Charlie Bell

- Productionized a highly scalable B2B inference API (LLM, diffusion, TTS), enabling acquisition of the company’s first API clients. - Delivered a prompt generation service that enhanced image generation and secured the company’s largest client, generating 3,000+ Digital Twins within a week. - Trained and deployed a sales-enabled LLM with RAG, directly contributing to the onboarding of a further enterprise client. - Built end-to-end pipelines for LLM data generation, training and evaluation.

- Built and maintained a scalable chat-based LLM for real-time inference. - Optimized onboarding by redesigning the data model and model training pipeline, reducing on-boarding time from one week to 15 minutes. - Led cross-team collaboration to implement image-sending capabilities, delivering one of the platform’s most requested features.

- Developed NLP models for an AI-driven coaching platform, extracting insights from session transcripts to empower Fortune 500 leadership coaches. - Designed AI tools and engagement metrics in collaboration with coaches, streamlining pre- and post-session workflows. - Automated ETL and MLOps pipelines on AWS, optimizing data ingestion, training and deployment.