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Senior Frontend Engineer with 14 years of expertise in building user-centric apps, specialized in Web3. Tech Leader professional with a transparent history of working in blockchain, SaaS, telco, or artistic sites. Skilled in translating technological complexity, data, design, and business needs into a simple product.…

Jan Michek

Front-End Developer, Web Developer, Blockchain Developer, +1

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Senior Frontend Engineer with 14 years of expertise in building user-centric apps, specialized in Web3. Tech Leader professional with a transparent history of working in blockchain, SaaS, telco, or artistic sites. Skilled in translating technological complexity, data, design, and business needs into a simple product.…

Available to hire

Senior Frontend Engineer with 14 years of expertise in building user-centric apps, specialized in Web3.
Tech Leader professional with a transparent history of working in blockchain, SaaS, telco, or artistic sites.
Skilled in translating technological complexity, data, design, and business needs into a simple product.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Czech

Fluent

English

Advanced

German

Intermediate

Spanish; Castilian

Beginner

Work Experience

Frontend Engineer at Livesystems.cz

November 13, 2025 - Present

Lead developer of an asset management SaaS for equipment tracking, maintenance planning, and incident reporting. Collaborated on the implementation and UX design of a highly dynamic environment, generated from previous users’ interaction and a complex generic entity system.

Frontend Engineer at LiveSystems

November 1, 2025 - Present

Lead developer of an asset management SaaS for equipment tracking, maintenance planning, and incident reporting. Collaborated on the implementation and UX design of a highly dynamic environment generated from user interactions and a complex generic entity system. Technologies include TypeScript, Vue, Quasar UI, TanStack, MongoDB, AI-assisted development, WebSockets, REST API, GitLab.

Hackathon Attendee and winner at Polkadot

October 1, 2025 - November 19, 2025

Built MeloDot - music discovery and donation dApp combining music recognition technology with blockchain-based donations, which won a hackathon prize. Developed a full-stack blockchain application - proof-of-concept that solves a real-life problem. Integrates music recognition, smart contracts, backend, and a realistic claim flow for artists.

Frontend Engineer at æLabs

May 1, 2025 - October 3, 2025

Lead developer of an open-source dApp blockchain explorer; implemented user interactions with blockchain, statistics, and responsive interfaces; collaborated with contract developers, designers, users, and stakeholders; technologies used included TypeScript, Vue, Nuxt, AE wallet SDK, Node.js, WebSockets, REST API, Docker, Sentry, Plausible, CI/CD, Cypress, Figma.

Frontend Engineer at æLabs

March 1, 2022 - May 1, 2025

Lead developer of an open-source dApp blockchain explorer aescan.io. Implemented user interactions with blockchain, statistics, and responsive interfaces. Collaborated with contract developers, designers, users, and stakeholders.

Frontend Engineer at PWN Finance

February 1, 2022 - October 13, 2025

Built the frontend for a DeFi Lending platform on Ethereum; implemented Web3 connectivity features for wallet and contracts integration; shaped product vision with the team.

Frontend Engineer at PWN Finance

September 1, 2021 - February 1, 2022

Built the frontend for a DeFi lending platform on Ethereum and implemented Web3 connectivity features for wallet and contracts integration. Shaped product vision with a small startup team.

Frontend Engineer at NICE inContact

August 1, 2021 - October 13, 2025

Developed frontend for chatbot builder; collaborated with backend developers and designers on product vision; mentored a junior developer.

Frontend Engineer at NICE

April 1, 2020 - August 1, 2021

Developed frontend for chatbot builder (pre-LLM era). Collaborated with backend developers and designers on product vision; mentored a junior developer.

Frontend Developer at Perfect Planet

December 31, 2019 - October 13, 2025

Developed apps and presentation websites with superior artistic aesthetics; built a platform for organizing classical music concerts at home and a site for a foundation promoting music.

Frontend Developer at Keboola

December 1, 2018 - October 13, 2025

Implemented major UI redesign and created Storybook component library; built frontend components for an ETL data analytics startup; collaborated with data science teams to visualize complex data sets.

Frontend Developer at Keboola

April 1, 2017 - December 1, 2018

Implemented major UI redesign and created a Storybook component library; collaborated with data science teams to visualize complex datasets.

Frontend Developer at bicep sdigital

April 1, 2017 - October 13, 2025

Redesigning desktop apps with responsive design and animations; optimized websites for cross-device compatibility; created CSS animated HTML banners for clients.

Frontend Developer at Designeo Creatives s.r.o.

January 1, 2017 - October 13, 2025

Designed and developed responsive websites; created interactive features and animations; ensured cross-browser compatibility and mobile responsiveness.

Frontend Developer at bicep sdigital

December 1, 2016 - April 1, 2017

Redesigned desktop apps for responsive design and cross-device compatibility; created CSS animated banners for clients.

Frontend Developer at Designeo Creatives s.r.o.

March 1, 2016 - January 1, 2017

Designed and developed responsive websites with interactive features and animations; ensured cross-browser compatibility and mobile responsiveness.

Frontend Developer at NMS Market Research

August 13, 2012 - November 1, 2015

Developed dashboards and responsive data visualization components; built web interfaces for market research applications; created interfaces for survey and user testing systems.