Core Engineer

About the Company

Rox is building the AI-native revenue operating system. Instead of static workflows, Rox runs continuous decision loops powered by real-time context from across the enterprise, allowing agents to analyze signals, reason, and take action automatically. We are backed by Sequoia, GV, and General Catalyst.

Responsibilities

• Build infrastructure for reliable autonomous agent execution
• Design systems for deterministic, auditable agent behavior at enterprise SLAs
• Develop low-latency retrieval and context systems powering AI workflows
• Build and scale graph-based infrastructure and semantic retrieval systems
• Improve observability, debugging, and reliability across distributed agent systems
• Work on real-time data ingestion and streaming architectures
• Collaborate closely with platform, AI, and product engineering teams
• Help shape the long-term architecture behind Rox’s agent runtime

Requirements

• Strong background in distributed systems or platform engineering
• Experience building and operating high-scale backend infrastructure
• Strong systems fundamentals across networking, concurrency, storage, and reliability
• Experience with streaming systems, distributed databases, or real-time infrastructure
• Ability to independently design and ship complex technical systems
• Strong product and engineering judgment

Preferred Qualifications

• Experience with Apache Flink
• Experience with distributed query engines or real-time OLAP systems
• Experience with graph retrieval systems or semantic search infrastructure
• Experience with streaming compute systems or large-scale platform engineering
• Experience with AI infrastructure and orchestration systems