SYSTEM ONLINE • HONG KONG • PRODUCTION

DATA FIDELIS SERVICES— HONG KONG

$C++20 HKEX OMD-C Fabric // p99 0.40us • 2.04M ticks/sec • SPSC lock-free • AF_XDP

>Quant infra — hardened for Trading Desks and HK insurers. MSA-ready, audit logs, runbooks.

hk_claimsentry.cpp — Insurance Claims Integrity500K/sec • ML • PROD

HK-ClaimSentry 500K/sec — Real-time claims fraud & duplicate detection

Regex + embeddings hybrid, p99 < 8ms, 500K claims/sec throughput, SFC Type 9 MSA audit trail ready. Built for HK insurers.

stack: C++17 • ONNX • RocksDB • Kafka • Linux 6.8 low-latency

hft_straddle.cpp — Straddle Mispricing Engine1.2M ticks/sec • HFT

HFT Straddle — Volatility surface & gamma scalping

Sub-ms order book recon, IV surface arb, real-time gamma. < 1.2ms p99 tick-to-signal. For prop desks & family offices.

stack: C++17 • FPGA-ready • lock-free queues • kernel bypass

hkex-omdc-fabric.cpp — HKEX OMD-C Market Data Fabric (NEW)p99 0.40us • 2.04M ticks/sec • C++20

HKEX OMD-C Low-Latency Fabric — Greenfield, Open Source

Production-grade tick fabric for HKEX OMD-C UDP multicast 239.1.1.1:5000

► Performance (Latitude 7480, GNU 13.3.0, 1M ticks):
• p50 0.17us • p90 0.20us • p99 0.40us 10x faster than 5us HFT target
• p99.9 0.91us • max 51.62us • throughput 2038.60 k ticks/sec
• 126,804 pkts run: dropped=0 — 100% robust

fabric: SPSC lock-free 8192 cap 32B NormalizedTick cache-line padded • Fixed-array L2 OrderBook Depth10 integer price*100 • AF_XDP kernel bypass (1-2us) + UDP fallback • OMD-C binary packed structs memcpy-safe

GITHUB — PUBLIC

↗ github.com/nsmanju/hkex-omdc-fabric

Why this matches quant JD:
• C++20 atomic consteval concepts -O3 -march=native -flto
• Linux internals: AF_XDP, UMEM zero-copy, taskset, perf, isolcpus, mlock
• Cache-line 64B, power-of-two mask &, zero alloc hot path
• Greenfield design: extensive WHY comments

stack: C++20 • CMake • pthread affinity • Linux 6.8 low-latency • 2M/sec

./CONTACT --INFO — cat /etc/datafidelis/contact.conf

$ contact.sh● ONLINE

ORG=Data Fidelis Services

LOC=Hong Kong (SAR)

EMAIL=billing@datafidelis.com

PHONE=+852 5783 0107, WhatsApp

FOCUS=C++17 High-Performance Systems for HFT & Insurance

MANIFEST

Why Data Fidelis:
We build systems that survive market open, not just compile. Quant infra — hardened for Trading Desks and HK insurers.

• MSA-ready contracts • Audit logs • Runbooks • On-prem / VPC deploy
• Hong Kong • C++17 / Linux • Low-latency • Zero-deps • Static HTML
• Direct principal: MANJUNATH Nadkalpur — 20y+ market systems

Zero-ops • rsync friendly • rollback = unzip prev

$ cat footer — static • audited • no external deps