Dmitrii Frolov'S CV

Dmitrii Frolov

Senior Fullstack Engineer

My name is Dmitrii and I'm a Senior Fullstack Engineer with 10+ years of experience building and scaling web products with React, Next.js, TypeScript, Node.js and Python. Currently building production voice AI agents (up to 10,000 sessions a day): agent harness, multi-model LLM integration, context engineering and LLM evaluation. Cut Total Blocking Time by 80% with Next.js SSR optimization, built event-driven microservices on Kafka for travel inventory aggregation, and scaled a real-time WebRTC video platform to 1,000+ concurrent sessions. Comfortable owning features from technical design to production monitoring.

FrontendTypeScript, JavaScript, React, Next.js, Vue.js 3, Redux & RTK, TanStack Query, Zustand, Zod, Tailwind CSS, Google Charts, micro-frontends (Single-SPA, Module Federation), design systems, Core Web Vitals, Lighthouse, Accessibility (WCAG)Backend & APIsNode.js, NestJS, Express.js, Python, FastAPI, REST API, GraphQL, WebSockets, SSE, WebRTC, Kafka, event-driven microservices, Firebase, Directus (headless CMS)AI & LLMLiveKit Agents, Google Gemini Live API, Alibaba Qwen Omni Realtime, multi-model LLM integration, tool calling, context engineering, LLM evaluation, LLM-as-a-judge, LangfuseCloud, CI/CD & MonitoringAWS (S3, EC2), GCP, Docker, GitHub Actions, Jenkins, Bitbucket Pipelines, Sentry, Kibana, Workato

Timeline

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PRESENT

Novakid / AI Tutor

Senior Fullstack Engineer

A gamified EdTech app where kids practice English with a voice AI tutor between live lessons.

Simplenight

Senior Fullstack Engineer

A Travel & Hospitality SaaS booking platform that aggregates hotel, flight and event inventory from multiple suppliers into one search and booking flow.

Getsitecontrol

Senior Fullstack Engineer

A MarTech & e-commerce SaaS platform used by 58,000+ marketers and brand owners to build website forms, pop-ups and promo widgets in a no-code editor and run email marketing campaigns.

Novakid

Senior Frontend Engineer / Tech Lead

An EdTech online English school for kids with one-on-one video lessons in the browser, an interactive whiteboard with games and animations, and device checks before each lesson.

ASDTech

Frontend Engineer

A white-label cloud storage platform (Cloudike) that telecom operators, including Vodafone, offer to their subscribers on web and mobile.

Contacts

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Want to say hello? Want to know more about me?
Drop me an email and I will get back to you as soon as I can.

dmitri.frolof@gmail.com

@dmitrifrolof