Software Engineer, Fullstack
Fullstack engineer building observability tools, AI context systems, and workflows for governing AI agents in data exploration platforms. Requires 3+ years experience with React, TypeScript, Python, and strong full-stack skills.
About the job
What you will do
- Build observability tools that provide data teams with critical control and visibility, surfacing agent performance, usage metrics, and conversational audit trails for AI-driven insights.
- Design and implement AI context systems, managing structures for diverse inputs such as free-form rules, certified SQL queries, and deterministic semantic models.
- Create robust, full-stack workflows that allow data teams to effectively govern, debug, and curate the Hex agent’s knowledge, ensuring the reliability and trustworthiness of AI-generated answers across the entire organization.
- Tackle challenging back-end problems related to SQL compilation, semantic model development, and serializing database context to ensure deterministic and accurate AI outputs.
- Solve complex front-end UX challenges to present a large volume of technical information in an actionable, clear, and intuitive user interface.
About you
- 3+ years of experience as a full-stack software engineer, comfortable navigating the entire application stack and building full-stack applications with React, Typescript, and/or Python.
- You have a strong understanding of front-end and back-end development principles, with an appreciation for both elegant user experiences and robust, scalable service architecture.
- You have empathy for data teams and understand the challenges involved in answering complex data questions and working with modern data warehouses.
- You are excited by the opportunity to work at the forefront of AI development, tackling novel problems in agentic reliability, governance, and model curation.
- You are pragmatic and action-oriented, focused on delivering high-quality solutions that directly contribute to business-critical features.
Our stack
Our product is a web-based notebook and app authoring platform. Our frontend is built with Typescript and React, using a combination of Apollo GraphQL and Redux for managing application state and data. On the backend, we also use Typescript to power an Express/Apollo GraphQL server that interacts with Postgres, Redis, and Kubernetes to manage our database and Python kernels. Our backend is tightly integrated with our infrastructure and CI/CD, where we use Terraform, Helm, and AWS to deploy and maintain our stack.
Compensation
The salary range for this role is: $158,000 - $265,500
Skills
React, TypeScript, Python, Apollo Graphql, Redux, Express, Postgres, Redis, Kubernetes, Terraform, Helm, AWS, SQL
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