Argentina only🚀 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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