Backend Tech Lead (Remote, Contract)

We are seeking a Backend Tech Lead to join our team. The role involves defining architecture and standards, delivering features end-to-end, and consistently raising the bar for reliability, security, and delivery speed.

Requirements

• Reliability, Security & Ops: Harden CI/CD, build/test containers, and deploy via Helm to AWS.
• Tech Lead Responsibilities: Own architecture decisions, drive code quality, break down work, and mentor engineers.
• Required Stack:.net, PostgreSQL, Redis, MognoDB, OpenAPI 3, GitHub Actions, SQS, EventBridge/Lambda, or Celery.
• 3+ years building production systems; 2+ years in a lead/ownership role.
• Real experience running things in production: CI/CD, Docker, monitoring, and incidents.
• Deep understanding of RBAC, session/auth flows, and security basics (OWASP-minded).
• Comfortable with async/event-driven patterns: queues, schedulers, retries, idempotency.
• Clear documentation, good tradeoffs, and keeping stakeholders in the loop.
• Upper-intermediate level of English or higher.
• Fluent Ukrainian and/or Russian language.