Software Engineer, Full Stack

Spark is building an advanced AI research tool that helps energy developers build solar farms and battery plants. As a Software Engineer, Full Stack, you'll join a small and ambitious team that has led Engineering and Product at Tesla, WeaveGrid, Brex, and Google.

You'll work on designing and building core APIs, AI infrastructure, and data pipelines that scrape millions of data points weekly. The role involves owning features end-to-end, from ideation with founders to deployment and customer feedback. You'll architect cutting-edge AI systems including agentic web browsing, RAG, and data extraction.

The company is backed by top investors including AI Grant (Nat Friedman and Daniel Gross), founders of Brex, Plaid, and Helioscope. Their customers include industry leaders like Colliers Engineering & Design, Standard Solar, and Cypress Creek Renewables, with energy pipelines that will produce 60GW - enough to power tens of millions of households.

The position requires 3+ years of experience and a passion for both coding and business impact. The ideal candidate can work independently, handle fuzzy goals, and communicate effectively. The tech stack includes TypeScript, NextJS, NodeJS, and Postgres.

This is an in-person role in San Francisco, requiring 5 days in office. The role offers an opportunity to shape engineering culture and learn about starting a vertical AI company in the energy space. The focus is on speed and pragmatic solutions rather than perfect code, with an emphasis on understanding how technical decisions impact business strategy.