Stealth-mode, AI-native commerce infrastructure. 

Colossal

Founded by Paul Anthony, creator and co-founder of Primer (Series B, $425M valuation), Colossal is building at the intersection of generative app development and commerce infrastructure. Think: Lovable for commerce. 
We're backed by Tier 1 investors: Seedcamp, 10x Founders, Connect Ventures, and are planning to raise our seed round later this year.
Why Colossal?We're building the world's first AI-native commerce infrastructure platform, working with bleeding edge technologies and paradigms to redefine how businesses sell online. Join our early team and help shape the future of AI commerce. We’re still in stealth, so get in touch to learn more. 🥷
What we’re looking for5+ years experience building service-oriented software products end to end, ideally at early-stage startupsA strong understanding of AI-based developer tools, methods and paradigmsGeneralist mindset with experience across the full stackStrong understanding of CI/CD, cloud infrastructure, observability, and developer toolingComfortable owning products and features end to end, and taking responsibility for performance and optimisationStrong communicator, able to distribute knowledge across the team effectively through documentation, talks, demos and presentations
What you’ll doBuild and own core backend services for our commerce infrastructure tools, including billing, workflows, and financial operationsBuild features that integrate AI into real-world product experiencesPlay a key role in software architecture design, including research, writing POCs for further refinement
How we hireInitial call with the founder (30 mins)Complete a take home exerciseTask review and pair programming with a team member (1 hour)Meet with the product team for 2-way interview (30 mins)Offer stage (including reference checks)
To apply, please send your resume and a brief intro describing your interest to: careers@colossal.fm

Full-Stack Product Engineer (AI Commerce)

What the job involves