I'm a Product (UX/UI) Designer with 4 years of experience in the IT industry, specializing in user-centered design for web and mobile platforms. Skilled in Design Thinking, Visual Design, Interaction Design, Wireframing, Prototyping, and User Research. I excel at collaborating with cross-functional teams to craft intuitive digital experiences using Figma, with additional experience designing for Business Intelligence tools like Sigma Computing, Tableau, and Power BI. I focus on creating seamless and engaging user experiences by integrating insights from user interviews, affinity mapping, and usability testing. My work spans dashboard design, responsive web and mobile design, and interactive prototypes, always grounded in a strong understanding of user needs and business goals.

Natasha Challa

I'm a Product (UX/UI) Designer with 4 years of experience in the IT industry, specializing in user-centered design for web and mobile platforms. Skilled in Design Thinking, Visual Design, Interaction Design, Wireframing, Prototyping, and User Research. I excel at collaborating with cross-functional teams to craft intuitive digital experiences using Figma, with additional experience designing for Business Intelligence tools like Sigma Computing, Tableau, and Power BI. I focus on creating seamless and engaging user experiences by integrating insights from user interviews, affinity mapping, and usability testing. My work spans dashboard design, responsive web and mobile design, and interactive prototypes, always grounded in a strong understanding of user needs and business goals.

Available to hire

I’m a Product (UX/UI) Designer with 4 years of experience in the IT industry, specializing in user-centered design for web and mobile platforms. Skilled in Design Thinking, Visual Design, Interaction Design, Wireframing, Prototyping, and User Research. I excel at collaborating with cross-functional teams to craft intuitive digital experiences using Figma, with additional experience designing for Business Intelligence tools like Sigma Computing, Tableau, and Power BI.

I focus on creating seamless and engaging user experiences by integrating insights from user interviews, affinity mapping, and usability testing. My work spans dashboard design, responsive web and mobile design, and interactive prototypes, always grounded in a strong understanding of user needs and business goals.

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Work Experience

Product Designer at Xpanse
August 1, 2024 - Present
Designed a custom web portal in Figma hosting embedded Sigma dashboards, tailoring layouts for diverse mortgage operations user groups from external clients and internal cross-functional teams. Built interactive dashboards delivering real-time, role-specific insights, collaborated on end-to-end UX design including user interviews and affinity mapping to identify and reduce pain points related to manual reporting and data quality issues. Created user journey maps, user flows, personas, and high-fidelity responsive mockups adhering to style guides. Reduced reporting pain points by 50% through optimizing workflows and reducing reliance on fragmented tools, enabling efficient, data-driven decisions.
UX / UI Designer at Tapestry, Inc.
August 1, 2024 - August 25, 2025
Designed responsive, user-centric prototypes and wireframes in Figma for an internal data warehouse, enhancing intuitive access to complex data across teams. Collaborated with cross-functional teams to conduct user interviews, usability testing, and workflow analysis uncovering insights that improved data interaction and overall user experience. Iteratively refined interfaces based on stakeholder input following established design systems and data visualization best practices. Increased accurate data interpretation and exploration by 20% through improved interactive design elements.
UX / UI Designer (Freelance) at Sports Excitement
July 1, 2024 - August 25, 2025
Contributed to end-to-end UX/UI design process for a new global sports community platform connecting athletes, parents, and fans. Assisted in gathering user insights through contextual interviews, surveys, and usability questionnaires to inform personas, feature prioritization, and data-driven design decisions tailored to the sports audience. Created user journey maps, wireframes, and clickable prototypes in Figma visualizing key flows such as athlete profiles, team dashboards, game scheduling, event tracking, and community forum. Supported design system development and usability testing to improve overall experience.
Power BI Consultant & Developer at Fresh BI Reporting Inc.
May 1, 2023 - August 25, 2025
Designed and developed Power BI reports and dashboards for various clients across industries covering project/application infrastructure cost analysis, user analysis, session analysis, sales forecasting, and other key metrics. Implemented advanced data modeling techniques including calculated fields, table calculations, and DAX measures, alongside dynamic tooltips, conditional formatting, and color shading to enhance report functionality and user engagement. Collaborated closely with client teams and project managers to understand scopes for each release and ensure alignment. Monitored report performance and optimized daily report and data extract tasks resolving data-related issues.
Tableau & Power BI Developer at Cox Communications, Inc.
October 1, 2022 - August 25, 2025
Developed complex Tableau dashboards and Power BI reports utilizing advanced visualizations such as stacked bar charts, donut charts, geographic maps, tree maps, packed bubble charts, heat maps, dual-axis combination charts, and KPIs to deliver actionable insights. Created calculated columns and measures using Power BI DAX and SQL queries to build required visualizations. Managed dashboard development simultaneously in Tableau and Power BI ensuring consistency and performance optimization across both platforms.

Education

B.A. in Business Administration & Information Systems at California State University, Fullerton
January 11, 2030 - January 1, 2021

Qualifications

UI / UX Design Training Course
June 1, 2023 - August 1, 2023
Microsoft Certified PL-300 Power BI Data Analyst Associate
October 1, 2022 - April 26, 2023

Industry Experience

Computers & Electronics, Financial Services, Software & Internet, Professional Services, Retail