Created design for the OPTI-24 Payment System including Management System, iOS and Android Mobile Apps and Landing Page for marketing aims.
Idea and UX/UI Design development for a complex system which consists of three parts: management platform, user account management system and UI for customers.
These Design System based on Adobe XD and library of UI elements and components have greatly increased the speed of creating UI mockups and developing web pages.
Technically sophisticated UX/UI design professional with 10+ years of experience designing, building and maintaining responsive websites, desktop and mobile applications, and using UI principles to drive business growth and improve end-user experience and usability.
Highly skilled in design development โ UI graphics, user flows, wireframes and mockups, style guides and pattern library โ deep data analysis โ user experience research, task and data analytics, A/B testing and experiments, cognitive walkthrough โ and prototyping โ web applications, interactive workflows and frameworks. Excellent leadership proficiencies, intuitive collaboration, innovation, hands-on problem-solving, and artistic passion adept at facilitating design evaluation and communicating larger vision.
I can be useful not only in narrow areas of UX/UI design, but I am a strong team player, able to solve a wide range of tasks and make a significant contribution to the overall business goals.
Environments: | Mac OS X, MS Windows |
UX/UI Design: | Adobe CS, Figma, Adobe XD, SketchApp, InVision, Zeplin, Axure, Balsamiq |
Graphic Design: | Adobe Photoshop/Illustrator, CorelDRAW |
Mobile Design: | Responsive Design, Apple iOS, Google Android |
Design Systems: | Google Material Design, Apple UI Guidelines |
User Experience Research: | Interviews, Surveys, Data Analysis, Personas and Journey Maps, A/B Testing |
Programming: | HTML5, CSS3 (SASS/SCSS), Bootstrap, JavaScript, TypeScript, jQuery, React, Angular, Node.js, Express.js, PHP, MongoDB, MySQL, Git |
Data Research/SEO: | Google Analytics, Yandex Metrika, Semrush, SimilarWeb |
Target Ads: | Google Ads, Yandex Direct, Facebook Ads, My Target |
Methodologies: | Scrum/Agile, Waterfall |
Sergei is a very talented, versatile, and hardworking UX designer. He has vast design experience and his technical capabilities are outstanding. He is very detail-oriented and always delivers high-quality work. I worked with Sergei on some very complex projects and he always delivered excellent results on time. There are very few UX designers that are good in both UX design and Front-End development but Sergei has this unique ability to deliver on both fronts. Sergei's unique skill set makes him a valuable asset for any company. He is very knowledgeable and has a brilliant attitude. He contributed to the team through his professionalism and passion. It was an absolute pleasure to work with Sergei. I wish him all the best in achieving his goals and dreams.