Summary
Marco Dos Santos is an engineering manager and founding software engineer with 11 years of experience building high-throughput payment systems and AI-native platforms that scale to millions of users and billions of tokens. He has led end-to-end product and infrastructure efforts—architecting payment flows that handled $100M daily at Sphere and building multi-agent AI coaching systems at Titan with an 87% retention rate. Skilled across the TypeScript/React/Node.js stack and modern AI tooling (OpenAI, Anthropic, Supabase), he repeatedly takes companies from zero to production while prioritizing test-driven, reliable releases. Marco has a rare blend of hands-on engineering and hiring rigor, having conducted 1,300+ technical interviews and mentored interviewers to standardize hiring across 50+ roles. His background in production engineering and aeronautics informs a systems-minded approach to product design and operational resilience. Based in Rio de Janeiro, he enjoys tackling cross-disciplinary problems that connect hardware-level thinking with cutting-edge AI software.
11 years of coding experience
3 years of employment as a software developer
Bachelor's degree, Production Engineering, Bachelor's degree, Production Engineering at Universidade Federal Fluminense
Full Stack Developer, Web Development, Full Stack Developer, Web Development at freeCodeCamp
Bachelor's degree, Aeronautical Sciences, Bachelor's degree, Aeronautical Sciences at Pontifícia Universidade Católica do Rio Grande do Sul
Portuguese, English, Spanish