Dimo Fedortchenko is a veteran web developer and engineering leader with over two decades of hands-on experience building web, mobile and embedded systems, currently contributing at Paradox Interactive. He founded One Day Beard to deliver end-to-end iOS, Android and web applications and later scaled into logistics tech as CTO of Eff3kt and co-founder/CTO of MOVEBYBiKE Stockholm, applying software to physical delivery challenges. Technically versatile, he moves between Python/Django, JavaScript/React, iOS (Objective-C), embedded IoT on ESP8266, and Linux/Docker deployments, and has improved open-source projects like an ESP8266 RFID access-control stack. His career blends product-focused consulting, startup leadership and distributed international experience from Stockholm to Timor-Leste and Sri Lanka. Known for shipping pragmatic systems—from community platforms and webshops to cargo-cycle logistics software—he pairs deep legacy knowledge with modern stack fluency.
ESP8266 RFID (RC522, PN532, Wiegand, RDM6300) Access Control system featuring WebSocket, JSON, NTP Client, Javascript, SPIFFS
Role in this project:
Embedded Systems Engineer / IoT Developer
Contributions:11 commits, 2 PRs, 3 comments in 14 days
Contributions summary:Dimo primarily focused on enhancing the functionality of the ESP8266 RFID access control system. Their contributions included implementing features like automatic WiFi disabling and re-enabling based on admin card scans or timeouts. They also improved the configuration options, adding settings for auto-restart intervals and WiFi timeout. Minor refactoring and bug fixes related to memory management and the server startup process were also part of their work.
Contributions:85 pushes, 6 branches in 5 years 3 months
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Dimo Fedortchenko - Web Developer at Paradox Interactive