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From monolith to modern data core

We turn legacy warehouses into cloud-native, AI-ready platforms for faster insights and real-time analytics.

Why warehouses need an upgrade

They’re fast... until you scale

Gartner predicts by 2026, 80% of traditional DWs will be replaced or augmented by cloud-native, integrated platforms.

why-warehouses-need-an-upgrade infographics

Legacy DWs often hit performance and cost ceilings:

  1. 01

    Rigid schemas and batch loads slow insights

  2. 02

    Scaling requires hardware, not configuration

  3. 03

    Separate systems for BI, ML, and data science

  4. 04

    Poor support for semi-structured/unstructured data

  5. 05

    Governance retrofitted—rarely real-time

Our modernization approach

Re-architect. Not just lift-and-shift

Calsoft guides your modernization journey through:

Decoupling storage and compute (e.g., Snowflake, BigQuery)
Schema evolution and support for multi-format ingestion (CSV, JSON, Parquet, Avro)
Stream/batch hybrid pipelines
ML model integration (Databricks, Vertex AI, SageMaker)
Governance-first architecture with built-in lineage and access control

Cloud-native enablement

Scalable, elastic, smart

We enable warehouse modernization across:

tools we work with design

Is your warehouse slowing down as you scale?

Real-time, AI-ready

Warehouses built for tomorrow’s workloads

Modernized DWs support:

Real-time, AI-ready
  • Real-time ingestion from IoT, app logs, clickstreams
  • On-demand model scoring during queries
  • Instant dashboard refreshes
  • Direct access from notebooks, BI tools, and APIs
  • Time-travel for rollback and audit

Outcomes delivered

It’s not just a tech refresh. It’s business acceleration

KPILegacy DWModern DW
Query latency (complex joins)
20–40s
✓
<3s
Time to onboard new data source
2–3 weeks
✓
2–3 days
Concurrent users supported
<50
✓
500+
Data freshness (availability)
8–12 hrs
✓
<15 mins
Cost-per-terabyte-per-month
High
✓
35–60% lower

How to start

Break the limits of legacy warehousing

Current state discovery

Current state discovery

Inventory data flows, dependencies, costs, and blockers.

Platform & architecture design

Platform & architecture design

Choose cloud-native architecture aligned to growth and AI needs.

Data & pipeline migration

Data & pipeline migration

Rebuild or adapt ETL/ELT flows, test for latency and consistency.

Governance & integration layering

Governance & integration layering

Apply access controls, lineage tracking, and audit readiness.

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Modernize your warehouse to power next-gen analytics

Data Warehouse Modernization Services – Calsoft Inc.