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bhargavchintam/README.md

Hi, I’m Bindu Bhargava Reddy Chintam 👋

ML/AI ArchitectLLM/RAG/Agentic AIMLOps/LLMOpsData/Cloud EngineeringResearch Scientist

📍 San Francisco, CA

I build production-grade AI systems—especially agentic workflows, RAG with evaluation + guardrails, and LLMOps/MLOps on AWS / Azure / GCP—turning research prototypes into monitored, secure, cost-aware services.


🚀 What I focus on

  • Agentic AI systems (LangGraph, CrewAI, AutoGen) and tool-graph orchestration
  • RAG in production: retrieval design, reranking, evals (RAGAS/TruLens), guardrails, and governance
  • LLMOps/MLOps: model serving, observability, drift/eval jobs, and reliability SLOs
  • Data platforms & streaming: event-driven pipelines, lakehouse patterns, and scalable feature delivery
  • AI infra: Kubernetes + Terraform + GPU scheduling/autoscaling
  • Distributed systems foundations: fault tolerance, consistency trade-offs, RPC, and scalable service design

🧠 Core stack (high-signal)

AI / Agentic: LangGraph • CrewAI • AutoGen • LlamaIndex • Semantic Kernel • n8n
RAG / Retrieval: RAGAS • TruLens • Guardrails • Pinecone/Weaviate/Qdrant/Milvus/Chroma/pgvector • rerankers • ColBERT-style retrieval
MLOps / LLMOps: MLflow • Ray Serve • BentoML • KServe • Seldon • OpenTelemetry • Prometheus/Grafana
Cloud GenAI: AWS Bedrock • SageMaker JumpStart • Azure AI Studio/Prompt Flow/Azure OpenAI • GCP Vertex AI Agent Builder
Data / Governance: Databricks/Delta • Iceberg/Hudi • dbt • Great Expectations • Evidently AI • CDC/ELT
Infra: EKS/AKS/GKE • Helm • Terraform • Docker • Vault/KMS
Distributed Systems: Raft/Paxos/PBFT • sharding/replication • leader election • 2PC • gRPC/Protobuf • backpressure & load balancing concepts
OS / Systems: Linux • processes/threads • concurrency primitives • memory & I/O fundamentals • TCP/IP basics • profiling/debugging

Medical Imaging: 3D Slicer • DICOM • NIfTI • ITK/VTK • segmentation & annotation workflows
GIS / Remote Sensing: QGIS • ArcGIS • Google Earth Engine • GDAL/OGR • Rasterio • GeoPandas • Shapely • Fiona • Sentinel-2 • Landsat 8/9 • NDVI/EVI/SAVI • Land Surface Temperature • DEM Processing • AHP Multi-Criteria Analysis
Languages: Python • SQL • PySpark • TypeScript/JavaScript


🕸️ Distributed Systems & OS (coursework + hands-on)

  • Consensus & replication: Raft, Paxos / Multi-Paxos, PBFT; leader election; failure handling
  • Transactions & coordination: sharding, replication strategies, 2PC concepts for cross-partition operations
  • RPC & networking: gRPC + Protobuf, service boundaries, timeouts/retries, load balancing fundamentals
  • Concurrency: threads vs async I/O, synchronization basics, race conditions/deadlocks (and avoidance patterns)
  • OS fundamentals: Linux, process lifecycle, scheduling concepts, memory/I/O basics, performance profiling

💼 Experience snapshot

Research Scientist – AI for Genomics (Stony Brook University / RF SUNY)

  • Reproducible PyTorch experiments packaged with MLflow + cloud storage
  • RAG over lab literature/annotations/notes to accelerate hypothesis generation
  • Data-quality + GPU-usage guidelines for shared research infrastructure

ML Engineer (5G / Telecom AI) — A5G Networks™

  • Azure Event Hub → Databricks (PySpark) → Delta → Azure ML pipeline for high-volume 5G events
  • MLflow + Azure DevOps + Kubernetes for monitored rollouts and retraining

ML Engineer (ICU / CV / GenAI) — Cloudphysician

  • Real-time ICU analytics: video/vitals → Kafka/PySpark → AWS (EC2/Lambda/SageMaker/Redshift/DynamoDB)
  • Containerized CV/multimodal models with Docker + EKS for clinician dashboards

📌 Selected projects (from my GitHub)

  • Debian-CFI-CensusContributor
  • MIMIC-III Benchmarks (clinical ML)Contributor
  • Semantic Search for Medical Practitioners (Cohere)Contributor
  • Text Summarization via OpenAI/CohereContributor
  • YOLOv4-OpenCV-CUDA-DNNContributor
  • Vector search prototypes (Qdrant/Chroma) + Docker cluster trialsContributor
  • 3D Slicer Digital Assets for AI ResearchContributor

Check my pinned repos for the most up-to-date work.

Open Source Contributions

  • linbbcooperi/CryoClear#1 — Fix JunkClassifier.load() dropping the saved model_type, breaking incremental SGD updates after a save/load round trip
  • linbbcooperi/CryoClear#2 — Add unit tests for ActiveLearner (cold-start seeding, correction buffering, undo/refit, single-class guard)
  • drdileepunni/GAM#1 — Fix subsample_window global RNG mutation and a crash on 2-row-or-smaller windows
  • drdileepunni/GAM#2 — De-bloat repo: stop tracking generated Plotly HTML visualization dumps (~14MB)

🌍 GIS & Remote Sensing Projects (private repos)

  • Urban Heat Island Analysis & Mitigation Mapping (Urban Planning)
    Land Surface Temperature extraction from Landsat 8/9 thermal imagery • UHI zone classification using standard deviation thresholds • LULC correlation analysis • Weighted Mitigation Priority Index combining thermal anomaly, population density, and green space deficit
    5 source modules, unit tests, data download utility

  • Multi-Criteria Flood Risk Assessment (Environmental/Climate)
    DEM hydrological preprocessing (sink filling, flow direction, flow accumulation, TWI) • AHP-weighted flood susceptibility mapping (7 criteria with consistency validation) • Socioeconomic vulnerability assessment (population, infrastructure, SVI) • Composite risk index with scenario analysis for multiple return periods (10yr–500yr)
    6 source modules, comprehensive AHP unit tests

  • Crop Health Monitoring with Sentinel-2 NDVI (Agriculture/Remote Sensing)
    Multi-temporal Sentinel-2 data loading with cloud masking and 20m→10m resampling • 7 vegetation indices (NDVI, EVI, SAVI, NDRE, NDWI, GNDVI, CIre) • Double-logistic phenology curve fitting • Anomaly detection (z-score, Isolation Forest, LOF) for crop stress identification • Field-level zonal statistics and change reporting
    6 source modules, extensive unit tests

🏥 Medical Imaging / 3D Slicer Projects (advanced, hands-on)

  • Brain Tumor Segmentation & 3D Volumetric Analysis (Neuro-oncology / AI Training Data)
    End-to-end DICOM → NIfTI ingestion pipeline in 3D Slicer • Semi-automatic brain tumor segmentation using Segment Editor (threshold painting, grow-from-seeds, margin expansion) on multi-modal MRI (T1, T1-Gd, T2, FLAIR) • 3D volumetric rendering and tumor volume quantification • Label-map export for deep learning model training (nnU-Net / MONAI compatible) • Custom 3D Slicer Python scripted module for batch segmentation QA and inter-rater consistency checks
    Hands-on with 3D Slicer Segment Editor, Markups, Volume Rendering, and scripted module development

  • CT Lung Nodule Annotation & AI-Ready Dataset Pipeline (Pulmonology / AI Research)
    DICOM loading and lung windowing in 3D Slicer • Semi-automatic pulmonary nodule segmentation using threshold-based region growing and manual refinement • Annotation of nodule characteristics (size, shape, margin, texture) via custom Markups and JSON metadata export • Batch conversion of segmentations to NIfTI label maps with standardized naming for AI model ingestion • Integration with a Python post-processing script for COCO-style dataset formatting and train/val/test splitting
    Hands-on with 3D Slicer DICOM module, Segment Editor, Markups, Python interop, and dataset curation for AI pipelines


🎮 Game & Simulation Projects (Panda3D)

Interactive 3D games and tools built in Python with the Panda3D engine — real-time physics, arcade gameplay, procedural geometry, GLSL shaders, and DirectGUI.

Bullet vehicle physics on procedural heightfield dunes — jump ramps, loop rings, suspension, dust & speed-tracking engine sound. Top-down arcade space shooter — pickups, shields, settings sliders, pause/continue, and an animated GLSL starfield.
A 3D grid puzzle — rotate the mirrors so the beam reflects onto every target. 3D art-studio painting minigame — orbit a still life and paint what you see (glTF · Poly Haven CC0 assets).

Stack: Panda3D · Bullet physics · GLSL shaders · procedural geometry · DirectGUI · glTF/GLB


📝 Publications & 🧾 Patents (highlights)

Publications

  • Facial Emotions and Behaviour Detection using DNN (Scopus, 2021)
  • Text Recognition from Images (Tesseract + gTTS) (IJARCS, 2020)
  • Dinuc2mer: Deep Learning Approach for Coding Region Prediction (BioCHEM, 2024)
  • Adaptive RAG Orchestration and Tool-Graph Optimization for Enterprise LLMs (2025)
  • Adaptive Importance Sampling for Rare Congestion in a Two-Stage Queue (2025)
  • Using ML to Identify Dinucleotide Motif Periodicity in Genomes (2025)

Patents

  • Monitoring Facial Emotions and Behavior Using DNN (AU 2021102414, 2021)
  • Provisional: Adaptive RAG Orchestration and Tool-Graph Optimization (2025)
  • Provisional: Multimodal ICU Deterioration Prediction via Streaming Pipelines (2023)

🎓 Education

  • M.S. Computer Science (Thesis) — Stony Brook University (2023–2024)
    Coursework: ML, CV, NLP, Big Data, DB Systems, LLMs, RAG & Agentic AI, Distributed Systems (Raft/Paxos/PBFT, gRPC, Blockchain)
  • B.Tech CSE (Thesis) — REVA University (2017–2021), GPA 9.78

📚 Coursework, Labs & Study Path

➡️ Full study path and repository index

My coursework, lab and practice repos are open — the notes, the runnable programs and the lab records for each subject, arranged as a curriculum rather than a pile. Everything builds with a standard toolchain.

Track Where to start
Programming C · Python · C++ · Java
Core CS Data Structures & Algorithms · Design & Analysis of Algorithms
Systems Digital Logic · Architecture · 8051 · System Software
OS & Networks Operating Systems & Unix · Computer Networks
Data & ML DBMS · Data Mining · Big Data · Machine Learning
Cloud & Security Virtualization & Cloud · Cloud Lab · Cryptography
Interview practice LeetCode (935) · Low-Level Design (48) · High-Level Design (68)
AI infrastructure LLM Inference · GPU Kernels

🤝 Leadership & Service

  • President, Graduate Student Organization — SBU (May 2024 – Jun 2025)
  • Chief Steward, CWA Local 1101 GSEU (Mar 2024 – Present)
  • Board of Directors, ASA — SBU (May 2024 – May 2025)

📫 Let’s connect


🧰 Tools & Icons


Databricks MLflow dbt OpenTelemetry OpenAI HuggingFace QGIS Google Earth Engine GDAL GeoPandas Rasterio Sentinel-2 Landsat 3D Slicer

Pinned Loading

  1. FACIAL-EMOTION-BEHAVIOR-DETECTION-USING-DNN FACIAL-EMOTION-BEHAVIOR-DETECTION-USING-DNN Public

    Jupyter Notebook 2 1

  2. drdileepunni/GAM drdileepunni/GAM Public

    GAM experiments

    Jupyter Notebook

  3. CSE-564-Visualization CSE-564-Visualization Public

    Jupyter Notebook

  4. python-image-to-text python-image-to-text Public

    Forked from hussaintamboli/python-image-to-text

    Python program to recognize Text from Images using Google's tesseract-ocr

    Python

  5. SBUHacksVI-Hackathon-Project SBUHacksVI-Hackathon-Project Public

    Python

  6. COMPAS-Lab/cloud-manager COMPAS-Lab/cloud-manager Public

    Forked from linode/manager

    Cloud Manager

    TypeScript 1