Senior Mobile App Developer
- Salary
- $150,000 - $250,000 per year
- Level
- Senior
- Work type
- Remote · US only
Not stated in the posting: visa.
Open. First seen 23 October 2026.
About the role
About the company
Our client is a technology company.
The role
Raydar is recruiting for this role on behalf of our client. Take technical ownership of a cross-platform mobile product, splitting time between writing code and setting direction for its design and quality. Collaborate with product, design and backend colleagues to keep the app evolving and shipping on a steady cadence.
What you'll do
- Take over an existing mobile app and keep its development moving smoothly.
- Own the structure, scalability, speed, stability and long-term upkeep of the app across both major mobile platforms.
- Partner with product, design, backend and full-stack colleagues to turn demanding features into intuitive mobile experiences.
- Shape service interfaces, third-party connections and live data streaming within the app.
- Build substantial new features in React Native and TypeScript, many from a blank slate.
- Define and maintain coding standards, conventions and good practice for the codebase.
- Guide features from technical planning through development, testing, public release, monitoring and refinement.
- Troubleshoot difficult live issues and tune the app for responsiveness.
- Coach teammates through peer review, design conversations and paired work.
Requirements
What we're looking for
- At least 8 years in software engineering, with a strong focus on mobile development.
- A history of delivering production apps for both iOS and Android.
- Solid commercial background with React Native, TypeScript and JavaScript.
- Recent experience building mobile products in the crypto or blockchain space.
- Comfort writing plenty of code while also making key technical calls in a small, fully remote team.
- Willingness to work within US Eastern or Central time zones.
Bonus points
- Background building financial or trading products with live market information, order handling and charts.
- Experience leading mobile architecture and technical direction.
- Experience releasing and maintaining apps through the major mobile app marketplaces.
- A path into crypto from traditional finance or fintech.
Benefits
Compensation and benefits
- Base salary: USD 150,000 to 250,000 per year
- Equity
- Performance bonus
- Health insurance and benefits
Location and work model
- Remote (US)
- Full-time
What this role asks for
Particular to this role
Blockchain · JavaScript · React · React Native
Rare in Raydar's other 299 open postings.
Standard for mobile roles
Android · iOS
Common in mobile postings at any company.
Compared with Raydar's other open jobs.
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