Petro Kuzmychev's CV

Petro Kuzmychev aka johnnykramer

Full-Stack Software Engineer

Currently in Batumi, GE (UTC+4)

Summary

I'm a Full-stack engineer with 10+ years in the industry. I've launched 20+ SaaS and Fintech products, working with international teams. My main toolkit is: React, TypeScript, Node.js. I focus on practical architecture and product delivery, guiding projects from the first commit to production release.

Skills

  • JavaScript
  • TypeScript
  • React
  • Next.js
  • Node.js
  • Express.js
  • Hapi
  • Angular 19
  • Astro
  • Tailwind
  • Zustand
  • AWS
  • GCP
  • Google Vertex AI
  • Google Imagen
  • OpenAI API
  • Meteor
  • Gatsby
  • Ethers.js
  • web3.js
  • Solidity
  • Hardhat
  • Truffle
  • Waffle
  • MongoDB
  • MySQL
  • PostgreSQL
  • Redis
  • Mocha
  • Chai
  • PM2
  • Github Actions
  • and so on...

Work Experience

DataArtDataArt

2026 - Present

Full-Stack Software Engineer

  • Remote

PozitiFF Company s.r.oCzech Republic

2017 - 2025

Senior Software Engineer → Tech Lead

  • Built web applications from scratch and took a lead role on several complex projects — from prototypes to production launches;
  • Delivered SaaS platforms and integrated third-party services, paying close attention to scalability and performance in production;
  • Turned rough client requests and early napkin sketches into structured plans and working products;
  • Managed several projects at once, keeping the team organized and hitting key deadlines;
  • Created technical documentation and onboarding guides so features could be shipped and adopted smoothly across teams;
  • Built POCs and MVPs to validate customer demand and drive product strategy;
  • Remote

ToreadorCanada

2018 - 2018

Frontend Engineer

  • Developed and maintained UI components for a crypto trading application using React and TypeScript;
  • Implemented unit tests for frontend code, ensuring high test coverage and reliability;
  • Followed team coding conventions and best practices to ensure consistency and quality;
  • Remote

ControlioCanada

2017 - 2017

Backend Engineer

  • Developed and maintained backend services for a cross-platform mobile application;
  • Performed coding, documentation, and unit testing, ensuring reliability and performance;
  • Remote

China Trip of Garden International Tour Co.,LtdChina

2015 - 2017

Software Engineer

  • Maintained and upgraded legacy PHP and ASP.NET projects;
  • Developed new web applications with JavaScript and PHP;
  • Conducted data scraping and analysis for business and SEO strategies;
  • Managed and created content for social media platforms;
  • Provided technical support and training on software tools;

Odesa National Medical UniversityUkraine

2011 - 2015

IT Engineer

  • Facilitated transition to electronic document management;
  • Implemented and managed institutional library repository and electronic library system;

Education

Odesa State Environmental University 🇺🇦

2012 - 2014
Bachelor of Computer Science

Odesa College of Industrial Automation and Information Technologies 🇺🇦

2008 - 2012
Specialist of Computer Science

Languages

  • English (B2)
  • Ukrainian (Native)
  • Russian (Native)