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

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 Experience with AI-powered development tools Knowledge of DynamoDB or other document databases Experience with streaming and event-driven architectures Job no. JOB-9YPPW 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. … mais Pesquise vagas mais rápido com Premium Acesse informações sobre empresas, como prioridades estratégicas, tendências de número de funcionários e muito mais Jonatas e outros milhões de usuários têm contas Premium Reative o Premium Aproveite o suporte 24 horas e cancele quando quiser.