Senior Mobile Engineer/Lead - React Native (High-Performance Trading App) at PulseRise Technologies

Lisbon, California, Portugal -

Full Time

Start Date

Immediate

Expiry Date

06 Jun, 26

Salary

0.0

Posted On

08 Mar, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

React Native, TypeScript, Reanimated, Gesture Handler, WebSockets, Performance Optimization, API Architecture, Mobile Platform Ownership, iOS, Android, Skia, Flipper, Xcode Instruments, Android Studio, Swift, Kotlin

Industry

Information Services

Description

We are looking for a Senior Mobile Engineer to lead the evolution of a high-performance React Native trading application within a fast-scaling DeFi environment. This role sits at the intersection of engineering, product, and design, focused on delivering premium, real-time mobile experiences that feel indistinguishable from fully native apps. You will own the technical direction of the mobile platform, ensuring fluid animations, seamless gestures, and resilient real-time data handling. The position requires deep expertise in performance optimization and advanced React Native tooling. You will collaborate closely with backend engineers to architect bandwidth-efficient APIs and real-time data layers. This is a high-impact opportunity for an engineer passionate about crafting refined, high-speed consumer trading experiences. Details Location: Remote in Europe or North America Work Model: Fully Remote Employment Type: Full-time Seniority Level: Senior Industry: DeFi / Trading Infrastructure Start Date: ASAP Key Responsibilities Define and drive the technical roadmap for the mobile platform Build high-performance React Native interfaces for trading, analytics, and social features Implement advanced animations and gesture systems using Reanimated and Gesture Handler Architect resilient real-time data layers using TypeScript and WebSockets Optimize performance to consistently maintain 60 FPS across dynamic views Bridge native modules to unlock advanced iOS and Android capabilities Partner with backend teams to design efficient APIs and data flows Identify and resolve UI jank, visual inconsistencies, and performance bottlenecks Own features end-to-end from prototype through production release Requirements 5+ years of experience shipping production React Native applications Strong TypeScript expertise Deep experience with React Native Reanimated and React Native Gesture Handler Experience with low-level rendering tools such as Shopify React Native Skia Proven performance optimization experience (real-time views, animated lists) Strong understanding of iOS and Android layout, motion, and interaction patterns Experience profiling and debugging performance using Flipper, Xcode Instruments, or Android Studio Product ownership mindset with full lifecycle feature delivery Nice to Have Native mobile development experience (Swift/SwiftUI or Kotlin) Background building highly interactive consumer apps (trading, gaming, creative tools) Open-source contributions within the React Native ecosystem Experience working in DeFi or financial trading environments Interview Process Founder / CEO Interview Technical Assignment Final Interview

Responsibilities

The Senior Mobile Engineer will define and drive the technical roadmap for the mobile platform, focusing on building high-performance React Native interfaces for trading and analytics features. Responsibilities include implementing advanced animations, architecting resilient real-time data layers, and optimizing performance to maintain 60 FPS.