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Lukáš Novák, Senior Frontend & React Native Developer

Since January 2018 I have built fast interfaces, complex animations and apps that run on real-time data.

I have worked on apps for Czech sports federations, an investment platform, Groupon, Newlife and Škoda Auto, and for J&T Banka, Globus and J&T Real Estate. Alongside that, I build and run my own product, Evidenka, under Novak Design.

Code on GitHub (opens in a new tab)hello@novakdesign.skReact and Next.js for agencies and teams
  • Prague
  • Fluent Slovak and Czech, professional English

8+ years building software, since January 2018

Where I have worked

Nine roles since January 2018, newest first. Companies under NDA are named by sector.

  1. 2026 - present

    Novak Design

    Founder and developer (alongside the role below)Own studio and product

    • An attendance and cost system for the construction company Polákstav, from a Google Sheet to a web app in daily use.
    • My own SaaS product, Evidenka, for companies with field crews in Slovakia and Czechia.
    • A new website with local SEO for the sign and wrap shop LIL MEM, replacing an old WordPress site.
    • SaaS
    • Product
    • Full stack
    • Google Sheets automation

  2. Feb 2025 - present

    Document processing platform NDA: The company name is covered by an NDA.

    Senior frontend developerInvoice and document processing

    • The frontend of an enterprise platform for digital invoice and document processing.
    • Document viewer, multi-step review workflows and real-time processing dashboards.
    • Fast, accessible interfaces for large document volumes, built in close collaboration with the backend team.
    • Next.js
    • TypeScript
    • React
    • REST APIs
    • Performance
    • Tailwind CSS

  3. Feb 2024 - Jan 2025

    J&T Banka · Globus · J&T Real Estate

    Senior frontend and animation developer (contractor)Banking, retail, real estate

    • As a senior contractor I led frontend and animation work for three brands.
    • Smooth animations and gestures in mobile apps (Reanimated, Lottie).
    • Integrations with banking, retail and real estate systems.
    • Code reviews, coding standards and mentoring junior developers.
    • React Native
    • Reanimated v3
    • Lottie
    • TypeScript
    • REST APIs
    • Integrations

  4. Jun 2023 - Jan 2024

    Groupon

    React and React Native developerE-commerce

    • Building and maintaining web and mobile apps.
    • Deploying the frontend on AWS (S3, CloudFront, Route 53).
    • React Native
    • React
    • AWS
    • TypeScript
    • S3 / CloudFront

  5. Sep 2022 - May 2023

    Newlife

    Web 3.0 developerSocial platform, Web 3.0

    • A decentralised social app for web and mobile, governed by its community through a DAO.
    • Users own their content. React frontend deployed on AWS.
    • React
    • Web 3.0
    • DAO
    • AWS
    • Blockchain

  6. Mar 2022 - Aug 2022

    Škoda Auto

    React developerAutomotive

    • A responsive car configurator interface with real-time elements.
    • Performance and cross-browser compatibility, working closely with UX/UI designers.
    • React
    • TypeScript
    • Responsive design
    • Performance

  7. Jan 2021 - Feb 2022

    FA-JO

    Full-stack developerCompany website

    • A responsive company website built from scratch, with a PHP and MySQL backend, API integrations and caching.
    • PHP
    • MySQL
    • JavaScript
    • jQuery
    • Ajax

  8. Jun 2020 - Dec 2020

    Investment mobile platform NDA: The company name is covered by an NDA.

    React Native developerFintech

    • An investing and trading app for iOS and Android.
    • Encrypted data flows, Face ID and Touch ID sign-in, certificate pinning.
    • Live charts and portfolio visualisations.
    • React Native
    • Redux Toolkit
    • TypeScript
    • Biometric auth
    • iOS / Android

  9. Jan 2018 - May 2020

    Czech sports federations: floorball, ice hockey, football

    React Native developerSport

    Tens of thousands
    of people used the apps
    ~60%
    less duplicated code, thanks to a shared architecture across the apps
    • Mobile apps for Czech Floorball, the Czech Ice Hockey Association (ČSLH) and the Football Association of the Czech Republic (FAČR): live scores, stats, push notifications and fixture calendars.
    • Releases to the App Store and Google Play through CI/CD.
    • React Native
    • JavaScript
    • Push notifications
    • Real-time
    • CI/CD

What I work with

Mobile apps

  • React Native
  • iOS and Android
  • Push notifications
  • Biometric sign-in
  • App Store and Google Play

Web and frontend

  • React
  • Next.js
  • TypeScript
  • JavaScript
  • Redux Toolkit
  • Tailwind CSS

Animation and 3D

  • Reanimated v3
  • Lottie
  • Three.js / WebGL
  • Canvas API

Backend and cloud

  • Node.js
  • GraphQL
  • REST APIs
  • MongoDB
  • PHP / MySQL
  • AWS (S3, CloudFront, Route 53)

.NET and Azure

  • .NET
  • C#
  • Blazor
  • Azure

Tools

  • Git / GitHub
  • CI/CD
  • Figma

Personal projects

Smaller projects from 2021 to 2023, where I tried out new technologies. The code is public.

  1. 2021

    CryptoInsight Explorer

    Crypto stats, market prices and news, pulled live from APIs.

    • React
    • Redux Toolkit
    • Chart.js
    Code on GitHub CryptoInsight Explorer (opens in a new tab)Live demo CryptoInsight Explorer (opens in a new tab)

  2. 2021

    Chatting Room

    Channels, invites and direct messages, with its own backend sign-in.

    • Node.js
    • React
    • Stream
    Code on GitHub Chatting Room (opens in a new tab)Live demo Chatting Room (opens in a new tab)

  3. 2023

    CatChronicle Hub

    A blogging platform with markdown, an open API, data validation and tests.

    • Tailwind CSS
    • Redux
    • Zod
    • Tests
    Code on GitHub CatChronicle Hub (opens in a new tab)Live demo CatChronicle Hub (opens in a new tab)

Tell me what you need built.

I reply within one working day, in Slovak, Czech or English.

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