Software Engineer IV - React UI+ React Native developer jobs in United States
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Candescent · 12 hours ago

Software Engineer IV - React UI+ React Native developer

Candescent is the leading cloud-based digital banking solutions provider for financial institutions, transforming digital banking with intelligent solutions. They are seeking a seasoned React Native expert to lead the development of high-performance mobile applications, driving architecture decisions and mentoring engineers.

BankingFinancial ServicesSaaS
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H1B Sponsor Likelynote

Responsibilities

Design & build advanced mobile applications using React Native (iOS & Android) with clean, maintainable code
Own architecture for complex features: navigation, state management, performance tuning, offline-first capabilities, deep linking, and modular setup
Integrate with secure REST/GraphQL APIs, authentication flows (OAuth2, JWT), push notifications, and analytics
Optimize performance: memory profiling, render optimization, bundle size management, lazy loading, and reducing startup time
Implement CI/CD for mobile (fastlane/App Center/Bitrise), automated testing, and release pipelines
Collaborate with Design (Figma) for pixel-perfect UI; ensure Accessibility (A11y) and internationalization (i18n)
Work closely with Backend teams (Node/Java/Go) on contracts, error handling, observability, and resilience
Mentor engineers; enforce code quality, reviews, and best practices
Ensure security & compliance (encryption at rest/in transit, secure storage, device-level security) in line with fintech standards
Contribute to technical roadmaps, estimations, and stakeholder communication

Qualification

React NativeJavaScript/TypeScriptMobile architecturePerformance profilingCI/CDSecure APIsNative integrationsCode qualitySecurity best practicesMentoringCollaboration

Required

8+ years in software development with 5+ years in React Native building production-grade apps
Strong in JavaScript/TypeScript, ES6+, and React patterns (Hooks, Context)
Deep experience in mobile architecture: Redux/RTK/MobX/Zustand, React Navigation, RN bridge, native modules
Hands-on with native integrations: Android (Kotlin/Java), iOS (Swift/Objective-C), linking native SDKs
Performance profiling: Flipper, Hermes, Xcode Instruments, Android Profiler; solving jank, memory leaks, FPS drops
Testing: Jest, React Native Testing Library, Detox; strong CI/CD understanding
Experience integrating secure APIs, app signing, store submissions, and OTA updates (CodePush/Expo EAS)
Knowledge of security best practices (secure storage, obfuscation, certificate pinning, anti-tamper, encryption)
Experience with App Store/Play Store submission processes and handling review feedback

Company

Candescent

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Candescent is a digital banking platform that offers online banking, account openings, and digital transaction services.

H1B Sponsorship

Candescent has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (7)

Funding

Current Stage
Late Stage

Leadership Team

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Donald Chesnut
Chief Design Officer
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Gareth Gaston
Chief Product Officer
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Company data provided by crunchbase