Senior Full Stack Software Engineering

Kensho is S&P Global’s hub for AI innovation and transformation. With expertise in machine learning, natural language processing, and data discovery, we develop and deploy novel solutions to innovate and drive progress at S&P Global and its customers worldwide. Kensho's solutions and research focus on business and financial generative AI applications, agents, data retrieval APIs, data extraction, and much more.

At Kensho, we hire talented people and give them the autonomy and support needed to build amazing technology and products. Our communication with one another is open, honest, and efficient. We dedicate time and resources to explore new ideas, but always rooted in engineering best practices. As a result, we can innovate rapidly to produce technology that is scalable, robust, and useful.

Kensho’s Applications group develops the web apps and APIs that deliver Kensho’s AI capabilities to our customers. Our teams are small, product-focused, and intent on shipping high-quality code that best leverages our efforts. Our App Experiences team focuses on breathing life into novel ML capabilities, translating them into valuable and intuitive end-user experiences. We collaborate closely with our Product and Design teams to understand user needs, looking for creative applications and delivery mechanisms of our technology. We sweat the details when it comes to UX.

As a Senior Full-Stack Software Engineer, you will build AI-centric web applications in TypeScript ranging from experimental POCs to full-fledged product offerings. You'll have significant autonomy over technical and architectural choices, and be responsible for managing short- and long-term trade-offs. The ideal candidate loves product and views technology as a means, not an end, and is excited to collaborate across all aspects of the software development lifecycle.

In addition, this role is eligible for an annual incentive bonus and equity plans. Build full-stack and SPA TypeScript applications ranging from experiments to flagship products

Self-sufficiently manage project priorities, estimates, and deliverables

At least five years of direct experience building commercial web applications in JavaScript/TypeScript

At least three years of that experience working directly on web UIs in a modern framework

web performance, design systems, framework knowledge, etc.)

TypeScript, React, Next.js, Tailwind, LangGraph, AI SDK, Drizzle

Ops: Git, GitHub, Amazon EKS, AWS, Sentry, Langfuse, Prometheus

Medical, Dental, and Vision insurance

• Dog-friendly office (CAM office)
• Bike sharing program memberships
• Opportunity to expand professional network and participate in conferences and events

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Kensho is headquartered in Cambridge, MA, with an additional office location in New York City.