Senior Backend Developer (Node.js)

IThouse connects IT specialists with projects aimed at modernizing systems used daily by millions in Poland, cooperating with public institutions and commercial companies. The company also executes ambitious R&D projects involving technology, artificial intelligence, and innovation, including work for Samsung.

• Minimum 5 years of experience as a Backend Developer.
• Practical experience with Node.js and Express.js.
• Understanding of modern microservice architectures and experience implementing them in Azure.
• Knowledge of Docker and Kubernetes.
• Experience working in cloud environments, preferably Azure.
• Solid architectural understanding of web applications, including performance, quality, and security aspects.
• Experience with PostgreSQL databases.
• Experience creating and integrating RESTful API.
• Familiarity with version control tools such as Git.

• Creating and managing databases ensuring optimal operation.
• Designing and implementing scalable and efficient backend applications.
• Integrating external systems and APIs.
• Collaborating with frontend developers to ensure application consistency and performance.
• Conducting unit and integration testing to ensure code quality.
• Maintaining and updating technical documentation.
• Monitoring and optimizing backend system performance.
• Troubleshooting technical issues and supporting debugging processes.