Development
Build First, Discuss Later: How Prototypes Speed Up Product Decisions
Designing a Credit-Management Microservice for Partner Invoice Payment
mercari-pm-agent Design — Automating the PM Workflow with Claude Code Skills and MCP
Safe Chunked Execution for Large-Scale Data Updates and Deletions
Turborepo Remote Cache: Accelerating CI to “Move Fast”
NavEntryScope: The missing scope in Android Hilt
When Speed Wasn’t About Coding Faster: Our Journey to ‘One Person One Release’
Supercharging User Engagement: How Mercari is Using Server-Driven UI to Reduce Time-to-Market
The Cost of Speed: A Battle against Cost, Debt, and Diverging Systems
Search Results Quality Monitoring with LLMs
