Nicholas Feliccia
Applied Machine Learning Engineer | Python | SQL | Azure Machine Learning | Model Evaluation & Calibration | Machine Learning Operations
- Role
- Senior Data Scientist Llm Solutions Architect at Eigen X
- Location
- Philadelphia, PA, US
- LinkedIn followers
- 500 followers
About Nicholas Feliccia
I build model-driven ML systems that survive the transition from lab to production.My approach is engineering-first: problem framing, feature engineering plus evaluation, calibration, and sustainable deployment. With a background in Electrical Engineering and 12+ years of management experience, I bridge complex technical delivery with high-level stakeholder alignment.The Stack and Discipline• Execution: Python, SQL, Git, cloud-native patterns (Azure specialist)• Workflow: Reproducible pipelines, error analysis, and a strong evaluation culture (thresholding tied to business cost/benefit)• Production: Monitoring, sustainable operating models, and reliable handoff• Range: MBA plus decade-plus leadership to manage up, guide junior teammates, and align technical work with business outcomesParticularly interested in Applied ML roles where the model has real ownership, with meaningful modeling responsibility, not just pipeline work.Recent Stack: Azure ML, Snowpark, Dataiku, LLM Agents (Prompt Management), XGBoost, FastAPIAzure AZ-900 Certified
Experience
Senior Data Scientist Llm Solutions Architect
Jan 2024 — Present · Philadelphia, PA, US
Applied ML work spanning offline modeling, pilots, and production NLP-to-query systems. Strengths include feature engineering evaluation design calibration and thresholding, and building reproducible workflows in Python/SQL with stakeholder communication.Selected work:Pharma (Top 50) — LLM Data Querying Agent (Pilot in Dataiku)Built a pilot natural-language querying agent in Dataiku to explore guided access to pharma sales insights.Implemented prompt/version management and response quality controls to reduce hallucinations and enforce high-fidelity output.Improved governance readiness by standardizing metadata and column descriptions to support consistent downstream interpretation.Guiding Eyes (Nonprofit) — Offline ML + Feature Engineering (Not deployed)Performed EDA and engineered predictive behavioral features for guide-dog success prediction using structured puppy assessment data.Migrated assessment data into PostgreSQL and built reproducible data access via SQLAlchemy + Python.Built rigorous preprocessing and validation workflows (including thermometer encoding) to improve interpretability and reduce data quality risk.Tuned decision thresholds toward high sensitivity (minimizing false negatives at the expense of false positives) to match program goals.Sports Analytics — English-to-SDQL Translator (Production)Delivered an English-to-SDQL translator that enabled natural-language querying over sports databases and shipped into production use.Evaluated output quality with a structured test set, tracking correctness and common failure modes to guide iterative improvements.Contributed to a client engagement generating $20K+ in direct revenue.Pharma Analytics EngineeringDeveloped automated pipelines in Palantir Foundry and Dataiku supporting Tableau dashboards for sales performance call plans, and quota adjustments.Strengthened backend data workflows with validation and repeatable refresh patterns to support reliable analytics delivery.
Education
Northeast High School
HS Diploma, Aerospace & Engineering Magnet program
1986 — 1990
Syracuse University
Bachelor of Science - BS, Electrical and Electronics Engineering
1990 — 1994
Georgia State University
MS, Managerial Sciences
Virginia Tech
Masters of Business Administration, Management
2001 — 2005
Skills
- Wireless
- Gsm
- 4g
- Rf Engineering
- Rf
- Team Management
- Wimax
- Network Design
- Wireless Networking
- Telecommunications
- Testing
- 3g
- Cdma
- Cellular Communications
- Evdo
- Microwave
- Lte
- Network Engineering
- Optimization
- Network Optimization
- Mobile Devices
- Networking
- Rf Design
- Umts
- Code Division Multiple Access Method (Cdma)
- Radio Frequency (Rf)
- Universal Mobile Telecommunications System (Umts)
- Wireless Technologies
- Business Acumen
- Analytical Skills
- Business Analysis
- Business Process Improvement
- Cross-Functional Team Leadership
- Data Analysis
- Financial Analysis
- Integrity
- Leadership
- Management
- Microsoft Excel
- Microsoft Powerpoint
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