Valentyn Leshchenko
Kyiv, Ukraine, 02000
IT, Engineering
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His\Her Talents

Years of experience: 10-15 years
Abilities: Active and dynamic, Analysis and critical spirit
Languages:
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Accomplishments:
I build and scale products from zero to production. Co-founder and Senior Software Engineer helping founders validate their vision, avoid wasted effort, and ship products that survive real market conditions. Less theory, more execution. Less overengineering, more results. Always building. Always iterating.

Profile

Educations

  • Date attended: from: 2011 to: 2016
    School: Lviv Polytechnic National University
    Degree: Bachelor's Degree
    Field of study: Computer Engineering

Experience

  • Name company: Pwrteams
    Title: WEB DEVELOPER (CONTRACT)
    Location: Lviv, Lviv Oblast, Ukraine, 79000
    Experience abroad: No
    Time period: from: 09.2016 to: 09.2019
    Description: ● Delivered front-end features and UI improvements for web products with attention to responsiveness and maintainability. ● Built and integrated REST-driven UI flows, ensuring clean UX around loading/error states. ● Worked in Git-based team workflows and contributed across the stack as needed.
  • Name company: Codoo-ERP
    Title: MOBILE ENGINEER
    Location: Lviv, Lviv Oblast, Ukraine, 79000
    Experience abroad: No
    Time period: from: 10.2019 to: 11.2022
    Description: ● Built and shipped mobile application features with a product mindset: performance, stability, and smooth user experience. ● Worked across React Native and native iOS (Swift), collaborating with cross-functional teams on UI/feature execution. ● Integrated APIs and improved app reliability through better state handling and pragmatic engineering practices.
  • Name company: Clover Dynamics
    Title: FULL STACK ENGINEER (Remote)
    Location: Kyiv, Ukraine, 02000
    Experience abroad: No
    Time period: from: 06.2025 to: 04.2026
    Description: ● Owned delivery of React + TypeScript features with an architecture-first mindset: component boundaries, state modeling, reusable UI patterns. ● Built performance-sensitive UI flows: dynamic loading, route-level code splitting, and optimized render paths to keep interactions responsive. ● Implemented UX improvements across desktop/mobile: responsive layouts, stable loading states, smooth transitions, and accessibility-minded UI. ● Integrated REST APIs with robust client-side error handling, clean data-layer separation, and predictable UI state. Full-stack contribution (secondary): ● Developed/maintained Node.js services and integrations to support product features and operational reliability.

His\Her Wishes

Industry sector : IT, Telecom, Technology and Electronics
Specific activity : Social Economy
Location: United States
Market type : B2C and B2B America
Progress of project:
1 Definition of Concept
2 Prototype
3 Test
4 First customers
5 First revenues
6 Development
7 International Development
8 Cession / Buyout
Interested in break-through innovation : No
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