Build AI Systems · 02

Data & ML Engineering

The governed data foundation and predictive models every other layer of the stack stands on.

The data foundation

One pipeline the whole stack stands on.

Sources
DBs · APIs · events
Ingest & clean
validated · deduped
Feature store
reusable · versioned
Models
trained · explained
Serving
API · monitored
Capabilities

The data & ML we bring.

For teams whose ambitions outrun their data foundations — or who need models that risk and audit will actually accept.

Data pipelines & integration

Reliable, governed flows from your source systems into a usable shape.

Feature stores & foundations

A reusable, versioned feature layer that models across the org can share.

Predictive modeling

Risk, forecasting, propensity, churn, and segmentation models.

Model explainability

Reason codes and attribution so predictions are actionable and auditable.

Evaluation & validation

Backtests, champion / challenger, and drift baselines.

MLOps foundations

Training, deployment, and retraining as repeatable pipelines.

What we deliver

A reusable data asset.

Governed data pipelines and a feature store
Validated predictive models with reason codes
Backtest and champion / challenger evidence
A deployment and retraining runbook
Reference architecture

The data platform every layer stands on.

Data flows up from your source systems, is refined layer by layer into business-ready tables, and is served to models, analytics, and AI through a governed set of stores — with catalog, lineage, quality, and access control spanning the whole thing. This is the blueprint we build to.

Applications
Databases
OLTP · CDC
Events
streams · logs
Files
CSV · docs
SaaS & APIs
Batch ingestion
ELT · scheduled loads
Streaming ingestion
CDC · event pipelines
LAKEHOUSE · MEDALLION REFINEMENT
Bronze · raw
immutable, as-ingested
Silver · cleaned
deduped · conformed · joined
Gold · curated
business-ready tables
Feature store
offline + online
Semantic / metrics
governed KPIs
Vector store
embeddings for RAG
BI & analytics
Models, ML & AI
predictive models · GenAI retrieval · agent context
Governance spans every layer
catalog · lineage · data quality · access & PII
Ingestion

Two paths in, one source of truth.

Some data can wait for a schedule; some has to move the moment it changes. We build both paths — a batch lane for reliable, high-volume loads and a streaming lane for real-time signals — and land them in the same governed lakehouse.

BATCH PATH
Source systems
Extract & load
scheduled · CDC
Transform
dbt · Spark
Lakehouse tables
STREAMING PATH
Events / CDC
Stream processing
windowing · joins
Real-time transform
Online features & serving
Feature store

One feature, defined once, served two ways.

The feature store is where data engineering meets ML. Features are defined and versioned in one place, then materialized to an offline store for training and an online store for serving — the same logic on both sides, so the model sees in production exactly what it learned from.

Batch feature pipeline
from Silver / Gold tables
Streaming feature pipeline
real-time signals
Feature registry
definitions · versioning · one source of truth
Offline store
historical · point-in-time correct
→ model training
Online store
low-latency lookups
→ real-time inference
Same definition on both sides
no train / serve skew — the #1 cause of silent model failure
MLOps

Training and serving as one repeatable loop.

Models are not shipped once and forgotten. We wire the data foundation into a closed pipeline — train, prove it beats the incumbent, register, deploy, watch, and retrain when the world moves — so accuracy compounds instead of quietly decaying.

Data
Features
Train
Evaluate
backtest · champion / challenger
Registry
Deploy
Monitor
↻ drift detected → retrain & revalidate — the monitoring detail lives in AI Operations
Data quality & observability

Trust is a set of checks, not a promise.

A number nobody trusts is worse than no number. Every pipeline we build runs continuous checks, so problems surface as alerts at the boundary instead of as wrong answers downstream.

Check

Freshness

Data lands on the schedule your models and reports depend on — late arrivals alert before anyone downstream notices.

Check

Volume

Row counts stay inside an expected range, so a silent half-load or a doubled feed is caught, not shipped.

Check

Schema

Column adds, drops, and type changes are detected at the boundary — before they quietly break a feature or a model.

Check

Distribution

Feature and label distributions are compared to a baseline, so data drift surfaces as a signal, not a mystery regression.

Check

Lineage

Every table, feature, and model traces back to the exact sources and code that produced it — end to end.

Check

Access & PII

Sensitive fields are classified, masked, or tokenized, and access is scoped and logged — governance the auditor accepts.

The stack we build on

Platform-agnostic, by design.

We build to fit your stack rather than forcing a migration. A representative set of the tools we work across, by layer.

Ingestion & streaming
ELT / CDCKafka / KinesisSpark StreamingBatch loaders
Lakehouse & warehouse
SnowflakeBigQueryDatabricks / DeltaApache IcebergObject storage
Transform & orchestration
dbtAirflowDagsterSpark
Feature & vector
Feature storeOnline storepgvectorVector DB
ML & training
scikit-learnXGBoost / LightGBMPyTorchMLflow registry
Quality & governance
Data-quality checksCatalog & lineageRBACPII masking
Services

How we build the foundation with you.

End to end, or wherever you need us — from a first assessment to a governed platform and the models that run on it.

Data strategy & architecture

We assess your data estate — sources, warehouses, gaps, and governance — and design the target platform and a sequenced roadmap to reach it.

AssessmentTarget architectureRoadmap

Data platform & pipelines

We stand up governed ingestion, a lakehouse, and reliable transformation — batch and streaming — so the whole stack has one trustworthy source of data.

IngestionLakehouseTransformation

Feature store engineering

We build a shared, versioned feature layer with offline and online parity, so models across the org reuse the same signals without train/serve skew.

Offline + onlineVersioningPoint-in-time

Predictive modeling

We build and validate the models the business runs on — risk, forecasting, propensity, churn — with reason codes and out-of-time testing.

ValidatedExplainableBacktested

MLOps & deployment

We turn training, deployment, and retraining into repeatable pipelines with a model registry and CI checks — so models ship and stay healthy.

CI for MLRegistryRetraining

Data quality & governance

We instrument freshness, volume, schema, and distribution checks, plus catalog, lineage, and access control — designed in, not bolted on.

Quality checksLineageAccess & PII
FAQ

Questions teams ask.

Do we need a data warehouse before you can help?
Not necessarily. We meet you where you are — building pipelines into an existing warehouse, helping you stand one up, or working with a lakehouse. What matters is a governed, refreshed shape the models can depend on.
Can you improve models we already have?
Yes. We often start by validating and adding explainability to existing models, then rebuild the pipeline and retraining path around them so they stay accurate as data drifts.
Which platforms do you work with?
We're platform-agnostic — commonly AWS, Google Cloud, Databricks, and Snowflake with open-source ML tooling. We build to fit your stack rather than forcing a migration.
Get started

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