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

Philipp Krenn
Developer Advocate at Elastic
Philipp lives to demo interesting technology. Having worked as a web, infrastructure, and database engineer for over ten years, Philipp is now working as a…

Łukasz Wroński
CEO at Purple Deer Software Studio
CEO, developer, hacker, father of two, bass player, internet troll, and meme enthusiast… 14 years in IT seems not to be enough time to lose…

Wiem Zine Elabidine
Software Engineer
Wiem Zine Elabidine is a Software Engineer. She is enthusiastic about Scala and Functional programming. In her free time, she contributes to a Scala open…

Joanna Sendorek
Software Engineer at VirtusLab
Joanna is a Software Development Engineer at VirtusLab. She works on developing a framework for data forecasting and its deployment to the Hadoop cluster. She…