LD
Lucas Domingues
@luchdom
Product Software Engineer
Passionate developer, empowered leadership and tech enthusiast. Software engineer with 13+ years building scalable systems — APIs, microservices, and product delivery. My work has powered platforms with massive reach: Nubank, one of the world's largest fintechs (130M+ customers), and Playlist, a SaaS serving 40k+ business subscribers and millions of end users.
Focus
- Product-minded delivery — balancing business outcomes, UX iteration, and user value
- Reliability & operability at platform scale
- AI-augmented engineering — strengthening AI harnesses and automating engineering loops across research, planning, implementation, and verification
130M+Customers
40k+SaaS Subs
13+Years
∞Scale
Tech Stack
.NET / C# JavaScript DDD Docker Kubernetes CI/CD Kafka RabbitMQ AWS Azure New Relic LaunchDarkly PostHog Amplitude SQL · Mongo · Redis Claude Code · Codex · Cursor Spec-Driven Dev Automated SDLC
Pinned Work