Levon Ter Minasyan

Building Node.js / TypeScript backends and REST APIs, applying applied LLM tooling through freelance and personal projects. Using AI coding agents (Claude Code, Cursor) to design and ship features end-to-end — directing and reviewing their output, not just autocompleting.

Led coordination of back end and DevOps efforts while remaining hands-on in design, implementation, and delivery. Built and maintained multiple microservices including integrations between internal systems and external services. Managed and optimized version deployments across six environments and thirteen repositories, ensuring smooth rollouts and minimal downtime. Conducted stress testing and performance validation to identify bottlenecks and ensure scalability. Upgraded core libraries, frameworks, and infrastructure tools improving security and stability. Designed and implemented CI/CD infrastructure from scratch using GitHub Actions, integrating SonarQube for quality enforcement. Increased unit test coverage to over 70% using Jest with snapshot testing. Worked with a polyglot codebase primarily focused on Node.js/React with support in Go and Java. Provided long-term support and modernization for large React/Redux frontend codebase and developed custom HTML editor plugins to streaml

Led and mentored a product development team for the Healthwatch project, delivering new features, version upgrades, and maintaining high reliability of monitoring services in the Cloud Foundry ecosystem. Directed technical strategy balancing user experience with operational needs for large-scale monitoring platforms. Designed custom monitoring and charting solutions improving application health visibility. Oversaw CI/CD infrastructure using Concourse and GitHub Actions automating build, testing, and deployments. Managed version deployments and release management across multiple environments. Delivered customer support for on-premise services resolving escalations with external clients. Integrated and managed Prometheus, Grafana, and alert managers to enhance monitoring, alerting, and incident response. Contributed to the Wavefront project handling full-stack development and participated in on-call rotations to resolve production issues.