Unnikrishnan Puthumana

Unnikrishnan Puthumana Email and Phone Number

Senior Data Scientist @ Optum
Dublin, IE
Unnikrishnan Puthumana's Location
Dublin, County Dublin, Ireland, Ireland
About Unnikrishnan Puthumana

Data Science professional with 4+ years of experience in Data Analytics, Machine Learning, and Numerical Analysis. Demonstrated track record of driving huge and meaningful impact for top multi-national product companies. Highly skilled in using Analytics tools (SQL, Python, Big Data, Machine Learning) to drive product changes that drive revenue and positive customer experience. Well experienced in metric development/monitoring, Root Cause Analysis, and Predictive Analytics. Strong educational background with dual master's degrees in Engineering and Analytics.

Unnikrishnan Puthumana's Current Company Details
Optum

Optum

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Senior Data Scientist
Dublin, IE
Website:
optum.com
Employees:
97827
Unnikrishnan Puthumana Work Experience Details
  • Optum
    Senior Data Scientist
    Optum
    Dublin, Ie
  • Optum
    Data Scientist
    Optum Oct 2023 - Present
    Dublin, County Dublin, Ireland
  • Meta
    Analyst - Business Integrity
    Meta Jan 2022 - Aug 2023
    Dublin, County Dublin, Ireland
    • Perform statistical data analysis and experimentation on extremely large datasets (TBs) to drive integrity product changes that help the company unblock disabled revenue. (Tools: Presto/Hive SQL/Hadoop, Python, sklearn RCA)• Partner with Integrity/Product teams to solve large-scale global issues to reduce harm on the platform by simultaneously making sure that well-intentioned advertisers are protected from incorrect integrity actions.• Build and maintain dashboards to monitor metrics related to Advertiser Integrity Experience (SLA metrics, Issue Resolution, etc.). Perform RCA to discover factors that drive bad advertiser experience. (Tools: Presto/Hive SQL, Dashboards, Python)• Define, materialise, and utilise ROI metric for Advertiser Support Workflows (Integrity Appeals system) to make priotisation on OpEx investments• Map Advertiser Lifecycle from the Integrity perspective and size the revenue implications of various integrity actions taken on good and bad advertisers to obtain a holistic understanding of Ads Space and use it for project prioritisations.
  • Microsoft
    Analytics Research Project
    Microsoft Mar 2021 - Aug 2021
    Dublin, County Dublin, Ireland
    • Performed extensive statistical analysis on the performance and bias characteristics of Azure Vision services.• Built a data pipeline to collect unstructured data, run automated analysis, and update results on Azure PostgreSQL database.
  • Neviton Softech Pvt Ltd.
    Data Scientist
    Neviton Softech Pvt Ltd. Sep 2019 - May 2020
    Bengaluru Area, India
    • Developed a Machine Learning based tool in Python to optimize logistic operations that scaled across customers in Eastern Europe. Resulted in significant manual workload savings on site. • Collaborated with the Deep Learning team and developed an ML based statistical forecasting tool using Tensorflow. • Created a new algorithm in Python to perform software Failure Mode and Effects Analysis using Fuzzy-Art Neural Networks.• Created a client-side web application to visualize Cargo Loading optimization processes using Flask in Python.
  • Caterpillar Inc.
    Virtual Product Analyst (Associate Engineer)
    Caterpillar Inc. Jul 2016 - Aug 2018
    Chennai Area, India
    • Optimized the operation of legacy systems and products by partnering with clients in the US and achieved savings in experimentation investments. • Engaged with process partners in UK to carry out Numerical Modelling of Marine IC Engines and reduced the turnaround time for design improvements by one third.• Provided 3 months’ training to junior employees on improving critical thinking skills and collaboration techniques.• Defined new metrics for post-processing tasks in StarCCM+ experimentations and automated the process by using scripts leading to a 40% improvement in turnaround times. • Performed standardized analyses for mechanical products by collaborating with the R&D team and derived key insights for improved product performance.
  • Indian Institute Of Technology, Madras
    Teaching Assistant
    Indian Institute Of Technology, Madras Jul 2015 - Dec 2015
    Greater Chennai Area
    • Assisted MTech students at Internal Combustion Engines lab.
  • College Of Engineering, Trivandrum
    Tutor
    College Of Engineering, Trivandrum Jun 2012 - Mar 2014
    Trivandrum, Kerala, India
    • Taught subjects in Mechanical Engineering to Second year BTech students aspiring for higher grades.• Coached/Instructed students for Graduate Aptitude Test in Engineering.

Unnikrishnan Puthumana Skills

Arima Data Science Pipelines Data Pipelines Research And Development Scikit Learn Kpi Dashboards Data Science Statistical Analysis Predictive Modeling Numerical Analysis Data Preparation Object Oriented Programming Microsoft Powerpoint Matlab Statistical Process Control Microsoft Azure Forecasting Tensorflow Exploratory Data Analysis Presto Deep Learning Tableau Time Series Analysis Statistical Data Analysis Star Ccm+ Higher Engineering Mathematics Microsoft Office Advanced Data Visualisation Computational Fluid Dynamics Linear Algebra Microsoft Excel Big Data Graphical Models Cross Team Collaboration Hive Applied Mathematics Sql Python Product Development Research Problem Solving Experimental Analysis Machine Learning Statistical Modeling Statistics Hypothesis Testing Hiveql Business Storytelling Mysql

Unnikrishnan Puthumana Education Details

Frequently Asked Questions about Unnikrishnan Puthumana

What company does Unnikrishnan Puthumana work for?

Unnikrishnan Puthumana works for Optum

What is Unnikrishnan Puthumana's role at the current company?

Unnikrishnan Puthumana's current role is Senior Data Scientist.

What schools did Unnikrishnan Puthumana attend?

Unnikrishnan Puthumana attended University College Dublin, Indian Institute Of Technology, Madras, Great Lakes Institute Of Management, College Of Engineering, Trivandrum.

What skills is Unnikrishnan Puthumana known for?

Unnikrishnan Puthumana has skills like Arima, Data Science Pipelines, Data Pipelines, Research And Development, Scikit Learn, Kpi Dashboards, Data Science, Statistical Analysis, Predictive Modeling, Numerical Analysis, Data Preparation, Object Oriented Programming.

Who are Unnikrishnan Puthumana's colleagues?

Unnikrishnan Puthumana's colleagues are Drisya M S, Ashley Gorman, Anisha Khandelwal, Pooja Balavanthula, John Pham, Michael Mockus, Kancharapu Rajesh.

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