Hi, I’m Mohammad Sultan Khaja, a Product & UX/UI designer currently pursuing an MSc in User Experience Design at Kingston University. I bring 6+ years of hands-on experience crafting user-centered experiences for leading fintech, edtech, and ridesharing platforms in Bangladesh, including bKash, 10 Minute School, and Pathao. I bridge user needs with business goals through data-driven design and rigorous research, turning insights into intuitive product solutions. I excel at onboarding, search, and checkout flows, collaborating with cross-functional teams to ship impactful products. I’m passionate about design systems, mentoring, and translating complex problems into delightful, accessible experiences. I’m based near London with a willingness to relocate for the right opportunity.

Mohammad Sultan Khaja

Hi, I’m Mohammad Sultan Khaja, a Product & UX/UI designer currently pursuing an MSc in User Experience Design at Kingston University. I bring 6+ years of hands-on experience crafting user-centered experiences for leading fintech, edtech, and ridesharing platforms in Bangladesh, including bKash, 10 Minute School, and Pathao. I bridge user needs with business goals through data-driven design and rigorous research, turning insights into intuitive product solutions. I excel at onboarding, search, and checkout flows, collaborating with cross-functional teams to ship impactful products. I’m passionate about design systems, mentoring, and translating complex problems into delightful, accessible experiences. I’m based near London with a willingness to relocate for the right opportunity.

Available to hire

Hi, I’m Mohammad Sultan Khaja, a Product & UX/UI designer currently pursuing an MSc in User Experience Design at Kingston University. I bring 6+ years of hands-on experience crafting user-centered experiences for leading fintech, edtech, and ridesharing platforms in Bangladesh, including bKash, 10 Minute School, and Pathao. I bridge user needs with business goals through data-driven design and rigorous research, turning insights into intuitive product solutions.

I excel at onboarding, search, and checkout flows, collaborating with cross-functional teams to ship impactful products. I’m passionate about design systems, mentoring, and translating complex problems into delightful, accessible experiences. I’m based near London with a willingness to relocate for the right opportunity.

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Experience Level

Expert
Expert

Work Experience

Product Designer at Pathao
August 1, 2025 - August 1, 2025
Innovated long-term features and backlog prioritization to boost CVR and daily food orders. Led revamps of the Food exploration, navigation & ordering experiences, driving a ~41% uplift in daily orders (target CVR up to 9k) in 2025. Improved food discovery with a 64.6% rise in overall food requests, 4.85% increase in reorders, and 72.73% higher use of filters.
Product Designer & Researcher at 10 Minute School
August 1, 2024 - August 1, 2024
Boosted K12 onboarding CVR to demo class by 10.7%. Enhanced search UX to raise CVR by 24% for users who searched. Improved Live-class experience to increase quiz engagement by 8%. Designed IELTS Mock Test adoption (Reading 55%, Listening 38%). Revamped checkout journey, Online Written Assessments and Teaching Studio; conducted 33+ hours of research including user interviews, usability tests, heuristic evaluations and surveys.
UI/UX Designer at Kludio
July 1, 2021 - July 1, 2021
Designed product landing page and enhanced order management, branding and copy for a Point of Sales solution UI/UX.
UI/UX Designer at bKash
February 1, 2021 - February 1, 2021
Crafted the ATM cash-out experience and contributed to a mobile-friendly landing page. Conducted qualitative research on the payment journey to identify user pain points.
Associate Product Manager at bKash
December 1, 2020 - December 1, 2020
Helped deliver the app launch for the customer app v2 reaching 3.8 million users. Conducted ~50 hours of qualitative and quantitative research, including user interviews, usability tests, A/B testing, product validation and beta testing facilitation. Supported financial inclusion and youth engagement via an in-house bird game, fostering app engagement during COVID-19. Authored monthly product bulletins for 400+ internal readers, informing updates and trends.
UI/UX Engineer at Misfit Technologies
February 1, 2019 - February 1, 2019
Honed UI/UX skills while leading design and user flows for a consumer event ticketing platform.

Education

MSc User Experience Design at Kingston University
September 1, 2025 - October 28, 2025
BSc (Hons) Computer Science & Engineering at North South University, Bangladesh
September 1, 2013 - September 1, 2018

Qualifications

Add your qualifications or awards here.

Industry Experience

Financial Services, Education, Software & Internet, Transportation & Logistics