FullStack Senior (Bank experience)

The Role We are looking for a technical expert who thrives in complex architectural environments. You will design and implement robust, high-performance applications using a modern stack centered on Node.js and React. Technical Stack Backend Core

• Runtime & Frameworks: Node.js (v18+), NestJS, and TypeScript.
• Monorepo: Experience with Turborepo.
• Testing: Proficiency in Jest (Unit & Integration).
• Databases: Hands-on with MS SQL Server, MongoDB, and PostgreSQL.
• Caching & Messaging: Redis, Kafka, and/or RabbitMQ.
• DevOps: Docker, Git, and REST API design.
• Security: Deep understanding of OAuth2, JWT, and OIDC.

Frontend Core

• Library: Advanced React.js proficiency.
• Integration: Connecting complex backend architectures with seamless, responsive

UI components. Nice to Have (Preferred Skills)

• Fintech: Experience with Jack Henry or Q2 app platforms.
• Architecture: Mastery of Event-driven architecture, CQRS + Event Sourcing, Saga

Pattern, and API Gateways.

• Strategy: Experience with Strangler Fig pattern and Trunk Based Development.
• Methodology: Strong adherence to SOLID principles and Domain-Driven Design

(DDD).

• Data: Familiarity with Avro Schema and Protobuf. Key Responsibilities

• Develop and maintain scalable, end-to-end features for high-traffic environments.
• Collaborate with cross-functional teams to define architectural patterns.
• Ensure high code quality through rigorous testing and code reviews.
• Participate in the full SDLC within an Agile environment.

Working Conditions

• Location: 100% Remote.
• Base Country: Must be located in Brazil.
• Employment Type: Full-time