Олександр

Oleksandr Matviienko
Product Designer (UX/UI)
[open contact info](look above in the "contact info" section) @rawnoxuis [open contact info](look above in the "contact info" section) behance.net/rawnoxuis

UI/UX Designer with 2.5+ years of experience designing web and mobile digital products. Experienced in UX
research, product discovery, hypothesis validation, and end-to-end product design — from user flows and
wireframes to high-fidelity UI and developer handoff. Focused on creating intuitive interfaces, scalable design
systems, and efficient user experiences that balance user needs, business goals, and technical constraints.

Experience
Product Designer — KIM Affiliates (B2B SaaS, B2C, Сonversion funnels)
(02.2024 - 12.2025)

Designed a B2B SaaS platform from scratch, defining product architecture, key user flows, and interface
patterns while balancing user needs and technical constraints
Conducted competitor analysis and UX research, creating personas, CJM, user flows, and lo-fi / hi-fi
prototypes to validate product decisions
Generated and validated product hypotheses based on research insights, prioritizing solutions using the
Value–Effort Matrix
Initiated and redesigned the product onboarding, increasing conversion from new accounts to active
users by ~20%
Built and implemented a design system, improving UI consistency and reducing development effort by
30%
Designed and optimized conversion funnels for financial verticals across multiple GEO markets, improving
funnel completion by ~18%
Redesigned key product modules and user flows, reducing task completion time by ~15%
Designed MVP of a B2C service supporting the main business ecosystem and identifying opportunities
for future product growth
Presented and defended design decisions to stakeholders, collaborating closely with product managers
and developers to ensure pixel-perfect implementation

UX/UI Designer — Freelance
(10.2023 - Present)
Designed web platforms, B2B/B2C products, and Telegram applications across industries including
Crypto, iGaming, and digital services
Delivered end-to-end product design, from UX research and user flows to high-fidelity UI and developer
handoff
Helped clients transform early product ideas into structured product concepts and MVPs, defining core
features, user journeys, and product architecture
Designed responsive interfaces for web and mobile, improving usability and clarity of complex product
flows
•Collaborated with founders and development teams to evaluate feature feasibility, product value, and
user experience improvements
• Supported product delivery through design QA, usability feedback, and iterative UI improvements
Hard skills Design & Collaboration Tools
UX research Figma (Components, Auto Layout, Variables,
Competitor analysis Design Systems)
Product thinking FigJam
User research, personas, user journeys Jira / Trello
JTBD Notion
Product hypothesis Slack
Wireframing & prototyping (lo-fi & hi-fi) Amplitude (basic)
Responsive & Adaptive design Adobe Photoshop
Typography, Color Theory, Grid systems Adobe Illustrator
Design systems & component libraries Spline (basic 3D)
Accessibility & usability best practices Jitter
Usability testing ChatGPT
UI design for web and mobile applications Midjourney
Interactive interfaces
UI animations

Soft skills
Product Thinking
Analytical Thinking
Strategic Thinking
Communication & Stakeholder Management
Cross-functional Collaboration
Attention to Detail
Initiative & Proactive Mindset
Time & Priority Management

Languages
Ukrainian — Native
English — Intermediate (B1)

Education
Bachelor’s Degree in Cybersecurity (Information Security Systems and Data Protection)
Zaporizhzhia Polytechnic National University | 2021 – 2025