Mid/Senior Backend Developer - Retail Media Platforms

Qualifications

• Successfully completed university degree in Computer Science, Mathematics, Physics or a related field.
• Proven experience as a Mid-level or Senior Backend Developer working in production environments.
• Strong expertise in Node.js, TypeScript and NestJS.
• Hands-on experience with AWS and cloud-native architectures, including Kubernetes and containerized workloads.
• Practical experience with Terraform, Helm and CI/CD pipelines (e.g. GitLab CI).
• Experience with Kafka or comparable messaging and streaming platforms, as well as monitoring and alerting (metrics, logging, incident response).
• Fluency in English and Polish and openness to hybrid work in the Katowice office within an international environment.

About OBI Smart Techologies

WHO ARE WE:

We are a joint venture between OBI and Reply Group, responsible for co-designing, building and operating mission-critical digital platforms for commerce, customer service, and omnichannel retail.

OUR MISSION:

"We unite technology leadership with deep retail vision to implement standardized processes and scalable digital products that drive efficient support for one of Europe’s largest DIY retailers.

Leveraging proven best practices, we advance the internationalization of products and the digital mindset of our partners, delivering consistent and business-critical solutions to support the targets of our customer."