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Senior React Native Product Engineer

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Senior React Native Product Engineer in Others new

  • HelloFresh
  • Full time
  • Email
  • Warsaw, Poland

Responsibilities

  • Architect, build, and optimize high-traffic React Native applications for iOS and Android.
  • Develop customer experiences across menu discovery, basket building, subscriptions, payments, delivery tracking, and platform telemetry.
  • Run data-driven experiments and A/B tests in partnership with Product and Analytics.
  • Build robust automated tests, modular component architectures, and resilient release processes.
  • Diagnose native mobile issues involving module bridges, background syncing, memory management, and offline telemetry.
  • Instrument, monitor, and operate production systems to improve crash-free sessions, latency, retention, and conversion.
  • Drive technical standards through RFCs, architecture reviews, workshops, pair programming, and mentorship.
  • Own customer problems end to end and contribute beyond the primary specialization when needed.

Requirements

  • Demonstrated hands-on use of AI development tools such as Claude Code, Cursor, or GitHub Copilot, including context management and evaluation of generated code.
  • Proven production experience with React Native, TypeScript, and modern state management.
  • Experience building and scaling consumer-facing mobile applications, including dependency, performance, and platform-specific UX trade-offs.
  • Strong commitment to unit, integration, and end-to-end automated testing and mobile CI/CD deployment pipelines.
  • Ability to articulate technical decisions and business trade-offs using user evidence and metrics.
  • Collaborative experience working with engineering, product management, design, and data teams.
  • Working familiarity with iOS technologies such as Swift or Objective-C, Android technologies such as Kotlin, federated GraphQL, web frontend technology, or experimentation platforms such as Statsig and Optimizely is a plus.
  • Strong product sense, ownership, execution focus, and willingness to work across disciplines.

Benefits

  • Global collaboration with experienced engineers and product partners across HelloTech’s international teams.
  • Opportunity to build and operate systems supporting more than 6 million customers at global scale.
  • Technical, product, and design leadership opportunities in an autonomous, product-led environment.
  • End-to-end ownership from problem definition through production delivery and long-term scalability.
  • Access to the HelloFresh Warsaw Centre Point workspace, including showers, breakout zones, outdoor space, cycle parking, coffee, soft drinks, and fruit.

HelloFresh

HelloFresh is on a mission to change the way people eat, forever! From our 2011 founding in Europe’s vibrant tech hub Berlin, we’re evolving from the world’s leading meal kit company to the world's leading food solutions group. We delivered 243.3 million meals and reached 7.5 million active custo...

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