Hi, I‘m Marcin

I design the user experience.

I’m a product and user experience designer, with front-end developer skills, who build end-to-end UX/UI concepts for web & mobile products.

Latest cases

I’d recommend Marcin for many opportunities and think he’s a great person to help accelerate work, especially in SaaS companies that need a combination of UX + FE code work done.

Brandon Anderson – Chief Product Officer at Zingtree

I highly recommend Marcin as a UX and product designer. With extensive experience and a deep understanding of analytics-based design, Marcin has a unique ability to create designs that truly resonate with customers.”

Sergiy Golub – VP of Engineering

Who am I ?

I’m a UX and Product Designer who simplifies digital products to enhance user experience. Using data-driven methodology, I optimize user experience to improve conversion rates, reduce churn, and increase satisfaction. Let’s work together to create a simple, effective, and user-friendly product that your customers will love.

What I do ?

UX design should be data driven,
and translated to the real value for the product.

  • Design user experience based on research and business goals.
  • Develop data-driven design to create user-centered interfaces.
  • Create UX/UI concepts for mobile and web products.
  • Cevelop wireframes, prototypes, and high-fidelity designs.
  • Iterate designs based on user feedback and testing.
  • Define style guides and help create HTML/CSS frameworks.
  • Help to develop product vision and roadmap.

Interface Design

Here are some examples of my the UX interface design for variety of the SaaS applications and products I was working on in recent past.

SaaS Product Pages Design

A landing page is designed to convert visitors into customers by providing persuasive information and a clear call-to-action. Here are few examples.

Save development time
with HTML/CSS libraries

I help to create code guide documentation and pre-made components libraries for the front-end development teams.

Ready to use simple code markups and UI libraries.

  • I help to create semantic, responsive, and optimized HTML/CSS systems.
  • I help to define style guides, story books.
  • I collaborate with developers for seamless integration.
  • Stay up-to-date with the latest front-end development best practices.

I’ve helped to create CSS styles framework for a massive SaaS platform which help to standardize the UI, introducing new dark-mode, and allows simple theming functionality for more user personalization.

Website Design

And some loose examples of my creative website design.



Ranked National

I was one of the co-founders of the MotoRmania site which we grew to be ranked number 2 most popular polish motorsport portal before its successful acquisition by one of the major media groups.

How I work ?

“Simplify, and add lightness”

Simplify, and add lightness is the motto of Colin Chapman, a major innovator in Formula 1 racing. It boils down to this: adding power makes you faster on the straights; subtracting weight makes you faster everywhere.

  • Conducting user research to gain insights into user needs and behaviors.
  • Developing data-driven design solutions to create user-centered interfaces.
  • Defining the design goals supported by value it brings.
  • Developing wireframes, prototypes, and high-fidelity designs.
  • Collaborating with stakeholders to ensure the product meets both user and business needs.
  • Continuously iterating on the design based on user feedback and testing results.
  • Conducting market research and developing product vision and roadmap.
  • Defining product requirements and prioritize features.
  • Collaborating with entire product team.
  • Analyzing data and conducting user testing to improve product.
  • Managing product life cycle.
  • Defining and tracking product metrics.
  • Staying up-to-date with industry trends and best practices.
  • Ensuring the code is semantic, responsive, and optimized.
  • Defining HTML/CSS markup, style guides and story books.
  • Collaborating with developers to integrate seamlessly with the architecture.
  • Staying up-to-date with the latest front-end development best practices.