Name : Saranya DurairajEmail : [email protected]
Mobile: 804-859-4635 LinkedIn ID: www.linkedin.com/in/saranya-durairaj |
Summary
- 13 years of IT experience with exposure to various BI reporting tools, ETL, data modeling, scheduling, and transfer of reports.
- Designed and implemented object-based and data-level securities in Power BI and OBIEE dashboards for business users.
- Designed various pictorial representations of reports in Power BI, OBIEE Answers and BI Publisher.
- Integrated Snowflake data warehouse with Power BI to create interactive and visually appealing dashboards, enabling stakeholders to gain actionable insights from complex datasets.
- Integrated the data warehouse with business intelligence (BI) tools such as Power BI, Tableau, and OBIEE enabling users to derive insights and generate reports from centralized, curated data.
- In-depth understanding and experience with Microsoft BI stack such as Power Pivot, SSIS, SSRS, and SSAS.
- Proficient in SQL, SAS, and Python for data manipulation and analysis.
- Worked in different data sources like Snowflake, Oracle DaaS, and SQL Server.
- Hands-on experience in delivering Data Governance and Data Quality Management concepts and practices within the financial services industry.
- Strategized in different SDLC and Agile phases, involved in requirement gathering, analyzing, and documenting business and technical requirements, development, testing, implementation, and L3 support.
- Worked in agile model deliverables and participated in all phases of Agile meetings, used Scrum / Kanban board.
- Closely worked with SIT, UAT, and PSS teams for successful module releases.
- Expertise in job scheduler tools like Control-M and Windows Task Scheduler to automate and schedule batch jobs as per the requirements.
- Efficiently implemented File Transfer Protocols such as SFTP, and CFT (Axway Cross File Transfer) to securely transfer the files/reports from one server to another.
- Hands-on knowledge in version control tools like Git Bash / Jenkins and DevOps
- Good knowledge of AWS Analytics Services and Database Services.
- Hands-on experience in Production Change Management process.
Technological Skillset
Reporting Tools: Power BI, OBIEE, BI Publisher, SAP BO Crystal Reports, Basic SAS
ETL Tool: Talend Open Studio
Database: Oracle 11g
Query interfaces: Oracle PL/SQL Developer, SQL Developer
Other Software: Control-M, MS Visual Studio, Putty, Git Bash, DevOps, MS PowerPoint, MS Word, MS Excel
Operating Systems: Linux, Windows
Methodologies: Agile and Waterfall model.
Certifications:
- Microsoft Certified: Power BI Data Analyst Associate
- Microsoft Certified: Azure Fundamentals
- Oracle Database SQL Certified Associate Certification.
Core Expertise:
Power BI | OBIEE | Crystal Reports | SQL | PL SQL Stored Procedures | Talend ETL | SFTP | JIRA | DevOps Tools – Bitbucket, Jenkins, Git Bash, Artifactory, Auto Deployment | Control-M | Axway Cross File Transfer (CFT) | Windows Batch Scripting | Windows Task Scheduler | Visual Studio | Disaster Recovery Planning | AZURE Fundamentals and Cloud Concepts | Base SAS | JCL | Mainframe | DB2
Work Experience:
Senior Data Analyst
Virtuous Tech, Frisco (TX, USA) Oct 2023 – Present
Client: Fannie Mae
Project: Enterprise Application Renewal (EAR)
Responsibilities:
- Created Power BI Sample Report to demonstrate Outline Solution for Business Team.
- Imported Data into Power BI using Direct/ Live Query based on Table size and created lookup tables to maintain
Relationship.
- Developed and implemented SSIS packages to extract, transform, and load (ETL) data from heterogeneous sources
into the Power BI data model, ensuring data consistency and integrity.
- Installed and configured Enterprise gateway in Power bi service.
- Used Power Query for Data transformations and M-query language in Power Query.
- Worked on all types of transformations that are available in Power bi query editor.
- Formulated DAX Expressions create Date to yearly columns, implemented partitions in Tabular Models for Power BI.
- Wrote Time Intelligence DAX expressions to create new measures, calculations per business requirements.
- Effectively used data blending, filters, actions, and hierarchies feature in Power BI.
- Analyzed the data using Statistical features in Power BI to develop trend analysis.
- Published the developed dashboard, reports on the Power BI Services so that the end-users can view the data.
- Successfully integrated custom visuals based on business requirements in Power BI desktop.
- Participated in the configuration of an on-premises Power BI gateway to refresh datasets of Power BI reports and
dashboards.
- Hands-on experience in utilizing DAX functions which includes Aggregation, Counting, and Logical, information, Text,
and date functions in source data.
- Used Power BI, Power Pivot to develop data analysis prototype, and used Power View and Power Map to visualize
Reports.
- Create and customize simple data visualizations, Combination charts, Slicers, Map visualizations, Matrixes and
tables, Scatter charts, Waterfall and funnel charts, Gauges, and single-number cards.
- Developed SQL scripts to test the report output against DB results.
- Published Power BI Reports in the required originations and Made Power BI Dashboards available to Web clients.
Environment/Tools: Windows 11, Power BI Desktop, Power BI Online, ORACLE 19c, Microsoft SQL DB
Lead Consultant
Virtusa, Kuala Lumpur (Malaysia) Dec 2018 – May 2022
Client: Standard Chartered Bank
Project: Documentary Trade Port – Report Generation (DTP RG)
Responsibilities:
- Developed and deployed SSAS tabular or multidimensional models to provide a semantic layer for Power BI, enabling
users to perform complex analytical queries and calculations.
- Created data models as per the report requirement which involves analyzing the set of tables from SQL Server, Oracle
and Snowflake tables in identifying the keys and relationship for report development.
- Evaluate Power BI features for business requirements and proposed report designs in Power BI to Business users.
- Implemented row-level security within Power BI to restrict access to sensitive data based on user roles and
permissions defined in Snowflake.
- Developed ETL processes using tools like Informatica, Talend, or custom scripts, ensuring accurate and timely data
integration from heterogeneous sources into the data warehouse.
- Generated Dashboards from Power BI service and provided business user access at workspace level.
- Demonstrated expertise in leveraging DAX functions to perform complex calculations, such as SUMX, CALCULATE,
AVERAGE, and RELATED, for data analysis and modeling purposes.
- Developed DAX measures and calculated columns to derive insights and KPIs (Key Performance Indicators) from raw
data, driving informed decision-making for stakeholders.
- Developed and designed paginated reports in Power BI Report Builder/SSRS reports to meet specific business
requirements, including pixel-perfect layouts and complex data visualizations.
- Published Power BI dashboards into Power BI service and implemented RLS.
- Implemented data visualization best practices in Power BI, including proper use of chart types, color schemes, and
labeling to enhance the clarity and readability of reports.
- Worked directly with business users and business analysts to prepare SQL scripts for ad-hoc reporting requirements.
Environment/Tools: Linux, Windows 2010/2007, ORACLE 11g, Power BI, OBIEE, SQL, SAP BO CMC, VB, Windows Batch script, Linux shell script, DevOps – GIT Bash, Jenkins, SFTP, CFT
Consultant
Capgemini, Selangor (Malaysia) Sep 2015 – Jul 2017
Client: Standard Chartered Bank
Project: COCOA Trade Reporting
Responsibilities:
- Analyzed the data and developed a logical star schema model with consultation from Data modelers and business
analysts.
- Developed ETL processes using tools like Informatica, Talend, or custom scripts, ensuring accurate and timely data
integration from heterogeneous sources into the data warehouse.
- Developed metadata repository using OBIEE Administration Tool in Physical, Business Model and Mapping, and
Presentation Layer.
- Created new logical columns, dimensional hierarchy, calculated measures, and aggregate mappings in the BMM layer
as per business requirements.
- Developed Time series objects using Ago and To Date functions for time series comparisons.
- Designed and developed various interactive dashboards and reports with drilldowns, guided navigations, filters, and
prompts.
- Worked towards performance tuning of dashboards and reports with Business Analysts and DBAs. Integrated BI
Publisher with OBIEE to build reports in Word and doc format.
- Utilized DAX to create hierarchies, time intelligence functions, and custom aggregations to enhance data visualization
and analysis capabilities for Power BI reports.
- Ensured consistency in visualization design across reports and dashboards, maintaining brand standards and user
expectations for visual presentation.
Environment/Tools: Linux, Windows 2010/2007, ORACLE 11g, OBIEE, SQL, Oracle PL/SQL
Associate
Cognizant, Chennai (India) Nov 2013 – Jul 2015
Client: Landmark, Agilent Technologies
Project: OBIEE Upgrade from 11.1.1.6.0 to 11.1.1.7.1 and OBIEE migration from 10g to 11g
Responsibilities:
- Worked during the whole life cycle of the project from requirement gathering to deployment.
- Analyzed the data and developed a logical star schema model with consultation from Data modelers and business
analysts.
- Developed metadata repository using OBIEE Administration Tool in Physical, Business Model and Mapping, and
Presentation Layer.
- Created new logical columns, dimensional hierarchy, calculated measures, and aggregate mappings in the BMM layer
as per business requirements.
- Developed Time series objects using Ago and To Date functions for time series comparisons.
- Designed and developed various interactive dashboards and reports with drilldowns, guided navigations, filters, and
prompts.
- Worked towards performance tuning of dashboards and reports with Business Analysts and DBAs.
- Integrated BI Publisher with OBIEE to build reports in Word and doc format.
- As a key member of this project, involved in end-to-end project activities like installation, Configuration,
Administration, and Defect fixes during SIT & UAT. Worked closely with ORACLE on the SRs which were part of
product/upgrade issues.
Environment/Tools: AIX, Windows 2007, Linux, Windows XP, ORACLE 11g, OBIEE 11g, SQL
IT Analyst
Tata Consultancy Services, Chennai (India) May 2011 – Nov 2013
Client: Standard Chartered Bank
Project: Securities Target Operating Model (STORM II Reporting)
Responsibilities:
- Worked during the whole life cycle of the project from requirement gathering to deployment.
- Analyzed the data and developed a logical star schema model with consultation from Data modelers and BA.
- Developed metadata repository using OBIEE Administration Tool in Physical, Business Model and Mapping, and
Presentation Layer.
- Created new logical columns, dimensional hierarchy, calculated measures, and aggregate mappings in the BMM layer
as per business requirements.
- Developed Time series objects using Ago and To Date functions for time series comparisons.
- Designed and developed various interactive dashboards/reports with drilldowns, guided navigations, filters, prompts.
- Worked towards performance tuning of dashboards and reports with Business Analysts and DBAs.
- Integrated BI Publisher with OBIEE to build reports in Word and doc format.
- As a key member of this project, involved in end-to-end project activities like installation, Configuration,
Administration, and Defect fixes during SIT & UAT. Worked closely with ORACLE on the SRs which were part of
product/upgrade issues.
Environment/Tools: Linux, Windows XP, ORACLE 11g, OBIEE 11g, BI Publisher, PL/SQL
Sr. Programmer Analyst
AON-Hewitt, Chennai (India) Sep 2008 – Apr 2011
Client: YSA Clients from North America
Project: Yours Spending Account (YSA)
Responsibilities:
- Client data received via EFT (Electronic File Transfer) in the Mainframe generational datasets. SAS programs will
be written to reformat these data as required. Created Analysis along with some CODE SNIPPETS to aid in the
programmer.
- Depending on the plans that the clients have enrolled in we distinguish the participant data via SAS programs that
involves querying DB2 data as well via SQL queries. Some of the plans that include are Wired Commute plan for
Transportation and Parking reimbursements, Tuition and Adoption Plans, Contribution plans for Health and
dependent care that are most familiar with US citizens.
Environment/Tools: Mainframe, DB2, JCL, SAS, and SQL
Education
Degree / Specialization – Bachelor of Engineering / Electronics and Communication Engineering
University – Anna University
Year – 2007