AI Engineer
Blue Cross Blue Shield of Massachusetts4 days ago
Boston, MA, USASenior
Base Salary
$140k - $171k/yr
Responsibilities
- Design and develop AI assistants with Vertex AI using model selection, prompt engineering, grounding, retrieval-augmented generation, and agent orchestration.
- Build multi-step AI agents with Google Agent Development Kit, including tool use, sub-agents, callbacks, session management, and custom agent hierarchies.
- Develop applications with the Vertex AI SDK for Python and Google Gen AI SDK for model invocation, embeddings, tuning, and prediction endpoints.
- Connect agents to enterprise APIs, databases, and external services through tool and function calling.
- Implement responsible AI practices including safety filters, bias detection, guardrails, hallucination mitigation, and content moderation.
- Architect production-grade solutions using Vertex AI Agent Builder, Vertex AI Search, Cloud Run, Cloud Functions, Pub/Sub, BigQuery, and other GCP services.
- Create production evaluation and monitoring frameworks covering assistant quality, latency, cost, and user satisfaction.
- Collaborate with product managers, data engineers, and business stakeholders to translate requirements into AI-powered solutions.
- Evaluate emerging models, tools, and techniques and recommend appropriate adoption.
Requirements
- Bachelor's or master's degree in computer science, machine learning, data science, or a related field, or equivalent practical experience.
- At least 5 years of software engineering experience, including at least 2 years focused on AI/ML or LLM-based agentic development.
- Hands-on experience with Google Cloud Platform services, including BigQuery, Cloud Storage, Cloud Run, or Cloud Functions.
- Hands-on experience with Vertex AI Agent Builder, Vertex AI Search, or Dialogflow CX.
- Experience with the Vertex AI SDK and Google Gen AI SDK for model invocation, tuning, and deployment workflows.
- Strong Python proficiency and familiarity with LangChain, LlamaIndex, TensorFlow, or PyTorch.
- Experience building LLM-based agentic applications using prompt engineering, function calling, embeddings, and retrieval-augmented generation.
- Understanding of API design, microservices architecture, and cloud-native development patterns.
- Familiarity with Git, CI/CD pipelines, Terraform, or Cloud Build.
- Preferred: Google Cloud certifications such as Professional Machine Learning Engineer or Professional Cloud Architect.
- Preferred: exposure to multi-agent architectures, tool-use patterns, agentic AI frameworks, vector databases, MLOps, and regulated-industry data privacy and compliance requirements.
Benefits
- Comprehensive benefits package including paid time off, medical, dental, and vision insurance.
- 401(k) and a suite of well-being benefits for eligible employees.
- Full-time role located in Boston or Hingham.
- The role is eligible for variable pay in addition to the stated base salary range.
- The employer emphasizes professional development, work/life balance, and resources supporting employee success.
Tech Stack
Categories
About Blue Cross Blue Shield of Massachusetts
Blue Cross Blue Shield of Massachusetts is a nonprofit, tax-paying health insurer offering commercial, Medicare, and supplemental plans to individuals and employer groups across Massachusetts. It contracts with a broad provider network and pioneered the Alternative Quality Contract to tie payment to outcomes. Founded in 1937 and headquartered in Boston, it is an independent licensee of the Blue Cross Blue Shield Association and serves about 3 million members.