Estuary

From raw to trusted,
production-ready data in minutes

Write transformations in SQL, Python, or TypeScript and apply them inline as data moves, before it reaches any destination. No separate transformation tool, no post-load processing.

Inline data transformation joining and normalizing raw JSON from multiple sources into clean output
{ "customer_name": "John", "order_total": 150}
Source A
{ "clientName": "Jane", "totalPrice": 200}
Source B
{ "customer_name": "John", "order_total": 150},{ "customer_name": "Jane", "order_total": 200}
OutputJoins & Data EnrichmentAggregations & Derived MetricsField Mapping & Normalization

Production AI use cases

  • Enable real time LLM powered experiences

  • Prepare and clean data for ML and LLMs

  • Consolidate multi source data for AI analytics

Transform data from any source to any destination

Apply transformations across operational, event, and SaaS data before it lands, so every system receives clean, consistent output.

Data transformation pipeline applying changes across sources before delivery to warehouses, feature stores, and BI toolsBI andanalytics toolsDataWarehousesFeatureStoresObjectStorageOperationalDatabases

What transformations do in production

  • Filter, deduplicate, and enforce schemas in real-time

  • Join streams across systems and merge live data with historical context

  • Build analytics-ready models before data reaches warehouses or AI systems

Transformation capabilities

  • Clean data as it arrives

    Pre-processing

    Clean data before it reaches downstream systems. Filter noisy events, normalize formats, deduplicate records, and enforce schemas in real-time so that models and applications never see raw or inconsistent data.

  • Mapping & Modeling

    Combine live and historical data into AI ready models

    Build clean, consistent data models in real-time. Reshape payloads, flatten nested structures, join streams across systems, and merge real-time signals with historical context for analytics and AI.

  • Validation & QA

    Enforce quality continuously, not retroactively

    Validate data as it flows, not after it lands. Apply constraints, detect anomalies, and route errors automatically in every transformation for operational workflows and AI systems.

Technical Highlights

Technical highlights: data transformation pipeline from source streams to materialized collectionsFive stages connected by right-pointing arrows: Source Streams, Filter and Normalize, Join and Derive, Aggregate and Enrich, and Materialized Collections.Source StreamsSource StreamsFilter and NormalizeFilter & NormalizeJoin and DeriveJoin & DeriveAggregate and EnrichAggregate &EnrichMaterialized CollectionsMaterializedCollections
Connect&GO logo

Finding something that was both pretty cost-effective with latency close to the second was very attractive.

Alexandre Pelletier, Senior Data Engineer, Connect&GO
Success Stories

Clean, enriched, production-ready data. From any source, to any destination.

Frequently asked questions

    What types of transformations can I run in Estuary?

    You can filter, join, aggregate, normalize, and enrich data using SQL, Python, or TypeScript before it reaches downstream systems.

    Transforming data in motion ensures that every downstream system receives clean, consistent, and analytics-ready data without additional processing layers.

    Yes. Estuary allows you to join live streams with historical datasets to create richer, more complete data models.

    Built-in validation and QA mechanisms detect anomalies, enforce schemas, and route errors automatically as data flows through pipelines.

    In many cases, yes. Estuary reduces the need for downstream transformation layers by delivering production-ready data directly to warehouses and applications.