Node.js Developer (f/m/x)

We are building a large-scale, cloud-native SaaS platform and are looking for an experienced Node.js Developer to join our engineering team. If you enjoy designing distributed systems, working with modern serverless technologies, and solving complex technical challenges, this role is for you.

Your tasks

• Design and build backend services in Node.js/TypeScript
• Create and maintain REST and GraphQL APIs
• Implement multi-tenant SaaS logic and data isolation
• Develop serverless solutions on AWS
• Ensure platform security, reliability, and performance
• Collaborate closely with the engineering team on-site
  
  

Requirements

• At least 5 years of experience as a Node.js Developer
• Experience in building large-scale distributed systems
• Very good knowledge of TypeScript/Node.js
• Hands-on experience with AWS serverless architecture
• Experience with multi-tenant SaaS platforms and account isolation patterns
• Ability to design APIs (REST + GraphQL)
• Willingness to work on-site in Gdańsk (working from the office 3 days a week)
• Fluent Polish required
• Residing in Poland required
  
  

Job no. 260421-YWL01

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.

Benefits For You

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well-equipped offices

MySii app

Medical care