Senior Software Engineer, Health Coaching Platform

| Greater Boston Area

At Fitbit, our mission is to help people lead healthier, more active lives by empowering them with data, inspiration and guidance to reach their goals. 

We started our journey in 2007—as a team of two with one big idea. Since then, we’ve grown to over 1,500 employees, sold over 60mm devices, and built a health and fitness community across the globe. In fact, the Fitbit Community has taken enough steps to walk from the Sun to Pluto! Offering award-winning products, a top-rated mobile app and an easy-to-use online dashboard, Fitbit provides personalized experiences that help our users reach their goals. With a reenergized focus on innovative devices, interactive experiences, and enterprise health we are transforming the way consumers and businesses see health & fitness.

From your first steps as a Fitbitter, you will be at the forefront of developing new products. Our culture combines the spirit of startup with the perks of being public. We offer a competitive benefits package and amazing perks like unlimited snacks, Friday happy hours, onsite workout classes, and a strong focus on a healthy work-life balance. As part of our team, you’ll have the opportunity to grow your career, contribute your ideas to life-changing products and services, and—above all—have fun doing it.

Fitbit’s HQ campus is located in the heart of San Francisco with office locations in Boston, San Diego and around the world. Think you’ve found your fit?

The Role:

The Health Coaching Platform team at Fitbit is committed to empowering individuals to take control of their health and equipping health coaches and other healthcare providers with tools that optimize collaboration and care.

WE are a passionate team building out the tools to improve health outcomes across our rapidly growing user base. We strive to continually improve our code and our process, ensuring that we can deliver the best feature set to users in the minimal amount of time. We believe that we can change lives with the work we do.

YOU are a talented software engineer focused on shipping the best quality software. You value autonomy, ownership, and collaborative, fast-moving environments. You enjoy analyzing problems and architecting solutions, and believe that every interaction the customer has should be compelling and first rate. You write clear and concise code using modern tools and frameworks.

We ask a lot of our back end infrastructure. We need it to perform. We have ambitious goals so we need it to scale. As a Senior Software Engineer you will understand the needs of our users and work closely with a cross-functional team to craft a simple and high quality platform to meet them, delivering distributed architectures and full stack solutions that push the state of the art.

What You’ll Work On:

  • Engineering delivery of the Health Coaching Platform server, supporting the Twine mobile and cross-browser web clients, to millions of users with JavaScript, Node.js, MongoDB and related tools and technologies in a scalable cloud environment
  • Take ownership of back-end component designs, implementation, deployment, and performance monitoring
  • Participate in all aspects of product development from feature definition and estimation, to architecture, design, implementation, testing, deployment, and monitoring
  • Expand our existing set of automated tests and work with test and performance engineers to deliver high product quality at scale

Who You Are:

  • Bachelor’s degree in Computer Science or equivalent skill
  • Strong software engineering and development skills in JavaScript
  • 3+ years of experience in B2B or consumer-facing software development at scale
  • Experience designing, testing, delivering, and monitoring scalable high-availability software in a cloud computing environment, such as Amazon EC2 or Google Cloud Platform (preferred) or similar
  • Experience delivering RESTful APIs for 3rd party integration
  • Proficient at understanding, modifying, and creating data models
  • Proven ability to create and communicate architectures and designs incorporating third-party libraries to minimize software time-to-market and total lifecycle cost
  • Several of the following skill sets:
    • Node.js back-end or full-stack development
    • MongoDB or similar NoSQL database
    • CI and deployment with Grunt and Jenkins (or similar)
    • Performance and stability monitoring with New Relic, ELK, or similar
    • Investigating and resolving performance issues in concurrency and memory management
    • Scaling data management
    • Unit and integration testing
    • Real-time collaboration features via Websockets, especially (or similar)
    • Automated end-to-end testing experience (e.g. Selenium, Protractor)

Preferred Experience:

  • Testing and deploying software with robust credentialing and access controls
  • Experience with SOA
  • Proficiency with TDD and BDD
  • Strong software development skills in additional languages (e.g. Java, Python, Swift, ObjectiveC)
  • Experience with real time data pipeline architectures or services such as Kafka
  • Experience with HIPAA compliance
  • Experience working directly with large business customers, especially in the healthcare space
  • A track record of leading projects with a group of your peers
  • Experience securing scalable elastic cloud infrastructure
  • Full-stack software experience


Fitbit is proud to be an equal opportunity employer. We recruit, hire, train, promote, pay, and administer all personnel actions without regard to race, color, ancestry, national origin, citizenship, religion, age, sex (including pregnancy, childbirth, and medical conditions related to pregnancy, childbirth, or breastfeeding), sex stereotyping (including assumptions about a person’s appearance or behavior, gender roles, gender expression, or gender identity), sexual orientation, gender, gender identity, gender expression, marital status, medical condition, mental or physical disability, military or veteran status, genetic information or other statuses protected by law. We interpret these protected statuses broadly to include both the actual status and any perceptions and assumptions made regarding these statuses.

San Francisco applicants: Pursuant to the San Francisco Fair Chance Ordinance Fitbit will consider for employment qualified applicants with arrest and conviction records.

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