1d ago · 21 min read · TLDR: Design a URL shortener like TinyURL or Bitly. This article now follows your system design interview template flow: use cases, requirements, estimations, design goals, HLD, and design deep dive. TLDR: A URL shortener converts long links into com...
Join discussion15h ago · 9 min read · Distributed systems fail. Networks partition, services go down, and databases become unavailable. The question isn't whether your Go microservices will encounter errors—it's how gracefully they'll handle them when they do. Traditional error handling ...
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20h ago · 10 min read · When your .NET application scales beyond a single process, a whole class of correctness problems emerges that in-process locking cannot solve. Two pods processing the same scheduled job. Two API insta
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1d ago · 11 min read · TLDR: Large-scale modernization usually fails when teams try to replace an entire legacy platform in one synchronized rewrite. The safer approach is to create seams, translate old contracts into stable new ones, and move traffic gradually with measur...
Join discussion1d ago · 13 min read · TLDR: Integration failures usually come from weak contracts, unsafe retries, and missing ownership rather than from choosing the wrong transport. Orchestration, choreography, schema contracts, and idempotent receivers are patterns for making cross-bo...
Join discussion1d ago · 14 min read · TLDR: Event sourcing pays off when regulatory audit history and replay are first-class requirements — but it demands strict schema evolution, a snapshot strategy, and a framework that owns aggregate lifecycle. Spring Boot + Axon Framework is the fast...
Join discussion1d ago · 13 min read · TLDR: CQRS works when read and write workloads diverge, but only with explicit freshness budgets and projection reliability. The hard part is not separating models — it is operating lag, replay, and rollback safely. An e-commerce platform's order se...
Join discussion1d ago · 13 min read · TLDR: Cloud scale is not created by sprinkling managed services around a diagram. It comes from isolating failure domains, separating coordination from request serving, and smoothing bursty work before it overloads synchronous paths. TLDR: Cloud patt...
Join discussion1d ago · 14 min read · TLDR: Bulkheads isolate capacity so one overloaded dependency or workload class cannot consume every thread, queue slot, or connection in the service. TLDR: Use bulkheads when different workloads do not deserve equal blast radius. The practical goal ...
Join discussion1d ago · 25 min read · TLDR: Design search autocomplete for a large-scale product. This article follows the system design interview template flow: use cases, requirements, estimations, design goals, HLD, and design deep dive. TLDR: Sub-10ms prefix lookups via Redis sorted ...
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