AI Software Engineer - Full Stack; Junior to Mid

AI Software Engineer - Full Stack (Junior to Mid)

Join to apply for the AI Software Engineer - Full Stack (Junior to Mid) role at Human Resources Research Organization (HumRRO).

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. We work with federal and state government agencies, private sector organizations, and professional associations.

About The Organization

As a non‑profit, HumRRO is dedicated to work that contributes to science and society. Our employees enjoy a highly collaborative and supportive environment that fosters innovation, ethical practice, and outstanding customer service. Our core operational staff includes Industrial‑Organizational Psychologists, Educational Researchers, and Behavioral Science Consultants.

About The Job

Join HumRRO's engineering team to build AI‑powered applications. As a junior to mid‑level engineer, you'll work with engineering and with research scientists integrating LLMs into psychrometric based workflows—prompt engineering, batched flows, agent development, etc. This is hands‑on development: APIs, frontend, backend, cloud infrastructure, and shipping features that matter.

What You'll Do

• 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.

Basic Qualifications

• 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, Type Script, Node.js, SQL/No
  
  SQL, 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; building testable, modular, maintainable, secure, and reliable software.

Preferred Qualifications

• Hands‑on with LLM frameworks (preferably Vercel AI SDK).
• Experience with Terraform.
• Experience with prompt optimization and evaluation.
• Familiarity with vector databases.
• Model deployment experience (inference optimization, caching strategies).
• Research sector or psychology domain exposure.

HumRRO is headquartered in Old Town Alexandria, VA. The position is at a HumRRO office in one of the following cities:
Alexandria, VA;
Louisville, KY;
Monterey, CA;
San Diego, CA; or Minneapolis, MN. We offer a hybrid work policy that allows for part‑time telework.

Anticipated salary range for this role is $70,000 to $110,000. Specific salary offers are based on candidate qualifications and experience.

At HumRRO, our generous benefits and highly competitive workplace policies reflect how much we value our employees.

We Offer

• 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.

All qualified applications will receive consideration without regard to race, color, religion, sex, national origin, age, marital status, sexual orientation, veteran status, medical condition, or disability. EEO/Vet/Disabled.

Named one of "50 Great Places to Work" by Wa.