Máté Herczeg

Career Summary

Frontend developer with 15+ years of experience and a fullstack background. I work primarily with Angular and React, including multiple AngularJS-to-Angular migrations. I also focus heavily on CI/CD pipelines and end-to-end test automation.

Work Experience

Independent Contractor 2020 Jan — Present
Erste Bank 2024

Part of a full-stack team building a new permission management module for business customers from the ground up. My primary focus was the React frontend, but I also stepped in to help the team level up their automated testing in an advisory capacity.

  • React
  • TypeScript
  • Playwright
  • REST APIs
Charly Education 2022 — 2023

Stepped in to lead a small frontend team through a tight deadline for a new e-learning platform. Beyond delivering on time, my main job was to mentor their strongest mid-level dev so he could take over as Lead once I left.

  • React
  • Next.js
  • TypeScript
  • Cypress
PixVR 2021

Helped out for two weeks to iron out a few kinks in an unfinished frontend and ship as many features as possible before a tight deadline.

  • React
  • TypeScript
Diesdas Digital 2021

Built a custom UI for a chatbot. Worked closely with their lead frontend dev to match their coding standards, and with their UI/UX expert to deliver a smooth conversational interface.

  • Angular
  • TypeScript
  • RxJS
SimpledCard 2020

Continued supporting the team for a few months after my full-time contract ended to ensure a smooth handover.

  • Angular
  • NgRx
  • TypeScript
Lead Frontend Developer SimpledCard 2019 Aug — 2019 Dec

Led the migration of the main application from AngularJS to Angular 2+. Also helped the mobile team rewrite their app in NativeScript in a mentoring capacity.

  • Angular
  • AngularJS
  • NgRx
  • TypeScript
  • Webpack
  • HTML/SASS
  • Material
  • NativeScript
  • CircleCI
Software Engineer Cloudera 2019 May — 2019 Jul

Short engagement on the ML platform frontend, shortly after the Hortonworks merger. Did not end up being a long-term fit.

  • AngularJS
  • React
  • Redux
  • Node.js
  • HTML/SASS
  • Jest
  • Puppeteer
  • Kubernetes
  • Python
Senior Frontend Developer IT Ware 2019 Feb — 2019 Mar

Short-term project: built the frontend for a new machine learning product and set up their GitLab CI pipeline.

  • Angular
  • NgRx
  • ng-swagger
  • webpack
  • TypeScript
  • HTML/SASS
  • Docker
  • GitLab CI/CD
Senior Frontend Developer Hearsay Systems 2018 May — 2019 Jan

Built custom UI solutions for clients whose needs went beyond what the existing CMS could handle. Also involved in planning the move from a monolithic architecture to microservices.

Strong focus on accessibility, performance optimization, and automated testing across the team.

  • React
  • JavaScript
  • webpack
  • HTML/SASS
  • Python
  • Node.js
  • TravisCI
  • AWS
  • Jest
  • Puppeteer
Software Developer T.E.L.L. Software 2016 Jul — 2017 Dec

Worked on the mobile, desktop, and web frontends of a security device. The app was JS-based, bundled for desktop with nw.js and for mobile with PhoneGap — later migrated to Angular 2+ and Ionic.

This is where I shifted from fullstack to frontend, and picked up automated testing and XP practices.

  • AngularJS
  • JavaScript
  • HTML/SASS
  • Node.js
  • nw.JS
  • PhoneGap
  • Ionic
  • socket.io
  • Karma
  • Jasmine
  • RxJS
Web Developer MadTatu 2010 Dec — 2016 Jun

Fullstack work across a range of projects. Key ones: planned and built an online education platform integrated with an e-commerce system for a US-based fitness company, and extended a legacy hotel booking system where I also started mentoring junior devs.

  • PHP
  • CodeIgniter
  • Yii
  • MySQL
  • PostgreSQL
  • HTML/SASS
  • jQuery
  • Knockout.js
  • PHPUnit
  • Selenium