Ravikant Vajrapu

About Ravikant Vajrapu

Open to Senior/Staff/Principal roles in Data Science & ML, including leadership roles in GenAI/LLM and experimentation.”Data science leader with 14+ years of experience building and scaling ML solutions across e‑commerce, payments, and financial services, including 5 years at Amazon Bangalore. Led end‑to‑end delivery of models and platforms for personalization, marketing optimization, and risk, from problem framing and data strategy to production deployment and experimentation.​Expertise spans machine learning, recommendation systems, customer segmentation, causal/AB experimentation, and large‑scale data platforms, with hands‑on work in Python, PyTorch, and MLOps tooling. Recent focus includes GenAI and LLM‑powered applications such as internal chatbots and AI assistants, prompt engineering, and retrieval‑augmented generation for knowledge-heavy domains.​Known for partnering closely with product, marketing, and engineering to prioritize roadmaps, run rigorous experiments, and translate model insights into measurable business impact (revenue, conversion, and cost efficiency). Enjoy mentoring data scientists, shaping DS org practices, and building reusable ML frameworks that accelerate time‑to‑value across teams.Core Competencies: Inferential Statistics, Exploratory Data Analysis using complex SQL queries, Analyzing medium to large data sets, Regression Analysis, Clustering, Classification, Hypothesis Testing using t-tests, ANOVA etc, Statistical Modelling, Structured Problem Solving, Presenting key insights from complex data, SVM, KNN, Naive Bayes, Natural Language Processing, Dimensionality Reduction techniques (PCA,SVD,t-SNE), Tree based models, Bagging, Random Forest, Boosting, Ensembling, Pattern Search, Genetic Algorithms, SGD, Neural NetworksProgramming Expertise: Tools: SQL (Advanced), Matlab, R, Python, MS Excel Advanced, Tableau

Experience

1. Senior Data Scientist

   Amazon

   Dec 2024 — Present · Bengaluru, IN

Education

• Nalanda Junior College

  Senior Secondary School, Science

• Indian Institute of Technology, Kharagpur

  Bachelor of Architecture (B.Arch.(Hons.))

  2006 — 2011

• D.A.V Public School, Berhampur

  Secondary School, CBSE

Skills

• Ms Excel Pivot Tables
• Tableau
• Photoshop
• Sketchup
• Vba
• Analysis
• Analytics
• Teradata Sql
• Logo Design
• Sql
• Ms Excel
• Pl/Sql
• R
• Matlab
• Flash
• Corel Draw
• Python
• Management
• Team Building
• Business Analysis
• Autocad
• Team Management