Oowlish Technology

[BR] Senior React Native Engineer (Expo & TypeScript) at Oowlish Technology

Argentina, Brazil, Mexico Remote Full-time

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Role overview

An at-a-glance view of the facts included with this [BR] Senior React Native Engineer (Expo & TypeScript) at Oowlish Technology listing.

Company
Oowlish Technology
Location
Argentina, Brazil, Mexico
Work arrangement
Remote
Employment type
Full-time

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Role overview

This job description has been rewritten in fresh language using the facts in the listing. Source credit and original listing details are available below.

Oowlish Technology is hiring a full-time Senior React Native Engineer for a remote role available in Argentina, Brazil, and Mexico. The position focuses on building and improving a production mobile application with React Native, Expo, TypeScript, and modern React, delivering experiences for both iOS and Android. Compensation is described as competitive and based on experience; no specific amount is provided.

You’ll work hands-on with a small, fast-moving engineering team, collaborating with technical stakeholders and backend engineers to turn detailed designs into polished mobile interfaces. The work includes refining existing production code, developing new features, and improving interface quality, performance, and maintainability. There may also be occasional contributions to React-based web interfaces.

The role is suited to an engineer who can quickly get oriented in an existing codebase, work independently, and deliver incremental improvements. Oowlish lists home-office support, career development plans, international projects, an English program for technical and conversational skills, and games and competitions among its benefits.

Role at a glance: Remote, full-time senior mobile engineering role building and refining React Native applications for iOS and Android with Expo and TypeScript.

Responsibilities mentioned in the listing

  • Build, maintain, and enhance production mobile applications using React Native, Expo, and TypeScript.
  • Develop and refine mobile screens for iOS and Android, translating detailed designs into accurate, responsive interfaces.
  • Create interactive features and improve animations, transitions, navigation, and platform-specific user interactions.
  • Build reusable components with modern React patterns and hooks.
  • Connect mobile features to backend APIs and coordinate with backend engineers on API contracts.
  • Investigate and fix interface issues, performance problems, and differences between platforms.
  • Write clean, tested, maintainable, documented code; submit small, reviewable changes and participate in code reviews.

Qualifications stated in the listing

  • At least 3 years of professional experience shipping production React Native applications, including for iOS and Android.
  • Strong TypeScript skills and practical experience with modern React, including hooks and component-based architecture.
  • Experience with Expo, or strong React Native experience and the ability to work effectively in an Expo codebase.
  • Ability to implement high-fidelity designs with close attention to visual consistency, typography, spacing, animation, responsive layouts, and native-feeling interactions.
  • Experience integrating applications with REST APIs or similar backend services and maintaining existing production applications.
  • Knowledge of testing and code-quality practices; ability to write maintainable, testable code and contribute to collaborative code reviews.
  • Ability to get up to speed in an existing codebase and deliver independently in a fast-paced environment.
  • Clear communication, reliable availability during agreed working hours, and proficiency in English.
Full details from the source listing

Join Our Team

Oowlish, one of Latin America's rapidly expanding software development companies, is seeking experienced technology professionals to enhance our diverse and vibrant team.

As a valued member of Oowlish, you will collaborate with premier clients from the United States and Europe, contributing to pioneering digital solutions. Our commitment to creating a nurturing work environment is recognized by our certification as a Great Place to Work, where you will have opportunities for professional development, growth, and a chance to make a significant international impact.

We offer the convenience of remote work, allowing you to craft a work-life balance that suits your personal and professional needs. We're looking for candidates who are passionate about technology, proficient in English, and excited to engage in remote collaboration for a worldwide presence.

About the Role

We are looking for an experienced Senior React Native Engineer to help build, enhance, and refine a production mobile application using React Native, Expo, TypeScript, and modern React.

This is a highly hands-on frontend mobile engineering role focused on delivering polished, intuitive, and high-performance experiences across iOS and Android.

You'll join a small, fast-moving engineering team, collaborating directly with technical stakeholders and backend engineers to turn high-fidelity designs into production-ready mobile interfaces.

The ideal candidate has strong React Native expertise, exceptional attention to UI details, and the ability to quickly understand an existing codebase and deliver meaningful improvements from the first week.

This opportunity is particularly well-suited for engineers who enjoy ownership, rapid iteration, clean code, and building high-quality mobile experiences.

Responsibilities:

  • Develop, enhance, and maintain production mobile applications using React Native, Expo, and TypeScript.
  • Build new mobile screens and improve existing interfaces across iOS and Android.
  • Translate high-fidelity designs into pixel-accurate, responsive, and visually polished mobile experiences.
  • Develop interactive mobile features involving conversational interfaces, content presentation, and user interactions.
  • Ensure smooth animations, transitions, navigation, and native-feeling interactions.
  • Build reusable, maintainable React Native components using modern React patterns and hooks.
  • Integrate frontend features with backend APIs and collaborate with backend engineers on API contracts.
  • Troubleshoot and resolve UI issues, performance bottlenecks, and platform-specific inconsistencies.
  • Write clean, well-tested, maintainable, and documented code.
  • Deliver small, reviewable commits and participate in code reviews.
  • Occasionally contribute to React-based web interfaces.
  • Collaborate with engineering stakeholders to clarify requirements, prioritize work, and deliver improvements.
  • Contribute to continuous improvements in mobile UI quality, performance, and maintainability.

Requirements:

  • 3+ years of professional experience building and shipping production React Native applications.
  • Strong hands-on experience with React Native.
  • Strong proficiency in TypeScript and modern React development.
  • Experience working with Expo or comparable React Native development workflows.
  • Strong understanding of React hooks, component architecture, and modern React patterns.
  • Proven ability to implement high-fidelity UI designs.
  • Strong attention to mobile UI/UX details, including spacing, typography, animations, and native interactions.
  • Experience integrating mobile applications with backend APIs.
  • Experience maintaining and enhancing existing production applications.
  • Strong understanding of testing and code quality practices.

Must Have:

  • 3+ years of production React Native development experience.
  • Strong TypeScript proficiency.
  • Strong experience with modern React, including hooks and component-based architecture.
  • Practical experience with Expo, or strong React Native experience with the ability to work effectively in an Expo codebase.
  • Experience delivering production mobile applications for iOS and Android.
  • Strong ability to translate high-fidelity designs into polished mobile interfaces.
  • Excellent attention to:
  • UI consistency and visual accuracy.
  • Typography and spacing.
  • Animations and transitions.
  • Responsive mobile layouts.
  • Native-feeling user interactions.
  • Experience integrating frontend applications with REST APIs or similar backend services.
  • Experience writing clean, maintainable, and testable code.
  • Ability to quickly understand and contribute to existing codebases.
  • Experience working with code reviews and collaborative development workflows.
  • Ability to deliver independently in a fast-paced engineering environment.
  • Clear communication and reliable availability during agreed working hours.

Nice to Have:

  • Experience with React 19.
  • Advanced experience with Expo and its ecosystem.
  • Experience developing map-based or location-aware mobile interfaces.
  • Experience with Mapbox or react-native-maps.
  • Experience building conversational interfaces, chat applications, or real-time messaging experiences.
  • Experience developing streaming AI or LLM-powered interfaces.
  • Experience with PostHog or similar product analytics platforms.
  • Experience implementing feature flags and analytics instrumentation.
  • Experience with React + Vite for web applications.
  • Experience working with AI coding agents to improve development productivity and code quality.
  • Previous experience in startup environments or small engineering teams.
  • Experience contributing to fast-moving products with frequent production releases.

Compensation

Additional Information

Benefits & Perks:

Home office;

Competitive compensation based on experience;

Career plans to allow for extensive growth in the company;

International Projects;

Oowlish English Program (Technical and Conversational);

Games and Competitions;

You can also apply here:

Website: https://www.oowlish.com/work-with-us/

LinkedIn: https://www.linkedin.com/company/oowlish/jobs/

Instagram: https://www.instagram.com/oowlishtechnology/

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