Who you'd be working with
I've shipped payment infrastructure. That's why
this page is about controls.
I'm Bahman Shadmehr. I led the decomposition of
a national payment gateway from a monolith into
microservices while it was live and processing —
a job where "we'll fix it in the next release"
isn't available as an answer.
Since then, automated trading systems on the
Texas wholesale power market and US equities:
pipelines that place real orders with no one at
the keyboard, where the engineering problem
isn't making it work, it's knowing immediately
when it hasn't.
That's the same problem an LLM poses inside a
regulated operation. It runs on its own, it
produces confident output, it fails without
raising an exception, and its quality drifts as
the world moves underneath it. Everything on
this page — the logging, the thresholds, the
refusal behaviour, the evaluation harness —
comes from eight years of building systems where
being quietly wrong was expensive.
2024 — 2025Automated energy trading, ERCOT
— order placement pipeline, health
metrics and anomaly alerting
2023 — 2024US equities trading platform —
AWS services on the trading path,
monitoring on daily jobs
2020 — 2021Zibal payment gateway — led
monolith-to-microservices migration on
live infrastructure
2022 — 2023Vgang — Kubernetes platform and
integration microservices
2017 — 2020Rahpa — async backends,
real-time tracking systems
Python, Go, Kubernetes, AWS, GCP, PostgreSQL,
Redis, Prometheus, Grafana. Remote, UTC+3.
Writing at
dev.to/bshadmehr
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