Our pillars

What we build

One team. We build and run demanding systems end to end.

Design
Backtest
Build
Deploy
Monitor

Market Infrastructure & Exchanges

Market data in, orders out, books reconciled.

Low-latency cross-venue execution
Backtests with sim/live parity
Matching, clearing, reporting
Risk limits, KYC/AML

<1 µslatency with FPGA and kernel bypass

100+exchanges supported

99.99%platform uptime

stack

C++RustFPGAKernel bypassFIXkdb+Co-location

built for

Hedge fundsMarket makersHFT firmsExchanges and ECNs

Start a project

order book, asks / bids

fix-monitor · sessionsFIX 4.4 · HeartBtInt 30 s

session	SenderCompID → Target	state	seq in	seq out	last HB	resends
BRK-A order entry	KMP01 → BRKA	logged on	412,907	398,114	4 s	0
BRK-A drop copy	KMP01DC → BRKA	logged on	401,226	1,311	17 s	0
BRK-B order entry	KMP02 → BRKB	logged on	205,388	199,802	22 s	1
BRK-B drop copy	KMP02DC → BRKB	logged on	196,540	902	9 s	0
VEN-C order entry	KMP03 → VENC	logged on	88,607	86,915	1 s	2
VEN-C market data	KMP03MD → VENC	logged on	4,918,204	1,188	13 s	0

14:26:03.118  VEN-C OE  ← 35=2 ResendRequest 7=88412 16=0
14:26:03.121  VEN-C OE  → 35=4 SequenceReset 123=Y 36=88420  gap fill 88412–88419
14:26:03.122  VEN-C OE  in sync, next expected 88420
14:25:41.007  BRK-B DC  → 35=1 TestRequest 112=TR-0923-0017
14:25:41.019  BRK-B DC  ← 35=0 Heartbeat 112=TR-0923-0017

6 of 6 sessions logged on · 3 resend requests today, all gap-filled · 2026-09-23 UTC

FIX sessions: heartbeats, sequence numbers, resends.

risk-console · pre-trade limits by accountlimit set 2026-09-18 · rev 7

Orders checked today1,902,337every order, before the wire

Rejected41limit breaches, see below

Check time0.9 µsp99, in-process

Kill switches0 engaged6 accounts, 1 global

account	gross (USD m)	limit	used	net / limit	orders / s	breaches
A-01	38.2	60	64%	11.4 / 25	84	3
A-02	71.5	90	79%	22.8 / 40	131	9
A-03	12.9	40	32%	3.1 / 15	22	0
A-04	47.6	50	95%	18.9 / 20	57	21
A-05	8.3	30	28%	2.2 / 10	9	1
A-06	24.0	45	53%	9.7 / 20	36	7

13:58:12.404  A-04  max order qty 25,000 > 20,000        rejected
12:31:40.090  A-02  price 3.2% outside band ±2.5%        rejected
11:07:55.731  A-04  gross notional would reach 101.2%    rejected

Pre-trade limits by account, with every breach logged.

venue-admin · instrument controlsession 2026-09-23 · 14:26 UTC

Instruments412listed today

Continuous404normal matching

Call auction5reopening after halt

Halted3circuit breaker

instrument	phase	ref price	band	last	vs ref	breaker
BTC-PERP	continuous	64,180.0	±5.0%	64,212.5	+0.05%	armed
ETH-PERP	continuous	3,118.40	±5.0%	3,109.95	−0.27%	armed
SOL-USDC	call auction	142.30	±7.5%	131.62	−7.51%	tripped 14:19:48
BTC-2612	continuous	65,040.0	±5.0%	65,101.0	+0.09%	armed
ETH-2612	continuous	3,161.00	±5.0%	3,157.25	−0.12%	armed
AVAX-USDC	halted	24.815	±7.5%	22.950	−7.52%	tripped 14:24:11
LINK-USDC	continuous	13.482	±7.5%	13.519	+0.27%	armed

5-minute halt, then a reopening call auction · SOL-USDC uncrosses 14:27:00 · AVAX-USDC reopens 14:29:11

Halt instrumentResume to call auctionEdit bands4-eyes: 2 operators required

Venue admin: market phases and circuit breakers.

Representative views of production tooling. Data anonymized.

Blockchain & Digital Assets

On-chain programs and the services around them.

Solana programs in Rust/Anchor
EVM contracts in Solidity
DeFi, tokens, NFTs, DAOs
Wallets: Fireblocks, Privy, Turnkey

stack

Rust/AnchorSPL tokens@solana/web3.jsSolidityviemethers.js

built for

DEXsLending platformsTokenization projects

Start a project

blocks, one after another

custody-ops · approval queueworkspace ops · policy set v14

Active policyevaluated before signing

R1 · internal vault moves1 of 2 approvers

R3 · transfers > 50,000 USD2 of 3 treasury approvers

R5 · destination not on allow-listblock

request	route	amount	rule	approvals	waiting	status
TX-7735	hot-ops → exch-dep-02	120,000 USDC	R3	○○○ 0/3	47 s	pending
TX-7732	treasury → hot-ops	1,800 SOL	R3	●○○ 1/3	4:12	pending
TX-7734	hot-ops → 7Gd4…pQe1	40,000 USDC	R5	–	–	blocked
TX-7731	hot-ops → exch-dep-02	250,000 USDC	R3	●●○ 2/3	–	signing (MPC)
TX-7733	hot-ops → cold-01	12.5 BTC	R1	●○ 1/2	–	broadcast
TX-7729	cold-01 → treasury	300,000 USDC	R3	rejected 1	–	rejected

Custody approvals: policy rules and a 2 of 3 quorum.

program-upgrade · mainnet-betaslot 447,815,339

program id9pQm…Vx4aupgrade authoritymultisig 3Ab7…Lk2c · 2 of 3bufferBfT7…k2Rd · 428,112 bytes · 2.98 SOL rentverifiable buildsha256 5e1c…a09f matches on-chain

step	slot	detail	status
anchor build --verifiable	–	v1.9.0 · commit 7c41e2a	done
write buffer	447,801,902	419 write transactions	done
set buffer authority	447,802,017	→ multisig 3Ab7…Lk2c	done
proposal #41	447,802,090	approved 2 of 3	done
upgrade executed	447,803,211	buffer closed, rent to spill	finalized

version	slot	date (UTC)	program hash
v1.9.0	447,803,211	2026-09-23 13:52	5e1c…a09f
v1.8.2	444,993,806	2026-09-10 09:31	b77d…31c2
v1.8.1	443,268,540	2026-09-02 16:05	0a4e…9d17

Solana program upgrade through a multisig.

pool-monitor · lending marketsoracle max age 60 s

Total supplied$131.7mTVL, 5 pools

Total borrowed$79.9moutstanding

Utilization60.7%weighted by USD

Oracle feeds5 / 5 fresh2 sources, median

pool	supplied	borrowed	utilization	borrow APR	oracle price	age
USDC	48,210,400	36,880,950	76.5%	7.74%	1.0000	3 s
USDT	21,904,100	15,114,300	69.0%	7.18%	1.0000	11 s
SOL	186,420	91,340	49.0%	5.67%	142.30	0 s
wBTC	312.4	104.9	33.6%	4.52%	64,210.00	6 s
wETH	4,812	2,630	54.7%	6.10%	3,118.40	14 s

kink at 80% utilization · price rejected if older than 60 s or sources differ by more than 1% · liquidations paused 0 times, 30 days

Lending pools: utilization, rates, oracle freshness.

Representative views of production tooling. Data anonymized.

Applied AI for Financial Systems

ML, automation and LLMs on top of the financial core we build.

ML on market data, ClickHouse
GPU training and fine-tuning
Automated reconciliation and reporting
LLM systems in client apps

stack

ClickHousePythonOpenAIAnthropicGoogle

built for

Quant researchMarket surveillanceOperations teams

Start a project

data → model → app

model-eval · break-classifierholdout 1,284 ops-labelled breaks

Precision and recall by versionprecision recall

version	precision	recall	F1	status
v3.0	0.941	0.912	0.926	retired
v3.1	0.953	0.928	0.940	retired
v3.2	0.962	0.941	0.951	production
v3.3-rc1	0.965	0.948	0.956	shadow

feature drift (PSI, 7 d)	PSI
venue_mix	0.03	stable
notional_bucket	0.06	stable
clearing_file_delay	0.14	watch
fx_rate_source	0.02	stable

PSI above 0.10 is watched, above 0.25 triggers retraining · v3.3-rc1 runs in shadow on live breaks

Model evaluation by version, with feature drift.

feature-pipeline · clickhouse → online store12 features · 3 sources

sources3 tablesquotes, trades, orders

→

materialized views9incremental

→

features12versioned

→

online storep99 2.1 msread latency

feature	source	window	computed every	freshness	SLA
spread_bps_1m	md.quotes_dist	1 min	5 s	2 s	15 s
depth_l1_l5	md.quotes_dist	tick	1 s	0 s	5 s
trade_imbalance_5m	md.trades_dist	5 min	10 s	7 s	30 s
realized_vol_1m	md.trades_dist	1 min	5 s	3 s	15 s
fill_ratio_1h	oms.orders	1 h	60 s	41 s	2 min
cancel_rate_15m	oms.orders	15 min	30 s	12 s	1 min

showing 6 of 12 · backfill from 2017-01 reads the same 6.84 bn-row quote table · 0 SLA misses, 7 days

Features from ClickHouse, with freshness against SLA.

comms-review · flagged client messagesclaude-sonnet-4-5 · policy set 2026.3

item	reason	score
CR-2291	performance claim	0.94
CR-2290	missing risk disclosure	0.81
CR-2288	off-channel request	0.77
CR-2287	performance claim	0.62
CR-2285	personal data in chat	0.58

CR-2291 · email to client2026-09-23 10:42 UTC

“…the income portfolio has returned 9% every year, and you can count on the same in 2027…”

Why it was flaggedCOMM-4.2

States past returns as a promise of future returns and gives no risk statement. Policy COMM-4.2 requires past performance to be labelled as not indicative of future results.

Approve flagReject flagEscalate to compliance

412 messages scanned today · 19 flagged · reviewers agreed with 88% of flags last 30 days · every decision logged

LLM review of client messages, decided by a person.

Representative views of production tooling. Data anonymized.

Product & Data Platforms

Full-stack products and the infra under them.

Web, mobile and desktop apps
APIs, microservices, SSO
Petabyte data, sub-second queries
Kubernetes, Terraform, Grafana

stack

Next.jsReactAngularNode/TSJava/Spring.NETPythonGo

built for

Wealth managementPaymentsBanking and lendingInsurance

Start a project

services and how they connect

Client portal · Overviewapp.example.com

Total value, 23 Sep 2026USD 1,284,310.52+1.8% this month

Equities 47.7%Bonds 31.0%Funds 14.8%Cash 6.6%

date	activity	amount (USD)
22 Sep	Dividend, equity income fund	+1,204.18
19 Sep	Transfer to account ending 4471	−10,000.00
15 Sep	Bond coupon	+2,875.00
01 Sep	Management fee, Q3	−1,530.40

Statement, August 2026 · PDF · ready

A client portal.

ci · orders-api · pipeline #2418main @ 7c41e2a · v4.18.2

checkout

0m 08s

build image 142 MB

1m 42s

unit tests 1,812 passed

2m 10s

integration 214 passed

3m 05s

image scan 0 critical · 0 high

0m 41s

canary 10% 2 of 20 pods

0m 34s

canary analysis p95 +0.4 ms · err 0.00%

5m 00s

promote 100% 20 of 20 pods

0m 38s

started 2026-09-23 09:06:14 UTC · total 13m 58s · promoted

run	version	trigger	duration	result
#2418	v4.18.2	merge to main	13m 58s	promoted
#2411	v4.18.1	merge to main	14m 21s	promoted
#2409	v4.18.1-rc2	tag	7m 50s	integration failed

CI/CD with a canary and automatic analysis.

dashboards · orders-api / prodlast 2 min · refresh 1 s

Requests / s

p95 latency ms

5xx rate %

CPU per pod %

SLO 99.9% · 30-day availability 99.98% · alerts firing 0 · 20 pods ready

Live service dashboards.

Representative views of production tooling. Data anonymized.

Next step

Start with what it has to do.

Tell us what the system has to do, and we will say how we would build it.

Start a project See what we build