Gautam Kumar --:-- IST
Actively building · Product Management

Gautam Kumar

Turning user problems into shipped product.

Product ManagerPhysicsWallah · Present
Brain GamesShipped · Q1 2026
400K+
Pi Lens0 → 400K downloads
Ex Category Manager₹320Cr IITJEE @ PW
Open to PM roles
Impact

Not just shipped. Moved the needle.

0
Pi Lens app downloads — scaled from 0 to 400K
0
IITJEE category business scaled at PhysicsWallah
0
AI content accuracy, up from 75%
0
Play Store rating, up from 4.3★
0
Day-7 retention lift via onboarding rebuild
0
Products shipped from zero
Skills

A product mind, sharpened by scale.

Product Strategy GTM & Growth Data-Driven Decisions 0→1 Building Cross-Functional Leadership Retention & Engagement A/B Testing Stakeholder Management User Research
The story

Six chapters. One thread.

2019

Started a startup

Built ReaderSpace — a WhatsApp news service that grew to 4,000+ members with paying subscribers. Learned what entrepreneurship really means.

2021 – 2023

EdTech at scale

Scaled MARKS App and MathonGo YouTube to 100K+ downloads and 52K subscribers. Built a 30K+ Telegram student community.

2022

Wheels of government

Interned at Yulu, embedded with gig-economy riders across Bengaluru. The empowerment program I proposed seeded their #YuSmart launch two years later.

2023 – 2025

2,400 trains / month

Government posting at Indian Railways. Ran a freight junction, coordinated 5+ departments, kept the wheel never stopping. Real ops at real scale.

2025

₹320 Cr category

Led IITJEE at PhysicsWallah. Pricing, GTM, engagement plays — attendance uptick +4%, shipped PYQ Blueprint, scaled a ₹320 Cr+ business.

Now

Building Pi Lens

India's first YouTube-layer learning app. 0 → 400K downloads, rating 4.3★ → 4.7★. Every feature, every release, every metric.

The full journey

Six roles. One thread — building for people at scale.

Product, AI Pod Dec 2025 – Present
6 / 6
2019 – 2021
Founder
ReaderSpace — WhatsApp News Analysis

Built a WhatsApp-based news service that demystified daily current affairs for readers. Grew to 4,000+ members, including 500 active paid subscribers, reaching an ₹18,000 ARR milestone.

2021 – 2023
Early Member, Product & Growth
MathonGo · MARKS App

Scaled MathonGo's YouTube channel and the MARKS app for JEE/NEET aspirants. Grew a 30,000+ student Telegram community, MARKS crossed 100K+ downloads at a 4.8 rating, and MARKS YouTube reached 52K+ subscribers and 15.4M views.

2022
Intern, Community Building
Yulu Bikes

Spent two months understanding gig-economy delivery partners across Bengaluru. The empowerment program he proposed became the seed for Yulu's #YuSmart initiative, launched two years later.

Sept 2023 – Jan 2025
Station Master
Indian Railways — Dedicated Freight Corridor

A full-time government posting at one of India's largest freight junctions. Handled 2,400+ monthly train operations, coordinated across 5+ departments, and kept the wheel — literally — never stopping.

May 2025 – Nov 2025
Category Business Lead
PhysicsWallah — IITJEE

Ran growth & strategy for a ₹320 Cr+ business, PW's IITJEE category. Built pricing, GTM, and engagement plays that lifted attendance uptick by 4% and shipped new offerings like the PYQ Blueprint.

Dec 2025 – Present
Product, AI Pod
PhysicsWallah — Pi Lens

Building Pi Lens, India's first YouTube-layer learning app — summaries, quizzes, and AI answers on any video. Scaled it 0 → 400K downloads and counting, while pushing the Play Store rating from 4.3★ to 4.7★.

Got added Vibe Coded Experiment into Pi Lens Roadmap: Brain Games
Education

Grounded in both business and the ground reality.

Gati Shakti Vishwavidyalaya BBA, Transportation Management
Indian Institute of Management (IIM) MBA Admission offer, not joined
Mesa School of Business PGP in Startup Leadership Admission offer, not joined
Get in touch

Let's build something
worth shipping.

Open to product conversations, collaborations, and good ideas.

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