Backend Engineer

Rounds is a transformative AI technology company that identifies and optimizes mobile assets. This Backend Engineer role involves leading cloud and backend systems migrations with business impact at millions of dollars scale.

• Architect, evolve, and oversee backend infrastructure transformations (NodeJS, Python and more)
• Assess complexity, outline risks, and estimate effort and timelines for migrations
• Rebuild or refactor backend/cloud components when needed, including rewriting services with AI assistance
• Utilize AI tools and agents to speed up research, refactoring, documentation, and investigations
• Design and maintain cloud environments using Infrastructure as Code (Terraform preferred) for GCP, AWS and Azure
• Build, maintain, and improve CI/CD pipelines

Must-have:

• 5+ years Backend Engineering experience
• Hands-on experience with GCP or strong AWS/Azure background with willingness to transition
• Practical experience with Terraform or similar IaC
• Strong Linux, networking, and cloud fundamentals
• Experience with Docker and containerized deployments
• Proficiency in at least one backend language (Python, Node.js, Go, Java, etc.)
• Experience with SQL and/or NoSQL databases

Nice-to-have:

• Experience with Kubernetes or other orchestration tools
• Familiarity with CI/CD platforms (CircleCI, GitHub Actions, GitLab CI, ArgoCD)
• Experience with reverse-engineering unknown systems or legacy setups
• Experience with monitoring tools (Datadog, Prometheus, GCP Monitoring)
• Background in refactoring, rewriting, or modernizing backend services

Schedule: Freelance, Full-time

Location: Remote, GMT+0/GMT+4 timezone

Interview Process: HR interview (45 min) + take-home challenge (~2 hours) + technical discussion (60 min) + final interview (60 min)