Software Engineer, Backend Developer, Full Stack Developer

Job Title: Software Engineer
Employment Status: Full time
Office

Hours:

Monday - Friday; hybrid schedule
Location: Boston, Massachusetts
Compensation: $130,000 - $150,000 base salary + bonus + equity

* compensation dependent on related experience level

About Ketryx:

Ketryx is an AI software platform that enables healthcare life sciences companies to ship life‑saving regulated products in weeks instead of years.

Exploding product complexity is burying companies in compliance paperwork and blocking innovation. Our AI software removes this friction, dissolving the historical tradeoff between innovation and compliance, and enables regulated industries to innovate at the pace of modern software.

Since launch, Ketryx already touches the lives of 100M patients and powers all of the world's top five medical device manufacturers
. Backed by Lightspeed Ventures, our founders are the former Head of AI at Amgen and CTO of Wolfram Cloud.

Healthcare and life sciences is just the beginning for us. Automotive, aerospace, energy — if it's regulated, it's because society decided it matters. These products move humanity, shape our future, and are safety‑critical. Come join us and help build the AI platform to power safe innovation.

About the Role:

Join us in an exciting opportunity as a Software Engineer, where you will become an integral part of an extraordinary team of engineers dedicated to shaping the future of software  this dynamic role, you will contribute to a small, highly motivated team, actively steering projects to successful completion.

In this role, you will play a pivotal role in shaping the technological landscape, assuming ownership of critical technology decisions and roadmaps. With a self‑starter attitude and a robust hands‑on mentality, you will be at the forefront of tackling complex problems and driving innovation. Embracing agile working models, you will foster ideation, envision future possibilities, and address detailed improvements concurrently, contributing to Ketryx's commitment to reinventing how medical device manufacturers bring life‑saving innovations to market.

If you're reliable, detail‑oriented, and ready to contribute to a global team, you could be a part of our mission to create safe and reliable medical software!

About You:

The ideal candidate is someone who possesses a deep passion for software and a profound desire to contribute to enhancing patient treatments through technological innovation. Your innate inquisitiveness, coupled with an unwavering enthusiasm for challenging assumptions, sets you apart. With excellent communication skills in both spoken and written English, you thrive in collaborative environments, where the exchange of ideas is paramount.

As a self‑starter, you relish the opportunity to excel in a fast‑paced startup environment, taking ownership of technology decisions and roadmaps. Your commitment to driving innovation aligns seamlessly with the ethos of our team, making you an invaluable asset in shaping the future of software  are driven by a genuine love for software, a desire to improve patient outcomes, and the excitement of navigating cutting‑edge challenges.

This position will be based in our Boston, Massachusetts office with a hybrid schedule (Monday, Tuesday, Thursday, Friday in office, Wednesday WFH option). Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of employment Visas (including H-1B), F-1 visas, or Optional Practical Training (OPT) status at this time.

Responsibilities:

• Engage in customer interactions, collect feedback to build/design new prototypes and shape, plan and build product features together with our designers, product managers and other stakeholders
• Build features end to end, including backend and database work, with a strong focus on the user interface and user experience
• Collaborate closely with other team members in the Boston office (including Pre‑Sales, Sales, Post‑Sales, and Marketing) to shape and build product improvements (across the whole product)
• Build accessible user interfaces with React (NextJS), Tailwind, JollyUI (shadcn) and React Aria
• Establish and maintain good…