Hamza HAJTAIEB
@hamzaht
Senior Product Designer blending engineering rigor with user-centered, scalable design systems.
What I'm looking for
I'm a Senior Product Designer with an IT engineering background and seven years of experience crafting user-centered digital products for startups and enterprise clients. I lead end-to-end design, build scalable Tailwind-based design systems, create animated Figma prototypes, and collaborate closely with cross-functional teams to ensure technical feasibility and measurable business impact.
I'm a design mentor at ADPList and have worked with Y Combinator-backed companies and renowned clients like Coca-Cola and the Python Software Foundation. I prioritize user research, usability testing, and iterative feedback to deliver polished, implementable experiences that drive engagement and adoption.
Experience
Work history, roles, and key accomplishments
Senior Product Designer
ADPList
Jan 2022 - Present (4 years 2 months)
Mentored designers globally through 1-on-1 and group sessions, providing portfolio and career guidance that earned consistent 5-star reviews and helped mentees advance their skills.
Senior Product Designer
Awesomic Inc
Jan 2022 - Present (4 years 2 months)
Lead end-to-end design for high-growth digital products at a Y Combinator-backed design platform, delivering scalable design systems and animated prototypes that improved development speed and product consistency across +25 YC-backed clients.
Senior Product Designer
Python Software Foundation
Jan 2024 - Dec 2025 (1 year 11 months)
Led end-to-end design and delivery of the official PyCon US 2025 website, creating a scalable Figma design system and animated, user-friendly site that improved attendee engagement and strengthened the community brand.
Senior Product Designer
MyEdSpace
Jan 2024 - Dec 2025 (1 year 11 months)
Led end-to-end design of an educational platform, delivering 80+ pages, AI Learning Hub features, and a Tailwind-based design system to improve personalization and content management for students and educators.
Senior Product Designer
Letter AI
Jan 2024 - Dec 2025 (1 year 11 months)
Designed and built the core Letter.ai platform including AI Sales Room and RFP module, delivering 80+ pages and a custom design system to streamline proposals and client interactions for revenue teams.
Design Lead
Process Bee
Jan 2024 - Dec 2025 (1 year 11 months)
Led product design for a decentralized process management platform, designing core features and a Tailwind-based design system to ensure scalability, visual consistency, and faster implementation.
Senior Product Designer
Magic Moment
Jan 2023 - Dec 2024 (1 year 11 months)
Directed product design for an AI-driven engagement platform, architecting flows for campaign creation and analytics and delivering a design system that boosted adoption and retention.
Senior Product Designer
Kaedim
Jan 2023 - Dec 2024 (1 year 11 months)
Designed a 3D asset creation platform, building the 3D Asset Builder and dashboard with 100+ pages and a custom design system to speed development and deliver production-ready interfaces for game studios.
Senior Product Designer
Coca-Cola
Jan 2023 - Dec 2024 (1 year 11 months)
Redesigned Coca-Cola’s Revenue Growth Management toolkit, delivering a UI overhaul and scalable design system that improved usability and decision-making across devices.
Senior Product Designer
Tableflow
Jan 2023 - Dec 2024 (1 year 11 months)
Designed an AI-powered document processing platform, delivering workflows and a scalable design system that reduced manual data processing effort by ~90% and achieved >95% extraction accuracy in prototypes.
Senior Product Designer
DimensionAI
Jan 2022 - Dec 2023 (1 year 11 months)
Led UX design for analytics dashboards and ML pipelines, delivering interactive prototypes and a reusable design system to simplify complex data flows and accelerate insights for enterprises.
Senior Product Designer
Terra
Jan 2022 - Dec 2023 (1 year 11 months)
Designed Terra’s API documentation portal and developer dashboard, reducing integration friction with a clean design system supporting dashboards and analytics across 50+ devices.
Senior Product Designer
Simular.AI
Jan 2022 - Dec 2023 (1 year 11 months)
Designed an AI simulation platform with workflows and dashboards for testing scenarios, delivering a modular design system and real-time feedback interfaces to support decision validation.
Senior Product Designer
Signadot
Jan 2022 - Dec 2023 (1 year 11 months)
Designed Signadot’s UX for instant sandboxes and PR previews, producing animated Figma wireframes and a scalable design system to accelerate development and reduce release incidents.
Senior Product Designer
FanBasis
Jan 2022 - Dec 2023 (1 year 11 months)
Designed creator–fan engagement flows and monetization features, creating a custom Figma design system and animated UI that improved engagement and monetization pathways.
Senior Product Designer
StockPilot
Jan 2022 - Dec 2023 (1 year 11 months)
Designed a unified inventory management system with dashboards and interactive prototypes, delivering a Tailwind v3-based design system for multi-store real-time product tracking and reporting.
Art Director
Warena
Jan 2022 - Dec 2023 (1 year 11 months)
Led design for an eSports platform, creating tournament, ranking, rewards, and community features with responsive UI and a scalable design system to enhance player engagement.
Senior Product Designer
Decentralize Impact
Jan 2021 - Dec 2022 (1 year 11 months)
Designed a blockchain-based social impact platform, delivering donation tracking dashboards and workflows that increased transparency and contributor engagement.
Design Lead
DarBlockchain.io
Jan 2020 - Dec 2021 (1 year 11 months)
Led design for a blockchain ecosystem, crafting dashboards for token management, staking, and marketplaces with responsive flows and a flexible design system for technical workflows.
Design Lead
Lightency.io
Jan 2019 - Dec 2020 (1 year 11 months)
Designed dashboards and peer-to-peer energy exchange flows for a renewable microgrid startup, creating a consistent design system that improved onboarding and transparency of energy transactions.
Education
Degrees, certifications, and relevant coursework
ESPRIT • Private SCHOOL of Engineering and Technology
Engineer Degree, Engineering
2016 - 2021
Grade: High Honors
Attended ESPRIT Private School of Engineering and Technology and graduated with high honors in an engineering program.
London Global English Center
Certificate, English Language
2012 -
Completed English language studies at London Global English Center to strengthen professional communication skills.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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