Backend Developer (Node.js)

**Senior \| Contractor (PJ) \| Remote (Home Office)** **Salary: R$14,000 /month** **Benefits:** Health Insurance Reimbursement, Total Pass, 15 days of paid leave **Responsibilities** * Develop and maintain back\-end APIs and services using Node.js and TypeScript * Design scalable and resilient solutions in AWS environments (Lambda, S3, API Gateway, EC2, SQS, RDS, DynamoDB, Amplify) * Create and maintain CI/CD pipelines in GitLab CI * Containerize applications using Docker and support orchestration strategies (Kubernetes or ECS) * Ensure code quality through automated testing, code reviews, and GitLab versioning best practices * Collaborate with product, development, and operations teams to solve complex technical issues * Document architectures, integrations, and technical processes **Technical Requirements** * Strong experience with Node.js, TypeScript, and REST API development * Hands\-on experience with AWS services and microservices/serverless architecture * Experience with Docker and container concepts * Knowledge of orchestration (Kubernetes, ECS, or similar) * Experience with CI/CD, deployment automation, and Infrastructure as Code * Experience with Agile methodologies (Scrum/Kanban) and DevSecOps practices * Experience with automated testing (Jest, Mocha, or similar) * Knowledge of SQL and NoSQL databases **Nice to Have** * Experience with event\-driven architecture * Knowledge of monitoring and observability tools (CloudWatch, Datadog, Prometheus, Grafana) * Experience with Protheus ERP or corporate integrations * Experience in high\-scale and high\-availability environments