Consultant - Gen AI Architect (Senior RAG - Document AI Engineer)

About Us: Chryselys is a Pharma Analytics & Business consulting company that delivers data-driven insights leveraging AI-powered, cloud-native platforms to achieve high-impact transformations. We specialize in digital technologies and advanced data science techniques that provide strategic and operational insights. Who we are: People - Our team of industry veterans, advisors and senior strategists have diverse backgrounds and have worked at top tier companies. Quality - Our goal is to deliver the value of a big five consulting company without the big five cost. Technology - Our solutions are Business centric built on cloud native technologies. Experience & Skills 6–10 years of software engineering experience , including 2+ years building and operating production retrieval and Document AI systems . Proven experience building production RAG systems at scale, handling 100K+ documents and millions of chunks , with a strong understanding of retrieval quality, latency and scalability. Strong Python development skills, particularly Python 3.11+ and FastAPI , with experience building production-grade APIs and services. Hands-on experience with document parsing, OCR and Vision Language Models (VLMs) across PDF, PPTX and DOCX formats. Strong understanding of document processing pipelines, including chunking, metadata extraction, embeddings and indexing . Experience implementing hybrid retrieval using dense/vector search and BM25 , along with rank fusion and reranking strategies. Strong understanding of retrieval and RAG evaluation, including Recall@K, nDCG/MRR and groundedness , with experience using evaluation metrics to improve retrieval quality. Experience with AWS S3, ECS/EKS, Lambda, Bedrock, Textract and OpenSearch , and familiarity with cloud-native AI architectures. Proficiency with Docker, pytest, Git and CI/CD , with strong engineering practices around testing, automation and production reliability. Experience in Life Sciences, Healthcare or Pharma is preferred How to Apply: Ready to make an impact? Apply now by clicking [here] or visit our careers page at https://chryselys.com/chryselys-career/ Please include your resume and a cover letter detailing why you’re the perfect fit for this role. Equal Employment Opportunity: Chryselys is proud to be an Equal Employment Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Connect with Us: Follow us for updates and more opportunities: https://www.linkedin.com/company/chryselys/mycompany/ Discover more about our team and culture: www.chryselys.com