Open to opportunities

HafijurRhaman

AI Engineer · End-to-end Python ML pipelines (regression, classification, NLP, computer vision) · RESTful API design and microservice architecture at scale

New York, US
Book intro with Hafijur
AI EngineerData EngineerData Science EngineerForward Deployed EngineerFull-Stack Python Engineer+4 more
01 — Positioning

Where Hafijur is headed.

Hafijur brings 8+ years of progressive experience as a Python developer and ML specialist, evolving from backend engineering at Verizon and United Airlines to leading full-stack initiatives at enterprise firms like Cisco, Infosys, and Citigroup. His arc spans data engineering, NLP/computer vision, REST API design, and team leadership—combining production-grade Python with modern DevOps and cloud deployment.

What Hafijur brings
  1. 01End-to-end Python ML pipelines (regression, classification, NLP, computer vision)
  2. 02RESTful API design and microservice architecture at scale
  3. 03PostgreSQL/MySQL/NoSQL schema design and optimization under high throughput
  4. 04Team leadership and mentorship in Agile environments
  5. 05Production deployment via Docker, Jenkins, Kubernetes, AWS, and CI/CD
02 — Proof

The receipts.

Numbers first. Every metric below is something Hafijur shipped or drove — not a claim, an outcome.

  • Proof 01
    Led Python team designing RESTful APIs and data pipelines for global banking transaction system handling international currency transfers
    Citigroup Currency Exchange Dashboard
  • Proof 02
    Engineered predictive churn model using XGBoost, SVC, Random Forest; feature engineering and model selection on multi-sector client data
    Customer Retention Modeling (Infosys)
  • Proof 03
    Created Pandas/NumPy statistical analysis and reporting engine for financial dataset insights and visualization
    Financial Data Analysis Tool (Citigroup)
  • Proof 04
    Built text classification pipeline using SVM, Random Forest, TF-IDF, NLTK to categorize opinions with high accuracy across product domains
    Sentiment Analysis NLP System
03 — Role fit

Operating range.

Where Hafijur plugs in fastest — sorted from strongest fit to adjacent. Not a wishlist; a routing map.

  • primary fit
    Full-Stack Backend Engineer
    Senior
  • primary fit
    Machine Learning Engineer
    Senior
  • secondary fit
    Data Engineer
    Senior
  • adjacent fit
    Platform Engineer
    Mid