Senior Full Stack Engineer (Ruby on Rails/React.js)

JR United Kingdom; Belfast; Remote; GBP 55,000 - 85,000; Full time

Job summary

A dynamic sustainability startup is seeking a Senior Full Stack Engineer skilled in Ruby on Rails and React. In this fully remote position, you will lead platform development and mentor junior developers. This role offers a chance to contribute to tech for good, working on impactful AI-based solutions.

Qualifications

• Experience with Ruby on Rails and React is essential.
• Proficiency in TypeScript is beneficial.
• Familiarity with AI-based solutions is a plus.

Responsibilities

• Lead platform development alongside the CTO.
• Write high-quality, complex code.
• Mentor junior team members.

Skills

Ruby on Rails

React

TypeScript

Mentoring

Job description

Senior Full Stack Engineer (Ruby on Rails/React.js), Belfast

Client:

Oliver Bernard

Location:

Belfast, United Kingdom

Job Category:

Other

EU work permit required:

Yes

Job Views:

5

Posted:

31.05.2025

Expiry Date:

15.07.2025

Job Description:

Senior Full Stack Ruby Engineer - Tech For Good - Fully Remote

Industry: Tech for Good (Sustainability)

Location: Fully Remote with London base for those nearby

Tech Stack: Ruby on Rails, TypeScript, React — Full Stack with backend focus

The Company: A dynamic sustainability startup making impactful, environmentally-conscious solutions. Rapidly growing with a loyal customer base, they are leading in their field. This is a mission-driven team where your work will make a real difference.

The Role:

1. Lead the platform development alongside the CTO
2. Write high-quality, complex code
3. Mentor junior team members
4. Work on AI-based solutions
5. Utilize Ruby on Rails, TypeScript, React
6. Familiarity with LLMs is a plus

They are moving quickly with this role, so apply now if interested.

Note: If you are not a passport holder of the country for the vacancy, you might need a work permit. Check our Blog for more info.

Applicants should apply via the 'Apply now' button. Bank or payment details should not be provided during application. This job was created on 31/05/2025 by JR United Kingdom.