Senior Backend Engineer

Sobre la vacante

We're seeking a Senior Backend Engineer who thrives in the chaos and excitement of a fast-moving startup environment. You'll join our scrappy team to help scale our GraphQL API platform serving dealerships and financial institutions across North America. This role requires someone comfortable with ambiguity, rapid iteration, and wearing multiple hats. You balance scrappiness with engineering excellence - knowing when to ship fast and when to build for scale.

Lo que hará

• Design and implement scalable GraphQL APIs using PostGraphile and PostgreSQL
• Develop and optimize complex SQL queries and database schemas with proper indexing
• Build and maintain background job processing systems and webhook handlers
• Architect plugin-based resolver systems for domain-specific business logic
• Build CRM integrations and ETL pipelines with proper data synchronization
• Deploy and manage containerized applications on AWS ECS using CDK
• Implement CI/CD pipelines with automated testing and deployment strategies
• Write comprehensive unit and integration tests using Jest
• Conduct code reviews, mentor junior developers, and set coding standards
• Debug complex production issues across distributed systems

Lo que buscamos

• 5+ years of backend development experience with Node.js/TypeScript
• Strong expertise in PostgreSQL - complex queries, performance optimization, and migrations
• Production experience with GraphQL APIs (PostGraphile experience is a plus)
• Solid understanding of AWS services (ECS, Lambda, S3, Cognito, SES)
• Experience with background job processing and event-driven architectures
• Proficiency in Git workflows and collaborative development practices

Deseable

• Experience with financial services, lending, or automotive industry
• Knowledge of credit bureau APIs and identity verification systems
• Familiarity with CRM platforms
• Experience with real-time communication (Twilio, SendGrid)
• Understanding of compliance requirements (PCI, SOC2, data privacy)
• AWS certifications
• Startup experience - you've thrived in ambiguous, resource-constrained environments