Maksym K.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

I value long-term partnerships. 10 years Frontend Engineer exp 2 years AI/LLM exp AI-ASSISTED WORKFLOW & VELOCITY - Expert in orchestrating AI agents and coding suites: Claude, Antigravity, Warp, Ollama, OpenClaw, - - Cursor, Windsurf, Copilot, Codex. LLM architectures. - OpenAI/Gemini APIs, Replicate API, n8n workflows, RAG Pipelines, Advanced Prompt Engineering. CORE ENGINEERING & ARCHITECTURE - UI Architecture Expert: Cross-platform HTML5/CSS3 (SASS/LESS/BEM), CSS-in-JS (Styled-components). Scalable Modular system. High quality Responsive Design. - High-End Motion: SVG, Transitions, Keyframes, Three.js, Pixi.js. Reliability: Strong cross-browser debugging, attention to detail, and proactive problem-solving. - Optimization: Great SEO knowledge, site metrics and page quality (LCP, CLS, INP) - Proactive in proposing UX/UI improvements based on product. Strong product intuition and design eye - Js Vanilla, TS, jQuery. ECOSYSTEM & PLATFORMS - WordPress Expert 7 years, REST APIs/JSON, Headless CMS. - Experience with React 19 & Angular 2 ecosystems; building reusable UI libraries. - AI integration. Building Generation Pipelines. Tools: Git, Vite, Figma, Photoshop.