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Senior React Native Engineer en Muttdata

Muttdata · Remote, Argentina · Remote

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Description

🚀 Join Our Data Products and Machine Learning Development Remote Startup! 🚀

At MuttData, we are a dynamic startup committed to crafting innovative systems powered by cutting-edge Big Data and Machine Learning technologies.

We’re currently looking for a Senior React Native Engineer with strong production experience building and maintaining high-quality mobile applications for both iOS and Android.

This role is ideal for someone who has worked in teams of 5+ engineers, taken ownership of architectural decisions, and feels comfortable acting as a senior contributor or tech lead. You will play a key role in shaping mobile architecture, improving performance, and ensuring scalable, maintainable codebases in high-impact environments such as fintech, healthtech, e-commerce, or other high-scale consumer products.

If you’re excited about combining strong mobile engineering practices with data-driven products — and consider yourself a data nerd like us — we’d love to connect. 🐶🚀

🚀 What We Do

  • Leveraging our expertise, we build modern Machine Learning systems for demand planning and budget forecasting.
  • Developing scalable data infrastructures, we enhance high-level decision-making, tailored to each client.
  • Offering comprehensive Data Engineering and custom AI solutions, we optimize cloud-based systems.
  • Using Generative AI, we help e-commerce platforms and retailers create higher-quality ads, faster.
  • Building deep learning models, we enhance visual recognition and automation for various industries, improving product categorization, quality control, and information retrieval.
  • Developing recommendation models, we personalize user experiences in e-commerce, streaming, and digital platforms, driving engagement and conversions.

    • 🌟 Our Partnerships

  • Amazon Web Services
  • Astronomer
  • Databricks

    • 🌟 Our Values

  • 📊 We are Data Nerds
  • 🤗 We are Open Team Players
  • 🚀 We Take Ownership
  • 🌟 We Have a Positive Mindset

  • 🔍 Curious about what we’re up to? Check out our case studies and dive into our blog post to learn more about our culture and the exciting projects we’re working on! 🚀

    • Responsibilities 🤓

  • Lead the design and implementation of scalable React Native applications (iOS + Android).
  • Contribute to architectural decisions, including adoption of the React Native New Architecture (JSI, Fabric, TurboModules).
  • Build and maintain native module integrations (Swift, Kotlin, Objective-C)
  • Implement robust state management and server-state strategies.
  • Ensure high performance and optimized rendering across devices.
  • Own release processes for App Store and Google Play.
  • Implement and maintain CI/CD pipelines and OTA updates.
  • Drive testing strategy (unit, integration, e2e).
  • Conduct structured and actionable code reviews.
  • Communicate technical trade-offs clearly to cross-functional stakeholders.
  • Lead or contribute to major refactors and architectural migrations.

    • Required Skills 💻

  • React Native & Mobile:

  • Strong experience with React Native, including the New Architecture (JSI, Fabric, TurboModules).
  • Native module integration using Swift, Kotlin, or Objective-C.
  • Experience with Expo (managed and bare workflow).
  • React Navigation v6+.
  • Advanced animations using Reanimated 3, Skia, or Lottie.

  • State & Data:

  • State management with Redux Toolkit, Zustand, or Jotai.
  • Server-state handling using React Query or SWR.
  • Implementation of offline-first patterns (MMKV, WatermelonDB, SQLite).
  • Experience integrating REST and GraphQL APIs (Apollo or URQL).

  • Quality & Tooling:

  • Testing experience with Jest, React Native Testing Library, and Detox.
  • Performance profiling using Flipper, Xcode Instruments, or Android Profiler.
  • CI/CD pipelines using EAS Build, Fastlane, GitHub Actions, or Bitrise.
  • OTA updates via EAS Update or CodePush.
  • App Store and Google Play release management.Error monitoring tools such as Sentry or Datadog

  • Architecture:

  • Experience working with modular monorepo patterns (Nx or Turborepo)Feature-based architecture, code splitting strategies, and design systems.       

  • Communication:

  • Excellent English proficiency (written and spoken) – mandatory

    • 🎁 Perks

  • 🌍 Remote-first culture – work from anywhere!
  • 🚀 In-Company English Lessons.
  • 💪 Wellhub or sports club stipend to stay active
  • 🚀 AWS, DBT, Google Cloud, Azure & Databricks certifications fully covered
  • 🍕 Food credits via Pedidos Ya – because great work deserves great food.
  • 🎂 Birthday off + an extra vacation week (Mutt Week! 🏖️)
  • 🤝 Referral bonuses – help us grow the team & get rewarded!
  • ✈️🏝️ Annual Mutters' Trip – an unforgettable getaway with the team!
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