Pankaj M Sajjanar

YOUR FRIENDLY NEIGHBORHOOD

I design systems that make data move fast and work harder—whether building real-time analytics pipelines, deploying scalable cloud solutions, or writing reliable backend code. My work blends engineering depth with data intuition to support critical decision-making and product innovation.

Explore

Real-Time Fraud Detection

Kafka + Spark + AWS + Redshift

Healthcare ETL Pipeline

FAST API, Docker, Python

Semantic Search with GPT

Machine Learning + Sagemaker + Snowflake

HR- People Analytics Dashboard

Tableau + Pandas + PowerBI

Skills

Programming Languages

Python

SQL

Java

PySpark

JavaScript

Modern Data Stack

Apache Spark

Kafka

Airflow

dbt

Snowflake

Hadoop

NiFi

Vertex AI

Cloud Stack

AWS (Lambda, S3, Redshift, Glue, EMR)

GCP (BigQuery, Dataflow)

SageMaker

Weaviate

DevOps & Visualization

Docker

Terraform

Jenkins

CI/CD

Tableau

Power BI

Looker

Security & Compliance

IAM

OAuth

HIPAA

GDPR

SOC 2

Experience

MS in Data Science

Stevens Institute of Technology

2023–2025

GPA: 3.9 | Big Data, Statistical Methods, Machine Learning

Research Assistant

Stevens Institute of Technology

2024–2025

Built ELT pipelines with dbt, BigQuery, Vertex AI for ML workflows.

Enabled semantic search using GPT-4 APIs & Weaviate, boosting precision by 40%.

Data Engineer

TransUnion

2019–2022

Engineered Python & SQL ETL pipelines; migrated data to BigQuery, saving 37% cost.

Built Kafka/Spark streaming with <2s latency; integrated ML models using SageMaker.

B.Tech in Computer Science

PES University

2015–2019

GPA: 3.6 | Foundations in Software Engineering & Systems Programming

Online Setup

A quick summary of what I use on a daily basis to code and some codestats.net flex

OS	macOS Monterey
Memory	16GB unified memory 256GB SSD storage
Keyboard	Keychron K2
Mouse	Razer Basilisk X Hyperspeed Wireless
Monitor	HP Full HD (1920 x 1080) 24 inch IPS Display
Laptop	MacBook Pro (13-inch, M1, 2024)