Senior / Lead Fullstack Engineer

📋 Description End-to-end features from DB schema to API and mobile UI Internal tools, merchant and customer mobile flows Observability from day one: SLOs, alerts, dashboards Hand-off-ready systems: documented, tested, legible for future engineers 🎯 Requirements 3+ years fullstack (5+ for E3), ideally in B2C Backend: Java/Spring; Python or Go a plus Mobile: Flutter/Dart REST/GraphQL APIs; PostgreSQL, MongoDB; AWS: ECS, Lambda Microservices and event-driven architectures; CI/CD pipelines; DataDog Fluent in Spanish; working English for cross-team collaboration; AI tools daily for coding and testing 🎁 Benefits Small, senior team moving fast and debating the right things Real ownership shipping features reaching millions AI-focused culture with company-wide AI hacks Learning through workshops and architecture reviews Honest engineering culture with RFCs and real code reviews