Trading & market data
Order gateways, matching and risk checks, market-data decoders, tick stores.
- FIX/SBE/ITCH decoding
- lock-free queues
- kernel-bypass ready
Mandate 01 · Construct
Systems built around measurable targets.
We start by writing down the numbers the system has to hit, for accuracy as much as for speed, then design backwards from them. Architecture is a consequence of those targets, not of a slide deck.
Engagement specLive
- Team
- 2–4 senior engineers, no juniors billed
- Cadence
- 2-week increments, demo on real load
- Artifacts
- code · benchmarks · runbook · dashboards
- Definition of done
- budget met under soak, gates in CI
- Handover
- pairing sessions + written design record
engineering@shadowstech.io · typical start: 2–3 weeks
What we build
Where being wrong is expensive.
Logistics & routing
Dispatch solvers, tracking ingest, ETA engines and warehouse control planes.
- solver throughput
- geospatial indexing
- event sourcing
Real-time platforms
Assessment delivery, telemetry, streaming APIs and operator consoles.
- backpressure design
- WebSocket fan-out
- graceful degradation
Delivery
From budget to production.
01
Targets
Accuracy, throughput and failure targets written down.
02
Skeleton
End-to-end path with benchmarks before features.
03
Fill in
Features land only if the benchmark holds.
04
Soak
Days-long load runs, then production cutover.
Benchmarks run on every commit · a regression blocks the merge
Day 1
benchmark harness exists
Week 2
measurable end-to-end path
Measured
the acceptance criterion
100%
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