Mechyslav Losovskyi
@mechyslavlosovskyi
I build scalable React and TypeScript web apps as a mid-level engineer.
What I'm looking for
I’m a Software Engineer with 3+ years of experience building scalable web applications using React, Next.js, and TypeScript. I’ve contributed in FinTech and Marketing settings, with a strong focus on performance optimization and seamless API integration.
At Igluu (Prague, Czechia, Remote), I led the front-end implementation of Digihypo—a digital mortgage flow for a Tier-1 Czech bank—by engineering complex multi-step forms that streamlined the application process for end-users. I also implemented robust integrations with third-party financial APIs, handling data validation, error states, and secure data transmission with TypeScript, while building reusable, strongly typed components for maintainability and scalability.
Previously at Genesis (Kyiv, Ukraine), I designed and built internal design/marketing tools from scratch using Node.js, React, and SurrealDB, automating previously manual workflows to improve marketing efficiency. I integrated advanced analytics tracking so teams could monitor user behavior, funnel drop-offs, and campaign performance, and I used Cypress and Jest to deliver reliable end-to-end and unit testing for critical features.
Experience
Work history, roles, and key accomplishments
Middle Front-End Developer
Igluu
Apr 2024 - May 2026 (2 years 1 month)
Led the front-end implementation of Digihypo, a digital mortgage flow, building complex multi-step forms to streamline the application process. Implemented robust third-party financial API integrations with TypeScript, including data validation, error handling, and secure data transmission.
Full-Stack Developer
Genesis
Dec 2021 - Jan 2024 (2 years 1 month)
Designed and built custom internal design/marketing tools from scratch using Node.js and React, automating previously manual processes to improve marketing efficiency. Integrated analytics tracking to monitor user behavior and funnel drop-offs, and ensured quality using Cypress and Jest for end-to-end and unit testing.
Education
Degrees, certifications, and relevant coursework
Kyiv National University of Construction and Architecture
Bachelor, Computer Engineering
2021 - 2024
Earned a Bachelor degree in computer engineering. Built undergraduate knowledge across computer engineering fundamentals.
Berdychiv College of Industry, Economics and Law
Junior Specialist, Software engineering
2019 - 2021
Completed a Junior Specialist program in software engineering. Focused on foundational software engineering and related technical coursework.
Availability
Location
Authorized to work in
Salary expectations
Job categories
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