Senior Frontend Engineer

$250,000 - $300,000
Full-time / Onsite (5 days/week)

About The Role

As a Senior Frontend Engineer at Mochi Health, you’ll be responsible for delivering a best-in-class web and mobile experience for not just our customers but our providers, pharmacy technicians and many more team members who interface with our proprietary platform each and every day. You will also be responsible for our React Native mobile application - implementing wearable devices integrations, building out custom-crafted video streaming protocols, improving our provider chat experience and much more. This role is ideal for someone with demonstrable experience in the Web and Mobile development world, who has also written native mobile code in languages such as Kotlin or Swift.

What You’ll Do

• Lead the development, optimization and expansion of our web and/or mobile applications. (React, React Native, TypeScript, Swift, Kotlin)
• Drive best practices in performance, security, and scalability as we scale rapidly over the next 6/12 months.
• Collaborate closely with Product, Design and Backend teams to deliver seamless, intuitive user experiences.
• Own key architectural decisions, mentoring engineers, and elevating front-end excellence across the company.
• Work hands-on with modern front-end tooling, component-driven architecture, and state management solutions.
• Optimize real-time interactions between patients, providers and pharmacies with a focus on accessibility and usability.
• Influence engineering culture, fostering innovation and technical ownership within the team.

Who You Are

• 7+ years of front-end development experience, with deep expertise in React and React Native, as well as some exposure to Kotlin/Swift. (e.g. Apple Health Kit <-> React Native Integrations)
• Experience leading technical initiatives and shipping scalable, high-performance web and mobile applications.
• Strong knowledge of modern front-end tooling. (TypeScript, CI/CD pipelines)
• Expertise in state management strategies and optimizing complex UX interactions in data heavy applications.
• A passion for creating fast, accessible, and beautiful user experience.
• Startup mindset: you thrive in fast-moving environments, take ownership, and love solving problems at scale.
• Bonus: Experience with WebSockets, real-time data, compiled code languages, or healthcare-related applications.

Our Core Technologies Include: Typescript, Javascript, Node.js, Next.js, React, React Native, SQL, Redis, Redux, New Relic, Kubernetes, CSS, AWS, Cypress, Docker, Express

Life at Mochi 💫

At Mochi, we believe your best work happens when you feel your best—so we’ve designed an environment that fuels your creativity, supports your growth, and makes every day exciting.

✨ Comprehensive Health Coverage – Robust medical, dental, and vision insurance to support your health—so you can feel your best, in and out of work.

💰 Financial Security – Plan for your future with a 401(k) plus company matching and fully covered life insurance—because peace of mind matters.

🌴 Time to Recharge – Enjoy unlimited PTO, generous company holidays, and true flexibility. We trust you to take the time you need to rest, reset, and thrive.

🧘 Wellness First – From weekly mindfulness sessions to group workouts and fitness perks, your physical and mental health are top priority.

🥗 Daily Fuel – Our office is stocked with an unlimited espresso and matcha bar, plus delicious lunch served five days a week. No sad desk lunches here.

🌿 Connection & Community – We value real relationships. From team lunches and office hangs to offsite retreats, we create space to connect and collaborate.

🚀 High-Impact Work – Be part of shaping the future of digital healthcare during an exciting period of growth and innovation.

💸 Competitive Compensation – We offer a top-of-market salary and a generous equity package—because you deserve to share in the upside you help create.

👩‍💻 World-Class Team – Join a team of thoughtful, driven professionals across engineering, product, clinical, operations, and beyond—each bringing excellence and empathy to the table.

💣 Profitable & Explosive Growth – Our growth is like trying to drink from a firehose while riding a rocket, as we commit to decisions that ensure long-term success, stability, and the well-bein