Systems-thinking engineer bridging the gap between rapid design prototyping and scalable frontend architecture. Passionate about leveraging AI and modern tooling to accelerate concept-to-code delivery while building robust, reusable UI primitives. Proven technical leader and “force multiplier” who elevates engineering cultures through deep mentorship, rigorous code reviews, and systemic refactoring. Expert in TypeScript, React, and complex platform modernization without disrupting business continuity.

Aaron Mayo

Systems-thinking engineer bridging the gap between rapid design prototyping and scalable frontend architecture. Passionate about leveraging AI and modern tooling to accelerate concept-to-code delivery while building robust, reusable UI primitives. Proven technical leader and “force multiplier” who elevates engineering cultures through deep mentorship, rigorous code reviews, and systemic refactoring. Expert in TypeScript, React, and complex platform modernization without disrupting business continuity.

Available to hire
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Experience Level

Expert
Expert
Expert
Expert
Intermediate
Intermediate

Work Experience

Senior Frontend Engineer / Frontend Lead at The Shopworks
May 1, 2022 - Present
Designed and authored the SPA core layout framework from scratch, including shared routing middleware and structural primitives for the frontend team. Maintained strict MUI adherence and responsive design standards while consolidating a large codebase (adding 88,079 lines of modern code and deleting 82,882 lines of legacy debt). Drove adoption of TypeScript and upskilled offshore teams to reach ~90% E2E test coverage; transitioned E2E testing from Testim to Playwright. Mentored a remote team via detailed code reviews across 331 Merge Requests, produced 55+ pages of process documentation, and onboarded international hires. Delivered complex end-to-end features at high volume (272 resolved tickets), including SSO integration, a global Shop Opening Hours system, and a ground-up rebuild of the Multi-Week View rota.
Full Stack Engineer at Boohoo Group
October 1, 2021 - May 1, 2022
Engineered scalable full-stack features using NestJS, GraphQL, and React, bridging asynchronous backend workflows (AWS SNS/SQS) with responsive frontend interfaces. Architected and maintained internal and external UI systems aligned to brand standards, improving test coverage using Jest and React Testing Library. Managed local staging environments via Nginx to optimize the deployment pipeline and enable faster iteration in an Agile environment.
React Developer at Origin Broadband
October 1, 2018 - September 1, 2020
Developed and maintained customer-facing React single-page applications using styled-components and modern CSS architecture. Collaborated with backend teams to integrate frontend architectures with robust SQL/MySQL databases to ensure reliable data management and seamless UI state updates.

Education

IT Systems Support & Professional Competence (Level 3 Diplomas) at Dearne Valley College
January 11, 2030 - August 26, 2026

Qualifications

Microsoft Certified IT Professional (MCITP) & CompTIA A+ IT Technician
January 11, 2030 - August 26, 2026
IT Systems Support & Professional Competence (Level 3 Diplomas)
January 11, 2030 - August 26, 2026
Microsoft Certified IT Professional (MCITP)
January 11, 2030 - August 26, 2026
CompTIA A+ IT Technician
January 11, 2030 - August 26, 2026

Industry Experience

Software & Internet, Computers & Electronics, Professional Services

Experience Level

Expert
Expert
Expert
Expert
Intermediate
Intermediate