Senior Frontend Product Engineer, Conversions (all genders)

HelloFresh is a global company with its HelloTech organisation consisting of over 1000 people creating digital products that power food experiences including meal kits, ready-to-eat meals, pet food, and premium meat & seafood. They operate a subscription-based, direct-to-consumer model supported by technology for customer apps, personalization, pricing, forecasting, supply chain optimization, and food waste reduction. The Conversions Tech team focuses on driving growth by delivering MarTech capabilities, conversion optimization, and data-driven strategies for multiple meal brands within HelloFresh Group.

• Hands-on experience with AI tooling (Claude Code, Cursor, Copilot) and practical knowledge of setting boundaries on AI-generated work.
• Deep proficiency in React, TypeScript, modern rendering patterns (SSR), and software engineering.
• Experience architecting solutions with edge runtimes such as Vercel Edge Functions or Cloudflare Workers.
• Expertise in Generative AI and using AI tools to improve code quality and development speed.
• Practical use of A/B testing and feature-flagging frameworks like Statsig or Optimizely.
• Familiarity with frontend monitoring and observability platforms.
• Strong collaboration and communication skills for cross-functional team work.
• Ownership mindset with a focus on shipping and finishing features.
• Product sense and ability to back decisions with data and user evidence.
• Strong frontend engineering skills and ability to prototype and iterate on customer experiences.

• Drive architecture and delivery of personalized conversion pages and funnels using React, TypeScript, and Next.js, including SSR middleware and edge caching strategies.
• Embed GenAI workflows into development, debugging, and code-quality processes.
• Ensure funnel performance and application stability, optimizing Core Web Vitals and latency.
• Architect and maintain MarTech integration, lead-capture tools, and GTM event pipelines feeding analytics and CRM systems.
• Implement automated testing with Jest and Cypress, and use observability tools such as OpenTelemetry, Honeycomb, Grafana, or Sentry.
• Collaborate with product, machine learning, and design experts to create personalized user experiences and manage technical trade-offs.
• Operate what you build by monitoring and improving systems in production.
• Work beyond specialization when needed to solve problems.