All contributors
All contributors

Bart Kiszala
Entrepreneur, Angel Investor, co-founder of Base CRM
Bart Kiszala is an Entrepreneur and Angel Investor who started his first software business when he was 22. A few years later he co-founded Base CRM and worked on a product for 10 years as the CPO till 2018 when the company was acquired by Zendesk. Among other things, they managed to:
- Convince tens of thousands of salespeople to use Base
- Introduce Base to companies where hundreds of employees used our software daily
- Build an incredible team of 200+ people
- Raise more than 50M USD in 4 rounds of financing
- Run a tight operation between the two main offices, Krakow and Silicon Valley
- Scale production, tech, sales, marketing, finance, HR, and customer success
- Get acquired and become a gate for Zendesk to enter the sales software market
More contributors

Gideon de Kok
Xebia
Having built software over the full range of the stack; from embedded systems, telephony systems, to end-user focused applications and data-processing architectures, Gideon learned the…

Daniel Spiewak
Principal Engineer at Disney Streaming
Daniel Spiewak is a Software Developer based out of Boulder, CO. Over the years, he has worked with Scala, Java, Ruby, Haskell, C/C++, SML, Clojure,…

Francois Farquet
Oracle Labs | GraalVM
Francois Farquet is a senior researcher at Oracle Labs Switzerland in the GraalVM team. His interest are benchmarking, performance evaluation and regression detection. He also…

Rafał Bigaj
System Architect at IBM
System Architect with long successful record of building and leading teams. Skilled staff trainer and motivator. Additional experience in project management and the use of…