Found 6573 result(s).
We are seeking a highly skilled full-stack web developer with extensive experience in blockchain technology and modern web development practices. The ideal candidate will assist us in building a sophisticated website that integrates blockchain functionalities. You should be comfortable with both front-end and back-end development and have a strong grasp of the latest frameworks and technologies. I...
Job Type: Hourly: $75.00 - $150.00
Node.js React PostgreSQL TypeScript Docker Blockchain Web3 Web Development
Startup is looking for a lead developer for MVP. There's 1 sprint left. Past CTO crapped out at last min. We're in the marketing and influencer world and bringing in a unique solution with tons of innovation we're first to market for. Some things aren't new, some are. Demand is there. $500Bn market. If you know anyone up for the job, please send details. Pay is for a startup's MVP so don't expect ...
Job Type: Fixed price
We already have a live production site at social.ee Basically I have contracted out the work to several large offshore Indian companies, but have so far been very unhappy with the lack of communication, too many project managers, slow code deployment, and constant need for my team to do extensive QA/QC of the tickets. Some is okay, but my experience so far has been terrible. This is a huge opportu...
Job Type: Hourly: $10.00 - $25.00
Node.js React Amazon Web Services API JavaScript MongoDB API Integration Web Application Web Development API Development
We are looking for a full-stack developer to help build out a calendar product. We are a sports media company, and have developed a custom calendar that incorporates all team sports calendars into a single view for each city. The product has been developed, but our current developer needs to roll off, so we need someone to replace him as we enter v2 of the project. The heavy lifting has been done,...
Job Type: Hourly: $45.00 - $70.00
React Next.js Firebase Cloud Firestore Database Development Full-Stack Development Database Architecture Firebase Web Development JavaScript WordPress Development
We are seeking an experienced frontend developer to assist in troubleshooting and optimizing existing JavaScript code. The code is intended to dynamically hide specific div sections on all webpages and append a query parameter (mode=app) to all links. However, we have encountered issues where the code is not functioning as expected across our website. Responsibilities: - Review existing JavaScript...
Job Type: Hourly: $65.00 - $80.00
Hello! We are working on an application which allows people to build video books, think an e-commerce flow mixed with a video editor. You can get a look at its current form here: https://make.sendheirloom.com I would like to work with an engineer who can help bring the project over the finish line by working through our list of blocking-bugs, and starting to build out the next generation of featur...
Job Type: Hourly: $40.00 - $90.00
I’m launching a crypto payment gateway service called Cryptrac that allows online and physical businesses to accept crypto payments through a branded, white-label interface. I need a skilled full-stack developer (or small team) to build the first version of the platform using the NOWPayments API, specifically the create-payment endpoint. Platform Requirements: Frontend • Merchant-facing dashboard ...
Job Type: Fixed price
React Node.js Web Development JavaScript Full-Stack Development API Integration Blockchain Cryptocurrency
I’m looking for a skilled full-stack developer with hands-on experience building applications inside Replit to take over a well-structured SaaS prototype and continue development through launch and beyond. The app is built using React (Next.js with TypeScript), Next.js API routes, and PostgreSQL, all hosted and deployed via Replit’s cloud environment. The platform features multi-tenant architectur...
Job Type: Hourly: $30.00 - $60.00
React Node.js JavaScript Web Development Web Design CSS PostgreSQL Replit
I'm looking for a React developer to build the frontend for a simple rules module. This project is just the UI and integration — nothing related to the rules engine itself. The module includes a list screen to show existing rules and an add/edit screen to create or update a rule. You can see the designs and full details attached. Here’s the flow of work: 1) Build the list screen with mock data 2) ...
Job Type: Fixed price
Background: I'm building parse - an LLM reputation management tool. The tool is 80% built, thanks to vibecoding and a lot of luck. Looking for a full stack developer who can: 1. Provide consultative support for debugging and resolving technical issues (e.g., API integration bugs, real-time data glitches, UI quirks). 2. Review code snippets and suggest improvements for performance, scalability, and...
Job Type: Hourly: $70.00 - $120.00
React GraphQL Database Architecture Vercel Redis JavaScript Supabase