Relock is seeking a skilled Back-end Software Developer with strong Python proficiency and solid DevOps experience to design, build, and maintain back-end services and APIs, as well as develop and operate cloud infrastructure on AWS.
Key Highlights
Technical Skills Required
Benefits & Perks
Job Description
Back-end Software Developer (Python & DevOps) @ Relock
Location: Fully remote, based in Poland, flexible working hours (CET-aligned)
Experience: 3+ years in back-end engineering (esp. Python & AWS)
Contract: B2B
Compensation: 16,000–21,000 PLN/month (+ VAT if applicable)
The Role
We are looking for a Back-end Developer with strong Python proficiency and solid DevOps experience, particularly on AWS. This is a hands-on role where you will work across application back-end development and cloud infrastructure, helping us build, scale, and operate secure, production-grade systems.
You will collaborate closely with our Product Development team to deliver reliable, secure, and high-performing services powering Relock’s platform.
Responsibilities
- Design, build, and maintain back-end services and APIs (primarily in Python).
- Develop and operate cloud infrastructure on AWS with a strong focus on reliability and security.
- Design, automate, and maintain CI/CD pipelines and deployment workflows.
- Collaborate with product developers to deliver integrated, production-ready solutions.
- Implement and maintain monitoring, logging, and alerting systems.
- Improve system scalability, performance, and operational resilience.
- Contribute to back-end and DevOps best practices, tooling, and internal standards.
Requirements
- 3+ years of experience in back-end engineering.
- Strong Python proficiency (production-grade experience required).
- Solid DevOps experience, with a strong preference for AWS.
- Experience with containerization and orchestration (Docker, Kubernetes).
- Hands-on experience with CI/CD pipelines (GitHub Actions, GitLab CI, or similar).
- Infrastructure-as-Code experience (Terraform, Pulumi, or equivalent).
- Good understanding of system reliability, security, and scalability.
- Fluent Polish and very good English (spoken and written).
- Ability to work independently in a remote setup.
Nice to have:
- Experience with Go and/or Rust.
- Background in cybersecurity, IAM, or identity-related systems.
Why Join Us
- Fully remote role with flexible working hours.
- Real ownership over both back-end systems and cloud infrastructure.
- Opportunity to work on cutting-edge identity and security technology.
- Strong engineering culture with a learning-by-doing mindset.
- Competitive B2B compensation (range to be negotiated is stated above), based on skills and impact.
About Relock
Relock is the world’s first browser-based device trust solution able to protect sessions as well as to enable true adaptive trust. Invisible to users, it achieves 100% adoption from day one, replaces alert fatigue with a clear trust signal, and integrates seamlessly with any IAM or CIAM stack.
👉 Ready to help shape the future of identity and security? Apply and join Relock.
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