[Remote] AI Software Engineer - Full Stack (Junior to Mid)

Note: The job is a remote job and is open to candidates in USA. The Human Resources Research Organization (HumRRO) is a non-profit leader in developing high-impact services and products in the arenas of employment, military, student testing, and professional credentialing and licensure. As a junior to mid-level AI Full-Stack Software Engineer, you will build AI-powered applications, integrating LLMs into psychometric workflows while collaborating with research teams to deliver high-quality code. Responsibilities Build full-stack web apps consuming LLM APIs Work effectively with team members to design and produce high quality code Implement RAG pipelines, prompt optimization, and cost-efficient inference strategies Own features end-to-end: frontend to backend to cloud deployment Collaborate with research teams to translate requirements into working systems Ensure code and development practices adhere to security requirements Troubleshoot issues and effectively communicate updates and resolution plans Skills US citizenship with ability to obtain clearance if needed BS Computer Science or equivalent experience 1+ years of experience in software development of web applications Production experience: React, TypeScript, Node.js, SQL/NoSQL, REST APIs AWS or Azure cloud fundamentals (AWS preferred) Understanding of LLM fundamentals (prompting, context windows, fine-tuning concepts, RAG) Passion for improving software quality and the user experience. Along with building testable software that is modular, maintainable, secure, and reliable Hands-on with LLM frameworks (preferably Vercel AI SDK) Experience with Terraform Experience with prompt optimization & evaluation Familiarity with vector databases Model deployment experience (inference optimization, caching strategies) Research sector or psychology domain exposure Benefits Health, dental and vision insurance Life insurance equal to 2x annual salary Retirement plan with company matching Paid professional development and training Tuition reimbursement 12 weeks of paid parental leave Generous paid time off and 10 paid holidays Company Overview HumRRO is an industry leader in developing best-practice solutions exclusively for each client. It was founded in 1951, and is headquartered in Alexandria, Virginia, USA, with a workforce of 201-500 employees. Its website is