Backend Engineer, AI

About the Company

A1 is building a proactive smart assistant for everyday users to bring intelligence to conversations, errands, organizing, and workflows. The mission is to create an AI-native experience that handles multi-step reasoning and real-world task completion with high reliability.

Responsibilities

• Build and operate backend systems that serve AI-powered features in production
• Design inference pipelines, orchestration layers, and service boundaries around models
• Own production concerns including monitoring, logging, alerting, and incident response
• Optimize latency and throughput across inference, caching, batching, and streaming

Requirements

• Strong backend engineering fundamentals in production environments
• Experience running high-throughput, low-latency services
• Familiarity with AI inference patterns such as LLMs, embeddings, and multimodal models
• Ability to debug distributed systems under load
• Bias toward shipping and learning from production behavior