Data Architecture
☁️ Cloud Native

Hello!  Anjana Singh Anjana Singh Anjana Singh AS  I'm Anjana,
an Enterprise
Data Architect.

I design Azure Databricks lakehouses, medallion data platforms, and AI/ML-ready foundations — 10+ years, enterprise-grade, governed by design.

My Portfolio

Explore selected data engineering projects and my approach to architecture.

About Me

A closer look at my background, skills, and data engineering journey.

Contact Me

Let's work together to build your next-generation data platform.

My selected works

With deep expertise in data infrastructure and a sharp eye for reliability, I specialize in building pipelines, lakehouses, and real-time platforms.

LAKEHOUSE · DATABRICKS · AZURE

Azure Databricks Lakehouse Modernisation

Led modernisation of Cloudera big data workloads onto Azure Databricks, Delta Lake, ADF, ADLS Gen2 and Synapse. Processing speed improved 45% and infrastructure cost reduced 35%.

View Project
45% faster processing · 35% lower cost
STREAMING · EVENT HUB · PYSPARK

Streaming & Micro-Batch Ingestion

Built streaming and micro-batch ingestion patterns using Kafka/Event Hub concepts and PySpark Structured Streaming, delivering near real-time analytical use cases on the lakehouse.

View Project
▶ kafka.orders · 12ms
▶ eventhub.telemetry · 8ms
▶ cdc.customers · 340ms
▶ microbatch.hourly · 4.1s
Batch · micro-batch · streaming
PERFORMANCE TUNING · PYSPARK · SPARK SQL

Spark Performance & Cost Optimisation

Optimised terabyte-scale PySpark and Spark SQL pipelines through partitioning, caching, broadcast joins and query tuning — delivering 40-50% performance improvements alongside a 35% infrastructure cost reduction.

View Project
35%
Infrastructure cost cut
↑ 50% faster processing
GOVERNANCE · UNITY CATALOG · DATA QUALITY

Unity Catalog Governance & Data Quality

Implemented Unity Catalog governance with catalog, schema, table and column-level controls for sensitive and PII datasets, plus validation frameworks covering schema enforcement, null and duplicate checks, reconciliation and freshness.

View Project
✓ Schema enforcement
✓ Null & duplicate checks
✓ Source-to-target reconciliation
✓ PII column-level controls

Are you ready to see more?

See All Works

High-quality work with
real value considered.

My working process revolves around an approach aimed at maximising productivity and delivering clean, reliable data from day one.

Learn More
(01)

Discover & Assess

Audit existing data landscape, identify pain points, map stakeholder needs and define success metrics.

(02)

Design Architecture

Blueprint the data model, pipeline topology, and storage strategy. Choose the right tools for scale and budget.

(03)

Build & Validate

Engineer robust pipelines with built-in data quality checks, monitoring, and CI/CD from day one.

(04)

Polish the Outcome

Tune performance, reduce cloud spend, and iterate with the team to ensure the platform meets high standards of quality.

My numbers say it all

These numbers reflect the experience and consistency, and measurable impact behind the work I've delivered over the years.

10+
Years in
data engineering
45%
Faster processing
after migration
50%
Spark pipeline
time reduced
35%
Infrastructure
cost reduction
I AM AVAILABLE · FOR NEW ROLES ·
✉

Hey! That's me.

I am Anjana, an Enterprise Data Architect based in Dubai, UAE. With 10 years spanning Azure, Databricks and Cloudera, I thrive at the intersection of cloud data platforms, governance, and modern engineering practice.

My journey across Accenture and Lumen Technologies has been a testament to my passion for crafting reliable, enterprise-grade data platforms and fearlessly pushing the boundaries of modern data engineering.

Apache Spark / PySpark96%
SQL / Python95%
Delta Lake / Medallion93%
Azure Data Platform94%
Unity Catalog / Governance90%
Azure DevOps / Terraform88%

My capabilities

The services I offer are meticulously crafted and tailored to cater specifically to your unique needs and requirements.

+ Data Lakehouse Design
+ Medallion Architecture
+ Cloud Data Architecture
+ Governance & Security
+ Data Quality Frameworks
+ Platform Modernisation
+ AI/ML Data Foundations
+ PySpark / Spark SQL
+ Azure Data Services
+ Technical Ownership

Where I've worked

Azure Data Platform Engineer / Data Architect

Lumen Technologies, Bengaluru
2022 – Present

Module lead for enterprise Azure Databricks lakehouse platforms. Defined Medallion bronze/silver/gold standards across ADLS Gen2, Delta Lake, ADF and Synapse, and led Cloudera-to-Azure modernisation that cut processing time 45% and infrastructure cost 35%. Own governance via Unity Catalog, PySpark performance tuning, and production operations as Azure Platform Admin.

Senior Software Engineer

Lumen Technologies, Bengaluru
2021 – 2022

Designed PySpark ETL on Cloudera to transform operational data into centralised warehouse and analytical layers. Built RDD and DataFrame pipelines with broadcast joins, partition pruning and caching, reducing processing time by up to 50%, plus Hive/Impala validation frameworks and Apache Oozie workflows for reliable production scheduling.

Software Engineer

Lumen Technologies, Bengaluru
2019 – 2021

Led design and implementation of Oracle and Informatica PowerCenter data warehousing solutions, consolidating multi-source data for analytics and reporting. Improved query performance by 40% through indexing, partitioning and SQL tuning, and maintained Linux shell automation for pipeline orchestration, log analysis and error recovery.

Application Development Analyst

Accenture, Bengaluru
2016 – 2019

Designed and developed ETL solutions for pharmaceutical and healthcare accounts, aligned to HIPAA and FDA regulatory expectations. Implemented Informatica PowerCenter pipelines across EHR, billing and operational sources, and optimised complex SQL queries to cut execution time by 35%.

🏅 Databricks Academy: Get Started with Data Engineer
🏅 Data Storage & Management with Delta Lake
🏅 Build GenAI Apps with Azure OpenAI
🏅 Microsoft Azure Fast Track
🏅 DevOps with GitHub
Anjana Singh

Let's talk about
your project.

Got a data challenge in mind? Let's build something great. I can transform that problem into a reliable, scalable platform.

Get in Touch
and make it
real together