Mares Popa
Senior Frontend Engineer — React, TypeScript, CI/CD, Cloud Migration
Cluj-Napoca, Romania
Senior Frontend Engineer with 10+ years of hands-on experience refactoring complex legacy codebases into scalable modern web applications. Focused on engineering frontend infrastructure that boosts developer productivity, leveraging AI tools to accelerate delivery cycles, and building resilient systems that keep business operations running smoothly.
Skills
React · React Native · Next.js (App Router) · TypeScript · Vitest · Jest · React Testing Library · Playwright · Cypress · A/B Testing & Experimentation · CI/CD
Experience
Senior Software Engineer · Riverbed Technology2023 — Present
- Managed frontend platform migration from Azure to AWS with minimal disruption
- Integrated Cursor and Copilot into the team's development workflow
- Optimized CI/CD pipelines, halving build wait times
Fullstack Course Lecturer · GoIT România2023 — 2024
- Taught HTML/CSS, JavaScript, React.js, and Node.js to career-changers
Frontend Engineer · Cognizant2022 — 2023
- Rewrote a hotel booking app from AngularJS to Next.js (150-person team, SAFe)
- Improved unit test coverage with RTL and Jest
Frontend Engineer · 3Pillar Global Romania2018 — 2022
- Led the AngularJS-to-React frontend transition for a cybersecurity startup
- Built interactive Highcharts.js dashboards and advanced search features
Software Engineer · Frequentis2015 — 2018
- Led AngularJS frontend development from concept to completion
Projects
Education
B.Eng. Automated Control Engineering, Politehnica Cluj-Napoca2012 — 2016
Languages
Romanian (native) · English (full professional)