Mark Hudzovskyi

Hi, I'm Mark 👋

Software Engineer. I love building things and helping people.

MH

About

With 6 years in software engineering across web and mobile, I’ve grown into a product-focused Full‑Stack Engineer (React/Next.js, Node.js, Flutter) who ships fast, stable releases and scales early‑stage products. Proven by launching public-facing apps, leading architecture and data flows, and driving outcomes like 100+ first customers, multi‑state U.S./Canada rollouts, and 2,228% revenue and 4,116% traffic growth. #ProblemSolving #Startups #Growth #FullStackDev #Web #Mobile #Product

Work Experience

Diadia
Startup
Healthcare

Jul 2024 - Present

Software Engineer

Shipped the public website and led major areas across web (Next.js) and mobile (Flutter), helping grow from 0 to 100+ first customers through rapid UI/UX iteration. Implemented key features, testing/debugging, and performance tuning to support expansion across 5 U.S. states with stable, fast releases. Standardized stack and patterns (TypeScript, Next.js, Flutter, PostgreSQL, Django) to balance delivery speed with maintainability and scalability.

Pandahub
Startup
Growth

Oct 2023 - Oct 2024

Software Engineer

Built the entire frontend for web and mobile (Flutter) and a scalable backend (Node.js, TypeScript, Firebase), integrating Stripe and analytics. Implemented core logic, authentication, and real-time data sync, contributing to revenue +2,228% YTD and traffic +4,116%, enabling expansion across 9 U.S. states and 3 Canadian provinces. Led architecture, API design, and database structure to increase engagement and maintainability.

Empat
Startup
Outsourcing

Apr 2022 - Oct 2023

Frontend Engineer

Led cross-functional projects end-to-end across iOS and Android, increasing app store page-view-to-install conversion by 12–18% via onboarding and listing optimizations. Instrumented monitoring and crash analytics and hardened CI/testing to achieve crash-free sessions >99.5% and crash-free users >99.0%. Reduced production defects by 40–60% and cut MTTR by 30–40% through triage, alerting, code review gates, and standardized patterns (MVC/MVVM/Provider/BLoC).

Leetsoft
Startup
Outsourcing

Oct 2021 - Dec 2023

Frontend Engineer

Converted designs into responsive, accessible pages and reusable React components to accelerate production delivery. Built interactive features and performed thorough testing/debugging to improve UX and performance. Drove iterative development practices to increase delivery speed while maintaining high code quality.

Freelance

Jan 2019 - Dec 2023

Fullstack Engineer

Built responsive web and mobile applications with React/TypeScript and Flutter/Dart to deliver intuitive user journeys. Translated client specifications into polished designs, iterating with feedback and rigorous testing for high performance. Enforced testing and debugging across platforms to ensure stable releases and repeat engagements.

Education

NTUU “Igor Sikorsky Kyiv Polytechnic Institute”

Bachelor of Computer Science (BCS)

University of Toronto (UTM)

Bachelor of Computer Science, Exchange Program

Skills

React

Next.js

Typescript

Flutter

Dart

Swift

Kotlin

Node.js

Python

Django

Postgres

Docker

Kubernetes basics

Java fundamentals

C++ fundamentals

Contact

Get in Touch

Want to chat? Just shoot me a dm with a direct question on linkedin and I'll respond whenever I can.