Senior Mobile App Developer
At Raydar · United States
Salary: US$150,000–250,000 a year
- Engineering
- Full-time
- Senior
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Where you can work from
Open to the United States
“United States”
From the location.
“Remote (US)”
From the job description.
Working hours
US hours
“Willingness to work within US Eastern or Central time zones.”
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- Posted
- 15 October 2026
- First seen by us
- 16 October 2026
- Last checked
- 24 hours ago
Job description
From Raydar’s job post, as they wrote it.
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.
Read the full description
- 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
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