Asenium is hiring Senior Backend Developers with expertise in Node.js, Java, or Python for a hybrid position based in Lisbon.
Location : Lisbon (Hybrid – 2 to 3 days onsite per week)
Start Date : Immediate
Responsibilities :
- Design, develop, and maintain robust and scalable backend solutions.
- Integrate third-party services and APIs into existing systems.
- Collaborate closely with front-end developers, product managers, and DevOps teams.
- Ensure the performance, quality, and responsiveness of applications.
- Participate in code reviews and contribute to technical documentation.
- Troubleshoot and debug backend issues and provide timely solutions.
- Follow best practices in software development and Agile methodologies.
Requirements :
6+ years of professional experience in backend development.Proven expertise in at least one of the following : Node.js, Java, or Python.Strong knowledge of RESTful APIs, microservices architecture, and SQL / NoSQL databases.Familiarity with Docker, Kubernetes, and CI / CD pipelines.Experience working in Agile / Scrum environments.Proficiency in English (written and spoken). Portuguese is a plus.Interested candidates can send their CV in English with their daily or hourly rate to or apply directly.