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Benjamin – AWS, Python, LLM, experts in Lemon.io

Benjamin

From United States (UTC-4)flag

AI Engineer|Middle
Machine Learning Engineer|Senior
MLOps Engineer|Senior
Back-end Web Developer|Middle

Benjamin – AWS, Python, LLM

Senior MLOps Engineer with 8 years of experience delivering production-ready ML and AI solutions for startups and enterprises. Skilled in Python backend development, API design, and scalable deployments on Kubernetes, Azure, and AWS. Experienced in model lifecycle management, experiment tracking (Comet, W&B, MLflow, DVC), reproducibility, and monitoring. Hands-on with applied GenAI and AI agents, using RAG, metadata filtering, and vector DBs to address business-critical needs.

7 years of commercial experience in
AI
Environmental services
Machine learning
Mental healthcare
AI software
Main technologies
AWS
6 years
Python
8 years
LLM
4 years
Machine learning
6 years
Additional skills
Kubernetes
Docker
Azure DevOps
MLOps
Data Science
LangChain
AI
Microsoft Azure
OpenAI API
Twilio API
GPT-4
Prompt engineering
JavaScript
n8n
API
OpenAI
AWS SageMaker
CloudWatch
AWS Lambda
MLflow
Flask
TorchServe
FastAPI
CI/CD
Direct hire
Possible
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Experience Highlights

AI Architect
Apr 2025 - Ongoing4 months
Project Overview

Developed an AI Admission Agent for a US Mental Health Rehab Center to reduce costs and improve patient intake and communication workflows.

Responsibilities:
  • Created prompts for the AI Admission Agent to handle calls, gather relevant information, and manage patient interactions;
  • Implemented backend workflows using n8n and JavaScript;
  • Developed AI simulations and regression datasets for pre-deployment testing;
  • Debugged live calls and implemented prompt fixes.
Project Tech stack:
API
AI
n8n
JavaScript
LLM
GPT-4
OpenAI
Prompt engineering
AI Architect
Feb 2025 - Ongoing6 months
Project Overview

Developed an AI Voice Agent from scratch to handle calls, collect relevant information, and efficiently dispatch technicians for a US-based property restoration company specializing in biohazard cleanup.

Responsibilities:
  • Created prompts for the AI Voice Agent to handle calls, gather relevant information, and dispatch technicians via GoHighLevel;
  • Implemented backend workflows with n8n and JavaScript;
  • Developed AI simulations and regression datasets for pre-deployment testing;
  • Debugged live calls and applied prompt optimizations to improve agent performance.

Minute of Glory: A1 Biohazard now saves over $26,000 per year and can scale client volume without any additional cost.

Project Tech stack:
API
n8n
Prompt engineering
LLM
GPT-4
OpenAI API
JavaScript
Twilio API
AI Architect
Dec 2024 - Feb 20252 months
Project Overview

A real estate agent required an efficient way to target high-value prospects (agents with $4M+ in sales) and book appointments to showcase a white-labeled AI voice solution.

Responsibilities:
  • Created effective prompts for the AI Agent and optimized responses to ensure natural, empathetic interactions;
  • Built backend workflows in n8n and JavaScript to connect tools and automate processes;
  • Integrated Octoparse AI scraper to identify and qualify leads at scale;
  • Set up and managed Instantly.ai cold email campaigns with automated triggers;
  • Connected positive email replies to personalized Retell AI-powered voice calls, enabling real-time follow-ups;
  • Implemented automation to book appointments directly into Airtable CRM;
  • Developed AI simulations and regression datasets for pre-deployment testing;
  • Monitored and debugged live calls, applying prompt fixes and workflow optimizations.
Project Tech stack:
AI
n8n
Prompt engineering
LLM
GPT-4
OpenAI API
Senior MLOps Engineer
Feb 2023 - Nov 20239 months
Project Overview

Built an end-to-end MLOps integration with AWS SageMaker and Comet, a comprehensive model evaluation platform.

Responsibilities:
  • Architected the full SageMaker/Comet MLOps integration, enabling seamless experiment tracking, model registry, deployment, and monitoring;
  • Automated experiment logging and artifact versioning during SageMaker training, ensuring reproducibility and governance;
  • Built one-click deployment workflows via AWS Lambda and dockerized runtimes, reducing dev to prod errors;
  • Implemented production monitoring by streaming SageMaker inference logs into Comet MPM, providing teams with real-time visibility at scale;
  • Streamlined the ML lifecycle for enterprise teams, reducing errors and enabling CI/CD-style automation.
Project Tech stack:
AWS SageMaker
MLOps
CloudWatch
AWS Lambda
Python
Machine learning

Education

2017
Computer Science
MSc

Languages

English
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