Lead Product Engineer

The role

The Lead Product Engineer will anchor the engineering team by working across the full stack. You will own the quality, performance, and reliability of systems while mentoring engineers and using AI tooling to move from customer problems to shippable prototypes.

What you will do

• Take ambiguous customer problems from discovery to production
• Use AI coding tools as a daily accelerant and set standards for their use
• Define and evolve team practices for AI-assisted development
• Own technical design and trade-off decisions for your area
• Design, build, and ship features across the frontend and backend
• Lead API design and data modeling decisions
• Own the quality strategy including automated E2E, API, and regression testing
• Plan and run load, performance, and soak testing
• Own system health, define SLOs, and participate in on-call rotation
• Mentor and grow engineers across product, quality automation, and SRE practices

Required qualifications

• 8+ years of software engineering experience
• At least 2 years leading technical direction for a team or area
• Strong proficiency in at least one modern backend language (e.g., Java, Python, Go)
• Modern frontend stack proficiency (e.g., React/TypeScript)
• Proven track record building test automation frameworks (e.g., Playwright, Selenium, Postman/Newman)
• Running performance/load testing programs for high-traffic systems
• Production Kubernetes experience (EKS/GKE or similar)
• CI/CD ownership (Jenkins, GitHub Actions, ArgoCD, or similar)
• Cloud infrastructure on AWS/GCP/Azure
• Daily, disciplined use of AI coding assistants (Cursor, Claude Code, Copilot, or similar)
• Experience with monitoring/observability tooling (Grafana, Prometheus, Datadog, or similar)
• BS in Computer Science or related field, or equivalent practical experience

Nice to have

• Experience preparing systems for seasonal or event-driven peak traffic
• Infrastructure cost-optimization or cloud-migration experience
• Release engineering ownership
• Security engineering exposure
• Experience working across distributed US/India teams

About the company

Picarro is the world's leader in timely, trusted, and actionable data using enhanced optical spectroscopy. Their solutions are used in a wide variety of applications and are based on over 65 patents related to cavity ring-down spectroscopy (CRDS) technology.