Backend Developer (Typescript/Python)

Monks is seeking a Backend Developer to build, optimize, and maintain server-side Node.js and Python application logic, collaborating with front-end developers and stakeholders to deliver scalable backend solutions.

• Build and maintain high-performance, reliable server-side Node.js and Python logic
• Collaborate with front-end developers to integrate user-facing elements with server-side logic
• Design and implement APIs and RESTful services to industry standards
• Set up, maintain, and optimize SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis) databases
• Optimize application performance while ensuring long-term scalability and security
• Identify and resolve bugs, performance bottlenecks, and infrastructure issues
• Write clean, scalable code following Python and TypeScript best practices
• Participate in code reviews and uphold coding standards and agile methodologies
• Partner with QA, DevOps, and Product Management to deliver robust production applications
• Maintain clear, technical, and API documentation for internal and external teams

• Valid Dutch work authorisation (required)
• Bachelor's degree in Computer Science, IT, or equivalent practical experience
• Proven experience in Python and TypeScript development, with a strong understanding of asynchronous programming, type safety, modular architecture, and modern language features
• Hands-on experience with frameworks such as FastAPI, Django, NestJS, or Express
• Proficiency with containerization and orchestration (Docker, Kubernetes), microservices architecture, and cloud platforms (AWS, Azure, or GCP)
• Experience with message brokers and asynchronous processing (RabbitMQ, Kafka)
• Strong knowledge of DevOps practices, CI/CD pipelines, and version control with Git
• Proficiency with package management tools like npm, poetry, or uv
• Deep understanding of web security best practices (OWASP, JWT, OAuth2, and authentication/authorisation patterns)
• Experience with application performance monitoring, profiling tools, and modern testing frameworks
• Front-end familiarity (HTML, CSS, JavaScript/TypeScript, and ReactJS) to facilitate cross-team collaboration
• Strong analytical, problem-solving, and communication skills, with the ability to work effectively both independently and within an agile team