Senior Frontend Engineer - Growth Experimentation

We're on a mission to make good health last a lifetime. More than 1 billion people live with obesity worldwide, driving preventable chronic conditions. We're here to build better long-term care.

Eucalyptus is now part of Hims & Hers, the global leader in personalised health and wellness.

Euc is the company behind Juniper, one of the world's largest weight-management programs combining GLP-1 medication with personalised nutrition, movement support, and clinician-led care from prescribers, nurses, health coaches, pharmacists, and dietitians. Our published clinical research shows that our combined clin...

Take ownership of the frontend web platform, ensuring scalable, polished, high-performance experiences
Design and deliver growth-focused experiments that improve retention, engagement, and conversions
Collaborate closely with product and marketing to translate insights into actionable features
Influence frontend best practices across the team and mentor teammates

You’ll likely succeed if you:
Have strong React & TypeScript experience, with full ownership of web products
Are experienced working on frontend platforms or product-facing web apps
Have a commercial mindset, understanding how features and experiments impact business metrics
Thrive in autonomous, senior-level roles, able to take ownership end-to-end

You don’t need to tick every box — if this role excites you, we’d still love to hear from you.

Growth-focused engineering experience
Experience with GraphQL

This is a senior, high-autonomy role where engineers get to own the frontend experience, define best practices, and directly influence growth metrics. You’ll work in a team that values experimentation, collaboration, and measurable impact, shaping features that truly move the needle for patients and the business.
If driving growth through product engineering and shaping high-impact patient experiences sounds exciting, we’d love to hear from you.
At Eucalyptus, we value individuals from all backgrounds, experiences, and perspectives, and we embrace the unique qualities each person brings. When you apply, please let us know of any reasonable adjustments you may need during the interview process. We use AI-assisted tools across our business to help our teams work more efficiently, including within our recruitment process. These tools support our team — all hiring decisions are made by real people, and every application is reviewed by a member of our recruitment team.