Software Engineer, Backend (Platform)
Hex is looking for a Senior or Staff-level software engineer to join its Backend Platform team, which builds and maintains Hex's core compute platform, the engine for all code execution, SQL querying, and data processing across the application. The platform powers everything from the notebook interface and published applications to the complex data capabilities required by Hex's AI agents. The team's mission is twofold: to make the compute platform exceptionally easy to use, develop on, and monitor, while ensuring it is blazingly fast and performant. This role is fully remote within the US Eastern timezone, with the option to work from the NYC office.
Responsibilities
- ▹Use DuckDB to enable seamless data interoperability between Python and SQL code written by users or AI agents
- ▹Build intelligent caching systems to speed up customer data queries
- ▹Implement a graph-based dependency framework for optimizing multi-step execution plans
- ▹Instrument complex, multi-language systems to identify performance bottlenecks
- ▹Build visualizations into the product to help users understand the performance characteristics of their code
Requirements
- ▹6+ years of engineering experience working on complex, data-driven systems or applications
- ▹Expert-level understanding of Python, SQL, Jupyter kernels, and/or data warehousing systems
- ▹Deeply informed on industry trends around data processing, databases, and performant data architectures
- ▹Love of diving into highly complex codebases and a passion for designing elegant abstractions that improve correctness and developer productivity
- ▹An inexhaustible desire to understand where every millisecond of time could be going
- ▹An instinct for strategic thinking, aligning with business and product goals while balancing velocity and engineering excellence
- ▹Experience working in a remote-first team and strong communication skills in this context
Soft skills
What we offer
- ▹Competitive total rewards package with market-benched salary and equity
- ▹Comprehensive health benefits
- ▹Flexible paid time off
- ▹Salary range for this role: $215,000 - $270,000
- ▹Fully remote within the US Eastern timezone, with the option to work from the NYC office
About the company
Hex builds a web-based notebook and app authoring platform. The frontend uses TypeScript and React with Apollo GraphQL and Redux, the backend uses TypeScript to power an Express/Apollo GraphQL server interacting with Postgres, Redis, and Kubernetes, and deployment relies on Terraform, Helm, and AWS.