SERGUSHKIN

Systems thinker
Team leader
Product designer

Lead Product Designer · Agentic UX & AI Workflow Design B2B SaaS · I make complex systems feel effortless

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I'm a Lead Product Designer specializing in AI-powered B2B SaaS. I architect complex systems — redesigning workflows for agent-first execution, building design systems, and turning dense business logic into effortless experiences. I don't just design screens. I lead teams and shape product direction.

More about me Let's talk

Product Design

End-to-end UX for complex B2B SaaS — from discovery and system architecture to final, production-ready interfaces.

  • UX Research & Discovery
  • Information Architecture
  • Interaction Design
  • Design for SaaS
  • Accessibility Design

AI & Agentic UX

Designing agent-first workflows where AI operates autonomously and humans intervene seamlessly — with zero friction.

  • Agentic Workflow Design
  • Human-AI Interaction Models
  • AI Feature Integration
  • Decision Flow Mapping
  • Complexity Reduction

Design Systems

Building scalable, consistent design foundations that align product, design, and engineering across the entire system.

  • Component Architecture
  • Token Systems
  • Pattern Libraries
  • Cross-platform Consistency
  • Design-Dev Handoff

Team Lead & Strategy

Leading design teams, setting direction, and shaping product strategy — from problem framing to long-term vision.

  • Design Team Leadership
  • UX Strategy & Vision
  • Stakeholder Alignment
  • Design Reviews & Mentoring
  • Product Direction

My Mission

I design experiences that reduce complexity - cleaner workflows, sharper systems, and outcomes that move business forward.

14+ Years of practice Let's work together
Denys always does what it takes to meet deadlines or help out in emergencies and has become an incredible asset we can't do without!
Patrick Lentz Director of Marketing @Suntuitive Dynamic Glass
15+ Industry Recognitions
98% Client Retention

Denys takes broad, conceptual ideas and turns them into something useful and valuable for end-users. He tackled every challenge with ease. I would recommend him to anyone in need of a skilled, user-focused product designer.

Jana Nagy Chang AI Product Lead @ Cisco

From concept to execution, we work efficiently without compromising on creativity

Move to Optimalprint website Move to Freigeist website Move to Frank Thelen website Move to Yeti website USAID logo Move to Pinarello website Move to Big Green Egg website Move to Gozney website Move to Scott website Move to Xentral website Move to Filemail website Move to Gelato website Move to Lumera website Move to Next Health website Move to Apryse website

Happy clients

98%

Client satisfaction rate across all long-term engagements.

Years of experience

14+

Countries

23

Countries I've worked with clients and teams across.

Projects delivered

50+

Hours worked

25,4k

Hours invested in product design, research, and system architecture.

Frequently Asked Questions

How do we get started?

Reach out via the contact page or book a discovery call directly. We'll align on scope, goals, and timeline - and move fast from there.

What time zones can you work in?

I'm based in Munich (CET) and work with clients across Europe and the US. Remote collaboration is part of how I work.

What types of engagements are you available for?

I take on selected projects alongside my current role - focused sprints, strategic UX consulting, and design system work. I prioritize long-term impact over volume.

Can you work with my existing team?

Yes. I've partnered with PMs, engineers, and C-level stakeholders across multiple products. I integrate into your team's workflow and align design with business outcomes.

What does working with you look like?

Clear process, fast iterations, and direct communication. No overhead, no hand-holding - just focused work that moves the product forward.

Testimonials

What people say about working with me.

Lead product designer

I make complex systems feel effortless.

Top notch product designer. Denys was a pivotal member of the product growth team at Xentral. On top of his excellent design skills, what I really appreciated was his dedication and his flexibility when approaching new user problems. He was able to evolve and go though multiple iterations fast. This combination of design expertise and collaborative spirit makes him a great asset for a team!

Paul Issert Product Growth @n8n

Denys impressed me with his clarity of thinking. He offers a rare combination of logical understanding and artistic talent and does not shy away from asking the profound questions about your product idea.

Dr. Maksim Greiner Data Scientist and Entrepreneur

I learned a lot about UX design through Denys' outstanding work. He managed to create and maintain a cross functional collaboration that is characterized by result orientation and appreciation. @Denys: Thank you for your always quick action even in stressful situations and your hands-on mentality.

Svenja Nöske Graphic and Motion Designer Xentral ERP Software

Denys one of the best UX designer I've ever worked with. He was involved as a lead team designer in several projects and showed himself as a profound specialist in design sphere. His business skills, strategical thinking and visionary added a decent value to every project in which we were cooperated. I can strongly recommend him as highly skilled specialist and one of the most reliable person to work with.

Vasyl Kuchma Managing partner / Software Development Hub

I had the pleasure of working with Denys at the same project for over 3 years. I collaborated with Denys as UX designer role, so we worked together closely. Denys’s passion for excellence in the user experience was evident to everyone he worked with. His thoroughness, enthusiasm, skill, and ability to build relationships brought out the best in the developers who collaborated with him and the end users of the products. I strongly recommend Denys as a UX professional.

Anastasiia Duikova Motion designer

I have used the expertise of Denys on several occasions and the results has always been great! Denys is a strong graphic designer with deep expertise in CX, web-design and branding. It has been a pleasure working with Denys and I look forward to the next project together.

Peter Mårtensson Sr. Management Consultant / Partner PS & Friends

Denys is an absolute joy to work with. He thinks outside of the box and gives you clear reasoning behind his design proposals. I genuinely looked forward to daily interactions discussing design decisions. He is superbly creative and has a great eye for colour schemes. He is a valuable member of any team and for those lucky to have him.

Annabel D. UX Lead at Gelato

Denys is a supremely talented creative mastermind. He's an expert in problem-solving all challenges with flair and originality. I would say that Denys is exceptionally talented with an infectious enthusiasm for product design, improving projects and coming up with brand new ideas. Presence of strong management skills as well as deep attention to details - makes him a really valuable forward.

Roman Dereka Director of Sales and Account Management

Denys is one of the best UI designers I've worked with - not only does he produce beautiful work, he is extremely responsive and delivers everything on time. Absolute pleasure to work with, and I'll certainly be doing more work with him in the future.

George Burgess Co-Founder & CEO, The Intro | Angel Investor

Denys is cutting-edge Product Designer who is very much in tune with the latest developments in design and UI. I have worked with Denys for years on an on-going basis and what stands out are his excellent communication, work ethics and stand-out work. Denys always does what it takes to meet deadlines or help out in emergencies and has become an incredible asset we can't do without!

Patrick Lentz Director of Marketing @Suntuitive Dynamic Glass

Denis is really thoughtful person and perfect analyst

Eugene Tsuprenko Technical Delivery Lead - MS Dynamics 365 (AX) Sr. Solutions Architect

I have known Denys as a person who is genuinely passionate about UI&UX design - really skilled and professional, highly motivated about learning new things and improving his skills. Denys is responsible and diligent in everything he does. He loves what he is doing and always tries to exceed the highest goals. On the top of that, business ethics and communicative skills of Denys make him a pleasant person to deal with.

Julia Burak Customer Engagement Manager @ Dixa

Denys did a great job designing an icon for an app we were building. I'd work with him again!

Brad Hammond Managing Partner & Chief Strategy Officer
Information Architecture Empathy mapping UX Audit
Agentic UX AI Workflow Design Interaction Design
Design Systems Customer Journey Mapping Systems Thinking
Competitive Analysis User Research Accessibility Design
Design Guidelines UX Strategy User Personas