IT-Software Engineer Job at Xcelo Group, Chicago, IL

  • Xcelo Group
  • Chicago, IL

Job Description

Job Title: Senior Software Engineer / Technical Lead – Generative AI & Agentic Systems

Location: Chicago, IL
Work Model: Hybrid
Work Auth: All Visas accepted (No H1 and No Fake Profiles)
Duration: 12 Months
Openings: 3
Shift: 9:00 AM – 5:00 PM

Job Summary

We are seeking an experienced Senior Software Engineer / Technical Lead with strong expertise in Java, AWS, microservices, APIs, Generative AI, LLMs, RAG, and Agentic AI systems .

This role will focus on architecting and developing scalable AI-powered applications, multi-agent workflows, distributed backend systems, and cloud-native solutions. The ideal candidate will provide hands-on technical leadership, establish engineering standards, mentor developers, and work across multiple teams to deliver secure, reliable, and production-ready AI solutions.

Required Experience

  • 8+ years of professional software engineering experience
  • 2+ years in a technical leadership / architecture role
  • Bachelor's degree in Computer Science, Electrical Engineering, or a related technical field
  • Strong experience designing and delivering large-scale distributed systems
  • Proven experience leading architectural designs and cross-team technical initiatives

Required Technical Skills

  • Strong Java backend development experience
  • Microservices architecture
  • REST APIs and enterprise API design
  • AWS cloud services
  • Docker and Kubernetes
  • Cloud-native application architecture
  • Generative AI / LLM-powered applications
  • Retrieval-Augmented Generation ( RAG )
  • AI Agents / Agentic AI
  • Prompt engineering
  • Vector databases
  • Software architecture and system design
  • Application and cloud security
  • CI/CD and modern engineering practices

Generative AI / Agentic AI Experience

  • Design and develop multi-agent workflows and stateful AI systems
  • Hands-on experience with frameworks such as:
    • LangChain
    • LangGraph
    • AutoGen
    • CrewAI
  • Integrate foundation models such as:
    • OpenAI GPT
    • Anthropic Claude
    • Google Gemini
  • Design secure API-based LLM integrations
  • Manage token usage, API costs, rate limits, and model access
  • Develop production-level AI agents and Agentic AI workflows
  • Establish AI output evaluation for:
    • Factual accuracy
    • Hallucination detection
    • Safety and compliance
  • Experience with Model Context Protocol (MCP) and external tool/data integrations

RAG & Data Architecture

  • Design and implement Retrieval-Augmented Generation (RAG) solutions
  • Integrate relational databases with vector databases
  • Experience with vector technologies such as:
    • Pinecone
    • Milvus
    • Chroma
    • pgvector
  • Design AI-native data models for semantic search and retrieval
  • Strong understanding of data security and access controls for AI applications

Technical Leadership Responsibilities

  • Lead architecture and design for enterprise-scale software and AI solutions
  • Establish engineering standards and architectural governance
  • Mentor software engineers and technical leads
  • Conduct architecture reviews, technical discussions, and RFC reviews
  • Influence engineering decisions across multiple development teams
  • Identify and address technical debt, scalability, reliability, and performance concerns
  • Drive secure coding, continuous integration, and cloud-native deployment practices
  • Support modernization of existing systems, APIs, services, and data models

AI-Assisted Development

Strong hands-on experience with modern AI development tools such as:

  • Cursor
  • Claude Code
  • Windsurf
  • GitHub Copilot or similar AI coding assistants

The candidate will help integrate AI-assisted development into the SDLC while establishing governance around:

  • Sensitive data handling
  • Security guardrails
  • Licensing and compliance
  • Responsible AI usage
  • Developer productivity

Additional Responsibilities

  • Participate actively in Agile/Scrum ceremonies including:
    • Daily Standups
    • Sprint Planning
    • Grooming
    • Retrospectives
    • Demos
  • Perform PR reviews and technical design reviews
  • Collaborate with Product Owners, Architects, Engineering Managers, and Technical Leads
  • Drive automation to improve engineering productivity and software quality
  • Promote self-service engineering and platform enablement
  • Troubleshoot complex application and infrastructure issues
  • Champion continuous improvement across engineering teams

Job Tags

Work visa, Shift work

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