Data Visualization Machine Learning

Arun Raghavan

Mobile 602-***-****

https://www.linkedin.com/in/sysintegrator/

Email: **************@*****.***

Summary

As a Data Visualization Specialist, deployed AI agents that delivered true self-service, backed by enterprise-grade trust.

Created AI-Augmented Dashboards which brought insights into business needs with interactive, endlessly drillable visualizations.

Used ThoughtSpot Analyst Studio extensively and unleashed the business analysts to accelerate data to insights with SQL, R, and Python.

Created Smart applications using Embedded AI-powered insights with ThoughtSpot’s enterprise-grade AI.

Enabled AI-powered BI that lets anyone get actionable, trusted, data-driven insights, wherever they are.

Utilized Outlier, Cross correlation, Forecasting and Trend Analysis effectively for creating multiple SpotIQ analysis

Deployed the Actionable Analytics Ecosystem to make insights into a part of every workflow, supporting all data ecosystems.

Developed and deployed data pipelines, integrations, and transformations that supported analytics and machine learning applications. Demonstrated experience in designing, building, and validating data systems.

Collaborated with AI scientists, data scientists, and IT colleagues to identify and retrieve data.

Performed exploratory analysis, pipeline and transformed data, visualized trends, built and validated analytical models, and translated findings into actionable insights.

Proven expertise in OLAP analytical and OLTP transactional processing for various types of Big Data, including two-dimensional, normalized, de-normalized, hierarchical, and multi-dimensional data.

Experience with Cloud technology includes Cognos Analytics on cloud with Watson Version 11.2.4, Planning Analytics on cloud with Watson Version 2.2.4, Cognos Analytics VPC 11.1.7, Cognos Planning Analytics VPC 2.0.83, Tableau 10.5, QlikView 12.10, Microsoft PowerBI 2.55, and Alteryx Version 2024.1.

Produced detailed technical documentation and a roadmap for the Tableau to ThoughtSpot migration project that enabled the successful completion. Contributed in a major way to facilitate better data visualization and decision-making. Worked closely with enterprise architects and infrastructure groups to ensure system stability -longevity and contributed for production support duties during off-hours / weekends.

Experience in developing dashboards and data visualizations using Cross Map, Scatter Plots, Geographic Map, Pie Charts, Bar Charts, Page Trails, and Density Chart in Tableau Desktop. This includes importing and combining data from MS Excel, CSV files, and Oracle database.

Employment History

Insight Global., (https://insightglobal.com) Global leader in IT contract at WGU.EDU -Crafteducation.com – Data Visualization Specialist, Remote, From April 2025 – Till date

Experis ManpowerGroup., (https://www.experis.com) Global leader in IT professional resourcing – Contract at SMBC Financial Group, 31 Exchange Pl, Jersey City, NJ, Analytics Consultant, From Jun 2024 – Mar 2025

IBM (www.ibm.com) The Office of the CIO at Armonk, NYC– Full time Employee as Financial System Developer for AER, DTAX, Indirect TAX, LFMS projects, From Mar 2021- April 2024 ( 3 years and 1 month )

CGI, (www.cgi.com/en) is a Canadian global information technology (IT) consulting, systems integration, outsourcing, and solutions company - Sr. Consultant From Nov 2019 – Nov 2020

Mastech Digital Information Technology and Services Moon Township, PA

http://www.mastechdigital.com Founded in 1986 - From Nov 2015 - Nov 2019 (4 Years)

-Senior Software Professional NYSEAMERICAN: MHH -

Mansai Inc (Mansaiinc.com) - Sep 2014- Nov 2015 -Senior Cognos Consultant - Headquartered in Houston, Texas, is a leading multinational organization.

UTI worldwide / DSV - Global Transport and Logistics- July 2013 -Aug 2014 -(1 Year) Report Developer - Supply chain management company -- UTi Worldwide Inc. (Nasdaq: UTIW)

Wipro Limited - World’s first SEI CMM Level 5 Company – (NYSE: WIT) -

June 2011 – June 2013 -(2 Years) -Senior Specialist (Business Analytics)

Cognizant Technology Solutions – (NASDAQ: CTSH) -A fortune 50 company-

June 2003 – Apr 2011 (8 years) Senior Associate (DWBI - Business Intelligence)

Sample Assignments

WGU.EDU -Crafteducation.com – Contract with Insight Global- Data Visualization Specialist – Environment: ThoughtSpot 10.10.0.Cl-73, AWS RDS-PostgreSQL database, Metabase V1,54,10 – From Apr 2025 - Till date

Designed, developed, optimized, and deployed ThoughtSpot tables, datasets, views, data models, searches, Answers, worksheets, KPI and high-quality liveboards for the following three projects:

oReach Program – Included in the On Teacher Intern Credential Program is the Y1, Y2, and ECO data. Some of the existing report deliverables were simulated by the PIVOT table and other KPI components.

oTeacher Posting Analytics – Used Analyst Studio and the NY dataset in an effective to enhance the consumer experience with all the requested drill-down-to-detail features.

oMulti-year “Professional Personnel Individual Staff Reports” – I worked with the required Google Sheets, combining and preparing them to demonstrate AI and BI functionality with advancements of ThoughtSpot stored in Google Sheets.

Played an important role as an administrator in creating required user groups, roles, and associated privileges. I secured the environment with SSO, SSL, and SAML features.

Pragmatic Implementation of AI - Natural Language Search and Hands on experience with SpotIQ (Spotter), SearchIQ, PinBoards and methodologies.

Implemented table-level, row-level, and column-level security options to meet the reporting requirements. Created the required data catalogs for data governance through ThoughtSpot on the Alation, Collibra, and Atlan platforms.

As part of the project to migrate Tableau reports and dashboards to the ThoughtSpot system, I developed a detailed design document for the migration and then completed the migration process.

Migrated 2 dashboards (Learners Progress Summar, Hours Report) from Metabase environment embedded on Craft connect portal to ThoughtSpot environments successfully

Trained and mentored the developer’s team and business team on ThoughtSpot functionalities

Utilized Outlier, Cross correlation, Forecasting and Trend Analysis effectively for creating multiple SpotIQ analysis

SMBC Group -Contract with Experis -ManpowerGroup –Analytics Consultant –Environment: Fircosoft, IBM Cognos Analytics 11.2.4, Alteryx 2024.1, IIB and Oracle - From Jun 2024 –Mar2025

FED will enable ISO 20022 messages for payments and cash reporting businesses starting March 2025. FED requires all the financial institutions to send & receive certain series of FED messages in FED ISO format.

Developed and deployed Alteryx workflows to compare the different source systems like SAA-SWIFT, LOANIQ, FOX, H2H,

OBS, E-Moneyger, EXIMBILLS, ACE pelican, and JGPS

Developed and deployed the daily reconciliation report between each source system and JGPS application.

Enhanced the existing Anti-Fraud reports and upgrades related to FED payments

Contributed to improving data visualization and decision-making to meet the project timelines and targets.

Identified major risks and developed alternative strategy to ensure execution of the approved plan.

Collaborated with cross-functional teams to understand business requirements and translated them into analytical solutions Independently.

Developed and delivered reports like SWIFT Proof, Fircosoft Intraday Reconciliation, Anti-Fraud Checks Wires, ACH Missing Transactions, Wires -Anti-Fraud Transactions Reconciliation

IBM Fulltime Employee – Office of the CIO at Armonk, NYC - Financial Systems Developer – From Mar 2021 –April 2024

Collaborated with the internal IBM Business users from different departments to gather requirements and designed IBM Cognos solutions as a Subject Matter Expert.

Utilized IBM Cognos Analytics 11.1.7 and IBM Planning Analytics TM1 2.0.83 on model design and development and provided technical support to IBM corporate finance, accounting, tax, statutory consolidation, and global business operations for IBM CIO office corporate headquarters at Armonk, NYC.

Contributed to projects: AER – RRIW, Direct Tax, Indirect TAX, STG Financing, and LFMS on various complex FM models with on-time delivery of so many “Control Reports” for “Regulatory Reporting” needs and other reports like “US GAAP Recon Summary by LE,” Portal Ad hoc Reports (AP Specific Rules, Invoice Handling, LER Exception, GEO Certification By Country), IBM IDT France Report, Agreements -IP Total universe -STG Finance Report accordingly.

Successfully implemented the cloud solution by deploying the required Books using Cube Views, Dimensions, Cubes, Dynamic Subsets, Charts, Scorecards, Sets, TurboIntegrator Processes, Chores, and Applications for creating the Plans, Models, Web Sheets, and Reports Using IBM Planning Analytics Workspace (PAW).

Used the IBM Planning Analytics for Excel Plugin and Workbench effectively to optimize TM1/PA models, calculations, and rules to enhance the performance of the departments and stakeholders' financial reporting requirement needs. Arun has deployed the models with multiple data sources/databases and created the required cube links and rules accordingly.

Played a crucial role in converting all the IBM Cognos FM models and the associated more than 21 reports for the KYNDRYL migration project in a short time independently and successfully in two weeks around Sep 2021.

Developed cubes/ rules/TI processes and maintained TM1 security by incorporating automated TM1 processes and followed IBM suggested best practices.

Built consumer centric solutions. Created durable, flexible IBM Cognos TM1 Models and TM1 application objects (workflows, worksheets, cube views) using IBM Planning Analytics Workbench with version Workspace version 2.0.95 and built the webforms, published the dynamic worksheets, webforms to TM1Web portal using PAX now called as PAFE.

Using Cognos Command Center version 10.2.5.0-BA-CCC, monitored, automated the advanced TM1 batch jobs for the workflows across multiple TM1 admin servers and TM1 data servers/instances in a distributed architecture computing environment and TM1Web applications.

Worked closely with enterprise architects and infrastructure groups to ensure system stability -longevity and contributed for production support duties during off-hours / weekends.

Added user security to TM1 applications and controlled access to the TM1 objects. Monitored the performance and provided tuning recommendations to the TM1 Sever, TM1 Instance, web server, Operating system and detected other possible bottlenecks.

Designed, developed, delivered, and deployed a challenging, complex report, "Agreements -IP Total universe," concisely for the STG Financing reporting group.

Designed, developed, delivered, and deployed a challenging complex report “Agreements -IP Total universe” in a very short span of time for STG Financing reporting group.

Client: PNC Bank (PNC.COM) Sanctions Screening Production Support & Tableau Reporting –From May 2020 – Nov 2020 - Environment: Fircosoft, Unix, Mobaxterm, Oracle, and Tableau 2020.3

Technical Subject Matter Expert for the business stakeholders and participated in requirement gathering sessions to understand the business needs.

Developed dashboards with effective data visualization in Tableau Desktop from the dataset input collected from Mobile Banking App by importing and combining data from MS Excel and CSV files along with Oracle database.

Developed Tableau data visualization using Cross Map, Scatter Plots, Geographic Map, Pie Charts and Bar Charts, Page Trails, and Density Chart.

Created interactive Executive dashboards with high level metrics and applied actions (filter, highlight and URL) to dashboard. Used the Tableau calculations effectively and applied complex, compound calculations to large, complex data sets.

Implemented Dashboards using calculations, parameters in Tableau and created calculated fields, groups, sets and hierarchies etc.

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