Product Manager

Hi, I'm Karishma Product Manager. Builder. Curious.

I work best when the problem is real and the stakes are high. I find the gap, own the solution, and ship something that actually helps.

5+ Years in product

0→1 Builder

View my work ↓ Get in touch →

✦

AI Product Management IBM Certificate · Apr 2026

⬡

CHPA Certified HIPAA Training · Mar 2026

⊞

SQL for Data Science UC Davis Certificate · Jan 2022

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Experience

Where I've
built things.

Five years of professional product work, starting as an intern and growing into full ownership of subscription growth, monetization, and 0 to 1 launches.

2021 — 2026

Helium Mobile

Wireless connectivity shouldn't be a luxury. At Helium Mobile, we're building a phone carrier that makes connectivity affordable for everyone. I contribute to the product experience that gets people connected: the part that makes it real for someone who never thought they could afford a plan.

Check it out ↗

My experience

Product Manager II

Jan 2024 — Apr 2026

Remote

Built add-on monetization from scratch, tripling upgrade rates by redesigning paywall and checkout flows to better match user intent at the moment of decision
Redesigned the free trial experience end-to-end, increasing trial-to-paid conversion 27x
Launched Group Plans from 0 to 900+ subscribers, opening a new acquisition channel and extending household reach

Product Manager

Jul 2022 — Dec 2023

Remote

Led beta launch of Helium's first consumer plan, reaching 81k users with 24% 90-day retention
Restructured plan tiers and pricing to reduce churn and improve LTV alignment across subscriber cohorts
Served as acting product lead during leadership transition, maintaining roadmap velocity and cross-functional alignment
Owned billing infrastructure buildout: payments, taxes, and fraud monitoring from scratch
Built SQL and Amplitude dashboards to track subscription health, funnel performance, and payment anomalies

Product Intern

Sep 2021 — Jun 2022

Remote

Improved the Helium Console device management experience, redesigning key flows to increase mobile engagement by 15%
Developed prioritization instincts through roadmap research with 7,000+ users, learning to distinguish signal from noise before building

Side Projects

What I'm
building.

Independent projects where I take everything I know about building consumer products and apply it to spaces I care about.

ROTASET

Built for med students

April 2026

SMTWTFS

Live · In Beta

Rotaset

A smart study scheduler built for medical students. Rotaset removes the planning overhead entirely. Personalized schedule generation, a calming UI, and a one-click reset when life gets in the way.

Web AppEdTechAIHealthTech

Explore Rotaset → Visit live app ↗

Hearth

Caregiver Briefing Tool

Get started

No account · Nothing saved · Completely free · No names needed

Live

Hearth

A free caregiver briefing tool for people who become caregivers before they feel ready. Ten minutes to go from overwhelmed to organized.

HealthTechAI0→1

Explore Hearth → Visit live app ↗

🔥 12 day streak

Karishma

Milan

Coming Soon

Lovetivity

A couples fitness app that turns working out into a shared commitment. Show up for yourself and your partner at the same time.

MobileHealth & FitnessConsumerRelationship

Explore Lovetivity →

Case study in progress

Skills

What I bring
to the table.

Product & Strategy

0→1 Development, Subscription & Monetization, Onboarding & Lifecycle Design, Roadmap Ownership, A/B Testing

Technical & Data

SQL, PostgreSQL, Funnel Analytics, Payments & Fraud Monitoring, Anthropic Claude API, Prompt Engineering, Next.js, React, Supabase, Google OAuth, Vercel, TypeScript

Tools

Linear, Notion, Stripe, Braze, Figma, Amplitude, Avalara

Health & Compliance

HIPAA, Certified HIPAA Professional (CHPA), Compliance-Aware Environments

Hi, I'm Karishma Product Manager. Builder. Curious.

Where I'vebuilt things.

What I'mbuilding.

What I bringto the table.

Let's build somethingtogether.

Where I've
built things.

What I'm
building.

What I bring
to the table.

Let's build something
together.