Data science / backend systems / ML

AmritSatpathy

Currently pursuing a Master's in Data Science and Machine Learning at NUS, with 4+ years of experience in scalable backend systems, ML model deployment, and NLP applications.

Professional experience

Systems that scale

Amazon

Bangalore, India

Software Development Engineer II

March 2025 - Present
  • Developed a data pipeline and service to extract browser data and feed into payment ML models, enabling frictionless transaction classification.
  • Built services leveraging foundation models trained on Amazon's internal code base to answer security-related queries using natural language.

Software Development Engineer I

July 2022 - March 2025
  • Designed AWS CloudWatch-based alarming systems using CDK, reducing incident response time by 30% and improving availability to 99.999%.
  • Migrated logging architecture to Amazon S3 and Athena, reducing costs by $1M annually.
  • Ensured secure service onboarding using OAuth2 and TLS, mitigating 80% of known vulnerabilities.

Software Development Engineer Intern

Jan 2022 - July 2022
  • Created an NLP-based support ticket classifier using Amazon Comprehend, reducing manual triage by 5K+ tickets and saving 300+ engineering hours.

JetLeads

Online

Data Science Intern

May 2020 - June 2020
  • Developed an email response automation system using Python and sentiment analysis; implemented IMAP integration and sentiment scoring with NLTK and TextBlob.

Projects

Applied ML work

Dec 2018 - Feb 2019

PUBG Win Predictor

Built ML models including Logistic Regression, Naive Bayes, and SVM on PUBG data to predict win probability; achieved 85% accuracy after hyperparameter tuning.

Feb 2020 - July 2020

Toxic Comment Classifier

Implemented LSTM and Bi-GRU models on Kaggle toxicity data; achieved 92% F1-score using word embeddings and dropout regularization.

Technical skills

Tools and methods

Programming

PythonC++SQLRJava

ML & Data Tools

Scikit-learnPandasNumPyTensorFlowAmazon ComprehendAWS AthenaKeras

ML Techniques

Linear RegressionLogistic RegressionDecision TreesRandom ForestsSVMK-MeansANNCNNRNNNLP

Data Engineering

AWS S3CloudWatchCDKDocker

Education

Academic base

National University of Singapore

Singapore

Masters in Data Science and Machine Learning

Currently pursuing

Focused on statistics, machine learning, and data-driven research.

Vellore Institute of Technology

Chennai, India

Bachelors in Computer Science Engineering

2018 - 2022

Relevant coursework: Artificial Intelligence, Database Management Systems, Computer Vision, Linear Algebra. CGPA: 8.78.

DAV Chandrasekharpur

Bhubaneswar, India

12th Grade, Science with Computer Science

2016 - 2018

Score: 93.4%.

Contact

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