Free lance java backend jobs

I'm looking for a seasoned Java developer who has experience working with XAMP. Your understanding of database systems is also crucial to this project's success. Please apply if you have the required expertise. No teams or companies please.

I'm seeking a specialised CodeIgnitor and phpMyAdmin expert to enhance my betting website's backend. As part of a 5-hour daily commitment, the role involves: - Integrating a UPI payment gateway in the admin panel. I've chosen Google Pay as the preferred UPI platform. - Setting up data analytics and reporting, crucial for measuring and optimizing our betting system's performance. Prior experience with betting sites, UPI integrations and systems reporting is desirable. If you're a driven problem solver who enjoys developing sophisticated functionalities, I'd love to hear from you.

I am in need of a mid-level Java developer who can take on tasks in both backend and frontend development, along with database integration. Ideal Skills and Experience: - Strong background in Java - Proven experience in both backend and frontend development - Track record in effective database integration - Mid-level experience required Project Methodology: - The selected developer must be well acquainted with the Agile development methodology. Proficiency in Scrum management or Waterfall approaches is a plus, but the main focus is Agile. This project promises to be exciting and offers comprehensive exposure to diverse aspects of Java development. If your experience aligns with the requirements, and you're well-versed with Agile, I would love t...

I'm urgently seeking a skilled graphic designer to help expand my skill set. The project involves learning the basics of graphic design and I'm particularly interested in incorporating Java into my work. Key Requirements: - Proficiency in graphic design - Solid understanding of Java - Ability to provide clear, concise explanations for learning purposes The ideal freelancer for this project should have experience in both graphic design and Java. A background in teaching or tutoring could also be beneficial. I need someone who can effectively communicate complex technical information in a way that is easy to understand and apply. Please only apply if you can start immediately, as I'm looking to complete this project as soon as possible. I'm open t...

I'm in need of a skilled Machine Learning Engineer who can develop modules to help analyze the real-time electricity consumption for a variety of devices in our system. Backend: Key Points: - Devices to be analyzed include air conditioners, lights, and simple motors and other simple devices. - The analysis should cover both the collective consumption of groups of devices and the individual consumption patterns of each device. Ideal Experience: - Strong background in Machine Learning, ideally with experience in real-time data analysis. - Previous work in energy consumption analysis or similar fields would be a huge plus. - Proven track record in developing ML models for group and individual level analysis. The ML analysis we are looking for includes: - Identifying energy ...

MUST USE ANGULAR, CSS, and any other framework. Must develop using git (I have git account and digital ocean account) and deploy using continuous development to web server. and use mysql for the db backend Once the project is awarded we can work these out before starting development The project should be a simple tasks application. Users should be able to create a task, modify task, delete task, mark task as complete. The user can create as many task as needed. Tasks should have the following: Task Name, Task Detail, Priority (High, Low) , StartDate, EndDate

I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: token refresh functionality ignore battery optimiz...functionality ignore battery optimize permission run at startups functionality UI change 2 new api's refactor code for easier maintenance currently displayes persistent notification dont want it Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirable. Please provide examples of pre...

I screwed up on the backend of my website. The site is I must have clicked something that removed all the links to the socials on the sign up page. I need for someone to do the following: 1. Put the logos back up (it should just be a click of a button. I just don't know which one) 2. I'd like to add two more social link to the list. (patreon & buy me a coffee) 3. I'd like for each person who signs up to get an email thanking them for joining. 4. I'd like to make it so people can't sign up multiple times with the same email address. 5. On wordpress there are numbers for each person who signs up. If I delete a person the numbers don't change order. It would be nice if they did. This isn't a major thing if hard to do though. I don't...

I need a professional freelancer to design an HTML form for my website. This form must have: - Text fields for basic information collection - Dropdown menus for selection options - Capture creation The form should be designed with user-friendly, vi...requirements for all input fields. This will ensure that the user completes all the required fields in the correct format. - Integrating an email script that will automatically send a reply to the submitter. This is an essential feature for my project. Ideal Skills and Experience: - Proficiency in HTML and CSS for form design - Experience in creating and implementing form validation - Knowledge of backend scripting languages for email automation - Understanding of user experience best practices - Experience with automatic email rep...

...sources and present the results using insightful visualization techniques. Here are the requirements: - Implement Amazon Cognito for user authentication and authorization - Utilize AWS Amplify for the app's development and deployment - Integrate AWS API Gateway for efficient data exchange - Integrate Stripe for payments. Need complete flow Our tech stack looks like: - Amazon Amplify for app backend, and front end - Gatsby JS coupled with AppSync for front end - Amplify UI and MUI Material for UI components Features that I need: - End to end user journey - from login/registration to offering profile capture, to custom subscriptions - User DMs, Push Messaging, Custom email notifications (using SES) - Analytics (details noted below) Data Analysis Requirements: - Predictiv...

I'm in need of a proficient developer to build me a simple QuickBooks online application. This application should be geared towards triggering real-time dispatch of event data on items/products inventory to a webhook like Zapier. Below are the specific requirements: - Dispatching of Item Names, Quantities, and Prices: The application should be able to send all item/product data particularly item names, quantities, and prices from QuickBooks to Zapier. - Real-Time Data Dispatch: The application should be able to dispatch this data in real-time to ensure high responsiveness and accuracy of data. Ideal skills and experience: - Demonstrable experience in creating QuickBooks integrations - Familiarity with Zapier webhooks - Knowledge of inventory data management - Strong coding skills w...

I am looking for a skilled developer to create a comprehensive e-commerce website for my physical products using the Ionic and Vue.js framework. Key Requirements: - Development of an e-commerce website that allows for easy product display and categorization, as well as effortless navigation for users. - Backend API's will be provided by us ] Ideal Skills and Experience: - Proficiency in Vue.js and Ionic framework. - Experience in developing e-commerce websites - Should have good knowledge in UI/UX For more details Refer Doc

...they aren't necessarily urgent and should be achievable without disrupting the overall flow of the app. - The interactions with the menu are also up for reconsideration. We're open to a different approach than the traditional menu. Maybe something more interactive like a roller, or a more user-friendly system than a standard dropdown. Right now we have 26 cities that have to be included The backend CMS work both for android and iOS Ideal skills for this project include: - App design experience, particularly with menu systems - A good understanding of user interaction and interface design - The ability to balance creativity with practicality We're looking for a freelancer who can bring fresh ideas to the table while also respecting the existing structure of t...

I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: token refresh functionality ignore battery optimiz...functionality ignore battery optimize permission run at startups functionality UI change 2 new api's refactor code for easier maintenance currently displayes persistent notification dont want it Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirable. Please provide examples of pre...

I need immediate help in implementing an OTP-based user authentication system. The project consists of - - OTP-based user authentication: The user should receive a unique OTP via SMS that they would enter to be authenticated. - React Native integration: The user interface needs to be seamlessly integrated and tested. - Node.js and MySQL: The backend should be designed to handle the OTP generation, validation and user details. I have a tight deadline and need this project completed as soon as possible. Ideal candidates should have: - Strong experience with React Native, Node.js and MySQL - Previous experience implementing OTP-based authentication - Able to work quickly and efficiently Please only apply if you're confident in delivering on time.

I'm seeking an adept software developer to create a compl...software to automatically assign tasks based on the service requirement. - Material Assignment: It should also manage the assignment of materials to each task. - Inventory Management: Lastly, the software should keep track of our inventory with the utmost precision for efficient operations. REQUIRED SKILLS & EXPERIENCE: - Proven experience in software development - Knowledgeable of PostGREST for backend - Proficient in Angularand Ionic for mobile and web application developmen - Previous experience in creating logistics software will be an advantage I look forward to working with a developer who shares my vision of creating a system that efficiently manages logistics while ensuring smooth workflow amidst vari...

I'm on the lookout for skilled blockchain backend developers with proficiency in Python, JavaScript, and Solidity. Your understanding of Ethereum and experience in blockchain will prove to be incredibly valuable. The key features I need you to support in the blockchain backend are smart contracts and the development of decentralized applications (DApps). Ideal Skills and Experience: - Proficient in Python, JavaScript, and Solidity - Experience with Ethereum - Prior work in blockchain development - Knowledge of smart contracts - Proven experience in DApp development Your ability to deliver efficient and secure blockchain backend solutions, that facilitate the execution of smart contracts and the development of DApps, will be crucial for the success of this proj...

I'm in need of a Junior Full Stack Engineer who is proficient with Java, with beginner level experience. The primary task will be to work on implementing Go Live for an assigned project. Ideal skills for the job: - Understanding of Java programming language - Ability to work collaboratively on a team - JSON - XML - SQL - Data Mapping Some experience with project implementation is a plus. Dedicated beginners are also welcome to take their first steps in a real project.

Hello, I have a dating app that was developed 4 years ago and is published on Google Play. It was made in JAVA, but now the version is depreciated on the market. What I want for this app is to rewrite the code using Kotlin or Flutter, because this app was made in Java 4 years ago. Within the app it has many functions. Apply for this project and tell me the price at which you would do it. and The estimated time. - Implement in the app (Membership - payment plan with Google)

I am in need of a proficient developer who can assist me to complete my project on React Js which is a crypto chess game. The ideal candidate should have the following skills and experience: * Frontend development - The design and theme of the game should be in classic style. It's paramount to have a good understanding of user interface and experience. Knowledge of React Js is mandatory. * Backend development - This involves creating a secure and efficient server-side system. Proficiency in Node Js or any suitable scripting language is crucial. * Database integration - You will be tasked with integrating MongoDB into the project. Knowledge and experience in MongoDB use is required. Specific features to be added include: * Real-time multiplayer - This includes facilitating an...

I'm looking for an experienced web developer to help me create a user area website. The functionalities of this platform should include: - Ac...documents (kyc) I don't want to use an external system like sumup, only internally, it's easy to verify documents, photo front back and selfie - the admin can create orders and generally activate them for all users or only for individual users - the user can accept orders and then has to rate them - excites have a value that should be displayed in the backend - If users have successfully completed orders, they will receive this value on their backend account after verification by admin - Messaging system: The platform should also have a built-in messaging system that allows users to send and receive messages. There ...

...I urgently require the expertise of an experienced WordPress ninja who can identify the issue and resolve it as soon as possible. I am unsure as to which part of the website is causing this issue, hence your technical expertise will be absolutely crucial. Ideally, you should have: - Experience in troubleshooting WordPress loading issues. - Extensive knowledge of WordPress plugins, themes, and backend. - The ability to work promptly to resolve issues. Notability, this project is needed ASAP due to the ongoing loss of website functioning. The successful candidate will ideally begin immediately upon acceptance. Please note that your approach to solving the issue and estimated completion time will contribute to my decision making. I look forward to seeing your proposals and getti...

I am looking to build a functional e-commerce website for selling physical products. The site needs to be user-friendly, scalable, and robust. Here's what I am looking for: Similar Site: - Product ...manage orders, and customer data. Ideal skills required include: expertise in e-commerce website design, understanding of different payment processing systems, and proficiency in building secure admin panels. Prior experience in developing similar websites would be appreciated. The main aim is to provide an easy-to-navigate, secure, hassle-free shopping experience to our customers. Note: I need estimate for design and development for both website and backend admin panel. Website must be responsive layout design, so it should proper display on mobile device and desktop.

...complete solution that includes trend analysis, automated prompt generation, integration with image generation APIs (such as DALL-E, Stable diffusion and MidJourney), backend infrastructure setup, and frontend design. Responsibilities: Trend Analysis: Implement a system to analyze and extract trends from Google searches stored in an Excel file. Prompt Generation: Develop an automated system to convert trend data into creative prompts suitable for image generation APIs. API Integration: Connect with external APIs like DALL-E or MidJourney to generate images based on the automated prompts. Backend Development: Build and maintain a backend system to handle API calls, manage image and data storage, and ensure efficient data flow throughout the application. Frontend Dev...

SAP BTP / Cloud Foundry DevOp's Create the CI/CD pipelines for a new application built in Java & React. Deploying on SAP BTP (similar to Cloud Foundry) Create release packages Time sensitive - start immediately

Looking for a Google Cloud Platform (GCP) expert who can assist with Cloud Functions and Vision API integration and deploy func...integration and deploy function on google cloud - Your main focus will be integrating Vision API for images batch processing and setting up Cloud Functions. The urls of images will be in excel file in google cloud. The parse result to be placed in columns next to url column. - The data primarily processed with text detection. Ideal Candidate: - Proficient in GCP services, specifically Cloud Functions and Vision API. - Experienced in setting up GCP services for one function. - Skilled in implementing Vision API for image processing. - Strong understanding of data processing in GCP.

I am looking for a skilled and experienced Full stack developer with Hands-on experience in Java Hands-on experience in Angular/ REACT Hands on experience on AWS RDS/AWS S3/Oracle/AWS Athena/ SQL In-depth knowledge in Core Java, Spring framework and RESTful API Services, Apache Camel, CI/CD Jenkins, Containerization Experience with AWS Cloud and its services like EC2, Athena, Lambda, S3, SQS and Cloud Formation Experience in writing JUnit test cases Problem-solving abilities

I'm in need of a talented individual who can help to give our MEAN stack application a comprehensive update. The main areas that require attention are the frontend, backend, and database. Frontend: - The scope of the frontend updates includes adding new features and enhancing the application's performance. Prior experience in user interface redesign will be an added advantage. Backend: - The primary task on the backend is to handle the implementation of new APIs. This requires a solid understanding of backend systems, particularly within the MEAN stack. Database: - While the frontend and backend are important, the database is equally crucial. Any expertise in optimizing database queries is a valuable skill I'm looking for. The ideal fre...

I'm in immediate need of a Python Django developer. Even though the specific tasks were not outlined, experience in database management, user authentication, and API integration would be advantageous. Whether you have front-end development experience...Python Django developer. Even though the specific tasks were not outlined, experience in database management, user authentication, and API integration would be advantageous. Whether you have front-end development experience is not crucial, but it could be a plus. The purpose of the Django project has not been specified, but skills that cater to building a website, creating web applications, or backend development for an existing project could be beneficial. Please detail your previous experience, as it is the deciding facto...

I'm in need of a skilled NodeJS developer who has already integrated the Telr payment gateway. Key Points: - I have an active Telr payment gateway account, and my main objective is to use it for processing online payments for servicesm with refund/cancelation. Ideal Skills and Experience: - Previous experience with Telr integration is a must. Having a working knowledge of their API and ...already integrated the Telr payment gateway. Key Points: - I have an active Telr payment gateway account, and my main objective is to use it for processing online payments for servicesm with refund/cancelation. Ideal Skills and Experience: - Previous experience with Telr integration is a must. Having a working knowledge of their API and the ability to seamlessly integrate it with my NodeJS ...

...extensive experience in PHP to develop a web application. The primary functionalities I'm looking for in this project are around the API and the ability to handle data updates. Key Requirements: - Expertise with PHP: The ideal candidate should have a strong background in PHP, with the capability to develop robust and efficient code. - Full Stack Proficiency: The project requires both frontend and backend development. Proficiency in both areas is crucial for the success of this project. - API Development: You should have experience in developing APIs, especially around data updates. This is a core part of the requirements. The project is focused on developing a web application and ensuring that the API is capable of handling data updates effectively. If you have a strong ...

I'm in need of a Shopify expert to help me with my store. I'm looking for someone who has extensive experience working with Shopify. The ideal freelancer should have knowledge of the platform's backend, its themes, and its payment gateways. Your application should focus on your past experiences working with Shopify and how they have equipped you to take on this project. If you've worked on stores with similar needs or complexities, please highlight these in your application. Please let me know your rate and availability for this project. A reasonable rate, a strong grasp of Shopify, and the ability to work efficiently are key for me. Looking forward to your applications.

I'm in need of a skilled HTML - CSS - JQuery developer who can help me build a creative a content to add Describtion on the Images. We need for our Ticket system a to upload image and mark them and create Task for that. We will provide u the the HTML Page where u have to add ur work on it. Key responsibilities: - Designing a creative website that stands out - Ensuring the website is fully responsive for mobile devices - Implementing animations and transitions to enhance user experience Ideal skills and experience: - Strong HTML, CSS, and JQuery skills - Experience in creative website design - Proficiency in creating responsive layouts If you have the required skills and can help me build a creative, responsive website, I'd love to hear from you.

I am seeking a proficient Flutter developer to create an application for both iOS and Android platforms, with integral backend development using PHP/MySQL. Key Responsibilities: * Develop a Flutter app for both Android and iOS platforms. * Backend development of the app using PHP/MySQL. * Creation of Data fetching APIs for seamless user-experience. Ideal Skills: * Proficient in Flutter * Extensive experience with PHP/MySQL backend development * Skilled and knowledgeable in creating Data fetching APIs If you have proven experience in similar projects, I am willing to discuss the details further. Your understanding and expertise in Flutter development and API creation is paramount for this project.

I'm in search of a skilled Java coder to assist with a full Java mini project. Key Responsibilities: - Collaborating with me to scope the project - Developing a full Java mini project - Providing regular updates on progress - Ensuring the project is completed successfully Ideal Candidate: - Proficient in Java with demonstrable experience - Experienced in developing software applications - Clear communication skills and a collaborative mindset - Experience with full cycle software development - Ability to meet deadlines and provide regular updates Looking forward to your application!

For this role, I'm urgently seeking an experienced Java Developer, though a specialization in Java SE, Java EE, or JavaFX is not necessary. At this time, a broad understanding of Java, rather than specific Java skills, is most crucial. Key Requirements: - Proven Java development experience is vital, as it'll aid in current project requirements. - Knowledge of specific APIs or libraries to extend capabilities and integrate systems. When applying, kindly provide the following: - A summary of your Java developer experience - Articulate your knowledge and usage of specific APIs or libraries. Looking forward to connecting with experienced and knowledgeable Java experts for a swift project execution.

I'm seeking a highly skilled flutter developer possessing in-depth experience with Laravel to contribute their expertise to my social media application. Here are the key features expected: - Main UI is completed with flutter. - Laravel backend is almost 70%. - to be implemented: integrate the API into the current UI. social login(FB, twitter, tiktok, apple) inapp and banner ad audio combine with BGM. support the deploy on google play and app store HOW to apply. - please send me the FLUTTER APP URL on google play and app store and code screenshot of that App. (the proposal without the screenshot will be declined) - send me the laravel system URL and screenshot.

Urgent Requirment for the Java Developer

I'm in need of an experienced backend developer to create a mail parser with the following specifications: - **Email Protocol:** The mail parser should support SMTP, so proficiency in this area is a must. - **Primary Goal:** The primary function of this mail parser should be storing emails in a MySQL database. If you have experience with database integration, this would be a big plus. This project requires expertise in backend development, specifically with an understanding of how SMTP works. You should also be familiar with MySQL and have experience in integrating databases into applications. Please provide examples of similar projects you've worked on in your proposal. Thank you.

I'm looking for a talented Node.js/Express developer to help me with the backend of my website. The frontend is already set up, and now I need a skilled individual to take care of the backend, particularly for the contact page API. This is an exciting opportunity to showcase your skills and work on a project that's primed for success. Key Requirements: - Develop a secure and efficient contact form submission system. - Implement an intuitive email notification system for incoming messages. - Ensure the backend integrates seamlessly with the already established frontend. Ideal Candidate: - Proficient in Node.js and Express with a solid portfolio of past work to support your skills. - Experienced in developing contact forms and email notification systems. - St...

I require a spec...to integrate Phonepay SDK into my Android application to facilitate in-app purchases. This demands a comprehensive understanding of the Phonepay SDK, as well as expertise in Android app development. Here's what I need: - Integration of Phonepay SDK into my Android app for secure and seamless in-app purchases. - Guaranteed functionality after integration, with purchasers having a smooth, error-free experience. Ideal Skills and Experience for the Job: - Experience with Phonepay SDK - Proficient in Android app development - Knowledgeable in integrating payment gateways - Proven record in similar projects. The ultimate goal is to deliver a user-friendly application capable of safe and efficient in-app purchases via Phonepay SDK. If you are up for the chall...

I'm in need of a talented PHP Nextjs developer for a project involving a range of tasks including Backend development, Frontend development, and API integration. If you're well versed in PHP and JavaScript, and have extensive experience working with , this could be the ideal project for you. Key Tasks: - Backend development: I require a skilled developer to build and maintain the server-side of the web application. - Frontend development: I need assistance with the development and maintenance of the client-side of the application. - API integration: Experience integrating various APIs is a must for this project. Specific Features: - User Authentication: You'll be responsible for implementing a secure and user-friendly authentication system. - Database Integra...

JAva project deployement on digital occean with domain pointing and ssl certificvate

Look for an experienced developer well-versed in JAVA to turn my vision into a successful arcade-style game. The goal is to start development immediately. Details: - I require a JAVA arcade game developed speedily, with high priority on quality and efficiency. - The game details, plot and other specifics will be shared with the selected freelancer. - Since target audience info isn’t provided, the game should be suitable for all age groups. Skills required: - JAVA game development experience - Understanding of arcade-style games - Ability to meet strict timelines Please include examples of previous game development projects in your proposal. Looking forward to potentially working with you.

I want a software, the device I use to print the output of the project I prepared as WebView, Image, and PDF is TSC, for this, it is necessary to use the connection method 'socket' with the IP and port 9100. Additionally, the '' library inside should be utilized for the application to run. The resources available are as follows, along with an example APK.

I'm looking to hire a freelancer with expertise in eKYC platforms, specifically CTOS, Innov8tif, and Onfido. This project primarily concerns integrating ID authentication features for a POC. The ideal candidate will have: - Prior experience in work...This project primarily concerns integrating ID authentication features for a POC. The ideal candidate will have: - Prior experience in working with CTOS, Innov8tif, Onfido, or similar eKYC platforms - A portfolio demonstrating the integration of ID authentication features - An understanding of security protocols related to ID verification Candidates with project experience in both frontend and backend environments would be preferred. It's crucial to ensure a seamless user experience. If you meet these criteria, I would lo...

Seeking a skilled programmer adept in WordPress for custom coding work and form layout adjustments. Requires proficiency in backend management, specifically relating to data capture, viewing, and exporting in Excel format. A highlight of the project entails the customization of our existing WordPress theme and the integration of new, unspecified features. Lack of detailed request emphasizes the need for a freelancer capable of intuitive problem solving. Primary tasks include: - WordPress custom coding - PDF form adjustments - Data capture and export to Excel Ideal candidate should have knowledge and experience in custom coding, WordPress navigation, and form data handling. Exceptional problem-solving skills are highly appreciated. Undefined project elements call for a creative and...

I urgently need a skilled Node.js developer to focus on backend development. The primary task is to integrate a payment gateway. We followed the instructions provided and implemented the following code using server-side Node.js. We utilized ngrok to enable HTTPS connections. We have successfully initiated a transaction using this code in the uploaded file. However, we encountered an issue retrieving the transaction, which should have been provided but is not available. We were advised to handle callbacks and decrypt the response, but we're facing difficulties in doing so. Handling callbacks and post-success payment URLs did not resolve the issue. We now need

I'm seeking a knowledgeable professional to create an engaging, high-quality video course about technology. The course should be...also cover key software development areas such as code writing and debugging, system design, and software testing. • The content should be geared towards an intermediate understanding, hence prior experience in teaching or tutoring at this level would be beneficial. Certifications and Skills Needed • Test-driven development • Knowledge in various software development languages (PHP, HTML, REACT, Java, Python, C++, etc.) • Excellent technical writing and communication skills • Experience in creating educational content, particularly video courses • A good understanding of the e-learning industry • Excellent video...

I require the development of an Android Java Studio App designed for entertainment purposes with an emphasis on task management as a core feature. Specifications: - The application must be built using Android Java Studio. - It should ideally support up-to-date Android versions. Experience with Java programming language, Android SDK, and Android Studio IDE is crucial. Core Features: - Entertainment aspects to be discussed in greater detail at a later stage within the project. Creativity and ideas for entertainment-focused applications are a definite advantage. Task Management Features: - The app must primarily include the ability to manage tasks. While specific functionalities were not listed, potential features of interest could be creating tasks, setting due dat...