Mykyta Vasyliev
Software Engineer & Design Engineer - Kyiv, Ukraine (remote).
9 years shipping production web software in React, TypeScript and Node.js.
Frontend-deep, with backend architected and delivered end to end. Often the
sole design owner, executing a one-shot styleguide into a complete, coherent
interface. AI-native since 2022 - LLMs and MCP servers used as production
tooling with verification and guardrails.
Experience
- 5.5 years - core engineer on a studio live-ops platform; analytics and live-ops teams ran their experiments, session configs and feature flags through it, with role-scoped access.
- 2.5 years - built an internal ads-testing platform from scratch.
- Solo - architected and built a full-stack playable-ad platform (React, Express, PostgreSQL, MCP), with an MCP interface for agents.
Education
Master of Science - National Taras Shevchenko University of Kyiv.
Core skills
React · TypeScript · JavaScript · Node.js · Express · PostgreSQL · Vite ·
HTML5 · CSS · Design Systems · UI/UX · Figma · Motion Design · A/B Testing ·
Live-Ops · Playable Ads · three.js · WebGL · Playwright · AI Engineering ·
Model Context Protocol (MCP) · LLM integration.
Selected projects
- Kairos - game live-ops platform: A/B-testing and experiment console with live KPIs, rollout timeline and a full design system.
- AdPlayground - full-stack platform turning a git-stored playable ad into an editable, validated, exportable artifact (React, Express, PostgreSQL, MCP).
- This Portfolio - the site as a case study: a three-agent design org, Figma-extraction tooling, Claude Design-native pages and its own chrome design system.
- Inkwell - AI-journaling subscription funnel, with its own design system.
- Stride - fitness app in a dark neon shell; onboarding quiz, live paywall, activity tracking.
- Sprig - plant-care companion; task check-offs, tabbed profiles, animated growth chart.
- Provia - procurement SaaS marketing site; live form, bento and carousel, with the design system behind it.
- Orbit - Figma-to-motion pipeline decoding a static vector file into a seamless-loop production animation.
- Vitae - job-search pipeline: tailored CV variants, an agent team and persistent memory, run as files and hard rules.
- AI Production Pipelines - LLM as implementation engine, generative assets, headless QA and MCP.
- Coffee Mania - match-and-fill puzzle playable ad in one self-contained HTML file.
- Alien Invasion - 3D boss-battle playable ad; IK-driven tentacle alien, three.js in a single HTML file.
- EasyPrescience - World of Warcraft addon for Evoker utility targeting; published on CurseForge.
Contact
Email: vasylyev.nk@gmail.com · LinkedIn: linkedin.com/in/mykytavasyliev-dev