Kirill Grigorev

About Kirill Grigorev

Making the complex simple

Experience

1. Staff Software Engineer

   Zenone

   Sep 2023 — Present · CA, US

   Lead all engineering efforts for a B2B SaaS product transforming the dental industry.Own the full technology stack from AWS infrastructure to frontend applications, driving scalability, reliability, and developer efficiency.• Drove the platform’s evolution from an early-stage MVP to a high-volume SaaS product serving users and processing thousands of orders daily.• Refactored lines of legacy code in the first 6 months, significantly improving performance and readability.• Enforced static analysis, rigorous testing, and architectural consistency, reducing average PR diff size by ~50% and improving long-term code health.• Streamlined frontend architecture by migrating business logic to backend services and restructuring state management, reducing the frontend codebase by ~70% and enabling faster, simpler feature development.• Designed and implemented a unified monitoring and alerting system covering ordering, catalog management, and third-party integrations, ensuring proactive issue detection and high availability.• Built a system-wide, configurable notification framework, supporting diverse delivery channels and flexible business rules.• Optimized and maintain a scalable cloud architecture, halving infrastructure costs while supporting seamless operations and rapid, reliable deployments.• Engineered a pricing service managing ~10M personalized price points across customers and distributors with controlled staleness for optimal cost and performance.• Optimized database performance and growth strategy to support increasing load and data volume.

Education

• Voronezh State University

  Master's degree, Physics