Background Jobs & Async
Solid Queue vs Sidekiq: How to Actually Decide (Rails 8)
Solid Queue vs Sidekiq isn't a throughput threshold — it's about where your complexity lives and whether your database can absorb the queue. A decision framework.
Writing
Notes on shipping production software
Deep dives on Rails architecture, background processing, database reliability, and AI-powered backends — each one grounded in systems I build and ship.
Background Jobs & Async
Why Your Rails Background Jobs Are Slow: Queue Latency vs. Execution Time
A “slow” background job either waited (queue latency) or ran slowly (execution time). Measure which — then a diagnostic method for fixing each, in Rails.
Background Jobs & Async
How Solid Queue Works Under the Hood (Rails 8)
A deep look at Solid Queue internals — execution tables, SKIP LOCKED claiming, concurrency controls, heartbeats — and the one guarantee it doesn't give you.
Background Jobs & Async
Sidekiq Retry Strategy: Transient vs Permanent Failures
Not every failed job should retry. A practical guide to Sidekiq retry strategy — backoff, error classification, the Dead Set, and when to stop.
Background Jobs & Async
Why Your Sidekiq Job Runs Twice (At-Least-Once Delivery Explained)
Sidekiq runs jobs at least once, not exactly once. Here's why background jobs execute twice — deploys, retries, timeouts, lost acks — and where the fix actually lives.
Background Jobs & Async
Designing Idempotent Background Workers for LLM Calls in Rails
An LLM call behind a Sidekiq job runs at least once, not exactly once. How to make Rails workers idempotent so a retry never double-classifies or double-bills.
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