UX Design Portfolio 2021

See my presentation with detailed UX case studies, demonstrating design process and problem solving
Fintech

Improving one of the largest Polish currency exchange platforms

UX
Strategy
Research
Code
March 2017 - Feb 2021
I've been working as a solo full-time UX designer in a fintech company CurrencyOne - the owner of Internetowykantor.pl
Accomplishments:
  • Introduced user interviews to this company and organized usability tests 2 - 3 times a week
  • Contributed to measurable results:  better funnel conversion, high NPS scores, positive user feedback on product intuitiveness, decreased support tickets
  • Managed important strategic projects as a product owner (ex. mobile apps that received excellent reviews)
  • Visual lifting
START-UP

Creating the first online energy provider switching platform

UX
Strategy
Research
Code
March 2017 - Currently
Co-created Rachuneo.pl - the first online service that helps people to compare prices for energy and switch to a new supplier.
Accomplishments:
  • Created the product from scratch, analyzed market, regulatory limitations, conducted user interviews, validated branding ideas. 
  • Designed and delivered a working lean-startup MVP that is still used in production, including the mathematical algorithms for energy price comparison
  • Worked part-time in a CTO-like role being responsible for managing a team of external developers, designing new features, and often personally coding their front-end
COMPLEX SASS

Designing a complex 
lowcode app for software developers

UX
Strategy
Research
Code
March 2020 - Currently
Working after hours to design and maintain UX for an innovative browser based testing automation platform BugBug.io
Accomplishments
  • Fully prototyped a complex custom SASS product in Webflow, with complex interactions
  • Solved hundreds of non-trivial design problems
  • Received positive reviews for product simplicity, especially compared to competitive solutions
MOBILE & FINTECH

Walutomat mobile app design and product management

UX
Strategy
Research
Code
March 2019 - Feb 2021
As a UX and product manager, I led a scrum team to release an new app in 6 months. I participated in this project full-time, sharing responsibilities of a product owner, project manager, and user experience designer
Text
  • Positive user feedback on Google Play and App Store, highlighting usability, performance and ease of use
  • We used hybrid technologies, webviews, and smart UX treatments to optimize the operation of the webview on the phone so that it appears as a native application
FOR FUN

Moodlight.pro

UX
Code
Mobile 
Graphics
April 2017
Online strobe and disco light. Sideproject for fun.
Cool features:
  • Keyboard shortcuts
  • Tap tempo
  • Saving presets
  • Auto fullscreen
B2B SASS

3 years as a full-time UX at Egnyte: a complex B2B SASS

UX
Graphic design
Mobile
June 2014 - March 2017
My role:
  • Design, prototype and test usability of Egnyte enterprise apps on Web, Mobile and Desktop
  • Introduce user testing into the company
  • Share responsibilities with product owners
Accomplishments
  • Hundreds of usability issues fixed
  • Multiple features designed
  • Improved the experience by making it more conventional
  • Everything delivered on time
  • Business impact: customers stopped complaining that Egnyte is less friendly than Dropbox
FREELANSE

MniejSlajdow.pl

UX
Graphic design
Code
September 2016
I designed and implemented a CMS for a website that promotes Mirosław Pawełko's book about Powerpoint slides
WORK DONE:
  • Responsive web design and code
  • Book preview with lazy loading
  • Integration with Allegro and Automater
  • Automatic e-book sending
  • CMS structure (Webflow)
FOR FUN

I learned to code and accidentally created a popular app

UX
Code
Mobile
September 2015
I wanted to learn to code a mobile application on my own. The app organically gained popularity among teenagers. It was supposed to be just a training project, but it turned out that someone liked it!
Results
  • 5 000 - 10 000 unique users monthly, mostly young teenagers
  • Thousands of rhymes added by users
FOR FUN

ZappingForYoutube.com

UX
Code
Mobile 
April 2017
Created a proof of concept for classic TV zapping experience for YouTube videos. I had this idea before TikTok came to live!
Innovative features:
  • Instantly switch channels
  • Auto-fullscreen
  • Works on mobile
Wireframe / Prototype
FREELANSE

Bocian Medical Center

Strategy
UX
September 2016
Goal:
improve the website usability so that it's better than competition
Work done:
  • Qualitative usability tests on Bocian website and sites of major competitors.
  • Interactive wireframe with new information arhchitecture and more user centric marketing communication
START-UP ADVENTURE

Lookcheck

UX
Mobile
September 2014
One of my first start-up projects. We didn't succeed but learned o lot during this small adventure.
Features
  • Take picture in a dressing room and ask other people if you look well
  • Rate others
  • Browse inspirations