Matej Janacek, Principal Frontend Engineer

Beschreibung

Experienced Software Engineer possessing 15+ years of proficiency in

building robust, scalable web interfaces using various modern frontend

technologies with strong focus on performance and user experience. Skilled in

steering frontend architecture, mentoring teams, and managing CI/CD

pipelines to streamline releases. Backed by Agile and Scrum Master

experience, committed to advancing technical excellence and facilitating

cross-team collaboration in dynamic environments.

Sprachen

Englisch
Muttersprachlich oder zweisprachig
Tschechisch
Muttersprachlich oder zweisprachig
Slowakisch
Muttersprachlich oder zweisprachig
Spanisch
Konversationssicher
Deutsch
Grundkenntnisse

Arbeitsortpräferenzen

Vor Ort möglich

Zurich (bis zu 50 km)

SMG Swiss Marketplace Group
Senior Software Engineer
Juni 2023 - September 2025 (2 Jahre und 3 Monate)
Zürich, Switzerland
- Frontend Team Lead (informal) – Owned frontend architecture decisions, mentored developers, and coordinated cross-team delivery to improve velocity and product quality
- Owned CI/CD pipelines and release processes to ensure reliable and
efficient deployments
- Started to use AI tools extensively: Copilot, Claude code
- Technical stack: React, Typescript, Redux, RTK Query, AWS services, PHP, Radix UI, Jest, Playwright, Github actions
React.js Typescript redux Amazon Web Services GitHub
Freelance
Lead Software Engineer
Mai 2022 - Mai 2023 (1 Jahr)
Zürich, Switzerland
- Co-founded a fitness app tech startup Tech stack: Svelte, SvelteKit, Tailwind, Firebase, PostgreSQL
Svelte SvelteKit JavaScript Externe API-Integration PostgreSQL
Tundra
Senior Frontend Engineer
September 2019 - April 2022 (2 Jahre und 7 Monate)
Zurich, Schweiz
- Responsible for development of large e-commerce web app
- Overseeing integration with backend and multiple 3rd party libraries
- Participated on e-commerce Chrome extension development
- Contributed to the growth of the company through multiple successful funding rounds
- Tech stack: Typescript, React, Redux, ReactNative, MaterialUI, Playwright
Typescript React.js redux Externe API-Integration Playwright

Gesamte Berufserfahrung von Matej ansehen

Sei die erste Person, die Matej empfiehlt

Teile Deine Erfahrung aus der Zusammenarbeit mit diesem Freelancer.

A

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

B

Baptiste Duhen

Fullstack developer

4.6

(4)

5

A

Amed Hamou

Senior Lead Developer

4

(2)

7

A

Audrey Champion

Web developer

4.3

(3)

4

Anmelden, um Profile zu sehen

Master's degree
Brno University of Technology
2010
Master's degree
Master's degree
Universidad de Valladolid
2008
Master's degree

Ausbildung und Abschlüsse von Matej ansehen

Software-Ingenieure