Machine Learning Hardware Engineer Job at iFlow Inc. in Normal

4 days ago Be among the first 25 applicants We are seeking a Staff LLM–RAG Engineer (Contract) to lead the development and optimization of enterprise-grade retrieval-augmented generation systems. You will architect scalable AI solutions, integrate large language models with advanced retrieval pipelines, and ensure production readiness. This role combines deep technical expertise with the ability to guide teams and deliver results on aggressive timelines. Most Important Skills/Responsibilities Lead RAG Architecture Design – Define and implement best practices for retrieval-augmented generation systems, ensuring reliability, scalability, and low-latency performance. Full-Stack AI Development – Build and optimize multi-stage pipelines using LLM orchestration frameworks (LangChain, LangGraph, LlamaIndex, or custom). Programming & Integration – Develop services and APIs in Python and Golang to support AI workflows, document ingestion, and retrieval processes. Search & Retrieval Optimization – Implement hybrid search, vector embeddings, and semantic ranking strategies to improve contextual accuracy. Prompt Engineering – Design and iterate on few-shot, chain-of-thought, and tool-augmented prompts for domain-specific applications. Bachelors degree required Strong proficiency in Python and Golang or RUST, with experience building high-performance services and APIs. Key Responsibilities Lead RAG Architecture Design – Define and implement best practices for retrieval-augmented generation systems, ensuring reliability, scalability, and low-latency performance. Full-Stack AI Development – Build and optimize multi-stage pipelines using LLM orchestration frameworks (LangChain, LangGraph, LlamaIndex, or custom). Programming & Integration – Develop services and APIs in Python and Golang to support AI workflows, document ingestion, and retrieval processes. Search & Retrieval Optimization – Implement hybrid search, vector embeddings, and semantic ranking strategies to improve contextual accuracy. Prompt Engineering – Design and iterate on few-shot, chain-of-thought, and tool-augmented prompts for domain-specific applications. Mentorship & Collaboration – Partner with cross-functional teams and guide engineers on RAG and LLM best practices. Performance Monitoring – Establish KPIs and evaluation metrics for RAG pipeline quality and model performance. Qualifications Must Have: 8+ years in software engineering or applied AI/ML, with at least 2+ years focused on LLMs and retrieval systems. Strong proficiency in Python and Golang or RUST, with experience building high-performance services and APIs. Expertise in RAG frameworks (LangChain, LangGraph, LlamaIndex) and embedding models. Hands-on experience with vector databases (Databricks Vector Store, Pinecone, Weaviate, Milvus, Chroma). Strong understanding of hybrid search (semantic + keyword) and embedding optimization. Bachelors degree required Preferred LLM fine-tuning experience (LoRA, PEFT). Knowledge graph integration with LLMs. Familiarity with cloud ML deployment (AWS (preferred), Databricks, Azure). Masters or PHD degree in CS Soft Skills Strong problem-solving and decision-making skills under tight timelines. Excellent communication for cross-functional collaboration. Ability to work independently while aligning with strategic goals. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at iFlow Inc. by 2x Get notified about new Machine Learning Engineer jobs in Normal, IL . Bloomington, IL $85,500.00-$95,800.00 2 days ago Bloomington, IL $100,000.00-$110,000.00 2 weeks ago Bloomington, IL $85,500.00-$148,000.00 1 week ago Staff Software Engineer, Factory Software (Backend) Normal, IL $156,200.00-$232,500.00 1 week ago Sr. Software Engineer, AI (Large-Language-Models) Normal, IL $136,000.00-$170,000.00 3 days ago Normal, IL $123,400.00-$183,600.00 1 week ago Software Development Consultant – Guidewire Bloomington, IL $94,000.00-$129,250.00 4 days ago Manufacturing Execution System Application support Engineer Staff Battery Test and Validation Engineer Bloomington, IL $120,000.00-$160,000.00 6 days ago Normal, IL $100,000.00-$125,000.00 1 week ago Manufacturing Engineer - Welding Specialist Goodfield, IL $84,375.00-$140,625.00 1 week ago Bloomington, IL $100,000.00-$125,000.00 1 week ago Sr. Software Engineer, AI (Large-Language-Models) Normal, IL $136,000.00-$170,000.00 9 hours ago Normal, IL $80,000.00-$100,000.00 4 days ago Normal, IL $150,000.00-$160,000.00 6 hours ago Senior Configurator (with Sapiens Policy Pro experience) Bloomington, IL $130,000.00-$140,000.00 3 weeks ago Bloomington, IL $150,000.00-$160,000.00 7 hours ago We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr