About Mito Health

Mito Health is reimagining preventive healthcare. We offer the most advanced blood testing panel on the market—over 100+ biomarkers, nationwide lab access, 1:1 MD consults, and AI-personalized plans. Think: your annual

physical, but deeper, more actionable, and with real doctors guiding your health journey.

We’re backed by Y Combinator, Balaji Srinivasan, and a who’s who of Silicon Valley. As we scale toward eight figures in ARR, we’re building a high-performing growth team and looking for a creative, data-driven intern to join us in LA this summer.

What You’ll Do

📈 Content Strategy & Creation

Develop a content roadmap for Instagram and TikTok, aligned with our brand voice and mission.
Produce short-form videos (Reels, TikToks, YouTube Shorts) that educate, inspire, and drive action.
Write sharp copy for blogs, ads, and email campaigns that resonate with both consumers and businesses.
Craft messaging that empowers users to take charge of their health and demystifies longevity science.
Stay plugged into wellness, functional medicine, and performance marketing trends to keep our content fresh.

🎯 Campaign Execution & Channel Experimentation

Work alongside our Head of Growth and executive team on full-funnel campaigns targeting key ICPs.
Help us test new growth channels—from influencer campaigns to podcast and newsletter sponsorships.
Source, pitch, and coordinate with influencers and creators aligned with our values.
Support in-person events, pop-ups, and community activations in the LA (and beyond!) wellness space.

🧠 Community Growth & Engagement

Build and nurture a loyal online community by responding to DMs and comments with care.
Leverage UGC and collabs to build trust and expand reach.
Identify and implement strategies to grow followership across core platforms.
Tap into micro-communities and thought leaders in health, performance, and longevity.

📊 Analytics & Attribution

Help track attribution across all marketing efforts: Where did leads come from? What did they cost? What did they convert into?
Analyze performance metrics (reach, engagement, CTR, ROAS, etc.) to inform future creative and spend decisions.
Help run A/B tests on content, hooks, hashtags, and posting strategies to maximize engagement.
Provide weekly performance snapshots and monthly learnings to guide strategy.

🚀 Performance Marketing & Scaling

Assist in scaling our paid media strategy across Meta, Google, and emerging platforms.
Help drive efficiency in spend while expanding reach and lowering CAC.
Contribute ideas and assets for new creative testing loops—everything from ad copy to UGC iterations.

Who You Are

A natural storyteller who knows how to turn science-backed insights into scroll-stopping content.
Obsessive about Instagram and TikTok, with an eye for trends and transitions.
Analytical by nature — you love looking at numbers and optimizing what’s working.
Comfortable using Canva, CapCut, Google Suite, and performance dashboards.
A health/wellness nerd who loves learning about biohacking, longevity, and high-performance living.
Proactive, scrappy, organized, and excited to get your hands dirty in a startup environment.

Preferred Experience

1+ years managing Instagram or TikTok for a brand or creator.
Strong video editing, caption writing, and aesthetic sense.
Familiarity with marketing tools like Later, Hootsuite, or Notion.
Previous exposure to growth, content marketing, or paid ads is a plus.

Why Join Mito

Real ownership: Your work will be live, tested, and iterated on in real-time.
High-growth exposure: Learn what it takes to scale a YC-backed brand in one of the most exciting spaces in health.
Mentorship from a small, talented team of founders and operators.
Conversion potential: This internship could turn into a part-time or full-time offer.
Access to industry events and wellness perks.

How to Apply

Send your resume and a brief intro (or Loom video!) telling us why you’re a great fit to leah@mitohealth.com with subject line: “Growth Marketing Intern – LA – [Your Name]”

Mito Health (YC S24)

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Growth Marketing Intern - Summer 2025