Full-time focused on building web3 products

Co-created a GraphQL service for storing and syncing versioned, multiplayer Design documents- As Staff Engineer I worked on architecture and prioritization based on product requirements in collaboration with product and engineering leadership.- Co-built GraphQL API and REST API for a couple of performance-critical endpoints.- Built Sync Client responsible for orchestration between a local design document and the storage server.- Implemented a generic 3-way merge algorithm with automatic conflict resolution for design documents.- Migrated JSON based format to binary format based on FlatBuffer to improve storage, memory footprint, and overall performance

Co-created Craft - framework and a universal plugin system for Sketch and Photoshop- I have built Objective-C framework that introduces an extensible plugins panel for Sketch- I have built Built CI/CD pipeline for building and deploying plugins- Co-created Craft Manager OS X desktop and Craft Manager API.Co-created a realtime multiplayer rich text editor with embeddable content based on Quill editor- REST API for storing and syncing versioned, multiplayer text documents based on Delta format and JSON1 OT format- Fully featured text editor (a la Dropbox Paper / Notion) with integrations into the InVision toolset- Researched and co-built generic table / database-like support for the text editor.- E2E tests suite based on TestCafe and multiplayer E2E tests based on Puppeteer.

As technical co-founder, I fully built a prototyping desktop app based on the Electron framework and a prototype mirroring iOS app.

- Designed the first version of universal design format Octupus and co-developed importers (3rd-party design formats) and exporters (svg, css, swift,..).- The main driver of the Avocode Desktop app based on the Electron framework (electron early adopter).- Co-developed plugins for Sketch and Photoshop.- Researched how to parse and convert multiple design formats - PSD, AI, Sketch,... into universal Octopus format- Research of how to use Skia Graphics Library on the web

BeatBeat is a lifestyle technology for businesses that gives their visitors the power to check or change background music via a mobile app.I have built an iOS mobile app and API responsible for serving both iOS and Android mobile apps

I was part of the team responsible for the maintenance and development of new features of the online shopping platform Zbozi.cz.- I built a product reviews system, manufacturer categorization, and manufacturer products page- I worked on multiple administration / back-office tools for maintaining product registry, and product categorization.- Introduced automated E2E tests

Under the supervision of the Director of Engineering, I have built a marketplace for new and used cars for the market in the Czech republic integrated with multiple 3rd party software used by car dealers.