# ZGateway: Learnings from Putting a Proxy in Front of ZippyDB

DevFeed: [ZGateway: Learnings from Putting a Proxy in Front of ZippyDB](<https://devfeed.tech/articles/zgateway-learnings-from-putting-a-proxy-in-front-of-zippydb-133.md>)

Original publisher: [Read original article](<https://engineering.fb.com/2026/09/03/core-infra/zgateway-proxy-zippydb-meta/>)

Author: Rittik Banik; Yunhao Cao

Published: 2026-09-03T16:00:20Z

Content type: article

Language: en

Sources: [Engineering at Meta](<https://devfeed.tech/sources/engineering-at-meta.md>)

Topics: [networking](<https://devfeed.tech/topics/networking.md>)

Tags: [backend](<https://devfeed.tech/tags/backend.md>), [core-infra](<https://devfeed.tech/tags/core-infra.md>), [database](<https://devfeed.tech/tags/database.md>), [engineering](<https://devfeed.tech/tags/engineering.md>), [meta](<https://devfeed.tech/tags/meta.md>), [operations](<https://devfeed.tech/tags/operations.md>), [resilience](<https://devfeed.tech/tags/resilience.md>), [routing](<https://devfeed.tech/tags/routing.md>), [tls](<https://devfeed.tech/tags/tls.md>)

## AI overview

Meta introduces ZGateway, a proxy layer that unifies client traffic to its ZippyDB key-value store. The article explains how a managed proxy centralizes connection management, request batching, load balancing, admission control, routing, and cross-region resilience for a large client fleet.

## Source excerpt

We're introducing ZGateway, the proxy we are using to unify traffic through ZippyDB, Meta's most widely-used key value store. As a bonus, it also enables admission control, load balancing, cross-region resilience, and richer operations. ZippyDB is the most widely used key value store at Meta, backing product metadata, counters, and configuration, and can serve billions [...] Read More... The post ZGateway: Learnings from Putting a Proxy in Front of ZippyDB appeared first on Engineering at Meta.