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Posted Jun 18, 2026

Staff Software Engineer

Company Overview:
Function Health is the AI operating system for health, designed to empower people to live 100 healthy years. We are redefining how individuals understand, measure, and improve their health by moving beyond reactive care and enabling proactive, data-driven insight into human biology. Function has been recognized as one ofFast Company’s Most Innovative Companies of 2024, and is venture-backed by Andreessen Horowitz (a16z). Hundreds of thousands of members have joined Function to take control of their health.
Through advanced diagnostics, deep biomarker testing, longitudinal data, and AI-enabled insights, Function equips members with actionable intelligence to take control of both the quality and length of their lives.
Function recently announced a $298M Series B and is entering its next chapter of growth. As we scale, the quality and durability of our People systems, data, and insights will directly shape our ability to attract, retain, and support exceptional talent.
We are growing our team and seeking out world-class talent that deeply believes in our mission to positively impact global health, has a relentless bias toward action, and a growth mindset. Function fosters a collaborative and dynamic environment where every day we build the future.

Role:

We are seeking a highly skilled and innovative Staff Software Engineer to join our dynamic team at Function. In this role, you will be instrumental in designing, developing, and implementing software solutions that enable our members to access their health data in real time. You will play a critical role in leading our engineering efforts, ensuring scalability, performance, and security in all our systems.
The ideal candidate is a seasoned engineer who is meticulous, self-motivated and thrives in a fast-paced environment. As a key member of our tech team, your expertise will be vital in shaping the future of our systems as we scale. This role is perfect for someone energetic, talented, and deeply committed to our mission of revolutionizing health technology.

Key Responsibilities:

As a Staff Software Engineer at Function, you will be entrusted with a pivotal role in our engineering department, with key responsibilities including:

Qualifications/Skills:

To excel in this role, candidates must bring a unique combination of skills and experiences:

To be a strong fit, you also need:

Your dedication to these responsibilities will directly contribute to the success of our platform and the satisfaction of our users. We are looking for a proactive, skilled, and forward-thinking individual to join our team and help shape the future of our services.

Nice-to-Have Skills and Experiences:

While the core competencies are essential, the following qualifications will distinguish exceptional candidates:

Key Projects and Initiatives:

As a vital member of our team, you will have the opportunity to engage with or lead a variety of groundbreaking projects. These initiatives are designed not only to challenge your skills but also to make a significant impact on the field of health technology.
Among these:
These projects represent just a glimpse of the exciting, impactful work you'll be involved in at our company. Your contributions will directly influence the evolution of our platform, empowering individuals to take control of their health in innovative ways. We're looking for a candidate who is eager to dive into these challenges and push the boundaries of what's possible in health technology.

Why You'll Love Working With Us:

We value our team at Function and offer a competitive salary and benefits package, flexible working hours, and a dynamic work environment where creativity and innovation are encouraged. If you are a highly motivated and experienced individual who is passionate about using technology to improve people’s lives, we would love to hear from you.
Join the Function Health team and become a part of our mission to revolutionize healthcare. Work with us to make a difference in the lives of thousands, ensuring a healthier future for all. Discover more about us and how we're changing the face of healthcare at Function Health.
At Function, we celebrate diversity and are committed to building a diverse and inclusive workforce. As an equal opportunity employer, we do not discriminate on the basis of race, color, gender identity, ancestry, religion, age, sexual orientation, national origin, disability, marital status, Veteran status, or any other occupationally irrelevant criteria.
Important Notice: Legitimate communication from the Function Health team will always come from an email address ending in @functionhealth.com. Function Health will never request personal information such as banking details or payment during the hiring process. Please be cautious of communications or job offers that come from other email domains, instant messaging platforms, or unsolicited calls. If you ever have doubts about the legitimacy of a communication, please reach out to us directly at [email protected].