Job Description

Job Description

Job Description

Company Overview

Unicity is dedicated to developing innovative, science-based products and programs that promote metabolic health and improve the quality of life for people everywhere. For over 30 years, Unicity has been dedicated to developing high-quality products that contain the vital nutrients your body needs. With the proper process, cutting-edge technology, and a mission to Make Life Better, Unicity is paving the way for a better tomorrow.

Unicity was founded with a bold mission to make healthy living a reality in an on-the-go world. Unicity’s business model is person to person sales which has given a personal touch to our sales and growth. Unicity currently has offices in Utah, Nevada, Wyoming, plus many more globally! This job will be located in Provo, UT.

We’re looking for a Senior React Native Engineer to drive our mobile development efforts. You’ll be responsible for building scalable, high-performance applications while working closely with product, design, and backend. If you have experience with Node & NestJS on the backend, that’s a big plus!

• Own and develop new features for our React Native app, ensuring a smooth and delightful user experience.

• Optimize performance and scalability to support a growing user base.

• Work closely with designers and product managers to turn ideas into reality.

• Maintain high engineering standards, including writing clean, maintainable code and automated tests.

• Collaborate with the backend team (NestJS) to integrate APIs and improve overall system efficiency.

• Participate in code reviews, architectural discussions, and mentoring junior developers.

• Help shape our mobile tech strategy as we scale.

• 4+ years of experience with React Native and deep knowledge of the mobile development lifecycle.

• Strong proficiency in TypeScript and modern JavaScript (ES6+).

• Experience working with React Navigation, Redux, and Expo.

• Familiarity with native modules (Swift/Kotlin) and bridging when necessary.

• Comfortable working with REST APIs.

• Knowledge of mobile performance optimizations and debugging tools.

• Bonus: Experience with NestJS, PostgreSQL, AWS, or Firebase.

• Startup mindset: you thrive in a fast-paced environment, love shipping quickly, and take ownership of your work.

• Fast-moving, high-impact work—your code will be in users' hands quickly.

• Ownership & growth—we believe in empowering our engineers to solve real problems.

• Competitive salary—we reward great work.

If you’re excited about building at speed and solving challenging mobile problems, we’d love to hear from you!

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