job specification

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