Full-Stack Product Engineer

Full-Stack Product Engineer focuses on build and own core backend services for our commerce infrastructure tools, including billing, workflows, and financial operations.

What the role involves

• Build and own core backend services for our commerce infrastructure tools, including billing, workflows, and financial operations.
• Build features that integrate AI into real-world product experiences.
• Play a key role in software architecture design, including research, writing POCs for further refinement.
• Initial call with the founder (30 mins).
• Complete a take home exercise.
• Task review and pair programming with a team member (1 hour).

Skills and requirements

• 5+ years experience building service-oriented software products end to end, ideally at early-stage startups.
• Generalist mindset with experience across the full stack.

Candidate fit

• technical judgement, safe working habits, careful diagnostics, and practical problem-solving

Additional role context

• 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 infrastr.
• We're backed by Tier 1 investors: Seedcamp , 10x Founders , Connect Ventures , and are planning to raise our seed round later this year.
• 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.