Java AI Platform Engineer (Java + GenAI + AWS) @ Chicago, IL -- Independent Candidates w2 contract

Job Title: Java AI Platform Engineer (Java + GenAI + AWS) – Onsite Chicago, IL
Location: Chicago, IL (100% Onsite – Willis Tower)
Duration: 6 Months Contract
Employment Type: W2 Contract 

We are seeking a Senior Java AI Platform Engineer with a strong Java backend development background and hands-on experience implementing AI/Generative AI solutions in enterprise applications. This is a highly technical, hands-on development role where the majority of your time will be spent designing, coding, debugging, and deploying production-grade software.

The ideal candidate has extensive experience building Java microservices and integrating LLMs, RAG pipelines, vector databases, and AI-powered workflows into enterprise platforms.

Required Skills

• 8+ years of Java Backend Development
• Java 8/11/17
• Spring Boot
• REST APIs
• Microservices
• AWS Cloud (EC2, S3, Lambda, API Gateway, ECS/EKS, DynamoDB, CloudWatch)
• AI/Generative AI implementation
• LLM Integration (OpenAI, Claude, Gemini, Llama)
• Prompt Engineering
• Retrieval-Augmented Generation (RAG)
• Embeddings
• Semantic Search
• Vector Databases (Pinecone, FAISS, ChromaDB, Weaviate, Milvus)
• JSON Schema / Function Calling
• AI Agents
• Docker
• Kubernetes
• CI/CD
• Apache Camel
• Kafka or Event-Driven Architecture
• Git
• Agile/Scrum

Preferred Skills

• Twilio or Notification Platforms
• AI Observability / LLMOps / MLOps
• Enterprise Messaging Platforms
• AWS Certification
• Airline or Travel Domain Experience

Responsibilities

• Design and develop Java Spring Boot microservices
• Build AI-enabled enterprise applications
• Integrate Large Language Models (LLMs)
• Implement RAG pipelines and vector search
• Develop scalable cloud-native applications on AWS
• Build event-driven integrations using Apache Camel and messaging platforms
• Deploy applications using Docker, Kubernetes, and CI/CD pipelines
• Troubleshoot production issues and optimize performance
• Collaborate with architects, product owners, and engineering teams

Required Experience

• 8+ years of Java Development
• 3+ years of AI/GenAI implementation
• 4+ years of AWS Cloud
• Experience with enterprise-scale production applications
• Strong hands-on coding skills

Regards,

Shawn Davis,

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