Senior GenAI Platform Architect – AWS Bedrock, RAG

Fractal Analytics Inc.; Cambridge (MA); On-site; USD 120,000 - 150,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

Life insurance

Disability plans

401(k) Plan

Paid holidays

Parental leave

Flexible PTO

Job summary

Fractal Analytics Inc. in Cambridge, MA, seeks a Senior GenAI Engineer to design, build, and maintain scalable, secure GenAI platforms on AWS.

You will architect Agentic AI solutions, RAG pipelines, and Bedrock integrations while driving governance, observability, and reliable CI/CD practices. The role requires deep expertise in LLMs, prompt engineering, and cloud-native architectures, with 8–10 years of software experience and 3+ years in GenAI-driven projects.

Qualifications

• 8–10 years of software engineering experience with 3+ years in GenAI/AI solution development.
• Hands-on experience building production-grade Generative AI solutions.
• Expertise in Agentic AI, multi-agent architectures, tool calling, and orchestration.
• Deep knowledge of RAG, embeddings, vector DBs, and semantic search.
• Proficiency in AWS Bedrock, model orchestration, and prompt engineering.

Responsibilities

• Design, build, and maintain scalable GenAI platforms on AWS.
• Architect Agentic AI solutions and multi-agent workflows.
• Develop RAG pipelines with embeddings, vector stores, and semantic search.
• Utilize Amazon Bedrock for LLM inference and orchestration.
• Contribute reusable AI platform components, APIs, and accelerators.
• Ensure AI governance, security, and compliance; build observability dashboards.
• Develop cloud-native microservices with Python and CI/CD pipelines.
• Collaborate across teams and mentor junior engineers.

Skills

GenAI solutions

Agentic AI

RAG architectures

LLM orchestration

Python backend

AWS cloud

Terraform

CI/CD

AI governance

Observability

Tools

Amazon Bedrock

LangChain

LangGraph

LlamaIndex

OpenSearch

Vector databases

Docker

Kubernetes

CI/CD pipelines

Terraform

Job description

Fractal Analytics Inc. in Cambridge, MA, seeks a Senior GenAI Engineer to design, build, and maintain scalable, secure GenAI platforms on AWS.

You will architect Agentic AI solutions, RAG pipelines, and Bedrock integrations while driving governance, observability, and reliable CI/CD practices. The role requires deep expertise in LLMs, prompt engineering, and cloud-native architectures, with 8–10 years of software experience and 3+ years in GenAI-driven projects.