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Tezos is the product of many organizations and individuals across the globe working together on an open-source project.

Fullstack in Social Startup

Madfish

Madfish

Software Engineering
Remote
Posted on Nov 28, 2025

About Us

We launch a social impact startup building a platform that connects passionate newcomers with nonprofits and mission-driven initiatives worldwide. Our mission is to create meaningful opportunities where emerging talent can contribute to important causes while rapidly developing real-world skills in a supportive, collaborative environment.

Junior Full-Stack Developer (Remote, Part-Time)

Join a small, close-knit team working on a product that already powers hundreds of nonprofits and helps thousands of newcomers across the globe.

This is a flexible, fully remote opportunity designed for motivated junior developers who want to accelerate their careers by working on a real codebase with real users and real impact.

What You’ll Be Doing

  • Building new features end-to-end using React.js (Next.js) on the frontend and Node.js/Python + PostgreSQL on the backend
  • Collaborating daily with designers and developers via GitHub, Slack, and Notion
  • Writing clean, tested, and well-documented code that ships to production immediately
  • Participating in code reviews and pair programming sessions
  • Improving performance, accessibility, and UI/UX of the platform

Tech stack you’ll work with: TypeScript · Next.js · React · TailwindCSS · Node.js · Python · Prisma · PostgreSQL/Supabase · Vercel · GitHub Actions

What We’re Looking For

  • Strong knowledge of JavaScript/TypeScript and modern React (hooks, context, etc.)
  • Basic to intermediate experience with Python or Node.js (Express/Fastify) and REST/GraphQL APIs
  • Comfortable with Git and pull-request workflows
  • Eager to learn, ask questions, and iterate quickly
  • Good written communication skills and ability to work independently

Bonus points for experience with: Next.js, Prisma, TailwindCSS, Supabase

What You’ll Get

  • Hands-on experience shipping code used by real organizations and users worldwide
  • Direct mentorship from experienced developers
  • Concrete projects and features to showcase in your portfolio
  • Written testimonials and proof of impact from nonprofit partners (perfect for future job applications)
  • A strong recommendation letter from the dev team when you’re ready to move on
  • The deep satisfaction of seeing your work directly help nonprofits achieve their missions

Working Hours

10–20 hours per week – completely flexible (We happily work around your studies, timezone, or other commitments)

Location

100% remote – work from anywhere in the world

If you’re excited to grow fast, write production code that matters, and make a real difference—we’d love to meet you!

Little Test Task is requied (5 minutes, just for verify your match)