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12.04.2022 @ Barka, Podgórska 16

KRUG #4 / 2022 powered by Railwaymen

KRUG #5 / 2018 powered by Chargify / Season finale

BAL, Ślusarska 9

Hello Ruby Enthusiasts!

It's time for the KRUG season finale meetup!

This time, we will have one great technical talk and something special!

KRUG #5/2018 is powered by Chargify (

Chargify is a globally-recognized leader in the Recurring Billing and Subscription Management space. Chargify Elastic Billing™ turns billing into a competitive edge for modern recurring revenue-based businesses that need to personalize and differentiate their offerings for the Relationship Economy. Elastic Billing™ is transforming the way that businesses package, price, and promote offers and manage change over time.

Founded in 2009, Chargify has helped thousands of businesses manage millions of offers that drive billions in annual revenue. Chargify removes billing bottlenecks and gives front, corner, and back office teams the speed and flexibility to grow faster.

Meetup details: KRUG #5/2018 -[masked] @ Bal 18:30.


- 18:30 - Opening - A Few Words from Organizers
- 18:45 - Asynchronous communication in microservices. My personal take by Łukasz Młodzik [EN/PL]
- 19:15 - Q&A session
- 19:30 - Lean beer / Lean coffee session
- 20:30 - Networking

Have a nice day and I hope to see you soon!

Useful links:

Chargify ( )
KRUG meetup page ( )
KRUG Facebook page ( )
KRUG Github organization page ( )


Would you like to share your concepts or dilemmas on one of our KRUG events? Or maybe you are up for sponsoring one of them? If your answer is yes to any of the two questions, drop us a message at