Product designer · Software engineering background
I've helped startups gain their first customer and unicorns retain theirs. Built and shipped products to millions of customers through brands like Property Finder, Shell, BP, Nandos and Dubai Holdings.
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Showing all 8 projects
Property Finder · 2026
When Property Finder acquired a data intelligence company, the challenge was how to integrate it within the application. I led the research and design work to embed transaction history, tower insights and community intelligence directly into the user journey.
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Dubai Holding · 2026
Repositioning Dubai Holding's digital presence away from property operator toward investment-grade institution.
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Fox AI · 2023
Building an AI agent that generates organic traffic on autopilot.
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PDF AI · 2023
I founded, designed and launched PDF AI from 0-1, from research to production-ready — a side project that lets you speak with your documents.
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Shell · 2023
I led the design of Ted from 0-1: researching and identifying problems, then designing and handing off for implementation — filtering, searching and an abstract data structure that works across all data types.
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Rewoa · 2025
Designing a mobile app from zero to one that lets anyone own a piece of real estate from $100 — earning yield and appreciation without needing to be wealthy to get started.
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Nando's · 2022
I led the design of two-factor authentication for Nando's to tackle account takeover fraud. The challenge became encouraging customers to enrol a second factor. Shipped to 300k+ customers across all platforms.
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AlphaSights · 2020
I proactively identified and tackled the problem, advocated its importance to stakeholders, and led the design process through to implementation. Since shipping, the feature has saved the business over £350k a year.
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Andy Kwedo•Lead Product Designer @ Shell"Mousa is an incredible product designer and a true gentleman. He drives incredible value for customers by leading discovery, gathering and executing requirements and iterating on designs against feedback. He's always fully collaborative with the product team and a contributor to the wider design community. I highly recommend him and hope to work with Mousa on projects again in the future."
Ryan Foreman•Product Lead @ Nandos"Mousa also excelled at getting to know the customers, documenting their wants, needs and problems to develop digital experiences that exceeded customers expectations while balancing the impact for the business. Mousa's use of UX and UI skills along with the ability to tell a story helped to bring empathy for our customers to leadership teams and ultimately buy in to the opportunities that we identified together."
Dario Codipietro•Design Lead"Mousa is a top UX professional: he's got skills, knowledge, curiosity. He is a fast learner and a great all-round team player. I loved working with him on complex tasks where he would always offer excellent feedback, insights, and was always able to very quickly adapt to the feedback he would be given. I would definitely recommend him in a UX position and would love to be working with him again in the future."
Job Mashapa•VP of design @ Bayzat"Want a meticulous product researcher, educator and team player? Haitham is the go to guy. Haitham significantly contributed to ResearchOps at Bayzat. He always has the aptitude to ask the right questions, to understand the jobs to be done of the users and the ability to succinctly translate the findings into actionable recommendations to improve both the ease of use and usefulness of the product."