Software Engineer III - Applied AI

Software Engineer III - Applied AI

Location: Seattle, WA (On-site, Remote options available)

Software

Description: Blue Origin is seeking a skilled Software Engineer III - Applied AI to join their enterprise search and AI team. This role focuses on developing and delivering agentic, workflow-driven search and discovery platforms, powering enterprise knowledge graphs and AI-assisted retrieval systems. You will drive technical decisions, mentor junior engineers, lead cross-functional delivery, and focus on retrieval quality, LLM evaluation, frontend engineering, and system observability.

Key Responsibilities

• Lead full-stack development of search, RAG, and agentic AI applications using Python, TypeScript/React, and Java.
• Own retrieval pipeline quality, including design and maintenance of evaluation harnesses.
• Build and maintain LLM evaluation frameworks.
• Architect and deliver production-grade React frontends.
• Establish observability standards for AI systems.
• Design and operate AWS-based infrastructure using Infrastructure as Code.
• Collaborate with engineers to integrate embedding models, vector databases, and reranking systems.
• Mentor junior engineers.
• Partner with stakeholders to translate requirements into technical solutions.
• Contribute to engineering standards and knowledge bases.

• Bachelor's degree in Computer Science, Software Engineering, or related field.
• 5+ years of software engineering experience with ownership of production systems.
• Fluent with LLMs as a development tool.
• Hands-on experience building and maintaining LLM/RAG pipelines and evaluation frameworks.
• Strong frontend engineering skills (React, TypeScript, state management, accessibility, performance).
• Solid backend development in Python and/or Java (REST and GraphQL API design).
• Experience with observability tooling.
• AWS cloud experience (ECS/EKS, Lambda, S3, OpenSearch, CloudWatch, IAM).
• Familiarity with Infrastructure as Code (Terraform, CDK, or CloudFormation).
• Strong CI/CD practices.
• Excellent communication and cross-functional collaboration skills.

• Experience with enterprise search platforms.
• Knowledge graph or graph database experience.
• AWS certification.
• Experience with agentic AI frameworks.
• Background in AI system reliability engineering.
• Familiarity with data visualization or 3D rendering.
• Experience in aerospace, defense, or manufacturing industries.

Machine Learning & Artificial Intelligence

Benefits: Medical, dental, vision, life insurance, paid parental leave, disability, 401(k) with company match, Education Support Program, Stock Options, Paid Time Off, and company-paid holidays.

Citizenship Requirement: U.S. citizen or national, U.S. permanent resident, or lawfully admitted into the U.S. as a refugee or granted asylum.

Equal Employment Opportunity: Blue Origin is an Equal Opportunity/Affirmative Action Employer.