Skip to main content

Developer

Oleksii
Mazurenko

Perfectionism, standards, architecture, and contributing to the greater good.

Experience & Projects

Flint

Flint

macOS · Swift · SwiftUI

Frees up the Mac disk space taken by local copies from iCloud Drive, Google Drive, OneDrive, and Dropbox.

Learn more →Promova

Promova

Fullstack Developer · Core Web Team · April 2025 — August 2026

Promova is an EdTech platform for language learning with over 60 million users worldwide. As one of the core web developers, I built and maintained high-traffic landing pages, marketing funnels, and internal tools. The web stack was based on Next.js and Strapi CMS, serving millions of page views monthly across 20+ languages.

Visit project →Poludne

Poludne

Fullstack Developer

Creative digital studio crafting modern web experiences. Fullstack development of client projects and internal tools.

Visit project →Landee

Landee

Fullstack Developer

A free link-in-bio platform that consolidates all social media profiles and links into a single customizable landing page with analytics.

Visit project →Sortune

Sortune

Fullstack Developer

AI-powered YouTube Music library manager. Connect AI agents via MCP to classify genres, organize playlists by season and style automatically.

Visit project →React Patterns

React Patterns

Open source

A collection of React patterns that ship far less JavaScript — fit-text, accordions, parallax, carousels and analytics, built CSS-first and server-first, with events delegated instead of client components.

Visit project →

Pipeline

How a task becomes production

The way I actually work in 2026: every task first passes two filters — can it avoid manual work entirely, and can the writing be sped up — and only then reaches code.

The whole chain, step by step →

Expertise

Technologies and focus areas

Frontend Development

Building fast, responsive, and accessible web applications with modern frameworks like Solid.js, React, and Next.js.

Backend Development

Designing APIs, server architecture, and database systems using Node.js, TypeScript, and cloud infrastructure.

Performance Optimization

Auditing and improving Core Web Vitals, load times, and runtime performance for web applications.

AI Integration

Setting up AI-powered development workflows — coding agents, custom commands, prompt engineering, MCP servers, context systems, automated code reviews, and CI/CD pipelines with AI assistance.