Sanjay Singh, Developer in New Delhi, Delhi, India
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Sanjay Singh

Bio

Sanjay is an expert in full-stack data analytics solutions, with a proven track record of building data infrastructure and analytics systems from the ground up. He has enabled product, marketing, and sales teams to make data-informed decisions by providing scalable, end-to-end analytics platforms. Sanjay has set up data lakes and warehouses using modern technology stacks, including Databricks, Azure, AWS, and Google Cloud Platform (GCP).

Portfolio

Emeritus
A/B Testing, BigQuery, Business Intelligence (BI), Data Analysis, Data Cleaning...
Healthplix
SQL, Mixpanel, MoEngage, Zoho CRM, Python, Data Visualization, Data Queries...
BOLD
SQL, Mixpanel, A/B Testing, Data Visualization, Data Queries, Redshift

Experience

  • ETL - 5 years
  • Tableau - 5 years
  • SQL - 5 years
  • BigQuery - 3 years
  • Python 3 - 2 years
  • Redshift - 2 years
  • Databricks - 2 years
  • Azure - 1 year

Preferred Environment

Google Cloud Platform (GCP), Tableau, Dataiku, Jupyter Notebook, SQL, Amazon Redshift, Azure, Databricks

The most amazing...

...project I've built is a trial class booking methodology using tools for marketing to optimize their campaign based on conversion rates.

Work Experience

Manager Analytics

2021 - PRESENT
Emeritus
  • Implemented an AI Tutor Bot, driving $200,000 in additional revenue and enhancing learner engagement.
  • Architected cloud-native pipelines (BigQuery, Google Cloud Storage, Fivetran), cutting manual reporting time by 95% (from 40+ hours to 1 hour per week).
  • Drove analytics adoption by developing an AI-powered Dashboard Discovery Agent (Vertex AI).
  • Implemented event tracking infrastructure, driving an 8% increase in course completion rates.
  • Optimized BigQuery workloads, reducing compute costs by 20%.
Technologies: A/B Testing, BigQuery, Business Intelligence (BI), Data Analysis, Data Cleaning, Data Pipelines, Data Reporting, Google BigQuery, ETL, Google Cloud Platform (GCP), Google Data Studio, SQL, Salesforce, Sales Analysis, Root-cause Analysis (RCA), Data Visualization, Data Queries

Lead Analyst

2021 - 2021
Healthplix
  • Designed event-driven infrastructure (Segment and Redshift) powering real-time analytics and recommendations.
  • Built dynamic segmentation pipelines that fueled a 25% increase in onboarding.
  • Delivered funnel analytics to refine engagement and retention strategies.
Technologies: SQL, Mixpanel, MoEngage, Zoho CRM, Python, Data Visualization, Data Queries, Pipelines, Redshift

Data Analyst

2021 - 2021
BOLD
  • Analyzed A/B tests to drive KPI improvement, ensuring we ran experiments with the proper sample sizes and power levels.
  • Built Mixpanel reports to track funnel drop-offs, provide insights, and recommend the following steps to the product and content team.
  • Supported the product team with product ideation to identify a significant area for improvement.
Technologies: SQL, Mixpanel, A/B Testing, Data Visualization, Data Queries, Redshift

Lead Data Analyst

2020 - 2021
WhiteHat Jr.
  • Built scalable ETL pipelines (Athena, Salesforce, Ads, Redshift) via Fivetran, enabling cross-channel revenue insights.
  • Developed forecasting models and an overbooking optimization algorithm, cutting costs by 15%.
  • Automated BI reporting in Tableau, achieving 80% faster dashboard delivery.
Technologies: SQL, Tableau, Marketing Analytics, Product Analytics, Revenue Analysis, Data Reporting, Data Pipelines, Fivetran, Amplitude, Salesforce, Redshift, Amazon Athena, Amazon Redshift, Data Visualization, Data Queries, Pipelines, Dashboard Design

Business Technology Associate Consultant

2017 - 2020
ZS Associates
  • Analyzed the prostate cancer patient's journey and medication behavior to find gaps for improvement.
  • Published a self-serve marketing budget optimization tool for various digital and non-digital channels, saving around $1 million in operating costs annually.
  • Built Tableau dashboards to track sales, market share, and customer-reached performance metrics and quantified the success of marketing campaigns.
  • Created advanced modeling to segment doctors for a particular brand using sales and prescription metrics.
Technologies: SQL, Tableau, Dataiku, Python 3, Microsoft PowerPoint, Client Relations, Team Management, Data Visualization, Data Queries, Pipelines, Dashboard Design, Snowflake, Redshift

Experience

Data Warehousing

Set up a data warehouse on Amazon Redshift to create a single source of truth combining data from multiple sources like Athena, Salesforce, Facebook Ads, Google Ads, Zendesk, and a few other marketing platforms using Fivetran as a data connector.

Report and Dashboard Automation

Automation of reports and dashboards on daily, weekly, and monthly frequencies to define and monitor major business KPIs regularly and generate actionable insights and trends for internal and external stakeholders.

ETL Pipeline for Pharmaceutical

Used Dataiku, a cloud-based ETL tool, to build a data processing layer for pharmaceutical-related data received from various sources like Pharmacy, Patient Dose Data, and Internal Sales data to create a warehouse for reporting and a data science team.

Overbooking Algorithm

Created a booked trial class from the past probability of students joining. This trial allowed us to forecast the number of bookings that would take place based on the total number of trial slots available to have 100% occupancy in the class.

Revenue Prediction Model

Built a revenue prediction model for the revenue, finance, and marketing teams to have visibility of revenue growth and revenue/funnel target across departments using the backtracking method and conversion funnel across products.

Certifications

JULY 2019 - PRESENT

Introduction to Data Science in Python

Coursera

Skills

Libraries/APIs

Segment.io, Google Sheets API

Tools

Tableau, BigQuery, Google Sheets, Amazon Athena, Microsoft PowerPoint

Languages

SQL, Snowflake, Python 3, Python

Paradigms

ETL, Business Intelligence (BI)

Platforms

Google Cloud Platform (GCP), Dataiku, Mixpanel, Jupyter Notebook, Zoho CRM, Salesforce, Azure, Databricks

Storage

Redshift, Data Pipelines

Other

Data Queries, Dashboards, Amplitude, Marketing Analytics, Product Analytics, Revenue Analysis, Data Reporting, Data Visualization, Data Analysis, Google BigQuery, Google Data Studio, Reporting, Data Cleaning, Pipelines, Dashboard Design, MoEngage, Fivetran, A/B Testing, Sales Analysis, Root-cause Analysis (RCA), Data Warehousing, Warehouses, Amazon Redshift, Client Relations, Team Management

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