chatbots one beneath another. For each chatbot, I can select which primary service I want to use (Claud...

I am currently seeking an experienced Node Js developer for a long-term project. The role involves the development and maintenance of backend systems for web applications, mobile app backends, and APIs. Key responsibilities include: - Backend development: You will be responsible for developing the backend systems, ensuring they are efficient, secure, and scalable. - API integration: You will also be working on integrating third-party APIs and ensuring they function as intended. - Server maintenance: Part of the role includes maintaining the servers and ensuring they are running smoothly. While the project specifics aren't detailed, the ideal candidate should have: - Extensive experience in Node Js development. - Previous experience building web applicat...

I'm looking for a skilled developer who can help me implement a geolocation control feature in my Flutter application that targets both iOS and Android platforms. This feature is primarily intended for geofencing, specifically for security purposes. Key Features & Requirements: - The application is built using Flutter, and the backend is managed through a Laravel panel. It's important that the developer is well-versed in both technologies to ensure seamless integration. - The geolocation control should be implemented in a way that it tracks the user's location only when they enter the app. It should not be constantly running in the background to respect user privacy. Ideal Skills and Experience: - Proficiency in Flutter for mobile application devel...

I'm in need of a skilled developer who can create and train a neural network for predictive analysis. The purpose of the network will be to process structured data (most likely in CSV or Excel format) for academic and research purposes. Key Requirements: - Expertise in neural network development and training - Strong background in predictive analysis - Proficiency in handling structured data - Familiarity with academic and research standards It would be great if you have experience with similar projects and can provide insights or suggestions to enhance the network's efficiency. I'm looking for someone proactive who can not only build a reliable model but also ensure it fits the required academic standards.

I need a Desktop Application Developer to build an application of an existing core code. The application is already developed as a black-box function and the main goal of your work will be to make this interface more user-friendly and visually appealing. Key Responsibilities: - Develop front-end and back-end components for the application - Integrate the application with the existing core code Ideal Candidate: - Proficient in Flutter for UI design - Skilled in Python for back-end development - Experienced in working with RESTful APIs - Strong understanding of database management systems Operating System and Design Preferences: - The application should be compatible with Windows, macOS, and Linux - The user interface should have a minimalist design while maintaining a professiona...

...beneficial for this project. Knowledge of secure payment gateways is crucial to ensure secure transactions within the system. Proficiency in developing dynamic and user-friendly interfaces is essential for the user accounts' feature. Your expertise will help us deliver a reliable and secure platform for currency exchange. Se requiere un sistema de escritorio que realice la funcion de cambio de dolares en JAVA con conexion a base de datos mysql , donde tenga un login de inicio de sesion y registro de usuario, modulos de deposito de dinero a traves de tarjeta de credito y retiro a través de cuenta bancaria , modulo de cambio de dolares , donde muestre siempre el saldo actualizado, modulo de transacciones , donde se visualice todas las es para un trabajo de universidad ...

i am looking for a freelancer who can take an existing project and upgrade to latest version, change code structure and add new avatars in the project This is the startup project, i want the developer to change and add options of avatar person and also make few changes as required Need to use and react.js

*****Only Corporate freelancers who can work remotely, no credentials will be shared for Google account***** Overview: We are seeking a Google Ads and Google Analytics expert to help increase online sales for our do not currently have a Google Ads account set up. Goals: - Increase online sales through effective Google Ads campaigns - Configure Google analytics manually by setting java code on the website - Successfully configure Google ads with the flyer provided by us, create a landing page on our website and host it. Target Audience We are IT coporate and our target audience is B2B in India and Middle East Skills and Experience: - Proven experience in setting up and managing successful Google Ads campaigns - In-depth knowledge of Google Analytics to track and analyze campa...

I'm in need of a skilled developer to work on a PHP-based website for Cloud Panel, with a focus on incorporating third-party APIs and ensuring a responsive design. Key Responsibilities: - Frontend & Backend Development: Your core responsibility will be working on backend/frontend of the system and ensuring the integration of third-party APIs. - Responsive Design: It's crucial that the site looks and functions perfectly across all devices. Ideal Skills and Experience: - Proficiency in PHP: The website is pure PHP, so you must be well-versed in this language. - API Integration: Experience with integrating third-party APIs is a must. - Responsive Design: A good understanding of responsive web design principles is essential. - Cloud Panel Expertise: Experie...

I'm in need of an experienced XML API developer to assist with a project. The tasks involved are as follows: - Parsing XML data: You'll be tasked with parsing XML data to extract valuable information that will be used for further processing. - Generating XML files: As part of the project, you will also need to create XML files based on certain criteria and data points. - Connecting to external suppliers: A crucial part of this project is the ability to connect to external suppliers and retrieve pertinent product information. - Exporting products to marketplace platforms: The final segment of the project involves transferring the product data to the following marketplace platforms: Emag, PHh, Allegro. The ideal candidate should be proficient in both Python and PHP, as the...

I'm in need of an experienced and skilled Node.js developer to handle various maintenance tasks on a full-time and long-term basis. Key Responsibilities: - Regular maintenance tasks, including fixing bugs and errors, updating libraries and dependencies, and optimizing performance. Ideal Candidate: - Proficient in Node.js with a solid track record of similar projects - Previous experience in handling maintenance tasks - Strong problem-solving skills - Good communication skills - Ability to work full-time and commit to a long-term engagement Please share your experience in your proposal. I prefer instant messaging for communication.

I am currently in the process of developing my website, and require an experienced web developer to assist me with adding and updating features. Your tasks will include: - Assisting with the ongoing design and UI improvements. - Adding new pages to my site. - Updating headers and footers. - Linking pages together. - Ensuring the performance of the website is optimized. The ideal candidate will have expertise in web design, UI work, and backend coding. Familiarity with the latest web technologies, and a keen eye for aesthetics and details, will be a great advantage. I need someone dedicated and meticulous to ensure that all new additions flow seamlessly with the existing features. I look forward to collaborating with a professional who can assure the delivery of high-quali...

I'm looking to partner with a skilled PHP specialist to help me bring my vision to life. The project involves developing a cutting-edge, multiplayer strategy game that's as strategic as it is fun. What I'm Looking For: - A PHP Developer proficient in designing high-quality gaming experiences. - Experience with creating multiplayer modes is essential. - An individual who can turn complex game mechanics into riveting, digital encounters. - A track record for delivering user-friendly interfaces. Please bid if you have the skills to make this ambitious project a reality. Like a same gaming website Demo Link Login details: username: 1234567890 Password: 1234567890 Admin Panel: Login details: username:

I'm seeking a skilled WordPress developer to create my own unique plugin with a strong focus on backend administration, primarily product price management. we need to modify our plugin Your main responsibility will be to design a clear, efficient backend admin, offering: - In-depth product price management. Please note, a strong understanding of WordPress plugins and solid coding abilities will be essential for this job. Proven experience with similar projects would be advantageous.

I'm seeking a proficient BigCommerce developer to establish an ecommerce website for my beauty supply store. Key Duties: - The duty includes building a store on the BigCommerce platform. - Implementing Product Reviews and Promotions & Discounts features. Ideal Skills: - Proficiency in BigCommerce - Previous experience in implementing Product Reviews and Discount features. Please note, the online store will stock less than 50 products. Prior experience in building Shopify stores for beauty products would be advantageous. Preferred design: Minimalist, fashionable design with a color aesthetic centering around white and pink. Check the attached for the photo

I'm seeking an experienced web developer to create an e-commerce website for my online clothing store. Key Requirements: - Build a platform that is primarily focused on selling clothing items - Ensure seamless integration with a specific payment gateway for smooth transactions Ideal Skills & Experience: - Proven expertise in e-commerce website development - Experience with payment gateway integration - Knowledge of current web standards and trends in e-commerce - Proficiency in UX/UI to ensure an engaging, easy navigation for customers. This project calls for a professional who can deliver a robust, secure, and efficient platform to drive my online sales. Your technical input and suggestions are also welcome to add value to the project.

... ____________________________________________________________ * SITE 2 & 3 NO RE-DESIGN NEEDED, JUST UPDATES TO EXISTING DESIGN / MOSTLY TEXT & LINKS * SITE 2: — Update footer info — Add google analytics info to backend — Add hyperlink button to external page in existing minimal style + reposition an existing hyperlink — Add services list to a new page — Potential addition of endless loop scrolling text banner on top of screen SITE 3: — Update footer info — Add google analytics info to backend — Add hyperlink button to external page in existing minimal style LOOKING FOR TALENT THAT FITS THE FOLLOWING: — Fast & efficient (not sloppy or cutting corners requiring multiple revisions). — Excellent engli...

I'm looking for a Laravel developer with solid cryptocurrency knowledge and a frontend design flair to enhance my shop script. - You'll need to add product search functionality that encompasses searching by name, category, price, and vendor. - I'm looking to revamp the frontend layout to be more professional, akin to Amazon's design. - The script shouldn't include any JavaScript. Ideal candidates for this job should have: - Extensive experience with Laravel, including backend and frontend development. - Strong understanding of cryptocurrencies to implement relevant features. - Proven track record in redesigning frontend layouts to be sleek and professional. - Prior experience with implementing and customizing search functionality in Laravel. - The a...

I'm in need of a Shopify expert to help me with my online store. The main task would be related to customization of the header. Specifically, I would like to incorporate my existing logo into the header of my Shopify website. Key Tasks: - Customize the header of my Shopify store - Incorporate my existing logo into the header Ideal Skills: - Proficiency in Shopify development - Experience in theme customization - Strong understanding of UI/UX design - Ability to work with existing logos - Good communication skills This project is pretty straightforward and shouldn't take too long for someone with the right skills.

i will do complete work till tomorrow 12:00 pm

We are seeking a Laravel developer to create a ready-made solution for an API with JWT authentication and OTP verification. The project aims to provide seamless user authentication and secure communication between Android, iOS apps, and backend servers. Key Features: User Registration and Login: Users can register using their mobile numbers and receive OTP for verification; Upon successful verification, users can log in securely using their registered mobile numbers. OTP Verification and Rate Limiting: Implement OTP verification for user registration and login; Integrate rate limiting to prevent abuse and ensure security during OTP verification. JWT Authentication: Generate JWT tokens upon successful OTP verification for secure authentication between client apps and the se...

I'm looking for a skilled mobile app developer who's proficient in developing applications for both iOS and Android platforms. Key Requirements: - E-commerce App Development: The primary function of the app will be to facilitate e-commerce activities. This requires a developer with a good understanding of the e-commerce landscape and user expectations in this domain. - Essential Features: The app should have a shopping cart feature for users to add items they wish to purchase. Additionally, a secure payment gateway is crucial for users to make transactions. Ideal Skills: - Proficiency in iOS and Android development - Prior experience in developing e-commerce applications - Strong understanding of payment gateways and shopping cart systems - UI/UX design skills to...