Senior Backend Engineer - Node.js / TypeScript / NestJS (m/f/d) 🚀

Bytamic is an international IT services and Consulting company with its headquarters in Vienna, Austria and subsidiary companies in Warsaw and Poznan. We work with multinational companies and we drive digital transformation for our clients. We are truly agile, work with the latest technologies and our engineers and scrum-teams deliver state-of-the-art product development services for our clients.

Delivering with highest quality standards is key to us – therefore we focus on continuous training & education of our engineers. Role Overview For our Client, we are looking for a qualified partner for a Senior Backend Engineer to join an international project focused on modernizing, optimizing, and stabilizing a large-scale enterprise platform serving over 1 million users. The project focuses on improving system performance, reliability, scalability, and software quality while modernizing the existing backend architecture.

The technology stack includes Node.js, TypeScript, NestJS, PostgreSQL, and React, with the platform running in a Kubernetes environment. The main technical challenges involve event-driven architecture, advanced search capabilities, Data Lake integration, large-scale data processing, data consistency, and security in a multi-tenant environment. We are looking for a highly experienced, hands-on engineer who combines strong backend development skills with architectural expertise and can independently identify technical challenges, propose pragmatic solutions, and tak