S

Senior Full-Stack Engineer

Spectrum Search • United Kingdom
Visa Sponsorship
This Job is No Longer Active This position is no longer accepting applications

Early engineering hire at an AI developer tools company building cloud-based infrastructure for AI-native software engineering workflows. Take full-stack ownership across backend systems, frontend product development, and cloud infrastructure using TypeScript, Cloudflare Workers, and GCP. Requires strong production TypeScript experience, comfort with limited process and high autonomy, and ability to ship features from concept to production.

Key Highlights
Early-stage engineering hire with broad technical and product ownership across the platform
Full-stack role using TypeScript, Svelte, Go, Cloudflare Workers, Durable Objects, and Google Cloud Platform
On-site in London five days per week with potential future relocation to San Francisco
Visa sponsorship and visa transfers available
Work directly with founding team and incorporate user feedback into product development
Key Responsibilities
Design, build and ship core product functionality across the full stack
Develop production systems using TypeScript with exposure to Svelte and Go
Build and maintain cloud infrastructure using Cloudflare Workers, Durable Objects, and Google Cloud Platform
Improve backend performance, reliability, and overall user experience
Work on real-time and collaborative product functionality
Own product areas from user requirements and technical design through to deployment
Work directly with users and incorporate feedback into product development
Contribute to architecture decisions and engineering standards as the team expands
Use AI coding tools extensively as part of day-to-day software development
Technical Skills Required
TypeScript Full-Stack Engineering Cloud Infrastructure
Benefits & Perks
Visa sponsorship available
Visa transfers supported
Potential relocation to San Francisco
Nice to Have
Experience building developer tools or AI-native developer products
Experience with Cloudflare Workers or Durable Objects
Experience building real-time, collaborative, or live product experiences
Experience designing sandboxed or security-sensitive systems
Experience with Svelte or Go

Job Description

Spectrum Search is partnered with a well-backed AI developer technology company building cloud-based infrastructure for modern AI-assisted software engineering. The company is expanding its founding engineering team and is looking for a product-minded engineer to take significant ownership across the platform.

About the opportunity

This is an early engineering hire within a small, founder-led team developing infrastructure for AI-native developer workflows. The role offers broad technical ownership across backend systems, frontend product development and the underlying cloud platform.

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