Austin, Texas · Production AI systems

Enterprise AI,
engineered for reality.

I’m Felix Mathew, a Senior AI/ML Engineer building agentic platforms, retrieval systems, and predictive models that stay fast, observable, and safe at production scale.

8+ Years across AI, ML & data
2.1M+ Monthly inference requests
<850ms Multi-stage retrieval latency
99.99% Zero-leakage audit score

01 · Selected systems

Built for consequential environments.

From regulated financial decisions to live healthcare interactions, the work is designed around measurable outcomes, operational constraints, and responsible deployment.

02 / Healthcare AI HIPAA governed

Humana · 2025

Member advocate agent assist

A hierarchical multi-agent platform for live intent detection, summarization, benefit guidance, and Medicare eligibility retrieval.

Active advocates
18,400+
Retrieval accuracy
+42.7%
Hallucinations flagged
−31.5%
  • MRAG
  • Vertex AI
  • Gemini
  • RAGAS
03 / Explainable ML Financial risk

Yubi · 2023

Institutional credit decisioning

High-throughput risk models and streaming financial pipelines with transparent feature-level explanations for regulatory review.

Validation accuracy
99.88%
Reconciliation
45.3 → 9.2m
P95 inference
<112ms
  • XGBoost
  • SHAP
  • Kafka
  • Snowflake
04 / Predictive health Clinical signals

Dozee · 2017–2021

Remote patient early warning

Time-series models and signal-processing pipelines that transform contactless physiological data into clinically useful anomaly alerts.

Classification accuracy
94.6%
Advance warning
4.2 hours
Alert fatigue
−18.7%
  • 1D-CNN
  • LSTM
  • TensorFlow
  • SciPy

02 · Experience

A career built across the full AI stack.

Applied modeling, data platforms, cloud delivery, and enterprise AI governance—developed through increasingly complex production environments.

Jan 2026 — Present Senior AI EngineerFreedom Mortgage · Dallas, TX

Leading enterprise Generative AI architecture for multimodal loan document intelligence and borrower servicing automation.

  • Reduced manual document review time by 43.2% across 1.4M+ annual documents.
  • Sustained zero downtime across more than 2.1M monthly inference requests on AWS EKS.
  • Established continuous LangSmith and LLM-as-a-Judge evaluation to reduce flagged hallucinations by 19.4%.
Feb 2025 — Dec 2025 AI EngineerHumana · Dallas, TX

Engineered a Google Cloud agentic AI platform supporting real-time member advocate workflows and governed healthcare retrieval.

  • Deployed hierarchical agent orchestration to 18,400+ active advocates.
  • Raised Medicare eligibility retrieval accuracy by 42.7% while reaching sub-850ms latency.
  • Maintained 99.95% uptime across more than 1.2M daily AI API requests.
Feb 2023 — Jul 2023 Machine Learning EngineerYubi · Bengaluru, India

Built explainable credit-risk models and distributed transactional pipelines for an institutional debt marketplace.

  • Delivered 99.88% validation accuracy with XGBoost and LightGBM risk models.
  • Implemented SHAP explanations that supported production approval with zero Q2 compliance violations.
  • Reduced reconciliation latency from 45.3 minutes to 9.2 minutes with Kafka and Snowflake.
Aug 2021 — Jan 2023 Software Engineer Trainee · ML & DataNeoSOFT Technologies · Mumbai, India

Modernized predictive analytics and distributed data platforms for retail and financial clients.

  • Cut daily batch processing from 52 to 14 minutes across 34.7M daily events.
  • Improved fraud true-positive detection by 19.2% using real-time anomaly models.
  • Reduced multi-cloud deployment time by 35% through Docker and GitHub Actions.
Aug 2017 — Jul 2021 Associate Software Engineer · Data ScienceDozee · Bengaluru, India

Developed physiological signal-processing and predictive-health systems for contactless patient monitoring.

  • Reached 94.6% classification accuracy for respiratory anomalies with 1D-CNN and LSTM models.
  • Predicted clinical deterioration trends an average of 4.2 hours before visible onset.
  • Sustained sub-240ms processing latency in auto-scaling AWS services.

03 · Capabilities

Depth from model to production.

A practical toolkit organized by the problems it solves—not a wall of disconnected technology logos.

01

Agentic AI & retrieval

Designing grounded, tool-using systems with explicit state, routing, and retrieval quality controls.

  • LangGraph
  • GraphRAG & MRAG
  • MCP
  • LlamaIndex
  • Cross-encoders
02

Applied machine learning

Training explainable predictive models for risk, anomaly detection, time series, and classification.

  • TensorFlow & Keras
  • XGBoost & LightGBM
  • Scikit-learn
  • LSTM & 1D-CNN
  • SHAP
03

LLMOps & governance

Making generative systems observable, evaluable, compliant, and resilient after deployment.

  • LangSmith
  • RAGAS
  • MLflow
  • Evidently AI
  • NeMo Guardrails
04

Data & cloud platforms

Building the distributed pipelines and infrastructure that production intelligence depends on.

  • Kafka & PySpark
  • Databricks
  • Snowflake
  • AWS, GCP & Azure
  • Kubernetes

Research & open work

Neural ROI-aware wildlife video compression.

My M.S. thesis explores a dual-stream pipeline that preserves animal regions while aggressively compressing background context for low-bandwidth ecological monitoring.

Archive reduction
97.4%
ROI-stage speedup
4.41×
ROI MS-SSIM
0.9758
Read the research

04 · Credentials

Foundation and continued practice.

Education

Master of Science in Computer Science

Texas State University · San Marcos, Texas

Thesis option · Machine Learning · Parallel Processing · Algorithms · Database Theory
  • AWS

    Certified Developer — Associate

    Amazon Web Services · 2026

  • AWS

    Certified AI Practitioner

    Amazon Web Services · 2026

  • AZ

    Azure AI Apps and Agents Developer Associate

    Microsoft · 2026

05 · Contact

Let’s build something that has to work.

I’m interested in ambitious AI and ML systems where engineering quality, responsible deployment, and measurable outcomes matter.

felix-mathew@outlook.com