Description

I am a Full-Stack AI Engineer with over a decade of experience in the tech industry. After leading teams of up to 15 people at companies like Shopify and Klarna, I've transitioned back to hands-on full-stack development. My expertise spans Generative AI, Mobile (React Native), Web, and Developer Experience, with a background that includes both early-stage startups and BigTech.

Industry field of expertise

Languages

English
Native or bilingual
Ukrainian
Native or bilingual
Russian
Native or bilingual
German
Basic

Workplace preferences

Can work on-site

Berlin (up to 50km)

Self-Employed
Full-Stack AI Engineer
DIGITAL AND IT
February 2024 - Today (2 years and 4 months)
Berlin, Germany
Consulting and building my own projects in the field of generative AI.
Worked on:
- Telegram bot for image generation (FLUX LoRA, model fine-tuning, Llama)
- Day-to-day task automation tool (OpenAI, LangChain)
- Telegram bot for Vipassana meditators (OpenAI, LangChain, LangSmith)
React.js Typescript Spring PostgreSQL Langchain OpenAI Material Design MySQL TypeORM
Shopify
Engineering Group Manager - Shop Infrastructure Group
E-COMMERCE
May 2022 - June 2023 (1 year and 1 month)
Berlin, Germany
Directly led three teams forming the Shop Infrastructure Group.
Our primary focus was to develop and maintain the infrastructure of the Shop app.

• Unified tools, patterns, and infrastructure across multiple backend codebases
• Established reliable metrics for the Shopify Shop app's boot and screen navigation, enabling teams to speed them up by up to 70%
• Reduced Shop app boot time by approximately 30%
• Developed a suite of E2E smoke tests to ensure the main branch remains functional at all times
• Provided consistent support for 40+ teams My responsibilities:
• Developed the roadmap and long-term vision for the Shop Infra Group
• Enhanced the on-call process across the Shop department
• Established development processes and best practices
• Mentored team members for individual career growth
• Oversaw the technical direction and architecture of our systems

Group size: 15 people
React Native Typescript Ruby on Rails React.js Node.js
Klarna
Engineering Manager - App Performance Tooling team
BANKING AND INSURANCE
April 2021 - April 2022 (1 year)
Berlin, Germany
• Built tooling that enabled a 60% decrease in Klarna's React Native app load time
• Built tooling preventing performance regressions My responsibilities:
• Combined Engineering Manager and Product Manager roles
• Set up processes and development practices
• Individual career development of team members
• Oversaw technical direction and architecture of our systems

Direct reports: 6 software engineers
React Native Android iOS Node.js Typescript Appium