Senior Software Engineer, Core

About SprigSprig is building the AI-native successor to legacy survey tools, like Qualtrics, Medallia, and SurveyMonkey. We believe the future of experience research won’t be powered by slow, siloed platforms. It will be fast, intelligent, and deeply integrated into how modern teams build great products.Our mission is to make deep customer understanding effortless and always on. With Sprig, product teams no longer guess. They know. We are creating a future where AI uncovers insights, accelerates workflows, and enables teams to deliver exceptional customer experiences in real-time.Companies like Notion, Figma, Coinbase, and TripAdvisor already use Sprig to stay closer to their customers than ever before. We’re scaling quickly toward $100M ARR, launching new AI-powered capabilities, and expanding our impact across the world’s most innovative companies.If you're energized by bold ideas, rapid growth, and the opportunity to redefine an entire category, we'd love to meet you.About the RoleSprig is on a path to build a world-class product experience platform that empowers the best businesses to truly understand how their users experience their products at scale. The Core team owns the end-to-end experience for building studies and deploying them across our customers’ applications via an installable client-side SDK.Our full-stack engineers are responsible for architecting and building features across a JavaScript SDK client, the APIs that average thousands of requests per second, and the intuitive UI for building studies for our customers. You will coordinate web application releases and SDK versions across multiple platforms while prioritizing the developer experience for the thousands of devs who use them.Your work will impact millions of users worldwide.This role is based in San Francisco, with three days working in the office.Your ImpactYou'll be working as part of our highly experienced engineering team and jump in at the beginning to develop a world-class productOwn the development and deployment of our publicly available SDKs used by millions of usersDevelop and optimize backend code where performance, scalability, and maintainability are keyDesign and build our React dashboard and endpoints to ensure high quality and quick page loadsContribute to product roadmap discussions as we grow and evolve the productStay informed with industry best practices and provide guidance, inspiration, and mentorship in engineering excellence for cross-functional colleaguesYour StrengthsMinimum 5+ years of experienceExtensive experience deploying React production apps that are customer-facing and critical to the businessProven track record of writing high-quality software that has been deployed to production, following software development best practicesExperience in diagnosing and fixing performance bottlenecks with instrumentationPassion for learning, building, and moving fast. We highly value your ability and appetite for learningHas been a technical mentor for teams in the past, where they have helped other team members be successful, and has the desire to continue doing soExcellent written and verbal communication skills to document and explain the technical work that has been doneExperience with some of the technologies we use is desirable. Sprig's infrastructure runs on AWS and is built with React, Node.js, ClickHouse, and Postgres