Business Intelligence Supply Chain

Natarajan Arumugam

***** ******* ***, ******, ** 33556

713-***-**** ****************@*****.*** https://www.linkedin.com/in/natarajanarumugam

• Technology Leader with 18+ years of experience in Data/Analytics/Solution delivery in Retail and Supply chain and Exceptional technical expertise and result driven professional for driving stellar, on-target solutions.

• Built Data and Analytics projects by working collaboratively with senior leadership, Cross functional teams and business users in developing strategy and implementing solutions.

• Demonstrates a strong track record in leading agile teams, enhancing software systems, and implementing CI/CD systems on Kubernetes for improved deployment speed and reliability.

• Committed to advancing technology deployment and system efficiency through continuous innovation and data-driven solutions.

SKILLS & COMPETENCIES

Highly Proficient

• Data Analytics and Reporting

• Data Engineering

• Data Integration

• Data transformation

• Agile Delivery

• Business Analysis

Proficient

• Big Data & Cloud

• Data Science

• Business Intelligence

TECHNICAL PROFICIENCIES

• Data Integration – Databricks Spark PySpark Python Informatica Datastage R Shell Scripting

SQL PLSQL

• Business Intelligence - Cognos Power BI

• Data – Azure Synapse Analytics ADLS Netezza Oracle Exadata Oracle 12c SQL Server Hive DB2

• Application Tools - Git Bitbucket Jenkins Rancher Consul MQ TFS Kibana Elastic Search

Dynatrace

• Tools - ServiceNow MS Sharepoint data.io MS Project JIRA Confluence Office 365 Suite

Toad AQT SQL Developer Kubernetes

• Orchestration – Azure Data Factory Stonebranch MoveIt Cron Control M

• Environment – Unix Linux Windows

• Testing tools – Pytest Junit SonarQube Mockito Spring Test framework

• IDE – Jupyter Anaconda IntelliJ Eclipse RStudio

PROFESSIONAL EXPERIENCE

HSN – Qurate April 2013 – Present

TECHNOLOGY LEAD SENIOR DEVELOPER

Technologies : Databricks, Pyspark, Spark, Azure Data Lake Store, Delta Lake, ADF, Azure Synapse

Analytics

• Developed and managed Databricks projects stored in ADLS in Delta format, ensuring data reliability.

• Designed and built the architecture, ETL framework for on-prem Datawarehouse on Informatica to Azure cloud using Delta Lake, ADLS, ADF, Databricks and Azure Synapse Analytics.

• Orchestrated ADF pipelines, optimizing data workflows and transformation processes.

• Highly proficient in implementing CI/CD systems with Jenkins on Kubernetes and Azure devops, improving deployment speed and reliability.

• Setup and Operationalized Data Integration and Reporting services. Delivered Best practices, Standards, Reusable Frameworks for various operations which helped them in realizing an overall effort savings of 10-15%.Streamlined data retrieval processes, enhancing system efficiency by 20%.

• Built and delivered applications working collaboratively with senior leadership and cross functional teams in developing approach for business opportunities and incorporated best practices documents to guide other team members and stakeholders.

• Implementation of seamless data transfer between systems used for applications to ensure SOX, CCPA and GDPR compliance.

• Analyzed system bottlenecks, proposed solutions that reduced downtime by optimizing product deployment strategies.

• Tuned queries and improved performance cutting down response times by 40%.

• Developed microservices architecture, significantly improving modularity and scalability.

• Mentored junior developers/contractors, enhancing team capabilities and project outcomes.

• Participated in Agile ceremonies, prioritizing tasks and providing team feedback for efficient project delivery.

• Designed and implemented scheduling for jobs in Informatica using Stonebranch, Control M.

Infosys Ltd Dec 2005 – April 2013

TECHNOLOGY LEAD

• Designed, developed and delivered ETL system for data transformation system across various applications.

• Designed, developed and delivered an integrated system between Oracle, Master data and Middleware application for data transfer between Order management and Warehouse management application with significant process efficiencies and enhanced data integrity and consistency.

• Designed and developed and implemented the Proof of Concept for interfaces and data flow between Middleware and Oracle 11g (WMS).

• Complete analysis of all the current applications, Data collection, Function design, technical design, Application, and data mapping.

• Designed and developed the Rewards engine for Customer Loyalty rewards program using Java and Spring framework and MySQL as the data repository for Loyalty program.

• Pioneered vendor deal and chargeback system, cost-based accounting system setting a new standard for financial reporting accuracy enabling high performance batch operation system and significant cost saving and performance improvement by 25%.

• Coordinated cross-team efforts in system testing, boosting performance and reliability.

• Involved in System and performance testing, led module development, enhancing system efficiency by streamlining deployment processes.

• Mentored junior developers, enhancing team capability and project deliverables.

• Implemented Changes to production with 100% success in WMS, Financial systems.

CERTIFICATIONS & TRAINING

Certifications

• Databricks Certified Data Engineer Associate

• AWS Solution Architect Associate

• IBM Data Science Professional certification

• IBM Certified Administrator - Cognos 10 BI

• IBM Certified Solution Developer - Infosphere

DataStage.

• Analytics and Business Intelligence certificate by

USF and SAS.

Trainings

• DS201: DataStax Enterprise 6 Foundations of Apache Cassandra

• DS101: Introduction to Apache Cassandra

• Data Science - Pandas, skicritirea, Caret, dplyr, tidyverse, Quantmod, KNN, Neural networks, Ensemble, Gradient Boosting, KNN, Decision tree, Random Forest, Tensorflow, pytorch

EDUCATION

Master of Science – Executive Business Analytics and Information Systems

University of South Florida, Tampa – Aug 2020 – Dec 2021

Bachelor of Engineering – Electronics and Communication Engineering

Anna University, India – Apr 2001 – Apr 2005

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