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

JR United Kingdom; Portsmouth; Remote; GBP 60,000 - 80,000; Full time

Job summary

A dynamic sustainability startup is seeking a Senior Full Stack Engineer proficient in Ruby on Rails and React. In this role, you'll lead development efforts while mentoring juniors and working on innovative AI-based solutions. This position offers the opportunity to work in a mission-driven environment with a focus on creating impactful, environmentally-conscious technologies.

Qualifications

• Experience with Ruby on Rails and React essential.
• Strong coding skills and backend development focus.
• Mentorship and leadership abilities are needed.

Responsibilities

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

Skills

Ruby on Rails

React

TypeScript

AI-based solutions

Job description

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

Client: Oliver Bernard

Location: Portsmouth, Hampshire, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Views: 4

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. Rapid growth with a loyal customer base. Mission-driven team where your work makes a difference.

The Role:

• Lead platform development alongside the CTO
• Write high-quality, complex code
• Mentor junior team members
• Work on AI-based solutions
• Utilize Ruby on Rails, TypeScript, React
• Familiarity with LLMs

They are eager to move quickly with this role. Please apply now if interested.