Staff Mobile Engineer

TechChain Talent

Job Location:

New York City, NY - USA

Yearly Salary: $ 200000 - 200000

Posted on: 2 hours ago

Vacancies: 1 Vacancy

Job Summary

About the Role

As a Senior / Staff Mobile Engineer at Moonshot youll lead the next chapter of our iOS and Android trading experience. Youll own the architecture design system and engineering practices for our Flutter app similar to senior mobile engineers at high-scale fintech and consumer apps. Owns highly interactive trading experiences (live prices charts order tickets order history notifications portfolio views) with strong performance/reliability; two archetypes - Design System & UX Leader or Growth & Analytics Mobile Lead. Youll ship highly interactive performant trading experiences while building the foundations (testing analytics feature flags) that let the entire team move quickly and safely.

Key Responsibilities

Own the architecture and long-term evolution of Moonshots Flutter app across iOS and Android.
Design implement and maintain a company-wide mobile design system and component library in close collaboration with Design.
Build highly interactive trading experiences: live prices charts order tickets order history notifications and portfolio views.
Drive mobile performance and reliability: profiling optimizing frame rendering managing memory/network usage and minimizing crashes.
Implement and maintain automated testing (unit widget integration) and help define release and QA processes.
Collaborate with Product and Growth to integrate analytics A/B testing feature flags and event tracking directly into the app.
Partner with Backend/Platform engineers on API design data models error handling and resilience (retries fallbacks offline behaviour).
Lead by example through code reviews design docs and mentorship raising the bar for mobile excellence.
Participate in on-call rotations for mobile-related incidents and drive root-cause fixes.

Requirements

6-10 years mobile dev; 3 years Flutter or similar (React Native/Kotlin/Swift acceptable even <3 years Flutter with ramp-up)
Ownership of large-scale consumer apps with performance/crash rates ownership.
Strong understanding of mobile architectures (state management navigation modularization) and their tradeoffs.
Demonstrated experience building or leading design systems / UI libraries in Flutter or other frameworks.
Solid engineering fundamentals: testing CI/CD for mobile monitoring and release management.

Bonus Skills

Strong collaboration skills and experience mentoring other engineers.
Deep interest in interaction quality animations consistency and accessibility.
Owns design system component library and design-engineering collaboration.
Focused on instrumentation A/B test infra feature flags and in-app experiment guardrails.
Works very closely with Growth PM and analytics.
Built that are used at complex Flutter apps significant scale.
Experience designing component libraries / design systems.
Performance and reliability discipline: profiling crash triage defensive networking.

About the Role As a Senior / Staff Mobile Engineer at Moonshot youll lead the next chapter of our iOS and Android trading experience. Youll own the architecture design system and engineering practices for our Flutter app similar to senior mobile engineers at high-scale fintech and consumer apps. Own...

About the Role

Key Responsibilities

Own the architecture and long-term evolution of Moonshots Flutter app across iOS and Android.
Design implement and maintain a company-wide mobile design system and component library in close collaboration with Design.
Build highly interactive trading experiences: live prices charts order tickets order history notifications and portfolio views.
Drive mobile performance and reliability: profiling optimizing frame rendering managing memory/network usage and minimizing crashes.
Implement and maintain automated testing (unit widget integration) and help define release and QA processes.
Collaborate with Product and Growth to integrate analytics A/B testing feature flags and event tracking directly into the app.
Partner with Backend/Platform engineers on API design data models error handling and resilience (retries fallbacks offline behaviour).
Lead by example through code reviews design docs and mentorship raising the bar for mobile excellence.
Participate in on-call rotations for mobile-related incidents and drive root-cause fixes.

Requirements

6-10 years mobile dev; 3 years Flutter or similar (React Native/Kotlin/Swift acceptable even <3 years Flutter with ramp-up)
Ownership of large-scale consumer apps with performance/crash rates ownership.
Strong understanding of mobile architectures (state management navigation modularization) and their tradeoffs.
Demonstrated experience building or leading design systems / UI libraries in Flutter or other frameworks.
Solid engineering fundamentals: testing CI/CD for mobile monitoring and release management.

Bonus Skills

Strong collaboration skills and experience mentoring other engineers.
Deep interest in interaction quality animations consistency and accessibility.
Owns design system component library and design-engineering collaboration.
Focused on instrumentation A/B test infra feature flags and in-app experiment guardrails.
Works very closely with Growth PM and analytics.
Built that are used at complex Flutter apps significant scale.
Experience designing component libraries / design systems.
Performance and reliability discipline: profiling crash triage defensive networking.