Senior Fullstack Developer - Freelance (Ruby on Rails & React)
Monterail Sp. z o.o.
IT
Computer Occupations
Location
Athens, Attica region, Greece
Posted
July 10, 2026
Job Description
Senior Fullstack Developer - Freelance (Ruby on Rails & React)
Miejsce pracy: Athens
Technologies we use
Expected
- Ruby on Rails
- React.js
About the project
Some products you use every day without ever seeing them. This is one of those.
Our client is a well-established B2D (business-to-developer) SaaS platform -real-time infrastructure that moves billions of messages a day for developers around the world. Live chat, dashboards, collaborative apps, state synchronization: if it updates in front of your eyes, there's a good chance technology like this is running underneath.
Tech stack
React + TypeScript on the frontend, Ruby on Rails on the backend, some Node/TypeScript services, PostgreSQL...