Fintech
FinTrack Analytics
<500ms End-to-end data latency
8x Pipeline throughput increase
99.97% Pipeline uptime achieved

From Nightly Batch to Sub-Second Real-Time CDC

Replacing a fragile ETL system with a Debezium + Kafka streaming pipeline

The Challenge

FinTrack's risk and compliance dashboards ran on overnight batch jobs pulling from five disparate PostgreSQL databases. By morning, the data was already 8–12 hours stale. During volatile market periods, this created regulatory exposure and delayed trader decisions. A single broken job could silently corrupt downstream reports.

What We Built

DataFortis designed and implemented a Change Data Capture pipeline using Debezium connectors on all five Postgres instances, publishing events into Confluent Kafka. A Kafka Streams application handled deduplication, schema evolution, and enrichment before landing clean records into Snowflake every few seconds. We also built a dbt layer on top for the compliance reporting models.

The Outcome

Compliance dashboards now reflect data within 500ms of source transactions. The risk team eliminated their manual morning reconciliation process — saving 3 hours of analyst time per day. Zero production incidents in the 6 months post-launch.

Debezium Apache Kafka Confluent Cloud Snowflake dbt PostgreSQL
Retail & E-Commerce
RetailNxt
62% Azure cost reduction
$840K Annual cloud savings
3 months Time to full ROI

Azure Cost Optimisation: $840K Saved in Year One

A full Azure infrastructure audit, right-sizing, and FinOps governance programme

The Challenge

RetailNxt's Azure bill had grown 340% over two years to $1.35M annually — far outpacing their revenue growth. The engineering team had no visibility into which workloads were driving costs. Unused Azure Synapse pools ran 24/7, over-provisioned ADF integration runtimes idled at peak capacity, and 60+ orphaned storage accounts silently accumulated charges.

What We Built

We conducted a full 360° Azure Cost Management audit, tagging every resource by team and workload. We replaced always-on Synapse dedicated pools with serverless SQL pools for ad-hoc queries and migrated heavy batch workloads to Databricks spot clusters. We implemented Azure Advisor automation, budget alerts, and a monthly FinOps governance review cadence with the CTO and engineering leads.

The Outcome

Monthly Azure spend dropped from $112K to $43K within 90 days. The FinOps programme DataFortis established is now run internally by a dedicated cloud engineer. Query performance on Databricks actually improved 40% compared to the old Synapse pools.

Microsoft Azure Azure Synapse Azure Databricks Azure Cost Management Azure Data Factory FinOps
B2B SaaS
GrowthPulse SaaS
3x Data team velocity
94% Reduction in data incidents
12 weeks Full dbt migration timeline

Analytics Engineering Overhaul with dbt on Snowflake

Replacing 4,000 lines of undocumented SQL with tested, modular dbt models

The Challenge

GrowthPulse's analytics layer was held together by a sprawling set of stored procedures, scheduled Python scripts, and a massive single-file SQL "monolith" that no single engineer fully understood. Data incidents — wrong numbers in the investor dashboard, broken churn metrics — consumed 30% of the data team's time each week. New hires couldn't onboard without a month of shadow work.

What We Built

DataFortis performed a full audit of every transformation and mapped the dependency graph. We rebuilt the entire analytics layer in dbt — 87 models across staging, intermediate, and mart layers — with dbt tests on every critical business metric. We integrated dbt Cloud with their CI/CD pipeline so every PR gets schema validation and test runs before merging. Documentation auto-generates from model YAML.

The Outcome

New data engineers are productive within their first week. The CEO's dashboard has shown zero incorrect figures since launch. The data team now ships new metrics in hours instead of days, and the CTO describes it as "the first time I've trusted our numbers in two years."

dbt Cloud Snowflake Fivetran GitHub Actions Looker dbt Tests

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