Junior Mobile App Engineer

Hello Heart

Hello Heart

Tel Aviv-Yafo, Israel
Posted on Oct 21, 2025

About Hello Heart:

Hello Heart is on a mission to change the way people care for their hearts. The company provides the first app and connected heart monitor to help people track and manage their heart health. With Hello Heart, users take steps to control their risk of heart attacks and stroke – the leading cause of death in the United States. Peer-reviewed studies have shown that high-risk users of Hello Heart have seen meaningful drops in blood pressure, cholesterol and even weight. Recognized as the digital leader in preventive heart health, Hello Heart is trusted by more than 130 leading Fortune 500 and government employers, national health plans, and labor organizations. Founded in 2013, Hello Heart has raised more than $138 million from top venture firms and is a best-in-class solution on the American Heart Association’s Innovators’ Network and CVS Health Point Solutions Management platform. Visit www.helloheart.com for more information.

About the role:

We are looking for a motivated and curious Junior Mobile App Engineer who is passionate about mobile development, user experience, and code quality. You will work closely with experienced engineers, product managers, and designers to deliver a high-quality mobile experience that impacts lives every day.

The position includes working on the mobile app frontend, focusing on React Native development, accessibility improvements, security enhancements, and continuous redesign and upgrades in a fast-paced, collaborative environment.

Our Technologies stack: React Native, Redux, React JS, JavaScript/TypeScript, NodeJS, AWS, Docker, MongoDB, Postgres, and more.

Responsibilities:

  • Develop and maintain our mobile app, used daily around the world and helping people improve their health.
  • Take ownership of features from design to deployment, focusing on frontend development.
  • Work on accessibility, performance, and security improvements across the mobile application.
  • Collaborate with Product, Design, and Data teams to improve the user experience.
  • Learn from senior engineers and continuously grow your technical skills

Qualifications:

  • 1+ year of professional experience in web or mobile app development.
  • BSc in Computer Science or equivalent practical experience – a must.
  • Experience with React Native and JavaScript/TypeScript.- a must
  • Understanding of frontend principles and mobile app UI/UX best practice
  • Knowledge of cloud-based deployment (AWS, Docker, Serverless) – an advantage.
  • Team player, eager to learn, and passionate about building products that make a difference.

Hello Heart has a positive, diverse, and supportive culture - we look for people who are collaborative, creative, and courageous. Oh, and if you want to see some recent evidence of the fun things we do at Hello Heart, check out our Instagram page.