Senior Android Mobile Engineer (Kotlin)

Sorry, this job was removed at 06:21 p.m. (CST) on Thursday, Oct 23, 2025
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Chicago, IL
Hybrid
Artificial Intelligence • Big Data • Healthtech • Mobile • Wearables • Analytics
Heart care, connected
The Role

Who Are We?

Prolaio believes that continuous learning and collaboration can make a significant difference in how heart care is administered. We are creating smarter ways to address heart disease and heart risks by integrating a connected platform enabled by smart data science to help patients access the care and attention that will inform better treatments and outcomes.

We envision a future where care teams and hospitals can be more effective, the healthcare system can be more efficient, and patients have a better care experience and more fulfilling lives.

This is precision cardiology, and we know it’s within reach.

What Will You Do?

The Overview

We are seeking a talented and motivated Mobile Software Engineer to join our Engineering team. In this role, you will enhance our mobile application capabilities by developing, optimizing, and maintaining our mobile app that interfaces with medical devices to collect and upload data for further analysis. You will collaborate closely with backend engineers, data scientists, and product teams to build mobile solutions that are scalable and impactful. This role will report directly to the Lead Mobile Engineer in the Chicagoland Area.

The Specifics

  • Mobile Development: Design, develop, and maintain mobile applications using Kotlin and related technologies.
  • Algorithm Integration: Collaborate with backend teams to integrate state-of-the-art algorithms into mobile applications and deliver great user experiences.
  • Optimize Performance: Optimize mobile app performance, ensuring efficiency, reusability, and responsiveness across a wide variety of mobile devices.
  • API Integration: Work with backend teams to integrate RESTful APIs that interface with the mobile app.
  • Testing and Automation: Write unit tests and UI automation tests using tools like Espresso, UI Automator, JUnit, and Appium.
  • Collaboration: Work closely with data scientists, product teams, and engineers to align data solutions with business and product needs.
  • Problem Solving: Tackle complex technical challenges and contribute to continuous improvement initiatives.

Why Prolaio?

  • Impactful Work: You will join in the fight against heart failure (HF) and hypertrophic cardiomyopathy (HCM) with the goal of extending and saving the lives of our patients while also being at the forefront of changing the healthcare industry through technology.
  • Innovative Environment: You will be part of an organization doing something that’s never been done before.
  • Professional Growth: You will join a growing team and have a substantial impact on our daily and future operations with the opportunity to continuously learn and grow.
  • Collaborative Team: You will be part of a team of collaborative, curious, and committed individuals focused on the collective good, inclusiveness, scientific excellence, and advancing digital health for cardiology.

Who You Are?

Experience and Education

  • Bachelor’s degree in Computer Science, Engineering, or a related technical field.
  • 3-5 years of experience as a Mobile Software Engineer, Android Engineer, or similar role.

Technical Skills and Practice

  • Mobile Development: Strong experience with Kotlin for Android development.
  • Mobile Architecture: Knowledge of mobile architecture patterns such as MVP, MVVM, or MVC.
  • Testing and Automation: Experience with unit testing and UI automation using tools like Espresso, UI Automator, JUnit, or Appium.
  • API Integration: Experience with integrating RESTful APIs into mobile applications.
  • Programming Skills: Proficiency in mobile frameworks and libraries such as Jetpack Compose, Firebase, and ktor.
  • Communication Skills: Strong problem-solving, communication, and collaboration abilities.
  • Work Location: Ability to come into the office and also work effectively in a distributed environment.
  • Language Proficiency: Fluent in English.

Additional Qualifications (Nice to Haves)

  • Kotlin Multiplatform: Experience working on Kotlin Multiplatform projects for both Android and iOS.
  • BLE Devices: Experience with Bluetooth Low Energy (BLE) devices.
  • CI/CD Automation: Experience with mobile CI/CD processes.
  • Healthcare Experience: Previous experience in the healthcare industry

Company Benefits

  • Competitive Compensation: Competitive salary plus performance bonus and equity.
  • Health Benefits: Medical, dental, and vision benefits with generous company contribution.
  • Life Insurance: Company-provided life insurance.
  • Retirement Plan: 401(k) plan.
  • Paid Time Off: 13 paid company holidays, 15 vacation days and 5 sick days.
  • Parental Leave: Paid parental leave.
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The Company
HQ: Chicago, IL
62 Employees
Year Founded: 2022

What We Do

Prolaio is a clinical intelligence company dedicated to unlocking continuous, predictive and shareable heart data to liberate patients from hospital-based reactive care and accelerate every new therapy. The company was created by cardiologists, cardiovascular practitioners, and data scientists specifically to address the world’s number one cause of death — cardiovascular disease. By combining scientific rigor with cutting‑edge technology, Prolaio aims to transform real‑world heart data into faster discovery today and precision care for functional cures tomorrow.

Why Work With Us

Kardigan and Prolaio were both founded to challenge the status quo in cardiology. If we have any shot at radically reducing the time and cost to develop meaningful new medicines and provide better healthcare access and outcomes for patients, we need to fundamentally embrace real-world data and AI-based tools in a way that is fully integrated across

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Prolaio Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Typical time on-site: Not Specified
HQChicago, IL

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