🚀
Sam Rivera
@sam
Founding engineer. Full-stack generalist who's seen things. 3 exits.
15,600 XP
6 skills
6.5 avg level
Skill Tree
🏗️
Lv.9System Design
Engineering
Grand Master
Published thought leader in distributed systems.
5,200 XP
🔨CTO at Series C startup — scaled to 50M users
📝Blog series on distributed systems — 200K readers
💬
Lv.7Communication
Soft Skills
Expert
Conference keynote quality. Published author or speaker.
2,450 XP
📝Substack newsletter — 30K subscribers
🔷
Lv.6TypeScript
Engineering
Advanced
Contributes to DefinitelyTyped. Understands TypeScript internals and variance.
1,650 XP
🔨Authored open-source TypeScript monorepo tooling (6K stars)
🐍
Lv.6Python
Engineering
Advanced
Python internals knowledge. Writes C extensions or CPython patches.
1,650 XP
🔨Python backend systems at three companies
🎯
Lv.6Product Management
Product
Advanced
Sets product vision and multi-year roadmaps.
1,650 XP
🔨Wore PM hat at all 3 early-stage companies
✨
Lv.5LLM Engineering
AI / ML
Proficient
Fine-tunes models. Architects production LLM applications with evals.
1,050 XP
🔨Built AI-first code review platform (current company)
📤
Share your skill tree
Generate a beautiful PNG card with your top skills and QR code.
Generate share card →