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Walter Pitcher

AI/ML Engineer – Data Training and Integration

USA flagRemote, Usa
Expert

Key Skills

Software

No software listed

Top Subject Matter

AI/ML Model Training for Project Management and Knowledge Retrieval
AI Training for NLP and Recommendation Systems

Top Data Types

TextText

Top Task Types

Fine-tuningFine-tuning

Freelancer Overview

AI/ML Engineer – Data Training and Integration. Brings 14+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Science, California State University, East Bay (2013) and Certificate, Expression College of Digital Arts (2014). AI-training focus includes data types such as Text and labeling workflows including Fine-tuning.

Expert

Labeling Experience

AI/ML Engineer – Data Training and Integration

TextFine Tuning
Developed and deployed AI/ML modules for predictive project timeline analysis using Python, TensorFlow, and PyTorch. Responsible for training models on historical project data and tracking experiments with Weights & Biases. Integrated RAG-based features for internal knowledge retrieval and enhanced existing AI/ML capabilities for multiple client applications. • Built predictive models leveraging text-based historical data for timeline forecasting. • Tracked experiment results and managed ML process with Weights & Biases. • Integrated retrieval augmented generation (RAG) for knowledge base querying with LangChain, Pinecone, and OpenAI API. • Contributed to end-to-end pipeline from data ingestion, labeling, training, and deployment.

Developed and deployed AI/ML modules for predictive project timeline analysis using Python, TensorFlow, and PyTorch. Responsible for training models on historical project data and tracking experiments with Weights & Biases. Integrated RAG-based features for internal knowledge retrieval and enhanced existing AI/ML capabilities for multiple client applications. • Built predictive models leveraging text-based historical data for timeline forecasting. • Tracked experiment results and managed ML process with Weights & Biases. • Integrated retrieval augmented generation (RAG) for knowledge base querying with LangChain, Pinecone, and OpenAI API. • Contributed to end-to-end pipeline from data ingestion, labeling, training, and deployment.

2023 - 2025

AI/ML Engineer – Model Training and Fine-Tuning

TextFine Tuning
Built and integrated AI/ML features for multiple clients, including recommendation engines and data classification using Python, TensorFlow, and Scikit-learn. Managed the full cycle of model training, evaluation, and deployment into production environments. Coordinated training data curation and supported model updates with continual AI improvements. • Focused on text-based NLP classification and recommendation tasks. • Managed training pipelines and fine-tuning processes. • Deployed updated models using Docker and AWS Lambda. • Collaborated with cross-functional teams to define annotation specifications and data requirements.

Built and integrated AI/ML features for multiple clients, including recommendation engines and data classification using Python, TensorFlow, and Scikit-learn. Managed the full cycle of model training, evaluation, and deployment into production environments. Coordinated training data curation and supported model updates with continual AI improvements. • Focused on text-based NLP classification and recommendation tasks. • Managed training pipelines and fine-tuning processes. • Deployed updated models using Docker and AWS Lambda. • Collaborated with cross-functional teams to define annotation specifications and data requirements.

2019 - 2023

Education

E

Expression College of Digital Arts

Certificate, Motion Graphics and Design

Certificate
2013 - 2014
C

California State University, East Bay

Bachelor of Science, Computer Science

Bachelor of Science
2010 - 2013

Work History

A

Aloa

Senior Full Stack Engineer

Remote
2023 - 2025
F

Formidable

Senior Full Stack Developer

Remote
2019 - 2023