
Karina Zalavska
Senior UI/UX Designer | SaaS & B2B
Salary / Daily rate
Paris, France
Freelance, open to permanent contract
Skills
Languages
About me
Intro
UI/UX designer specializing in SaaS and B2B platforms with 12+ years of experience across web, iOS, and Android. Led complete design cycles from user research to development handoff, delivering MVP iterations and multi-platform solutions for tech startups. Expert in wireframing, prototyping, and user testing to create intuitive experiences that drive user acquisition and engagement.
Work experience
Product Designer
U.S News & World ReportFreelance
Oct 2025 - Present
1 year 1 month
Remote
Owned UX/UI design for a complex B2B platform, supporting data-heavy workflows and AI-powered features; Introduced the product’s AI Assistant experience within an established design system, partnering with Product, Data, and Engineering to deliver scalable solutions; Spearheaded the translation of Bootstrap-based interface into MUI design system, conducting a full component audit and creating system-aligned replacements to support longterm scalability; Regularly presenting design direction and outcomes to stakeholders and senior leadership, ensuring alignment and buy-in across teams. Applying Vibe-coding in v0 in cross-functional team setting to optimize development workflows
User Experience Designer
LUMICITES TECHNOLOGIESFreelance
Oct 2024 - Jul 2025
10 months
Paris, France
- Designed core user flows to ensure an intuitive and seamless user experience across key app features - Created the promotional website to support marketing and user acquisition efforts - Developed the pitch deck to effectively communicate the product vision and value proposition to stakeholders and investors - Delivered a second MVP iteration optimized for desktop use, incorporating user feedback and improved functionality - Collaborated closely with the product owner to define requirements, priorities, and project scope - Collaborated with the development team to provide design clarifications and support throughout implementation - Participated in iterative design reviews and adjustments based on testing and team feedback
Freelance Data Analyst
GuaionFreelance
Mar 2024 - May 2024
3 months
- established Google Analytics - consolidated client data from various sources into comprehensive files to enhance data management efficiency - supported crucial KPI calculations - contributed to team meetings with strategic research and recommendations for optimizing data table fulfillment and streamlining task execution
UI/UX Designer
Publicatique
Apr 2018 - Jan 2022
3 years 10 months
41439 Cañada Rosal, Seville, Spain
Publicatique is an advanced platform designed to empower medical and professional authors by facilitating the distribution of their publications through both mobile (iOS and Android) and web applications. The platform is created to streamline the publishing process, allowing authors to efficiently reach a broader audience, monetize their work, and enhance their publication's accessibility. With Publicatique, authors can leverage the latest in digital publishing technology to maximize their content's impact and engagement. - Gathered requirements, identified project goals and user needs. - Designed user scenarios for multi-platform SaaS systems with several user roles, utilizing an iterative design approach. - Developed creative concepts and visual designs - Presented solutions to stakeholders and gathered feedback to improve results and align with project goals. Driving continuous improvement. - Documented solutions for the development team - Oversaw development and identified design and technical issues, ensuring timely resolution and successful project outcomes. - Prepared assets for development (web, iOS, and Android), delivering high-quality output on time and on budget. - Created email templates for service, promotional pages and marketing materials
UI/UX Designer
Brightr Travel
Sep 2016 - Mar 2018
1 year 7 months
- Designed user interfaces for multi-platform SaaS systems, utilizing wireframes, mockups, and prototyping. - Validated designs through usability testings - Prepared marketing materials and assets for web and mobile app releases, including AppStore and Google Play. - Communicated effectively with cross-functional teams, including developers and product managers, to ensure design feasibility and alignment with project goals.
User Interface Designer
FreelanceFreelance
Dec 2012 - Aug 2016
3 years 9 months
Ukrainka, Kyiv Oblast, Ukraine, 08720
- Designed user interfaces for web, iOS, and SaaS projects, wireframing and prototyping as needed. - Developed high-quality UI and visual designs, creating mockups and assets for web, iOS, and Android platforms. - Communicated effectively with clients, delivering successful project outcomes on time and on budget.
Ecommerce, Inc.
Feb 2008 - Oct 2011
3 years 9 months
Customer Relations Representative | Advanced Technical Agent
Dec 2010 - Oct 2011
11 months
Ecommerce, Inc. is a global web hosting company founded in 2002 and headquartered in Columbus, Ohio. Combining an expert development team, award-winning designers and published specialists, Ecommerce collaborates with its clients to help them become profitable web-based businesses. With approximately 100 employees in three countries serving over 600,000 websites world-wide, the Company generated revenues of US $15 million for the fiscal year ended December 31, 2008. Specialties Web Hosting, Web Design, Ecommerce, VPS Support duties: - pre-sales consultation of potential customers regarding the hosting services, domain registrations etc. - resolving wide variety of technical issues ( My/MsSQL servers monitoring, Email, Wordpress, Joomla, online shopping carts installation, Domain transfers, H-sphere control panel, Website Builder, DNS, FTP, SSL implementation and integration, etc) · working both with multitask online livechat and tickets system Cooperating with: 1) System Administrative Dpt. with server side problems resolving; 2) IT team with technical bugs resolving 3) Marketing with adding new features, service quality improving.
Customer Relations Representative | Technical Agent
Feb 2008 - Dec 2010
2 years 11 months
Sales Promoter
BTL-agency
Sep 2005 - Oct 2007
2 years 2 months
- demonstrating and providing information on promoted products/services - creating a positive image and lead consumers to use it - distributing product samples, brochures, flyers etc. to source new sales opportunities - reporting on demonstration related information (interest level, questions asked, number of samples/flyers distributed, number of purchases made etc)
Education
Place network
2024 - 2025
6 months
Ironhack
2023 - 2024
4 months
Media Social Factory
2022 - 2023
4 months
Zaporizhzhya National Technical University
Specialist
2005 - 2010
6 years
Zaporizhzhya National Technical University
Master's degree
2004 - 2009
6 years
Portfolio

Attelas Table Redesign
