Full-time

SENIOR FULLSTACK DEVELOPER

Posted by Nexi Digital • Katowice, Silesian Voivodeship, Poland

📍 Katowice, Silesian Voivodeship 🕒 February 17, 2026

About the Role

  • We need your support in designing, developing and operating backend and frontend systems that manage master data for merchants, terminals and related entities using TypeScript and Node.js, running natively on AWS.
  • You will work on databases and GraphQL APIs and build integrations with other systems such as merchant onboarding, billing and reporting using AWS-native services.
  • You will develop and maintain React-based user interfaces for partners and merchants as well as Node.js-based APIs for customers and other stakeholders deployed on AWS serverless infrastructure.
  • Together with your team you will design and implement AWS-native architectures that meet high reliability and scalability requirements in real-world production environments.
  • You will write and maintain production-grade frontend and backend code and deploy and operate systems in AWS using AWS CDK, native AWS services, and GitHub Actions pipelines.<...
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