Thomas Hurek is a Principal Performance Engineer at Salesforce with over a decade of experience in software architecture, performance optimization, and cloud-native deployments. He leads global development squads while remaining a hands-on coder across Java/J2EE, Kubernetes, Docker, and modern JS frameworks, and frequently partners with customers on deployments, RFPs, and critical incident response. His work spans backend performance engineering to UI and Salesforce development, and he brings practical expertise in web security and microservices design. An active open-source contributor, he has extended sensor support in the popular Tasmota firmware for ESP8266/ESP32 devices and helped ensure licensing compliance in Salesforce’s Kubernetes history visualization tool, reflecting both low-level embedded insight and attention to legal/project hygiene. Trained in business informatics, he combines technical depth with customer-facing delivery skills from his base in Cary, NC.
10 years of coding experience
Bachelor, Bachelor at The Open University
: Diplom-Wirtschaftsinformatiker (BA), : Diplom-Wirtschaftsinformatiker (BA) at Berufsakademie Stuttgart
Contributions:22 commits, 54 PRs, 36 pushes in 4 months
Contributions summary:Thomas primarily focused on adding and modifying license headers and license identifiers across multiple files, demonstrating a focus on project compliance and legal aspects. They updated various files, including those related to Kubernetes history visualization, to include the required license information, specifically the BSD-3-Clause license. The user also removed an extra asterisk in the CSS file. These changes indicate a careful approach to software licensing and file management within the project.
Alternative firmware for ESP8266 and ESP32 based devices with easy configuration using webUI, OTA updates, automation using timers or rules, expandability and entirely local control over MQTT, HTTP, Serial or KNX. Full documentation at
Role in this project:
Embedded Systems Engineer / IoT Developer
Contributions:1 review, 6 commits, 4 PRs in 11 days
Contributions summary:Thomas primarily contributed to the Tasmota firmware, focusing on expanding sensor support for various hardware devices. Their work included adding support for PMSx003T particle sensors, which report temperature and humidity, as well as updating configurations and file definitions related to the sensor integrations. The user's contributions also included minor code corrections and enhancements to the display and configuration files.
serialhome-automationwebuiesp32esp8266
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Thomas Hurek - Principal Performance Engineer at Salesforce