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Senior Engineer - Mobile Development

Job in Madison, Dane County, Wisconsin, 53774, USA
Listing for: EnsoData
Full Time position
Listed on 2026-02-16
Job specializations:
  • Software Development
    Software Engineer, AI Engineer
Salary/Wage Range or Industry Benchmark: 140000 USD Yearly USD 140000.00 YEAR
Job Description & How to Apply Below

Hi, I'm Will, an Engineering Manager at Enso Data! We're excited to announce that we're looking for a new teammate - a senior-level mobile engineer who is passionate about making healthcare better and has experience building React Native Typescript apps
.

As a full-time mobile engineer
, you will be responsible for the end-to-end development, testing, deployment, and support of the Celeste mobile app. The app is already available on iOS and Android and is used by patients to record over 30k diagnostic home sleep studies per month and growing.

Our ideal candidate would be in the Madison, Wisconsin area to work hybrid and offers a salary of $140,000 annually along with bonus program, stock options and generous benefits including paid time off.

About Enso Data

Enso Data strives to make healthcare more accurate, efficient, and affordable through waveform artificial intelligence (AI) technology. Using AI and machine learning, our software analyzes billions of data points collected from sensors placed throughout the human body. Our first solution, Enso Sleep, reduces the time clinicians spend analyzing, scoring and managing sleep studies. This results in a simplified and accelerated patient testing, diagnosis, and treatment workflow.

Our AI‑powered technology has the capability of informing health decisions beyond sleep medicine, from monitoring patient health in the ICU or through wearables, to detecting and capturing seizure data, to providing earlier detection of heart disease, diabetes, stroke, and Alzheimer's.

Here is a little about what we are doing in the world of sleep medicine.

Enso Sleep - FDA‑Cleared PSG and HSAT Scoring and Study Management

EnsoHST - FDA‑Cleared, AI‑Powered Sleep Diagnosis Using Pulse Oximeters

  • Here is a link to learn a little about our Celeste app!
Requirements
  • 5+ years full time experience working with a team building React Native Typescript apps
  • 1+ years experience building native iOS/Android apps or React native modules
  • Demonstrated portfolio of released applications on the Google/Apple app store
  • Bachelor or Master of Science in Computer Sciences or related field required
  • Bluetooth experience preferred but not required
  • Experience getting apps reviewed and approved through Google Play / Apple App Store
  • Previous experience at a high growth startup, tech, healthcare, or similar company a plus
  • Strong sense of urgency, integrity and pride in one's work must be demonstrated

We will prioritize candidates in close geographic residence to Madison, WI.

Typical Duties on a Given Day
  • Executing the planned Enso Data product roadmap to add valuable new features such as adding support for connecting to additional FDA approved PPG devices
  • Investigate and correct the root cause of mobile app issues in a timely manner by working closely with product and Customer Success teams to gather information
  • Write unit and UI tests to identify malfunctions; troubleshoot and debug to optimize performance
  • Submitting changes of our app to the Google / Apple app stores
  • Follow Enso Data Quality Management System processes; ensure new and legacy applications meet quality standards
  • Follow software development, cybersecurity, and HIPAA best practices
Interview Process
  • Submit a resume online and our human resources manager along with another engineer will choose those that seem like the best candidates
  • We look forward to meeting you face‑to‑face! A few candidates will be chosen for a brief video call to discuss your experience and learn about the position in more detail. First the candidate will meet 1:1 with the HR Manager, second they will meet 1:1 with the hiring manager
  • Meet‑the‑team interview with members of the Engineering team as well as other key members of the company. This will consist of:
    Demonstrate your skills, Question and answer session, Offer!
Company Culture - Embrace the Pineapple!

Make Healthcare Better – is passionate about moving healthcare to a better place for everyone everywhere

Put Customers First – delights customers by working closely with them to support their initiatives

Be a Great Teammate – spreads the good vibes and is a joy to work with; also understands the value of helping one's teammates

Gets $#!t…

Position Requirements
10+ Years work experience
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