Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Bijula Ratheesh

Summary

An accomplished Data Science leader combining deep technical expertise in Machine Learning, Deep Learning, and Gen AI with proven quantitative skills. Drives strategic development and execution of data science initiatives across the organization, consistently translating complex business challenges into impactful data-driven solutions. Successfully builds and leads high-performing teams of data scientists and ML engineers while fostering a culture of technical excellence and innovation.

Overview

18
18
years of professional experience
1
1
Certification

Work History

Senior Manager- Data Scientist AI/ML

Commonwealth Bank India
01.2023 - Current
  • Lead AI initiate for Financial Services domain of the bank, shaping their vision for AI-driven capabilities
  • Architected and developed document fraud identification, a framework capable of identifying fraudulent PDF document submitted by customers for applying loan
  • This uses techniques based on metadata analysis, OpenCV(computer vision) and OCR
  • Led the development of Generative AI Question Answering RAG bot to help the frontline customer service delivery using Open AI’s GPT4 and embedding model in LangChain framework
  • Deployed the model in AWS DevOps using GitHub Actions and Docker
  • Established comprehensive evaluation frameworks with metrics focusing on model explainability, robustness, and contextual accuracy
  • Defined success metrics and KPIs such as engagement score, productivity through time saving, customer satisfaction score using feedback mechanism to ensure value creation and adoption
  • Orchestrated cross-functional collaboration with Platform hosting team, security team and IAM for authentication for successful deployment of GenAI and Machine Learning models
  • Build and lead high-performing teams of data scientists, ML engineers, and analysts and help them establish clear career paths and growth opportunities

Data Scientist Technical Manager

Honeywell India Private Limited
02.2021 - 01.2023
  • Data Science and Analytics leader for Azure based SaaS platform of Honeywell India with technical responsibilities of development and maintenance of AI/ML based products/solutions
  • Worked on IOT data and provided solutions to cost optimization using effective maintenance of industrial equipment’s from a single asset tracking device to predictive maintenance
  • Established review procedures to drive data quality and developed various training contents for full stack data scientist curriculum
  • Technically led development of AI product of workforce planning for Human Resources starting from sourcing the right data to deployment into production pipelines in Azure
  • Provided MLOPS and Auto-ML onboarding and support
  • Led a team of data scientists/engineers and provided them with technical guidance and training

Data Science Consultant

Allianz Services Private Limited, India
02.2020 - 02.2021
  • Led AI/ML initiatives across the business consulting function
  • Designed architecture and design for Multilingual Chatbot in Azure
  • Developed resume and to JD mapping for HR analytics function with document similarity approach using Fuzzy ratio and BERT
  • Deployed this model in Azure using GitLab and Kubernetes
  • Designed a MLOps framework to deploy various machine learning models using in Azure Gitlab and Kubernetes
  • Engaged and led multiple org-level initiatives for business development and team management

Group Model Validation: Associate Manager

Australia and New Zealand Banking Group Limited, India
11.2016 - 01.2020
  • Applied machine learning algorithm for the development and validation of Retail Credit Risk Models such as default prediction models and loss forecasting models across the retail portfolios like Mortgages, Credit Cards and Personal Loans
  • Worked on a project to develop credit scoring challenger model for mortgages portfolio using several machine learning algorithm such as XG Boost, Logistic Regression, Decision Tree and Random Forest

Operation Risk Modeling: Snr Analyst

Australia and New Zealand Banking Group Limited, India
01.2014 - 11.2016
  • Developed and validated severity of large losses using external loss data by fitting Weibull distribution and frequency of losses by fitting Poisson distributions

Credit Metrics Analytics: Analyst

Australia and New Zealand Banking Group Limited, India
01.2013 - 01.2014
  • Implemented Probability of Default(PD), Exposure at Default(EAD), and Loss Given Default(LGD) models into Production System for the calculation of Collective Provisioning(CP) and Risk Weighted Assets(RWA) and performed in-depth analysis and reports

Customer Insights: Analyst

Australia and New Zealand Banking Group Limited, India
04.2011 - 12.2012
  • Developed and Validated various marketing models such as Response Prediction Model and Tree based models in SAS as a part of customer loyalty and customer retention programs

Direct Marketing Operations: Assistant Manager

GENPACT India - Bangalore
07.2007 - 04.2011
  • Analysis and campaign model implementation in commercial/Lifecycle campaigns for GE Money clients through the use of campaign management tools such as Unica Affinium and SAS/SAS CI

Education

Masters - Mathematics

Kannur University
01.2006

Bachelors - Mathematics

Kannur University
01.2004

Skills

  • Machine Learning
  • AI product development
  • NLP
  • Deep Learning
  • Gen AI
  • Python
  • R programming
  • SQL
  • SAS
  • MLOps
  • Cloud technologies (AWS and Azure)
  • Production ML Pipeline Development and Deployment
  • Docker
  • GitHub Actions
  • Kubernetes
  • Cross-functional collaboration
  • Python programming

Certification

  • Deep Learning Specialization (Deeplearning.ai)
  • IBM Professional Data Science Certificate
  • Azure AI developer (pursuing)
  • Gen AI using AWS
  • IBM Full Stack Engineer (pursuing)

Timeline

Senior Manager- Data Scientist AI/ML

Commonwealth Bank India
01.2023 - Current

Data Scientist Technical Manager

Honeywell India Private Limited
02.2021 - 01.2023

Data Science Consultant

Allianz Services Private Limited, India
02.2020 - 02.2021

Group Model Validation: Associate Manager

Australia and New Zealand Banking Group Limited, India
11.2016 - 01.2020

Operation Risk Modeling: Snr Analyst

Australia and New Zealand Banking Group Limited, India
01.2014 - 11.2016

Credit Metrics Analytics: Analyst

Australia and New Zealand Banking Group Limited, India
01.2013 - 01.2014

Customer Insights: Analyst

Australia and New Zealand Banking Group Limited, India
04.2011 - 12.2012

Direct Marketing Operations: Assistant Manager

GENPACT India - Bangalore
07.2007 - 04.2011

Bachelors - Mathematics

Kannur University

Masters - Mathematics

Kannur University

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Bijula Ratheesh