flex
Senior Software Engineer, Mobile & Web
At a Glance
- Location
- New York, New York, United States; Remote (U.S.); San Francisco, California, United States
- Work Regime
- remote
- Posted
- 2026-02-25T13:52:48-05:00
Key Requirements
Required Skills
Domain Knowledge
- Automation
- Medical
Benefits & Perks
company equity Unlimited PTO
Requirements
Strong computer science fundamentals
A strong focus on building high quality mobile and web UIs to specifications
Experience with various architectures and tools within the React Native and React ecosystems (Hooks, Components, Context, Redux).
Experience leading and delivering products at a large scale without performance bottlenecks (hundreds of thousands to millions of users)
Write maintainable code that uses industry best practices to improve the entire software development life cycle (unit testing, linting, automation).
Ability to write well-documented and testable TypeScript code
Responsibilities
Flex is looking for a Senior Software Engineer that will be responsible for the development of our core user experience across our mobile and web platforms.
In this role you will be working closely as part of a team to launch new features across our web and mobile platforms. You’ll be developing, designing, testing, and scaling new product offerings that solve complex problems in a simple way for all of our users.
In this role, you can expect to be working closely with other cross functional partners across our organization on a daily basis. Our team works in an agile manner, and some of the partners you can expect to work with in this role include designers,product managers, and quality engineers. We expect you to be able to be hands-on and execute on work as both an individual, while also building products that allow for flexibility as we are evolving our product offerings.
A minimum of 4 years experience in React.js or React Native is required for this position.