• Own backend systems and infrastructure end-to-end, from design through deployment and scaling • Build performant, reliable APIs and services that power core financial products • Design and implement scalable architectures on AWS using Node (TypeScript) • Make pragmatic tradeoffs between speed, reliability, scalability, and maintainability • Ship production code frequently while maintaining high quality standards • Help establish technical patterns and best practices for the engineering team • Interface effectively with product engineers and other stakeholders

• Implementar y configurar soluciones de identidad digital basadas en Keycloak y otros IDP open source. • Desarrollar microservicios con Spring Boot / Spring WebFlux que consuman y propaguen tokens de identidad. • Integrar mecanismos de autenticación y autorización (OAuth 2.0, OIDC, PKCE, JWT/JWKS) en aplicaciones. • Desplegar y operar contenedores en Kubernetes sobre AWS, con énfasis en disponibilidad y seguridad. • Configurar y mantener pipelines CI/CD en AWS con buenas prácticas de gestión de secretos. • Implementar y tunear capas de caché con Redis/Valkey/ElastiCache para sesiones y tokens. • Participar activamente en revisiones de seguridad, diseño de flujos de autenticación y troubleshooting.

• Design and develop scalable integrations between internal systems and third-party platforms. • Build and maintain backend services using .NET, C#, Node.js, Python, and Django. • Write clean, maintainable, and easy-to-understand code. • Participate in architecture discussions and contribute to technical designs. • Review peers’ code and provide constructive feedback. • Mentor engineers and promote knowledge sharing across the team. • Troubleshoot and resolve complex production issues. • Apply risk-based technical decision-making throughout the software lifecycle. • Ensure automated testing is implemented across all levels of the test pyramid. • Create technical documentation and communicate solutions through written and verbal presentations. • Collaborate with Product and Engineering teams in a distributed environment.

• Design, build, and maintain scalable FastAPI services and RESTful APIs across auth, scheduling, payments, insurance, messaging, and clinical workflows. • Build APIs for AI consumption, well-documented, secure endpoints that AI agents and internal tools can call reliably in production. • Contribute to member-facing web (TypeScript, React, Next.js) and support iOS and Android teams on API contracts and integration debugging. • Architect PostgreSQL schemas (RDS/Aurora), write Alembic migrations, and optimize queries; utilize Redis for performance optimization. • Implement async workflows with Celery, RabbitMQ, and Redis for webhooks, notifications, and background processing. • Monitor and debug production systems using Datadog and Sentry. • Write pytest and frontend tests; update Playwright E2E when product flows change. • Contribute to GitHub Actions CI/CD for automated testing and safe deployment.