P Senior Backend Developer (Node.js / Python)p Portugal | Remote (Residents in Portugal) /pp We are strengthening our team with a Senior Backend Developer to join international projects focused on building scalable APIs, microservices, and cloud-native architectures.
/pp If you have strong experience in backend development and modern distributed systems, this could be your next challenge.
/pp Key Responsibilities /pulli Design, develop, and maintain scalable REST and GraphQL APIs; /lili Define and implement microservices architectures; /lili Design and optimize relational and NoSQL databases; /lili Integrate third-party services and external APIs; /lili Participate in code reviews and contribute to architectural decisions; /lili Ensure application security standards (OWASP, OAuth2/OIDC); /lili Analyze and optimize system performance; /lili Collaborate with frontend teams and Product Owners; /lili Produce technical documentation and follow best practices.
/li /ulp Technical Requirements /pulli Strong experience with TypeScript and Node.js (primary stack); /lili Experience with Python: /lili Deep understanding of API-driven design (API-first, versioning, OpenAPI/Swagger); /lili Experience with ORM frameworks (Prisma, SQLAlchemy); /lili Experience with message brokers (Kafka, RabbitMQ, or NATS); /lili Experience with serverless architectures (AWS Lambda and/or Azure Functions); /lili Hands-on experience with Docker and Kubernetes; /lili Experience with CI/CD pipelines (GitLab CI, GitHub Actions, Jenkins); /lili Experience with at least one cloud provider (AWS, Azure, or GCP); /lili Strong knowledge of relational and NoSQL databases (PostgreSQL, MongoDB, Redis, etc.); /lili Experience working in Agile environments; /lili English (B2+) required | German is a plus.
/li /ulp Nice to Have /pulli Experience with Event-Driven Architecture and CQRS/Event Sourcing; /lili Knowledge of API Gateway solutions (Kong, AWS API Gateway); /lili Experience with SAP Commerce Cloud (Hybris); /lili Certifications (AWS Certified Developer, CKAD, or similar); /lili Knowledge of observability tools (Prometheus, Grafana, OpenTelemetry).
/li /ulp Project Context /pulli Integration in international teams; /lili Remote work model; /lili Agile environment with focus on delivery, quality, and continuous improvement.
/li /ulp Interested?
Feel free to send me a private message or share your CV: /p /p