
Hi, I am Serhii Klymenko,
Product Designer
4+ years building complex B2B SaaS products end-to-end. I care about clear structure, strong design systems, and making sure what ships actually serves users and the business.
Selected Work
Experience

Product Designer
Aug 2023 - ongoing*

Product Designer
Aug 2023 - ongoing*
Gratitude Co. is a branch company of blockchain startup 3IPK. It is focused on sustainability in e-commerce. Its main product is More-Gratitude, a B2B2C SaaS platform helping brands prove and communicate their business and product values to their customers.
Led end-to-end design for More-Gratitude, with designing core features: claim verification, e-shop widgets, supply-chain & price-transparency configurators, admin flows, QR-code product stories;
Led end-to-end design for More-Gratitude, with designing core features: claim verification, e-shop widgets, supply-chain & price-transparency configurators, admin flows, QR-code product stories;
Designed and delivered Siplabel tool within 2 months, enabling wine producers (100+ in first 1/2 year since launch) to meet EU nutrition label regulations;
Designed and delivered Siplabel tool within 2 months, enabling wine producers (100+ in first 1/2 year since launch) to meet EU nutrition label regulations;
Built from scratch a shared multi-brand design system (Gratitude + Siplabel), accelerating development and improving visual consistency across products;
Built from scratch a shared multi-brand design system (Gratitude + Siplabel), accelerating development and improving visual consistency across products;
Contributed to Franckgiving MVP — a blockchain-based donation platform — by mapping user flows, prototyping core donor and recipient experiences, and defining the initial style guide;
Contributed to Franckgiving MVP — a blockchain-based donation platform — by mapping user flows, prototyping core donor and recipient experiences, and defining the initial style guide;
Collaborated with devs, PMs, and sales on problem solving, prioritizing the roadmap based on balance of user and business needs, tech constraints & usability.
Collaborated with devs, PMs, and sales on problem solving, prioritizing the roadmap based on balance of user and business needs, tech constraints & usability.

UI/UX Designer
Aug 2023 - Feb 2025
(on demand)

UI/UX Designer
Aug 2023 - Feb 2025
(on demand)
Blockchain startup focused on supply chain traceability and compliance tools in the aerospace industry.
Redesigned 3IPK corporate website and modernized brand visuals in 1 month, which helped to improve the company credibility for investors;
Redesigned 3IPK corporate website and modernized brand visuals in 1 month, which helped to improve the company credibility for investors;
Contributed UI/UX updates to Aegis, a supply chain monitoring tool;
Contributed UI/UX updates to Aegis, a supply chain monitoring tool;
Worked with development and project management teams to ensure design feasibility, aligning UI logic with technical constraints.
Worked with development and project management teams to ensure design feasibility, aligning UI logic with technical constraints.

Product UI/UX Designer
Nov 2021 - May 2023

Product UI/UX Designer
Nov 2021 - May 2023
Security software development & hardware integration company.
As a sole product designer in a cross-functional team, designed and delivered SaaS and back-office web products (LMS, plugin management, OAuth portal) that streamlined operational workflows & improved service quality;
As a sole product designer in a cross-functional team, designed and delivered SaaS and back-office web products (LMS, plugin management, OAuth portal) that streamlined operational workflows & improved service quality;
Created from scratch a sole multi-project design system;
Created from scratch a sole multi-project design system;
Designed compound information architectures and user flows;
Designed compound information architectures and user flows;
Organized thorough project documentation, closely cooperated with dev and management teams.
Organized thorough project documentation, closely cooperated with dev and management teams.





