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Mobile Software Engineer – React Native

Há 3 horas


Brasília, Brasil eNor Securities Tempo inteiro

eNor Securities

is a fintech focused on

financial infrastructure, digital assets, and regulated products , operating at the intersection of traditional finance and the crypto ecosystem.
We work in a

highly complex technical and regulatory environment , building products that require

robustness, security, scalability, and clear architecture .
Our engineering team works closely with product and business, making

technical decisions with real impact

on operations and company growth.
About the role We are looking for a

Mobile Software Engineer

with a strong focus on

React Native

to strategically contribute to the evolution of our mobile applications.
Beyond building screens, we seek someone with

strong engineering fundamentals ,

mobile architectural thinking , and the ability to collaborate closely with backend, product, and design.
You will help build

scalable, stable, and high-quality mobile applications , designed to support

critical financial products

and long-term evolution.

Expected profile

Mid to Senior

level
5+ years of experience

in mobile or frontend development
Strong understanding of

mobile architecture and state management
Comfortable discussing

technical trade-offs

and proposing solutions
Hands-on , collaborative, quality-oriented mindset
Technical English required

for reading, writing, and professional communication

Required skills

Solid experience with

React Native
Strong proficiency in

JavaScript and TypeScript
Experience with

modern mobile architectures

and component-based design
Familiarity with

REST and/or GraphQL APIs
Ability to write

testable, performant, and maintainable

mobile code
Understanding of the

mobile lifecycle (Android and iOS)

Nice to have

State management (Redux, Zustand, MobX, or similar)
Modern React / React Native patterns (Hooks, Context, performance optimizations)
Mobile testing (Jest, React Native Testing Library, Detox, or similar)
App publishing and maintenance on

App Store

and

Google Play
Native API integrations (native modules, bridges)
Mobile CI/CD
Familiarity with

Expo

(and clarity on when to use or not)

Responsibilities

Contribute to the

architectural evolution

of mobile applications
Implement features aligned with

product and design
Propose improvements in

performance, stability, and user experience
Ensure

scalable, testable, and sustainable

mobile code
Work closely with

backend, product, and design teams
Support continuous improvement of

mobile practices and standards

Differentials

Experience in

fintech, crypto, or financial products
Background in

large-scale or complex mobile applications
Knowledge of

mobile performance, UX, and security best practices
Senior engineer mindset with a

systemic and product-oriented view

If you enjoy real technical challenges and want to build impactful financial infrastructure, come join eNor Securities.