Principal Engineer • Lead

Who you are

You have a strong background in software engineering with a focus on AI and machine learning — your experience includes delivering impactful projects in complex technical environments, often navigating ambiguity with ease. You possess deep architectural thinking skills and are comfortable challenging existing assumptions to redefine what's possible in technology. Your ability to influence technical direction across teams makes you a trusted leader in your field.

You thrive in environments where you can take ownership of platform-scale projects — your past roles have involved end-to-end delivery of complex initiatives, showcasing your capability to manage large and diverse data ecosystems. You are not just a strategist but also a builder, eager to contribute to the development of innovative solutions that enhance customer experiences.

What you'll do

As a Principal Software Engineer at HubSpot, you will play a critical role in shaping the technical direction of the AI Context platform — your responsibilities will include designing and implementing robust data ingestion pipelines and synchronization systems that support AI-powered features. You will collaborate closely with cross-functional teams to ensure that the platform meets the evolving needs of customers and drives significant product-line impact.

You will lead architectural discussions and guide the development of AI/ML data infrastructure, ensuring that the systems you build are scalable and efficient. Your expertise will help establish industry standards for the context layer, positioning HubSpot as a leader in the emerging AI stack. You will also mentor junior engineers, fostering a culture of learning and innovation within the team.

What we offer

At HubSpot, we value the contributions of our engineers and provide an environment that encourages growth and collaboration. You will have the opportunity to work on cutting-edge technology that impacts how businesses interact with their customers. We offer competitive compensation and benefits, along with a flexible work environment that supports work-life balance. Join us in building the future of AI-powered customer experiences.