Lukáš Franěk

Résumé

Personal info

Name Lukáš Franěk
E-mail chlebik@gmail.com
Date & place of birth 5.7.1985, Třebíč
State Czech Republic
Nationality Czech
Marital status Single
GitHub https://github.com/Chleba

Education

2000 – 2003 High School SPST-SOUTTechnical & Electrical engineering, Třebíč

Languages

Czech Native
English Active, including IT English

Experience

2025/12 – ? CHD Data s.r.o. - CEO Local, on-premise AI solutions for companies Tech stack: JS/TS, Rust, C++, PSQL, Bash, Docker
2023/03 – 2026/06 Ubiquiti - Full Stack Software Developer UISP full-stack developer working on everything related with UISP App Tech stack: JS/TS, NodeJS, Rust, C++, React, PSQL, RabbitMQ, Bash, Docker
2021/11 – 2023/03 GitGut.ai - Senior Developer AI startup working on Desktop App with overlay for a game League Of Legends & Fortnite with data mining from those games, rendering App's data, downloading and playing sound's clips. Tech stack: JS/TS, NodeJS, Electron, React, Vite, C++
2021/08 – 2022/04 Kentico Software - FrontEnd Specialist Core FE component team job working on core UI components Tech stack: JS/TS, React
2020/04 – 2021/08 Prusa Research - FW & JS Developer Embedded Developer working on FW for prusa Buddy board using STM32 (ARM) chip. Later working on automatic testing station for electronics components (core - node-red). Tech stack: C/C++, Python, MQTT, HW, logic analyzer
2017/02 – 2020/04 Freelancer / Games&Tools Developer Working as a contractor for various companies, creating custom, lightweight 3D engines, iOS mobile apps, interactive exhibitions, etc. Tech stack: OBJ-C, LUA, HTML5, JS, WebSocket, WebGL, OpenGL, Electron, NodeJS, C/C++, Python, ..
2014/01 – 2017/02 Apollo Games - Team Leader & Game Developer Team Leader / HTML5 Game Developer started new online division. Create HTML5 game dev team. Create framework & set of 15.games. Tech stack: OBJ-C, LUA, HTML5, JS, WebSocket, WebGL, WebAudio, NodeJS, C++
2012/05 – 2014/01 Geewa.com - Game Developer JavaScript & OBJ-C developer working on internal Analytics tool(JS), iOS game MunchieMania(OBJ-C) Tech stack: OBJ-C, HTML5, CSS, JS, WebSocket, NodeJS, Swift
2008/04 – 2012/05 Seznam.cz - Webmaster & JavaScript & Python Developer Webmaster, Python and JavaScript developer on (sklik.cz, novinky.cz, mapy.cz, sreality.cz, JAK framework) Tech stack: Python, HTML, CSS, JS, NodeJS, Canvas, WebSocket, MySQL
2006/06 – 2008/03 Digital Action - PHP & JavaScript Developer Webmaster job doing fullstack Web development. Creating web sites & e-shops using internal CMS. Tech stack: PHP, HTML, CSS, JS, Flash, MySQL
2005/10 – 2006/06 Tajfun.cz - PHP Developer Intership at SW company creating custom websites using internal CMS. Tech stack: PHP, HTML, CSS, JS, MySQL

Skills

Operating systems GNU/Linux Debian, Ubuntu, Arch
MAC OS/FreeBSD
Development tools Git, Docker, LUA LOVE, ..
Graphics, Design GIMP, Figma
Languages JS/TS, LUA, Rust, C/C++, OBJ-C, ...
Databases MySQL, Postgresql
Web technologies XHTML, HTML5, CSS 2/3, HTML DOM, AJAX, JSON, SVG/DOM, CANVAS, WEBGL, WebAssembly, ..

References

Seznam.cz JAK, Sklik.cz, Novinky.cz, sreality.cz, sauto.cz
Geewa Internal Analytics Tool, HTML5 & iOS Game Munchie Mania
ApolloGames Start new department of Online HTML5 games. Made internal game framework and set of 15.games. Made custom 3D engine (C++, OpenGL, WebGL)
Skoda Auto iOS App - SKODA PCI for certified services.
Praha CAMP & Oficina Imagine Prague - Interactive Exhibition with simulation game of city block, where user can custom city trafic.
Narodni Divadlo Velvet Revolution - Interactive Exhibition with 5 Retro Arcade Cabinets and set of 3 custom games.
Prusa Research STM32 PrusaBuddy FW for PrusaMini, Testing stations for electrical components with unified Node-Red logic core + FW for Atmel based testing stations.
GitGut.ai Voice Assistant Desktop Application (mac, win) doing data mining from games.
Pixelartor Animation Tool for converting 3D models with animations into 2D sprite frames.
Netscanner Rust Application for scanning local network & WiFi Networks
ollamaMQ High-performance Ollama proxy with per-user fair-share queuing, round-robin load balancing, and real-time TUI dashboard. Built in Rust.

AI

All AI projects are focused to be offline and local solution of AI/LLM for users. All written in Rust using Ollama & Langchain-rs

Desk Agent Native Desktop Application for creating AI agents with tooling
Desk Vision Native Desktop application for labeling and searching images on local machine by description
Chunkerbot Native application for simple chunking documents for RAG system with simple chat
Multistage Graph RAG App Multistage RAG Application with contextual & Q/A chunking using also BM25 fulltext DB with chat supporting history, enhancing queries and ranking agents with web search agent. Closed source.
E-shop description agent Agent service for Eshops for generation of descritions and filtration & description parameters from CSV exports. Closed source
CHD Extractor Data extractor for any document types and formats prepared for many external connectors, working with accountment, legal, logistics and many more documents using AI & OCR methods. Fullu local, on-premise solution. Closed source.