Software Engineer – AI Agents & Intelligent Systems

  •  Reference Number: 398407
  •  Posted: 05/20/2026
  •  Job Type: Contract

Role Overview
We are seeking a highly skilled Software Engineer with deep expertise in AI-enabled application development, agentic systems, and modern cloud engineering to join our growing engineering organization in the Bay Area.
This role is focused on building enterprise-grade intelligent systems powered by Large Language Models (LLMs), advanced Retrieval-Augmented Generation (RAG), and autonomous AI agents. The ideal candidate combines strong software engineering fundamentals with hands-on experience designing scalable AI architectures, deterministic agent workflows, and evaluation frameworks for production environments.
You will work across engineering, product, platform, and AI research teams to design next-generation AI-enabled enterprise solutions at scale.



Key Responsibilities

AI Agent Engineering & Architecture
  • Design and build enterprise-grade AI agents and agentic workflows using modern LLM frameworks
  • Develop deterministic and controllable agent architectures for production reliability
  • Implement agent skills, orchestration logic, memory strategies, and tool integrations
  • Engineer prompt architectures and prompt optimization strategies for complex enterprise use cases
  • Build scalable multi-agent systems with strong observability and governance controls

LLM & Retrieval Engineering
  • Develop advanced RAG (Retrieval-Augmented Generation) pipelines
  • Optimize context management, token usage, and progressive disclosure strategies
  • Build semantic retrieval and contextual ranking solutions
  • Design knowledge ingestion and vectorization workflows
  • Improve response quality, latency, and grounding accuracy for enterprise AI systems

Software Engineering & APIs
  • Develop scalable backend services using Python
  • Build and integrate RESTful APIs and distributed service connections
  • Work extensively with JSON-based data models and API contracts
  • Contribute to open-source initiatives and maintain strong GitHub engineering practices
  • Implement secure, scalable, and observable microservices architectures

Testing, Validation & Reliability
  • Build automated evaluation frameworks for LLM and agent performance
  • Design testing and validation methodologies for AI agents
  • Implement regression testing, benchmarking, hallucination detection, and output quality scoring
  • Improve reliability, determinism, and operational safety of AI systems
  • Establish CI/CD quality gates for AI-enabled applications

Cloud & Platform Engineering
  • Deploy and operate AI workloads on Google Cloud Platform (GCP)
  • Work with enterprise cloud engineering and platform teams to operationalize AI solutions
  • Optimize scalability, reliability, and cost efficiency across cloud-native systems
  • Support platform integration initiatives including GECX and enterprise AI ecosystems

Required Qualifications
  • Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
  • 5+ years of software engineering experience
  • Strong programming expertise in Python
  • Experience building scalable APIs and distributed systems
  • Strong understanding of JSON, API integrations, and backend architectures
  • Hands-on experience with LLMs and generative AI application development
  • Experience designing and building AI agents or agentic systems
  • Experience with prompt engineering and context optimization techniques
  • Experience building advanced RAG pipelines
  • Familiarity with automated AI evaluation and testing frameworks
  • Experience deploying solutions on GCP
  • Strong GitHub and open-source development practices

Preferred Qualifications
  • Experience with multi-agent orchestration frameworks
  • Experience with vector databases and semantic search
  • Familiarity with LangChain, LangGraph, LlamaIndex, CrewAI, AutoGen, or similar frameworks
  • Experience implementing deterministic workflows and guardrails for AI systems
  • Exposure to enterprise compliance, governance, and responsible AI practices
  • Experience with observability, telemetry, and AI system monitoring
  • Experience operating large-scale enterprise AI platforms

Desired Technical Skills
Core Engineering
  • Python
  • APIs & Service Integration
  • JSON
  • GitHub & Open Source Development
  • Distributed Systems
AI & Agent Architecture
  • Agentic Coding & Agent Building
  • Prompt Engineering
  • Deterministic Agent Design
  • Agent Skills & Tooling
  • Multi-Agent Systems
LLM & Data Strategy
  • Large Language Models (LLMs)
  • Advanced RAG
  • Context Optimization
  • Progressive Disclosure
  • Knowledge Retrieval Architectures
Testing & Evaluation
  • Automated Evaluation Frameworks
  • Agent Testing & Validation
  • AI Reliability Engineering
  • Benchmarking & Regression Testing
Cloud & Platforms
  • Google Cloud Platform (GCP)
  • Enterprise AI Platforms
  • GECX
  • CI/CD & Cloud-Native Engineering
  •  

    San Francisco, CA

    CONSULTANT TESTIMONIAL

    An Experis consultant

    "Communication, instructions, expectations and follow-through were exceptional, throughout the hiring, interviewing and onboarding process. Thank you, Experis!"