Staff Software Engineer, Fullstack (ACF)

About this role

## About Skylight

Skylight is a digital consultancy using design and technology to help government agencies deliver better public services. We’re at the forefront of a civic movement to reinvent how all levels of government serve families, patients, and many others in today’s digital world.

If you want to play a part in driving this critical movement forward, we’d love for you to join our growing team of public interest technologists.

The work we do matters.

## About the job

At Skylight, software engineers design, implement, and maintain software systems to improve government services for the public. This software is built to meet the needs of young adults transitioning out of the foster care system.

Skylight is partnering with the Administration for Children and Families (ACF) to build Fostering the Future, a platform that helps young adults aging out of foster care find the resources they need, when they need them. Co-designed with former foster youth and launching in fall 2026, the platform uses traditional resource database behavior with AI to help young adults in foster care ask the questions they don’t know to ask and access the resources they don’t know exist. You’ll work on both the user experience and the resource set that makes it valuable.

You’ll engineer the platform end-to-end: a chat-like experience that pairs LLM features with a curated knowledge base of resources for foster youth. Day to day, that means designing RAG systems, agent interactions, tuning prompts, refining embeddings, and ensuring any LLM integration is accurate, safe, and genuinely useful. Our stack is Python (LangChain and FastAPI), Postgres with pgvector, Next.js, and embedding and chat models including Amazon Titan and Claude — but we care more about your experience optimizing LLM interactions with knowledge bases than about any specific tool.

### What to know going in

You’ll join a small cross-functional team of researchers, designers, product managers, and eng...