Kasia is one of the best colleague/team leader I had a pleasure working with during my entire career. She is always accommodating, kind, and motivated. Her professionalism, eye for great user experience and design were always remarkable and amazing. Kasia always led by example, and was a great mentor, supported me every step of the way and never hesitated to lend a helping hand. - Danijel Erjavec (Front-end Team Leader)

Kasia is an excellent UX designer and team leader. Always energetic and patient, she charges her teammates with her attitude and motivation. I can hardly imagine how she manages to receive and process huge amounts of information and successfully apply this knowledge in our projects with outstanding attention to detail. As a UI designer, I am very lucky to have such a partner. Working in collaboration, we have greatly improved the interfaces and user flows of our projects. - Julia Kovalewa (UI Designer)

Kasia is a fantastic UX designer and leader. She is a fierce advocate for users and works with developers to come up with functional, smooth experiences, no matter how complicated the technical and business restrictions are! Plus, she is a team lead everyone adores. I absolutely love working with her! - Allison Rivers (UX Writer)

I worked with Katarzyna, and she is what you would call a "WordPress and front-end guru". She is always up for challenges and extremely nice and patient. She is a real asset for the company, and she makes the difference in every line of code she writes. It has been a great pleasure to work with her. - Antonio Fullone (Front-end Developer)

Katarzyna created for us a brand new version of Academic IT Festival website. Thanks to her, our participants can easily find necessary information - also on mobile devices. I heartily recommend her: Katarzyna Janoska = quality! - Bartosz Cłapa (SFI)

All of the solutions proposed by Katarzyna turned out to be a super hit and they contributed to improving the appearance of my website. I can recommend her services to all those who are able to appreciate the true professionalism, punctuality, adherence to all arrangements, commitment and doing the job with passion - Michał Szczutkowski (Aquarius C.S.E.)

Katarzyna did a great work for me. You can see that she is a professional at what she does. I got exactly what I asked for every time. I can really recommend her. - Jan Jabłoński (FxCraft)

Katarzyna Janoska has taken my scientific website and blog to the next level. Her professional solutions continue to impress me, especially when it comes to the use of different CSS3 tricks and customizing web pages for mobile devices. Unlike other freelancers, Katarzyna clearly declares the objectives and scope of the offer - Jakub Milczarek