About the job
Join HockeyStack, where we are revolutionizing B2B sales and marketing through advanced AI systems.
We seamlessly integrate with a multitude of tools across the go-to-market stack, merging first and third-party data to create the industry's most comprehensive event-level data foundation. Our capabilities include:
Analyzing every deal won and lost to uncover revenue-driving patterns, enabling real-time guidance for sales representatives.
Identifying key factors influencing the sales pipeline, providing immediate insights without the need for extensive manual analysis.
Learning from every outcome and interaction, continuously improving our system's performance and accuracy.
Unlike others, our structured reasoning layer ensures deterministic and self-improving agent execution. As a Y Combinator alum with a $26M Series A led by Bessemer Venture Partners, we are experiencing rapid growth with an 8-figure ARR and over 60 TB of GTM data processed. We are looking for dynamic individuals ready to succeed. This position can be based in our San Francisco HQ or be fully remote.
Your Mission
As the Backend Tech Lead for the Data API team, you will design and scale our core API infrastructure, which is critical for Marketing, Sales, and Customer Success operations. You will oversee the engineering of services that manage over 60 TB of GTM data, ensuring the delivery of low-latency, high-availability APIs that provide valuable buyer insights to our internal applications and customer-facing dashboards.
This is an exceptional opportunity for an engineer eager to take ownership of large-scale data and API infrastructure while fostering engineering excellence and rapid deployment in a fast-paced environment.
What You’ll Do
Lead the design and development of APIs to share GTM data with both internal and external users.
Oversee the architecture for large-scale data access patterns, focusing on performance, cost-effectiveness, and reliability.
Work closely with AI, data, and frontend teams to ensure smooth integrations and clear API contracts.
Address complex challenges including versioning, rate-limiting, authentication, query complexity, and cache invalidation in a rapidly evolving product landscape.

