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Sii Polska

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Senior Node.js Developer (f/m/x)

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Description

Technologies tools

Must have
Node.js REST AWS Terraform AWS Lambda GitHub CI/CD Linux Amazon SQS
Nice to have
AI Tools DynamoDB

We are looking for a skilled Senior Node.js Developer to join an international team developing and enhancing a strategic integration platform connecting business-critical systems and data platforms. In this role, you will be responsible for designing, developing, and maintaining integration services while supporting platform reliability and scalability. You will collaborate with global engineering and architecture teams to modernize existing solutions and build new integration capabilities.

Your tasks
  • Developing and enhancing integration services and APIs to support business-critical applications and data platforms
  • Maintaining and supporting production integrations while ensuring platform stability and reliability
  • Investigating and resolving integration, data flow, and platform-related issues to improve service quality
  • Designing and implementing REST APIs and modern integration solutions across distributed systems
  • Building and maintaining AWS-based infrastructure and integration components using Terraform and serverless services
  • Improving platform reliability, observability, scalability, and performance through engineering best practices
  • Collaborating with global architecture, product, and engineering teams on technical solutions and platform evolution
Requirements
  • Minimum 5 years of commercial experience in Node.js development
  • At least 2 years of experience in system and data integration, including data analysis and transformation
  • Proven experience with distributed systems and a solid understanding of design patterns supporting scalability, reliability, and robustness
  • Hands-on experience in designing and implementing REST APIs and building integration solutions
  • Experience with AWS services (especially Lambda and SQS), Terraform, and Infrastructure as Code practices
  • Solid knowledge of GitHub workflows and CI/CD practices, basic Linux command-line skills, and shell scripting
  • Fluent English and residency in Poland
Nice to have
  • Previous work with AI-powered development tools
  • Knowledge of DynamoDB or other document databases
  • Experience with streaming and event-driven architectures

Job no. JOB-AYYZ2

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.



Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

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