Senior Python & Node.js Backend Engineer – Security Platform

Unleash innovation in security — shape the future of cyber defense!
Krakow-based opportunity with hybrid work model

As a Senior Python & Node.js Backend Engineer, you will be working for our client, a leading player in the cybersecurity industry, dedicated to building cutting-edge security platforms that protect organizations worldwide. You will contribute to developing innovative solutions that enhance digital safety, automation, and reliability—driving the next generation of security technology.

Your main responsibilities:

• Hands-on development of high-quality, production-grade backend services in Python (Django) and Node.js (TypeScript/NestJS).
• Architect scalable, secure solutions on Google Cloud Platform (GKE, Cloud Run, Pub/Sub) and optimize PostgreSQL database performance.
• Lead the lifecycle management of cloud-native services, ensuring resilience, observability, and cost-efficiency.
• Design and implement OAuth2/OpenID Connect flows within GCP environments.
• Translate business opportunities into effective technical solutions.
• Develop automation to improve deployment, monitoring, and maintenance processes.
• Mentor team members and promote engineering best practices.
• Stay updated with the latest industry trends and share knowledge across teams.

You're ideal for this role if you have:

• At least 6 years of experience in backend development or related fields.
• Deep expertise in Python (Django) and Node.js (TypeScript/NestJS).
• Hands-on experience with GCP services (Cloud Run, GKE, Filestore) and Infrastructure as Code (Terraform).
• Strong understanding of security principles, including zero trust models.
• Ability to build scalable, high-performance backend services, including some experience with Go or similar languages.
• A full-stack understanding with a focus on backend systems.
• Proven track record of creating secure, reliable, and efficient backend solutions.
• Demonstrated mastery in your technical discipline and a passion for engineering excellence.

It is a strong plus if you have:

• Experience with Go, Rust, or other emerging languages.
• The ability to identify problems or opportunities and engineer effective solutions.
• Respected for your craftsmanship, not just your ideas.
• A holistic view to complex problem solving.

Language Required for the role:

• Fluent English (written and spoken)

Eligibility for the role:

• Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER
Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.