Senior Backend Engineer, Shopping Agents

This is a fully remote position, open to applicants in Poland.

📋 Description

• Take ownership of architecture, coding, deployments, monitoring, and on-call responsibilities for systems that operate continuously.

• Develop and manage checkout agents utilizing advanced computer-use models to facilitate large-scale live checkouts.

• Ensure that failures of checkout agents are infrequent and that recovery is automated amidst evolving retailer systems.

• Expand product ingestion capabilities from hundreds of sources to thousands.

• Create infrastructure that generates, verifies, and monitors product ingestion processes.

• Design search and ranking systems that leverage embedding-based retrieval, LLM query comprehension, reranking, and caching technologies.

• Collaborate closely with the CTO.

⛳️ Requirements

• Over 5 years of experience in building backend and infrastructure systems.

• Proficiency in Python programming.

• Proven experience in owning production systems end-to-end, encompassing deployments, databases, observability, and on-call duties.

• Capability to resolve underlying systemic issues rather than merely addressing isolated occurrences.

• Experience working with adversarial systems.

• Strong emphasis on accuracy for systems that handle customer payment transactions.

• Ability to navigate a dynamic roadmap without predefined specifications.

• Nice to have: experience in developing AI-driven products or LLM-based agents in a production environment.

• Nice to have: familiarity with traditional machine learning and deep learning methodologies.

• Nice to have: background in e-commerce, payment systems, or fraud and risk management infrastructure.

🏝️ Benefits

• Flexible remote work arrangement.

• Full-time position.