Senior Backend Developer (Node.js/TypeScript)

Relout is a place created by ambitious people with a passion for technology. We work for international projects and clients from various industries, helping startups, software houses, and enterprises to transform and scale their businesses. Our mission is to connect best-in-class, passionate engineers with fast-growing digital & technology companies. You’ll be part of the engineering organization with a strong focus on using industry standards and cutting-edge technology.🔥 We are currently looking for a Senior Backend Developer (Node.js/TypeScript) willing to join a project for our strategic client – one of the largest manufacturing companies from Sweden, offering IoT solutions and assets management. In this role you will join a team of passionate engineers responsible for development and maintenance of business critical microservices such as integrations, payments as well as user identity, authorization and access management. The company is well-established in the market, but even so, the work culture is not like in typical corporations. Teams are small and autonomous, engineers are given extensive freedom of action, and remote-first & async-first approach is promoted (spotify-derived model). The Scandinavian work culture also places a strong emphasis on work-life balance, which is promoted and shared in both the project itself and among rest of Relout teams. Responsibilities

• Develop microservices based on Typescript, Node.js for business core components.
• Design and implement automated unit/integration/performance tests
• Design and develop cloud native applications based on AWS services like Lambda, API Gateway, DynamoDB and EventBridge
• Work closely with the Architects & SRE team and follow security & reliability standards
• Collaborate with the team and drive it while ensuring high code quality and standards
• Be actively involved in designing and developing reliable & secure backend features/functions
• Work with continuously delivered (CI/CD) systems

Requirements

• Minimum 5 years of experience as a Backend Developer, with recent hands-on work in TypeScript and Node.js
• Strong commercial experience in designing and building serverless solutions and microservices architecture (distributed systems, event-driven communication, scalability, resiliency)
• Proven experience in working with cloud-based serverless environments and understanding of infrastructure implications for backend systems
• Deep understanding of test automation strategies, including practical experience in writing and maintaining e2e tests, integration tests, system and performance smoke tests
• Ability to design systems with quality in mind, ensuring high test coverage and long-term maintainability
• Good understanding of Domain-Driven Design (DDD) and building scalable, domain-oriented systems
• Experience working closely with product and design teams in small, agile, cross-functional environments (including pair programming)
• Ability to share knowledge through tech demos, workshops, and brainstorming sessions
• Experience mentoring others and providing constructive, fact-based feedback
• Team-oriented mindset with the ability to guide technical decision-making processes
• Open-minded, communicative, and focused on delivering business value
• Fluent verbal and written communication skills in Polish and English

Nice To Have

• Experience with frontend development on micro frontends architecture
• Experience with Kubernetes

We offer

• Flexible contract currency of your choice (PLN/EUR/SEK)
• Flexible work arrangements and remote work options
• Professional development and training opportunities
• Collaborative and inclusive work environment
• Opportunity to work on cutting-edge technologies and make a meaningful impact in the dairy industry
• Regular company events and integrations (meetups)
• Missing anything you like? Luxmed, Multisport? Ask us about it!