A case study on implementing Databricks Metric View to resolve metric definition inconsistencies between dashboards and AI agents, resulting in approximately 50% reduction in agent operational costs.
Migrating a Kafka Streams application from AWS EC2 to Kubernetes and applying KEDA and Consumer Lag-based scaling reduced infrastructure costs by over 80%.
The Kingdom Server team unveiled a systematic 3-stage onboarding system for developers unfamiliar with Scala functional programming.
Devsisters built a system for automatic JSON Schema generation and VS Code integration to reduce input errors in Cookie Run: Kingdom's battle data.
Devsisters shared its game server design and operations experience at the 3rd Engineering Day.
A client programmer is responsible not just for code, but also for tools, resources, and collaboration.
Asking questions and keeping records, handling exceptions, and managing live resources are the core of junior growth.
Making game logic deterministic ensures the same input reliably produces the same result.
Devsisters shared the details of its 2nd Engineering Day - Data event held on May 29, 2025.
Devsisters shared its Infra/SRE operating principles, Kubernetes standardization, and deployment system.
A hands-on adaptation story of settling into a new team by learning a codebase built on Scala, ZIO, and DDD.
Incidents are handled with rapid recovery as the top priority, supported by a tiering, logging, and retrospective system.
DevPlay account linking enables data protection and cross-game rewards.
Improved Scala build speed with companion objects and build pipelining.
QA creates core value by minimizing product defects and helping facilitate smooth communication between developers and users.
Devsisters built a near real-time metrics pipeline guaranteeing under 10 minutes of latency to enable rapid decision-making during game launches.
This explains pure functions and referential transparency, the core concepts of functional programming using Scala.
This introduces a method for boosting development productivity by dynamically implementing a frontend client for gRPC communication using the JavaScript Proxy API.
Devsisters shared their case of using Datadog to ensure the stability of their game services and improve monitoring efficiency.
This covers runtime flags, parallel processing, and Executor optimization methods to maximize the performance of ZIO applications.
Devsisters developed an evaluation metric that objectively measures stage fun by leveraging data from a reinforcement learning-based PuzzleBot.
A Devsisters engineer discovered a bug in cert-manager's certificate chain configuration and contributed the fix to open source.
This introduces how to efficiently implement work automation using the zx library, which combines JavaScript and shell commands.
This covers the process and incident encountered while attempting an **online alter** to add a new column to a large-scale MySQL table.