Experience and education

In production since 2018 – Upwork, product systems under NDA, marketing sites. Roles and education below.

Work Experience

U

Upwork - Full Stack AI Engineer | AI automation

Freelance2018 - Present

✅ Trusted by Clients Worldwide 🐝 8+ Years of Full-Stack Development Experience | React, Next.js, TypeScript, Node.js, AI Integrations, SQL & Databases 🤖 AI Agents, AI Chatbots, AI Assistants & AI-Powered Applications 🍋 Pixel-Perfect UI that secures million-dollar investments 🍀 Available for Long-Term Full-Time Collaboration (30 - 40 hrs/week) ✨ Have a project in mind? Send me a message to get started.

Key Achievements:

  • Core Frontend & Architecture: TypeScript, JavaScript (ES6+), React, Next.js, Angular, Vue.js; Tailwind CSS, SCSS, shadcn/ui, GSAP, Lottie, Google Maps API, Svelte, Alpine.js
  • Backend & Databases (complex backend): Node.js, Python, Flask, PostgreSQL, Prisma ORM, Docker (Containerization), API Integration & Orchestration
  • AI Integrations & Features: Vercel AI SDK, Figma-to-Code via MCP, streaming UI, AI-assisted development, AI-powered internal tools, multimodal AI
  • AI Automation & Agentic Workflows: AI agents, workflow automation, business process automation, human-in-the-loop validation, API orchestration, automated data processing, context engineering, tool/function calling, structured outputs, embeddings, vector databases
  • LLM Integrations: OpenAI & Anthropic APIs, prompt engineering, structured outputs, function/tool calling, embeddings, vector databases, context management, AI agents, multimodal AI
  • State & Data: React Query, Redux, Zustand, GraphQL, REST APIs (JSON/Data Parsing), ECharts.js, data visualization
  • Performance & Architecture: SSR/SSG/ISR, Core Web Vitals optimization, bundle size & load-time reduction, i18n/Multilingual architecture, SEO
  • Testing & Workflow: Git/GitHub, CI/CD, AWS Cloud Infrastructure (S3, CloudFront, Amplify/Serverless), Vercel, Netlify, Jest, React Testing Library, Playwright
  • Webflow
  • WordPress
  • GSAP
  • TypeScript
  • Next.js
  • React
  • Node.js
  • PostgreSQL
EN

ETNA Network - Frontend Web Developer

RemoteApr 2021 - Jul 2022
  • Alpine.js
  • Tailwind CSS
  • JavaScript
  • HTML5
  • SCSS
  • Web3
L

LexStatus - Frontend Web Developer

On-siteFeb 2019 - Nov 2020
  • WordPress
  • HTML5
  • SCSS
  • JavaScript
  • SEO

Junior Frontend JS Engineer

DAN.IT education

2020 - 2021

Intensive frontend JavaScript development program.

  • JavaScript
  • React
  • Frontend Development

JavaScript

ProCode IT

2019

JavaScript fundamentals and modern ES6+ development.

  • JavaScript ES6+
  • DOM Manipulation
  • Async Programming

HTML, CSS, jQuery - Front End Engineer

freeCodeCamp

2018 - 2019

Self-paced frontend development curriculum with hands-on projects.

  • HTML5
  • CSS3
  • Responsive Web Design
  • jQuery

Certificates & Diplomas(9)

Build Your Own AI Coding Agent Harness
Vercel Academy

Build Your Own AI Coding Agent Harness

Building with the Claude API
Claude Academy

Building with the Claude API

Responsive Web Design
SoloLearn

Responsive Web Design

JavaScript
SoloLearn

JavaScript

Next.js SEO Fundamentals
Next.js / Vercel

Next.js SEO Fundamentals

Next.js Pages Router Fundamentals
Next.js / Vercel

Next.js Pages Router Fundamentals

React Foundations for Next.js
Next.js / Vercel

React Foundations for Next.js

Next.js App Router Fundamentals
Next.js / Vercel

Next.js App Router Fundamentals

Responsive Web Design
freeCodeCamp

Responsive Web Design

Let's work together

SaaS, MVPs, and product UI on React and Next.js. Scope and timeline on a short call.

i.vynnychenko@gmail.com