Senior AI Systems Architect: Production GenAI & Orchestration

robotsandpencils; United States; Remote; USD 180,000 - 250,000; Full time

Job summary

robotsandpencils is seeking a senior AI systems architect to lead the design and delivery of production GenAI and machine-learning platforms. You will own model workflows from concept through integration, deployment, and ongoing reliability, guiding technical decisions on a cross-functional team and shaping engineering practices for secure, scalable AI products.

You will design agent workflows, build retrieval-augmented generation pipelines, develop prompts and observability, and maintain

Qualifications

• Six years of professional software engineering experience, including production GenAI or LLM systems.
• Experience with agentic workflows, RAG, prompt design, and evaluating and monitoring LLM applications.
• Strong Python and Node.js skills, including building REST APIs.
• Hands-on AWS AI and application services (Bedrock, Lambda, DynamoDB, S3, SQS, EventBridge, Step Functions).
• Knowledge of production reliability patterns and cloud-native deployment.
• Ability to own ambiguous integration work and explain technical tradeoffs.

Responsibilities

• Design agent workflows, including tool calling and single- or multi-agent orchestration.
• Build retrieval-augmented generation pipelines with chunking, embeddings, vector search, reranking, and refresh handling.
• Develop prompts, integrations, evaluation methods, and observability for production AI systems.
• Build and maintain services and APIs using Python, Node.js, and cloud infrastructure; support event-driven and serverless workflows.
• Design data models for conversation state and agent memory, and add resilience through retries, circuit breakers, and fallback models.
• Lead architecture discussions, mentor engineers, and own features through release, debugging, and production hardening.

Skills

GenAI / LLM experience

Agentic workflows design

REST API development

Python

Node.js

AWS services

Tools

AWS Bedrock

Lambda

DynamoDB

S3

SQS

EventBridge

Step Functions

Job description

robotsandpencils is seeking a senior AI systems architect to lead the design and delivery of production GenAI and machine-learning platforms. You will own model workflows from concept through integration, deployment, and ongoing reliability, guiding technical decisions on a cross-functional team and shaping engineering practices for secure, scalable AI products.

You will design agent workflows, build retrieval-augmented generation pipelines, develop prompts and observability, and maintain