Hi there, I'm Maksym Bezruchko.
I'm a React Native Developer with over 9 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-techLarge-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
Festicket
Event-bookingEvent 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
Personal Projects
Independent products and tools I've built, focusing on AI, education, and cross-platform experiences with real-world traction.
Chitay Web
EdTech / AIAI-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
Chitay Mobile App
EdTech / MobileCross-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
My Certifications
- IELTS Preparation (Upper-Intermediate)
Completed on September 17, 2026 · 30 hours
Upper-Intermediate level IELTS exam preparation course with Englishdom, covering strategies and practice for the Listening, Reading, Writing, and Speaking sections.
IELTSEnglish ProficiencyExam Preparation - Building with the Claude API
Completed on August 2, 2026 · 8.1 hours
Hands-on course on integrating Claude into applications via the Anthropic API — covering core API operations, advanced prompting, tool use, retrieval-augmented generation, and building multimodal, agentic systems.
Claude APILLM IntegrationPrompt EngineeringAI Development - Claude Code in Action
Completed on June 10, 2026
Covers running long, autonomous Claude Code sessions — steering extended work, configuring instructions and rules, automating repeated tasks, and verifying unsupervised runs.
Claude CodeAI AgentsDeveloper Tooling
Contact
Interested in working together or discussing an opportunity? Feel free to reach out.