Vardhmaan – Python, Databricks, R, experts in Lemon.io

Vardhmaan

From Canada (UTC-4)flag

Data Analyst|Middle-to-senior

Vardhmaan – Python, Databricks, R

Vardhmaan is a Data Analyst with 12 years of experience across Google, TikTok, and McAfee, specializing in product analytics, KPI development, customer behavior analysis, and experimentation programs. His background includes leading analytics initiatives focused on customer engagement, retention, onboarding optimization, and advertising performance, contributing to measurable improvements in product adoption and reporting efficiency. He has experience with SQL, Python, predictive modeling, and A/B testing, alongside building analytics capabilities and managing teams of up to 10 analysts. Vardhmaan demonstrates strong stakeholder communication, cross-functional collaboration, and a structured approach to translating business challenges into actionable analytical insights.

16 years of commercial experience in
Analytics
Cybersecurity
Data analytics
Main technologies
Python
12.5 years
Additional skills
Databricks
R
PowerBI
ClickHouse
NumPy
ETL
Tableau
BigQuery
Data Science
Data analysis
Data mining
Direct hire
Possible
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Experience Highlights

Lead Manager, Senior Data Science
Jun 2023 - Jul 20263 years 1 month
Project Overview

A consumer cybersecurity platform featuring a redesigned user experience and a conversational AI assistant, with a focus on measuring onboarding, engagement, risk resolution, and feature adoption to improve customer experience and inform product decisions.

Responsibilities:
  • Led product analytics and data science for the consumer cybersecurity experience, managing a team of five and collaborating with Product, Engineering, UX, Marketing, and Data Platform teams;
  • Defined and implemented a KPI framework covering onboarding, risk resolution, engagement, feature adoption, and conversational AI interactions;
  • Partnered with Data Engineering to develop the analytical data model and semantic metrics layer supporting product reporting and in-depth analysis;
  • Conducted behavioral and cohort analyses across engagement, notifications, and user journeys, identifying opportunities to improve customer retention and experience;
  • Identified repeat-user fatigue following security risk resolution, providing insights that informed product enhancements and re-engagement strategies;
  • Led analytics for an AI-powered scam protection suite that reached approximately 2.4 million active enrollments;
  • Analyzed onboarding funnels and conducted experiments to identify friction points and improve the unified setup experience;
  • Translated analytical findings into actionable recommendations for product improvements and roadmap decisions.
Project Tech stack:
SQL
Python
Data Science Manager
Oct 2021 - Jun 20231 year 7 months
Project Overview

A consumer cybersecurity growth optimization initiative focused on improving onboarding, feature adoption, pricing, and customer acquisition through product analytics and experimentation, contributing to higher installation completion, feature enrollment, and new-customer bookings.

Responsibilities:
  • Led analytics for the unified onboarding experience, using funnel analysis and experimentation to identify friction points and inform product improvements that increased installation completion from 60% to 65% and adoption of two or more protection features from 26% to 29%;
  • Designed and analyzed 13 A/B tests across Android and iOS to optimize pricing and customer acquisition, contributing to a broader growth program associated with approximately 46% YoY growth in new-customer bookings;
  • Evaluated a desktop-to-web cross-authentication experience that reduced sign-in friction and contributed to approximately 10% higher feature enrollment;
  • Standardized experimentation practices across product teams, including hypothesis formulation, primary and guardrail metrics, sample-size estimation, and results interpretation;
  • Supported a program of over 100 experiments and developed reusable experimentation tools, including a Databricks sample-size calculator and Python modules for A/B testing;
  • Conducted retention and uninstall analyses using product telemetry, onboarding behavior, device attributes, acquisition sources, and subscription data;
  • Applied machine learning and SHAP explainability techniques to identify drivers of customer behavior and translate findings into actionable product hypotheses.
Project Tech stack:
Android
iOS
Databricks
Python
Lead Data Analyst
Apr 2020 - Apr 20211 year
Project Overview

An advertising revenue analytics initiative focused on automating monetization reporting, improving campaign performance, and providing data-driven insights to support sales, account management, and business growth across global markets.

Responsibilities:
  • Built advertising revenue reporting infrastructure from scratch using SQL, developing automated BI dashboards for sales, account management, and client solutions teams;
  • Automated recurring revenue analytics and reporting workflows, eliminating approximately 20 hours of manual work per week;
  • Conducted campaign performance and monetization analyses, identifying optimization opportunities that supported an approximately 5% improvement in cost per click (CPC);
  • Applied advanced analytics and data mining techniques to identify revenue growth opportunities and inform product and advertising optimization strategies;
  • Collaborated with Product Management, Sales, Account Management, and Engineering teams to translate business requirements into analytical solutions and actionable insights;
  • Helped establish regional monetization analytics capabilities as the first analytics hire outside mainland China;
  • Built and developed an analytics team of 10 analysts supporting global markets, directly managing three team members and providing guidance to the broader team.
Project Tech stack:
Python
SQL
R
PowerBI
Hive
ClickHouse
Senior Data Analyst
Apr 2014 - Feb 20205 years 10 months
Project Overview

A digital advertising analytics initiative focused on improving revenue growth, advertiser retention, product adoption, and go-to-market strategies for mid-tier advertisers through predictive modeling, customer segmentation, and data-driven decision-making.

Responsibilities:
  • Developed analytics and reporting capabilities for Google Ads, supporting advertiser performance, revenue growth, retention, and product adoption;
  • Built a regression-based customer churn model to identify at-risk advertisers and inform retention strategies;
  • Developed a lead scoring model to prioritize high-value advertising prospects and support sales and acquisition efforts;
  • Built a customer engagement model to identify high-value product features and analyze their relationship with user adoption and engagement;
  • Conducted product analytics and data mining to identify key drivers of customer engagement and opportunities for product improvement;
  • Defined and monitored key performance indicators for advertiser revenue, campaign performance, product adoption, and go-to-market initiatives;
  • Analyzed internal and external market data to identify growth opportunities and support go-to-market strategies for new advertising products;
  • Combined quantitative and qualitative research to understand the advertising ecosystem, inform program planning, and support data-driven business decisions.
Project Tech stack:
Python
Pandas
NumPy
BigQuery
SQL
ETL
Tableau
R

Education

2014
Data Modeling/Warehousing and Database Administration
Post Graduate Diploma in Management
2009
Electronics and Communications Engineering
Bachelor of Engineering (B.E.)

Languages

Hindi
Advanced
English
Advanced

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