Software Engineer New San Francisco, CA

Joinmochi; San Francisco (CA); On-site; USD 140,000 - 400,000; Full time

Job summary

Joinmochi is seeking a full-time engineer in San Francisco to design and maintain scalable systems. This role offers a competitive salary range of $140,000 to $400,000, comprehensive health coverage, and a vibrant work environment that encourages creativity and collaboration.

Benefits

Comprehensive Health Coverage

401(k) with company matching

Unlimited PTO

Wellness programs

Free lunch and snacks

Team retreats

Competitive compensation

Equity package

Qualifications

• Skilled in developing scalable, high-performance systems for web and mobile applications.
• Proficient with modern toolchains and practices.

Responsibilities

• Design, develop, and maintain the expanding codebase.
• Architect scalable solutions for hundreds of thousands of users.
• Collaborate with product and design teams for user experiences.

Skills

TypeScript

CI/CD

Machine Learning

Job description

$140,000 - $300,000
Full-Time / Onsite (5 days/week)

About The Role

Curious to learn more about what Engineering looks like at Mochi Health? This role is designed to encompass all levels of our engineering team and is open to those early in their career, or the seasoned veterans looking for a challenge. We’d love to hear from you, and will look to evaluate your candidacy against our leveling system throughout the interview process, making it clear where we expect you to land as early as possible.

What You’ll Do

• Design, Develop, Improve, Maintain and Grow our expanding codebase - whether on the front or back end.
• Architect scalable and robust solutions to support hundreds of thousands of users nationwide.
• Evaluate, Monitor, and Adjust Cloud Infrastructure to ensure availability and reliability.
• Drive best practices in performance, security and scalability as we rapidly scale over the next 6/12 months.
• Collaborate closely with Product and Design teams to deliver seamless, intuitive user experiences.
• Work hands-on with modern front-end and back-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.
• Build out data-driven services and systems to bolster the customer experience.
• Influence engineering culture, fostering innovation and technical ownership within the team.

Who You Are

• Skilled in developing scalable, high‑performance systems for web and mobile applications.
• Proficient with modern toolchains and practices, including TypeScript, ESLint, CI/CD pipelines, and state‑management strategies for data‑intensive UX flows.
• Experienced in optimizing complex user interactions and crafting elegant, efficient solutions to challenging problems.
• Familiar with machine‑learning algorithms and low‑level development practices.
• Adaptable and proactive in fast‑paced, startup‑style environments, taking ownership of projects and collaborating effectively.
• Pair‑programming, code reviews, and cross‑functional communication to align on requirements and share knowledge.
• Writing unit, integration, and end‑to‑end tests to ensure code quality and system stability.
• Creating clear docs, API specs, and runbooks to help teammates ramp up quickly and maintain systems effectively.
• Bonus: Experience with WebSockets and real‑time data, compiled languages, or healthcare‑focused applications.

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-being of our team and customers—all without the constraints of VC funding.

Prime Location – Our vibrant downtown San Francisco HQ is just steps from public transit, great coffee shops, and everything the city has to offer.

#LI-Onsite #LI-BC

The base salary for this full-time position ranges from $140,000 to $400,000, in addition to equity and benefits. The salary range listed in each job posting represents the minimum and maximum targets for new hire salaries across all locations. Actual compensation within this range is determined by various factors, such as job-related skills, experience, relevant education or training, and location.

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