Senior React Native Engineer (Consumer-Facing Financial App) – Remote (Brazil)

Jobgether • Brazil

Remote

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AI Summary

Lead the development of a globally used consumer financial app, shaping end-to-end mobile experiences from discovery to launch. Own features, integrate real-time data, and optimize performance while collaborating cross-functionally. Requires deep React Native expertise, product mindset, and data-driven decision-making.

Key Highlights

Build and optimize production-ready React Native apps for millions of users in a fintech context

End-to-end ownership of features: discovery, technical design, development, launch, and continuous improvement

Collaborate with product and design teams to deliver high-impact, data-driven mobile financial solutions

Key Responsibilities

Develop, maintain, and optimize production-ready mobile applications using React Native for a consumer-facing financial app

Own features from discovery to launch, including problem identification, technical solution design, implementation, release, and iteration

Collaborate with product managers and designers to translate customer needs into technical solutions and improve customer journeys

Integrate APIs and real-time data into mobile interfaces, optimizing state management, rendering, and application architecture

Drive measurable product improvements using customer feedback, behavioral insights, and experimentation

Contribute to architectural decisions, code reviews, and engineering standards for application quality, security, and reliability

Leverage AI-assisted development tools while maintaining full ownership of code quality and technical decisions

Promote cross-functional ownership and work effectively across engineering, product, and design teams

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Technical Skills Required

React Native Mobile Application Development API Integrations

Benefits & Perks

Remote work from Brazil

Meaningful product impact for millions of users

Technical ownership and influence over architectural decisions

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Nice to Have

Experience in fintech, cryptocurrency, trading, payments, or financial technology environments

Knowledge of financial products, investing, trading workflows, or digital financial services

Experience building applications with streaming or rapidly changing data

Familiarity with web development or broader frontend engineering

Native mobile development experience with Swift or Kotlin

Track record of improving mobile application performance, responsiveness, and reliability across devices

Experience working in startups or smaller technology teams with close product and design collaboration

Job Description

Join a globally distributed engineering team building innovative mobile experiences that make financial services more accessible, intuitive, and trustworthy. As a Senior React Native Engineer, you will help shape a consumer-facing application used by millions of people to manage and interact with their money. You will work at the intersection of engineering, product, and design, turning complex customer needs into seamless, high-performance mobile experiences. From product discovery to implementation, launch, and continuous improvement, you will own features end to end. You will work with APIs, real-time data, and modern mobile technologies while making thoughtful decisions about architecture, performance, and reliability. This remote opportunity offers significant autonomy, close cross-functional collaboration, and the chance to influence products at global scale.

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