Backend Engineer, AI

About the Company

A1 is on a mission to build a proactive smart assistant for everyday users, bringing intelligence to conversations, errands, organizing, and workflows with minimal prompting. We focus on high reliability for long-running workflows, persistent context, and real-world task completion.

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

Preferred Qualifications

• Proficiency with Python, NodeJs, and PyTorch
• Experience with OpenAI, Anthropic, or open-source LLMs
• Knowledge of SQL, NoSQL, Kubernetes, and Docker