Certifications
Gananathan Khoteeswarun
Summary
IT professional with 8+ years of experience in data-driven roles across banking, consulting, and analytics. Skilled in building scalable solutions, predictive models, and driving business impact through data insights and automation.
Overview
6
6
9
9
years of professional experience
Timeline
Data Scientist
Aon Centre for Innovation and Analytics (ACIA)
11.2022 - Current
Analyst
United Overseas Bank
06.2020 - 11.2022
Associate - Data Science & Analytics
Ernst and Young
10.2019 - 05.2020
Data Science Intern
Tookitaki Pte Ltd
08.2018 - 03.2019
Programmer Analyst
Cognizant Technology Solutions
05.2016 - 12.2017
Tech Skills
- PySpark
- Python
- R
- SQL
- Alteryx
- Tableau
- Power Automate
- JanusGraphDB
- JMP
Skills
- Data Discovery/Analytics
- Machine Learning
- Wealth Assets & Management
- Text Mining
- Big Data Engineering
- Fraud Management
- Computational Intelligence
- Graph Mining
- Customer Relationship Management
Certification
- Machine Learning - Stanford University - Coursera
- Data Science with IBM Specialization - Coursera
- IBM Data Science Specialization - Coursera
- NLP for Machine Learning using Python - LinkedIn
- Machine learning with Python - IBM Cognitive class
- Apache Spark Fundamentals - PluralSight
Work History
Data Scientist
Aon Centre for Innovation and Analytics (ACIA)
11.2022 - Current
- Working in Growth Analytics team as a Data Scientist & tasked with revamping the Local Market Planning (LMP) program's pipeline to identify growth opportunities across global markets.
- Responsible for designing the new LMP prediction model utilizing Random forest quantile regression algorithm to significantly enhance prediction accuracy & Involved in model development, performance analysis and effectively communicating technical insights to align with business objectives.
- Leveraged SQL & Python to perform ad-hoc data queries, delivering precise and timely analyses to support business decision-making.
- Experimented the usage of Power Automate & successfully deployed a solution to automate the existing process of Data checks in LMP workflows.
- Environment: Python,R,SQL, Databricks, Power Automate
Analyst
United Overseas Bank
06.2020 - 11.2022
- Responsible for developing modules within the fraud management system which helps the business users to flag out anomalies from the transactions which happens on a day-to-day basis.
- Created components which resulted in reduction of manual efforts needed by the users to monitor multiple input source systems for flagging out the transactions.
- Performed system analysis, documentation, testing, implementation and user support for platform transitions.
- Documented procedures, business processes and shared with appropriate stakeholders & responsible for successful delivery of the modules.
- Environment: Python, PySpark, Aldon LM, Linux
Associate - Data Science & Analytics
Ernst and Young
10.2019 - 05.2020
- The primary role is creating an application which extracts the KPI's meant for audit purpose for the financial audit team to audit the Wealth and Assets details of different brokers
- Reduced the manual efforts taken by the audit team to eye-ball multiple documents and reports thereby reducing the manual errors
- Several python packages along with PyTesseract was used to extract the action items from the documents
- These contents were later parsed within-built Alteryx tools and text extraction techniques thereby resulting in around 60% reduction of manual efforts taken by the audit team
- Environment: Python, Alteryx, PyTesseract for OCR
Data Science Intern
Tookitaki Pte Ltd
08.2018 - 03.2019
- Modified the Feature Engineering framework by adding new features to increase prediction model's results which helps banks to maintain AML compliance
- Worked on developing an end-to-end Graph based Link Analysis pipeline for anomaly detection
- Researched on various graph based DB's and implemented typologies which were flagged out by Monetary Authority of Singapore(MAS)
- Resulted in 50% reduction in investigation time and 30% reduction in false positive alerts
- Environment, Python,PySpark,JanusGraph
Programmer Analyst
Cognizant Technology Solutions
05.2016 - 12.2017
- Created and executed automated software test plans,cases and scripts to identify in test management tool(RQM, JIRA)
- Automated the workflow of the software/application into the test scripts using Java in Automation tools (Selenium/RFT)
- Documented software defects and tracked them throughout the project using project management tools(ALM, QB)
- Environment: Selenium, RFT, QuickBase
Awards
- 1st Prize - WWCodeSG Hackathon July 2018
- Operational Life Hack by Aviva 2018 - Received a Special Mention Award
- Pillar of the month - Cognizant Technology Solutions in 2017
Hackathons
- Data 2.0 Organized by DBS
- Shopee - IET Machine Learning challenge 2018
Soft Skills
- Adaptability
- Brainstorming
- Dependability
- Interpersonal Skills
- Time Management
Hackathons
- Data 2.0 Organized by DBS
- Shopee - IET Machine Learning challenge 2018
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