Dev Tools · 13h ago
How to Split a Monolith Without Downtime: Strangler Fig Pattern
A telecom platform serving 30M+ subscribers migrated from a legacy monolith to microservices using the Strangler Fig pattern, avoiding any outages. The team routed traffic through a facade, migrating one capability at a time while keeping the system fully functional. They started with a high-value, low-risk slice and used an anti-corruption layer to prevent coupling.
Meridian48 take
The article offers a practical, battle-tested migration strategy, but its zero-outage claim may understate the complexity of parallel runs and rollback planning.
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How We Split a Legacy Monolith Into Microservices Without a Single Outage →
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