Mobile Staff Product Engineer, Platform/Infrastructure (all genders)

The role

You will provide technical leadership for the evolution of the mobile platform. You will shape core architecture, tooling, and developer experience to transition a multi-brand application from a native brownfield React Native setup to a Greenfield architecture.

What you will do

• Shape the architectural direction and execute React Native migration
• Design and evolve the scalability and developer experience of the React Native monorepo
• Maintain and scale the monorepo to host shared npm packages
• Maintain and optimize CI/CD pipelines in Bitrise and help migrate to Expo
• Build robust tracing and dashboards in Honeycomb
• Establish and scale end-to-end testing frameworks using Maestro
• Partner with Engineering Managers and Product stakeholders to provide architectural guidance
• Improve application health and reliability through observability tooling and performance reporting
• Facilitate architectural decision-making using design proposals, RFCs, and ADRs
• Own mobile customer quality metrics including retention, crash-free sessions, and conversion

Required qualifications

• Hands-on experience working with AI tooling such as Claude Code, Cursor, or Copilot
• Deep, production-tested expertise in React Native
• Strong knowledge of both iOS and Android
• Understanding of React Native internal mechanics, performance profiling, and native code bridging
• Knowledge of platform-specific features, constraints, and app store release processes
• Hands-on experience using AI coding agents in production or near-production work
• Proven track record of managing and optimizing workflows, linting, caching, and build times for 50+ developers
• Experience managing complex build configurations, white-label scaling, and monorepo architectures
• Ability to operate with a high degree of autonomy
• Experience across the app release cycle, test automation, on-device performance and platform UX conventions
• Ability to influence technical direction across multiple engineering teams
• Product sense with the ability to back opinions with data and user evidence

Benefits

• Global collaboration at scale with international teams
• Technology with real-world impact supporting 6+ millions of customers
• Technical, Product, and Design leadership opportunities
• End-to-end development and delivery ownership
• Access to workspace at Warsaw Centre Point
• Modern facilities including showers, breakout zones, outdoor space, cycle parking, and refreshments

About the company

HelloTech is HelloFresh’s global technology backbone with more than 1000 people. It creates the platforms that bring tailored food solutions to millions of customers every month.