Theo Tkachuk

Theo Tkachuk

Product Designer in Kyiv, UA 🇺🇦

About

I'm a versatile Product Designer with 12 years of experience across SaaS, FinTech, and Media industries. I specialize in UX optimization, team leadership, and product innovation. I've consistently improved metrics and streamlined processes across B2B and B2C platforms.

🔹 Projects on Behance     🔸 Resume in PDF

Work Experience

2022 — 2023
Software · FinTech · SaaS · B2B · B2C
  • Worked on 4 distinct products, often in parallel. Supervised several freelance designers.

  • Crafted add-ons for Jira and monday·com and laid the foundation for Titan Apps. Maintained a high update rate for Smart Checklist, keeping churn below 3%.

  • Conducted multivariate testing and documented Mailtrap's design system. 10x-ed in-app CTR for email API launch.

  • Rethought the grid/typography system for the RW website, automating responsive behavior for 90% of cases.

  • Shipped 3 new app sections for TradeZella.

2022 — 2022
Software · AI/ML · SaaS · B2B
  • Collaborated with product and engineering teams on an AI-driven code analysis tool. Improved thread auto-sorting and execution path display.

  • Visualized datasets and assembled reports for early users, 3 of whom became paying customers.

2020 — 2021
Gaming · Live Streaming · SaaS · B2C
  • Joined Organization·GG (former name) as a third co-founder. Involved in strategic planning and early development, leading to $610K in pre-seed funding.

  • Crafted iterative prototypes, established KPIs and ran daily testing sessions. Achieved 35% MoM signup growth and managed a 10K Discord community.

  • Balanced in-platform prices, reaching 5% of the paying share.

  • Contributed to leadership and grew the team to 12 people.

2017 — 2020
Cybersecurity · SaaS · B2B
  • Built interactive prototypes, conducted user testing, and introduced subscription models for a centralized B2B platform. Achieved a 5x increase in overall conversion rate.

  • Devised a modular architecture for a cross-platform E2EE messenger, cutting front-end development time in half.

  • Collaborated with experts to break down cryptographic concepts at workshops and conferences, expanding customer base.

  • Within 2 years progressed to lead a team of 2 juniors.

2014 — 2017
Streaming Media · VoD · B2C
  • Responsible for structure, iconography and color consistency across web, mobile and TV.

  • Established a dynamic section builder that sped up marketing page publishing and reduced the average discovery page bounce rate from 60% to 40%.

  • Aligned with engineers to consolidate video player instances into a single library, increasing user adoption on new plat­forms. The Apple TV app was listed in the Best of 2016, and the player was later integrated into the Diia e-governance.

2012 — 2013
Digital Publishing
  • Shaped visual identity via infographics, illustrations and icon sets.

  • Improved internal WYSIWYG article editor, later acquired by TinyMCE.

  • Collaborated with a distributed team of editors, writers and photographers.

Contact

LinkedIn
Behance
Dribbble
Substack