Staff Backend Engineer: AI-Powered Shopping & Recommendations

HelloFresh

Warszawa

On-site

PLN 300,000 - 540,000

Full time

14 days+
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Benefits offered by this job

Global collaboration
Impact at scale
Technical leadership
Workspace Warsaw Centre Point

Job summary

HelloFresh in Warsaw, part of HelloTech, is seeking a Staff Backend Product Engineer to join the Shopping AI & Search squad. You will shape architecture for AI-powered experiences across chatbot and app surfaces, leading technical decisions and mentoring engineers.

You’ll work with Go and AWS/Kubernetes, drive observability, and ensure scalable, low-latency systems that deliver relevant search and recommendations. Global teams rely on your leadership to raise the engineering bar.

Qualifications

  • 8+ years of backend engineering experience in distributed systems.
  • Experience integrating LLMs or AI services into production systems via APIs/SDKs.
  • Strong architectural and mentoring skills.
  • Excellent communication with senior stakeholders and distributed teams.

Responsibilities

  • Lead the technical architecture for unified AI Assistant experiences across surfaces (chatbot and app).
  • Own end-to-end technical decisions around integrating LLM-powered capabilities at scale.
  • Act as the technical bridge between Shopping AI & Search squad, neighboring squads, and stakeholders.
  • Define and drive engineering best practices for AI-powered systems, including observability, graceful degradation, and testing.
  • Provide architectural reviews, design discussions, and mentoring to raise engineering standards across the tribe.
  • Shape the technical roadmap by identifying bottlenecks early and proposing improvements.
  • Leverage AI coding tools as standard practice and guide team adoption.

Skills

Distributed systems
Microservices
Go
Java/Kotlin
Python
TypeScript/Node.js
AWS
Kubernetes
LLM integration
Observability practices
Architecture leadership
Mentoring
Communication

Tools

Kafka
RabbitMQ
AWS SQS/SNS
Kubernetes
Go
Java/Kotlin
Python
TypeScript/Node.js

Job description

HelloFresh in Warsaw, part of HelloTech, is seeking a Staff Backend Product Engineer to join the Shopping AI & Search squad. You will shape architecture for AI-powered experiences across chatbot and app surfaces, leading technical decisions and mentoring engineers.

You’ll work with Go and AWS/Kubernetes, drive observability, and ensure scalable, low-latency systems that deliver relevant search and recommendations. Global teams rely on your leadership to raise the engineering bar.

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