---
title: Senior Full Stack Engineer (Ruby on Rails + React/TypeScript) at MissionHire
description: #vacancy #fullstack #ruby #react #typescript #remote**
---

# Senior Full Stack Engineer (Ruby on Rails + React/TypeScript)

**Company:** MissionHire  
**Location:** Remote, EU  
**Posted:** 2026-09-29  
**Apply by:** 2026-11-13

**Tags:** typescript, react, fullstack

[Apply / View original posting](https://t.me/Pol_relocation/57415)

## Job description

#vacancy #fullstack #ruby #react #typescript #remote**

Senior Full Stack Engineer — Ruby on Rails + React/TypeScript**

__Candidate’s Location: European Union (EU)__
__Format: Remote__
__Employment Contract: B2B__
__Salary Range: To be discussed during the interview
Company: MissionHire__

We're looking for a Senior Full Stack Engineer to join an established international B2B SaaS product company.

✍️**What you'll work on:**
- Build features across the stack using Ruby on Rails and React/TypeScript
- Build and evolve GraphQL APIs
- Develop and maintain integrations with third-party platforms
- Own features end-to-end: from technical and product decisions to release and production
- Take part in architecture and refactoring decisions
- Work with a mature production system and help it grow

👀**What we're looking for:**
- Strong commercial experience with Ruby on Rails
- Strong React + TypeScript
- Solid PostgreSQL knowledge, including schema design and query optimization
- Hands-on experience building and working with GraphQL
- Experience integrating third-party APIs
- Strong engineering practices: testing, code reviews and documentation
- Ability to take ownership and work independently in a distributed team
- Languages:
English - B2, used for documentation, tickets and company-wide communication
Russian — fluent, used for day-to-day communication within the engineering team

👍 **Nice to have:**
Go, Sidekiq or similar background job systems, experience breaking down monolithic applications into services, feature flags, OAuth and social media API integrations.

✅**What we offer:**
- Flexible working hours
- 28 days of paid vacation
- Regular performance and compensation reviews
International B2B SaaS product
- Strong product and engineering team

Hiring process: Recruiter intro → 3 interviews with the team → offer

@irinakarabukhina

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