Mohamed Aziz Manaa•Senior Frontend Engineer•Barcelona, Spain

Projects

Product work, internal tools, design systems, and delivery case studies.

These pages are the crawlable version of the CatOS projects panel, focused on real shipped work and the outcomes behind it.

Featured Case Study

Talent.com Product Platform

Software Engineer (Frontend) • Core marketplace product • 2022 - Present

+40% engagement, ~10% revenue impact through shipped experiments

Contributed to the migration from a legacy PHP platform to Next.js while building and maintaining high-traffic product surfaces such as SERP, homepage, and salary tools. The work balanced performance, scalability, experimentation, and product delivery in a fast-moving environment.

Outcomes

  • Helped modernize a legacy PHP stack into a more scalable Next.js frontend foundation
  • Shipped on high-traffic product surfaces that directly shaped the user journey
  • Balanced delivery speed with performance, maintainability, and experimentation needs

Technologies

  • React
  • Next.js
  • TypeScript
  • A/B Testing
  • Statsig
  • Design Systems

Featured Case Study

Internal Tools and Employer Workflows

Frontend Owner • Operational dashboards and employer tooling • 2022 - Present

~70% reduction in task time for key internal workflows

Owned frontend development for internal tools and employer-facing experiences, redesigning workflows used by Customer Success teams and shipping interfaces with real-time UI updates. This work reduced task time by about 70% while improving clarity and operational efficiency.

Outcomes

  • Redesigned workflows for Customer Success teams to reduce friction in daily operations
  • Built real-time UI behavior that removed unnecessary reloads and improved responsiveness
  • Worked closely with backend and product stakeholders to align tooling with actual user needs

Technologies

  • React
  • TypeScript
  • Next.js
  • Real-Time UI
  • HubSpot
  • PandaDoc

Featured Case Study

Shared UI System

Contributor to shared frontend foundations • Design system and onboarding • 2023 - Present

Improved consistency and onboarding across teams

Contributed to a shared UI system backed by Storybook and documentation, helping teams ship more consistently and making it easier for new engineers to understand the component model and design patterns used across the product.

Outcomes

  • Improved consistency across interfaces through shared reusable components
  • Strengthened onboarding with Storybook and clearer engineering documentation
  • Supported faster delivery by reducing repeated UI implementation work

Technologies

  • React
  • TypeScript
  • Storybook
  • Design Systems
  • Documentation

Additional Experience

Oaase Client Platforms

Web Developer (Part-Time) • Client websites and applications • 2021 - Present

Client-facing websites and applications with hands-on work across frontend, backend, CMS customization, and SEO.

Breadth across frontend, backend, CMS, SEO, and client delivery

Mega-dev Agency Builds

Co-Founder • Agency delivery across multiple industries • 2016 - 2022

Digital products across booking, travel, real estate, e-commerce, and brand assets for clients.

Multi-domain product and client delivery experience

Mohamed Aziz Manaa

Frontend engineering, product delivery, and selected visual work

m.azizmanaa@gmail.comLinkedInGitHub