Principal Engineer · Distributed Systems
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15 yrs
In the field
Consensus, replication and failure handling — the parts that bite in production.
Arjun Mehta
Ownership, concurrency and zero-cost abstractions, learned by building a real CLI.
Arjun Mehta
Design systems that are cost-aware, resilient and operable.
Arjun Mehta
A repeatable framework for the 45-minute design round.
Arjun Mehta
Defend a web application against the attacks that actually happen.
Arjun Mehta
Fifteen years building backend platforms, most recently leading a payments infrastructure team. I teach the systems material I wish someone had taught me before my first production outage.
2019 — present
Owns the transaction ledger and settlement pipeline processing several million events a day.
2014 — 2019
Built the routing and dispatch services from first principles.