Hi there, I'm Maksym Bezruchko.

I'm a React Native Developer with over 7 years of experience in Javascript technologies, mainly in Typescript, React, React Native.

Commercial Experience

A selection of products and platforms I have contributed to throughout my professional career.

Levels Health

Health-tech
Geniusee

Large-scale health-tech application focused on metabolic health tracking and glucose monitoring.

Large-scale production application with thousands of daily active users

Key Contributions

  • Developed and maintained production features for glucose monitoring and personalized wellness insights.
  • Optimized application performance: reduced bundle size, supported Hermes, and improved re-renders.
  • Integrated GraphQL APIs, offline sync, Apple/Google Health, push notifications, and CI/CD with Fastlane/EAS.
  • Enhanced monitoring and analytics using Sentry, Datadog, and PostHog.

Technologies

React NativeTypeScriptGraphQLZustandSQLiteEASFastlaneSentryDatadog

Festicket

Event-booking
Geniusee

Event booking and festival companion platform used for live events and music festivals.

Used by thousands of festival-goers worldwide

Key Contributions

  • Led a mobile development team of 3 engineers, coordinating delivery and code reviews.
  • Developed core features for the companion platform used for live event management.
  • Improved stability and UX through technical debt reduction and ongoing feature development.

Technologies

React NativeTypeScriptExpoRedux SagaReact NavigationREST APIFirebaseStoryblok
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Personal Projects

Independent products and tools I've built, focusing on AI, education, and cross-platform experiences with real-world traction.

Chitay Web

EdTech / AI

AI-powered web platform for Ukrainian standardized exam preparation (NMT/ZNO/ЄВІ). Focuses on discovery and structured learning through SEO-driven acquisition and AI-assisted content summarization.

Traction: ~30,000 monthly website visitors

Product & Engineering Highlights

  • Full-stack implementation using Next.js and Supabase for authentication and database management.
  • Integrated OpenAI API into educational workflows for automated content explanations and summarization.
  • Developed a subscription-based monetization model and gating system for premium content.
  • Optimized for SEO and performance to scale to 30,000 monthly organic visitors.

Tech Stack

Next.jsReactTypeScriptZustandSupabaseOpenAI APIPostHogSentry

Chitay Mobile App

EdTech / Mobile

Cross-platform mobile application providing an offline-first study experience for exam preparation. Built with a focus on retention through daily engagement and localized mobile features.

Traction: ~500 weekly active users, high retention through offline usage

Product & Engineering Highlights

  • Built an offline-first learning architecture to support students in low-connectivity environments.
  • Implemented a comprehensive mobile retention loop using push notifications and study reminders.
  • Integrated AdMob for ad-based monetization and In-App Purchases for premium feature access.
  • Maintained a mobile-first UI/UX optimized for quick study sessions and daily engagement.

Tech Stack

React NativeTypeScriptReact NavigationSupabasePush NotificationsIn-App PurchasesAdMobSentry

My Certifications

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Contact

Interested in working together or discussing an opportunity? Feel free to reach out.

LinkedIn

Email