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Harrishkumar Loganathan
Mid AI/Machine Learning Engineer specializing in FinTech and Generative AI
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About
AI/ML engineer with hands-on ownership of enterprise LLM deployments at Freshworks, including a large-scale RAG chatbot serving 15,000+ users across six departments. Stands out for combining deep production engineering skills—AWS microservices, Kubernetes, observability, retrieval quality, and faithfulness evaluation—with strong cross-functional stakeholder leadership and prior large-scale fraud data pipeline experience at Socure.
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Key Strengths
- Owned end-to-end enterprise AI deployment from discovery through post-launch stabilization
- Built production RAG system over 2M+ unstructured documents
- Scaled AI platform to 15,000+ users with sub-1.8s latency for 1,000+ concurrent users
- Improved knowledge retrieval efficiency by 75%
- Achieved 0.91 faithfulness score in production
- Reduced API operating costs by 45%
- Led cross-functional alignment across six departments
- Strong stakeholder management and conflict resolution using business-impact prioritization
- Methodical production incident debugging across ingestion, indexing, retrieval, and generation layers
- Designed reliable data pipelines with validation, transformation, and observability
- Experience building fraud detection feature pipelines at large scale
- Delivered critical-incident-free launch on schedule
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