Geoff Counihan
Senior MLE with 8 years shipping production ML. Recent focus: LLM pipelines (Claude, Bedrock, DSPy), synthetic data generation, and NLP infrastructure at scale. Technical lead who codes.
- Role
- Senior Machine Learning Engineer at Mimecast
- Location
- Boston, MA, US
- LinkedIn followers
- 500 followers
About Geoff Counihan
Still get a kick out of building new ideas, deploying them, and seeing how they hold up in the real world. ML engineer at Mimecast — currently focused on automated retraining pipelines, LLM-powered detection explainers (DSPy + Bedrock), and multilingual NER systems processing millions of emails weekly. On the side: algorithmic trading with AI-in-the-loop and generative art via pen plotter.
Experience
Senior Machine Learning Engineer
Nov 2023 — Present · Lexington, MA, US
ML engineer at Mimecast building and expanding ML-powered features into products. I work across the stack — NER extraction models, LLM-based labeling pipelines (Claude), automated retraining (DVC/MLFlow/SageMaker), and a GenAI explanation service using DSPy. Models run in 7 languages and process millions of emails weekly. Also gave an internal talk on Cursor/GenAI dev patterns to engineering dept and guide junior colleagues on ML design.
Education
Northeastern University
BE, Electrical Engineering, Minor Biomedical Engineering
2006 — 2011
Skills
- Data Analysis
- Medical Devices
- R&D
- Testing
- Technical Support
- Analysis
- Windows
- Integration
- Software Documentation
- Microsoft Sql Server
- Matlab
- Visual Basic
- Healthcare Information Technology
- Labview
- Troubleshooting
- Visio
- Microsoft Office
- Medical Imaging
- Six Sigma
- Databases
- Biomedical Engineering
- Hl7
- Ehr
- Emr
- Quality Assurance
- Healthcare
- Hospitals
- Engineering
- Management
- Data
- Machine Learning
- Python
- Lin
- Git
- Data Scie
- C+
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