Senior Growth Engineer

6 days ago

Sydney or Melbourne, Australia The Onset Full time $110,000 - $145,000 per year

Job Description

About the Role
Join a fast-growing, product-led scale-up that's reshaping the consumer experience in the wellness space. With an ambitious roadmap, multiple new product lines in the works, and an international launch on the horizon, they're expanding their engineering team to keep pace with demand.

This role sits within the growth squad - a dedicated team focused on building and iterating customer-facing features that drive acquisition and engagement. You'll be the first embedded frontend engineer in this squad, working closely with senior engineers, designers, and product managers to deliver high-quality, scalable features.

You'll focus on largely greenfield builds, with an emphasis on experimentation and rapid iteration to test new customer experiences.

Why join?

  • Be part of a high-growth company backed by leading investors, with strong momentum and big plans ahead

  • Work on products that customers interact with daily, with high visibility and real impact

  • Join a high-performing, values-led engineering culture that prizes clean code, fast feedback loops, and collaborative design

  • Pet-friendly office, flexible hybrid model, and benefits designed for real life

  • Generous L&D budget, mental wellness support, and 18 weeks paid parental leave top-up

What you'll be doing

  • Develop, maintain, and optimise customer-facing web interfaces using and TypeScript

  • Build greenfield features across onboarding, acquisition, and conversion flows

  • Drive experimentation workstreams - shipping and iterating quickly to test new customer experiences

  • Collaborate closely with backend engineers, designers, and PMs to create elegant, performant UIs

  • Contribute to the component library and frontend standards used across teams

  • Help implement best practices in performance, accessibility, and frontend architecture

What you bring

  • Strong commercial experience in frontend engineering 

  • Proficiency with modern JavaScript frameworks preferred, React very welcome)

  • Strong TypeScript fundamentals and experience with design systems or component libraries

  • Comfort working in a CI/CD cloud-native environment (AWS experience ideal)

  • Pragmatic mindset with a focus on user outcomes and business impact

Culture snapshot
This is a thoughtful, mission-led team that combines speed with purpose. They value initiative, care deeply about the user, and love clean, well-tested code. If you're someone who enjoys collaboration, learning, and building meaningful products - you'll fit right in. 

Sound like you? Apply now or message Indigo Munro on Linkedin if you're keen to know more 

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