We Create a Joyful World
Real-world engineering stories
from the developers behind Devsisters,
sharing what we learned in production.
We Fixed the Definitions, Not the Queries: Adopting Databricks Metric Views
We introduced Metric Views into the data pipeline of a newly launched game. This post shares how we organized our data into layers so that dashboards and analytics agents read the same metric definitions, along with the design rules we settled on and the results.
Hyunki Park
Data
Scaling Kafka Streams on Kubernetes: How We Cut Costs by 80%
While moving a Kafka Streams application from EC2 to Kubernetes, we ran into the limits of CPU-based HPA. This post shares how we switched to KEDA and consumer lag-based scaling and cut infrastructure costs by more than 80%.
Taewan Kim
Data, Infra/SRE
Scala for Game Server Development
Why Scala is a great match for developing game servers.
Pierre Ricadat
Server
