J&M GroupVerified Job Source

React Native Developer

Toronto, ON
On-site
Posted Oct 4, 2026
1 position

Opens an external site

Employment type: Full-time
Experience level: Senior · 5+ years
Apply by: Mar 31, 2027
Posting language: English
Working hours: 40 hours per week
Seniority: Mid-Senior level
Application method: Direct apply is available

Job summary

Design and develop polished, reusable user interface components for JavaScript-based web and mobile applications, including cross-platform integrations with native APIs. Diagnose bugs and performance bottlenecks, optimize applications to deliver a native-feeling experience, and contribute fixes to the open-source community.

Job details

Design and develop user interface components for JavaScript-based online and mobile apps using React Native Build pixel-perfect smooth UIs across mobile platforms and leverage native APIs for deep integrations across platforms. Experience working with applications using React and having knowledge of JavaScript| CSS| HTML and front-end development. Make use of additional JavaScript libraries such as Redux to make asynchronous API calls as well as improve the performance of the websites/mobile apps Excellent all-round programming skills (5+ Year) Diagnose and fix bugs and performance bottlenecks for performance that feels native. Reach out to the open-source community to encourage and help implement critical software fixesReact Native moves fast and often breaks things. Write reusable| effective| and scalable code and create interchangeable front-end modules

What you’ll do

Requirements

Requires 5+ years of programming experience and experience working with React applications. Candidates should know JavaScript, CSS, HTML, and front-end development, and be able to use libraries such as Redux for asynchronous API calls and performance improvements.