Backend Development Jobs

I am looking for a backend developer with at least 1 year of experience in Java Spring Boot development. The ideal candidate should have expertise in Rest API and Spring Security. The project requires the following specific features: - User authentication and authorization - Database management and integration - API development and integration - NoSQL database management and integration - Java The preferred programming language for the project is Java. The developer should have experience in user authentication and authorization. If you have any suggestions or advice regarding the project requirements, please let me know.

I am looking for a skilled NestJs developer to build a backend API for content publishing to Facebook, Twitter, and Instagram. The ideal candidate should have experience in developing APIs and integrating them with social media platforms. All details of the project is on the attached file. Please read the project details thoroughly. Please, don't hesitate to ask any questions. Skills required: - Proficiency in NestJs - Experience in building APIs and integrating with social media platforms - Knowledge of RESTful API design - Familiarity with Facebook, Twitter, and Instagram API integration If you have the necessary skills and experience, please apply with your portfolio and relevant work experience.

We are seeking an exceptional and talented professional or team with expertise in web design, development, and technical updates to transform our kids clothing website into a visually appealing, user-friendly, and feature-rich platform. This project aims to enhance the overall website experience, implement CRM management, and ensure seamless functionality for our growing customer base. Objectives: Stunning Web Design: Create a captivating and visually appealing website design that resonates with our target audience, showcasing our kids clothing collection in an attractive and engaging manner. Seamless User Experience: Develop an intuitive and user-friendly interface that simplifies navigation, enhances product discovery, and encourages seamless browsing and purchasing. Technical Update...

I am looking for a backend developer to create code that will validate token generation from users who purchase tokens to offer a service. The code will work like this: check balance, if balance is okay, then generate token and cut balance. The code used is php ci Ideal Skills and Experience: - Strong experience in PHP development

I am looking for a skilled backend developer who is proficient in PHP, my sql and has experience with creating backend systems. Requirements: - Proficient in PHP and My Sql - Experienced (4 years ) in creating backend systems Responsibilities: - Develop and maintain the backend system - Collaborate with the front-end team to ensure a seamless user experience - Creation of Pie Chart and fetching Data If you are a skilled developer who meets the above requirements, please apply with your portfolio and relevant experience.

As you can see project is having issues with Core Web Vital value (mainly LCP, TTFB and server reaction time). I need an absolute expert that is very experienced with and is 100% sure he can fix these issue quick. Please only bid on this project when you are really experienced and 120% confident you can fix those issues.

I own a search engine: And a chrome extension of it: These are the details on how to develop a search engine chrome extension: Now, I want to display search suggestion in the Google Chrome top search bar. As per the documentation I need a link like "{searchTerms}" to include it as "suggest_url" inside the file. Now, I want to develop that link. Pls provide a clear explanation on how to build it and the timeline.

I am looking for a freelancer to help me log and visualize data related to water distribution management. I need highly detailed visualizations, so an advanced level of understanding in this area is necessary.

I am in need of a Laravel fullstack script developer to add new features to my existing WhatsApp store and Vcard creator. The project has a budget of $70 and needs to be completed within two days. The specific functionalities required include the addition of new features. Ideal skills and experience for this job would include proficiency in Laravel, fullstack development, and experience in customizing and adding features to existing scripts.

Hi, I am looking for a experienced freelancer, he should be fluent in using wordpress, I have a website, some issues need to be fixed. Thank you

currently using local but I guess will need cloud storage, will have to figure it out, based on how things will work. Errno2 directory not found - error is to be solved

I am looking for a backend developer to create backend and integrate with frontend here is the frontend

I am looking for an iOS mobile developer to create a productivity app with specific features in mind. The app will require a high level of user customization. Ideal skills and experience for this job include: - Experience with iOS mobile development - Ability to create custom features and functionality - Strong understanding of user interface design and customization - Experience with data storage and management - Ability to work collaboratively and communicate effectively throughout the development process.

I am in need of a Laravel fullstack developer who can assist me in fixing and customizing some features of my partially functional WhatsApp store. The specific features that need to be customized include adding a search bar, different view options, filter option, and fixing the word size and position. The ideal candidate for this project should have experience in both front-end and back-end development. The project has a tight deadline of only 2 days, so the developer must be able to work quickly and efficiently. If you have the necessary skills and experience, please feel free to bid on this project.

Need to fixed real estate site from frontend to backend system. The site is built on backend express and database mongo db and frontend react. Need experience developer that can finish in 1 week. You have only 1 WEEK to finish. Need to be paid only through freelancer.com. Any payment outside of this site will be reported and the job cancel. 1. Add site into the main server hosting then connect site to AWS s3 for image and video cache 2. Finish all tasks in the doc. READ EACH TASK IN THE DOC BEFORE WORKING ON THE JOB. 3. Optimize the site to work fully with mobile and make all text, images, and pages mobile friendly. WE WORK BY FIXED RATE ONLY.

Need to fixed real estate site from frontend to backend system. The site is built on backend express and database mongo db and frontend react. Need experience developer that can finish in 1 week. You have only 1 WEEK to finish. Need to be paid only through freelancer.com. Any payment outside of this site will be reported and the job cancel. 1. Add site into the main server hosting then connect site to AWS s3 for image and video cache 2. Finish all tasks in the doc. READ EACH TASK IN THE DOC BEFORE WORKING ON THE JOB. 3. Optimize the site to work fully with mobile and make all text, images, and pages mobile friendly. WE WORK BY FIXED RATE ONLY.

Request details our company is having a diversified nature of businesses including hospitality, real estate, waterpark and entertainment, facility management Deliverables KPIs Reports Dashboard

I am looking to create a music aggregation/distribution platform that encompasses all genres of music. Our business idea involves creating a web3 NFT music distribution company that aims to empower artists by providing them with a platform to distribute their music to various streaming services while also leveraging the benefits of blockchain technology through the creation and sale of NFTs. Here's a breakdown of how the process would work: 1. Artist Uploads Music: Artists would sign up to our platform and upload their music tracks. This could be done through a user-friendly interface where artists can provide details about the track, such as title, genre, album art, and any associated metadata. 2. Music Distribution: Once the music is uploaded, our platform will facilitate the dist...

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Explicit Filtering Phase project as discussed in chat for phrase detection and resultant redirect.

Hello! I need someone to build this site for me, ideally if you already have experience in this industry. As a reference I can offer already finished leaked source codes. (needs to be integrated with Bitcoin payment gateway, and I don't want to redirect users, I want it to be displayed everything on my site) (I will provide Bootstrap frontend)