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