PARICHAY SINHA ROY
Plano
Summary
Engineer with expertise in Big Data Architecture and Mainframe technologies at Cognizant Technology Solutions. Proven track record in mentoring teams and improving collaboration for timely project delivery. Technical lead skilled in aligning technology solutions with business objectives to tackle evolving challenges. Prepared to leverage extensive experience in a new role focused on growth and advancement.
Overview
19
19
years of professional experience
Work History
Manager - Projects
COGNIZANT TECHNOLOGY SOLUTION
Kolkata
07.2024 - Current
- Led development of in-house application for Lexus Dealers to analyze performance metrics.
- Created project plans to direct execution and optimize resource allocation.
- Collaborated with product owners to implement business rules, ensuring accuracy of metrics calculations.
- Managed task assignments and conducted code reviews for 12-member technical team as Technical Lead.
- Facilitated smooth integrations by engaging with cross-functional teams on upstream and downstream processes.
- Developed CI/CD pipelines using YAML scripts to automate Scala package building and deployment.
- Provisioned AWS infrastructure using Terragrunt, enabling scalable and repeatable deployments.
- Designed data model in collaboration with API/Micro-Services team to fulfill application data requirements.
Manager - Projects
COGNIZANT TECHNOLOGY SOLUTION
Kolkata
08.2023 - 06.2024
- Migrated a complex Java batch jobs to Spark Scala, optimizing data processing for performance and scalability.
- Ensured adherence to engineering best practices and collaborated closely with business stakeholders for requirement analysis.
- Worked as an individual contributor to remove technical blockers in a stringent timeline.
- Played a pivotal role in integrating the modernized solution with the Customer Central Oracle DB hosted in AWS RDS.
Senior Data Platform Engineer
COGNIZANT TECHNOLOGY SOLUTION
Kolkata
02.2019 - 11.2023
- Analyzed various applications to extract KPIs for metrics reporting and designed a metrics reporting framework.
- Created Data Marketplace Web UI using Python Django and Flask, later redesigned with Angular.
- Mentored junior programmers through pair programming, fostering individual growth and contribution.
- Developed REST API for Hive integration using Spring Boot and OpenAPI Specifications.
- Automated log reading scripts for ingestion jobs, enabling Qlik dashboards for real-time monitoring.
- Established governance pipelines to maintain data integrity across systems.
- Executed multiple POCs, including Kafka, Mulesoft, and Spark, providing frameworks for application development.
Senior Developer
COGNIZANT TECHNOLOGY SOLUTION
Delaware
12.2016 - 11.2018
- Managed end-to-end lifecycle of credit card transactions for Card Holder Services team.
- Developed and optimized mainframe applications to improve transaction processing efficiency.
- Estimated backlog item sizes, converting them into scalable engineering designs.
- Assessed technical feasibility of new features, implementing solutions aligned with business requirements.
- Wrote and reviewed COBOL and JCL code adhering to established acceptance criteria.
- Executed release management tasks, conducting pre-release readiness checks.
- Coordinated meticulous planning for deployment to production, ensuring seamless execution.
Developer and Onsite Coordinator
COGNIZANT TECHNOLOGY SOLUTION
Newark
08.2010 - 11.2016
- Engineered OMNI accounting system in Mainframe to support comprehensive investment products, including domestic and global equities.
- Implemented robust accounting rules ensuring full IRS compliance across financial operations.
- Offered private banking solutions like performance measurement and customized client statements to enhance service delivery.
- Directed conversion of IAM files into DB2 tables by analyzing requirements and presenting actionable proposals.
- Oversaw a team of 15 offshore developers in coding and unit testing critical software components.
- Liaised with business users for thorough regression testing in UAT environments prior to deployment.
- Provided ongoing support for DB2-related application failures to uphold system reliability.
System Engineer
TATA CONSULTANCY SERVICES
Kolkata
05.2007 - 07.2010
- Enabled delivery from suppliers to depot seven days a week based on vendor and depot calendars.
- Developed online CICS screens to allow depot users to update working days.
- Created a new screen listing all vendors supplying specific depots, storing data in new VSAM files.
- Interconnected screens to enhance navigation and user experience.
Education
Bachelor of Technology - Electronics and Instrumentation Engineering
West Bengal University of Technology
01.2006
Skills
- AWS (S3, Lambda, Glue, RDS)
- Python, REXX, Shell scripting
- COBOL
- Kafka
- JIRA
- CI/CD practices using Terragrunt
- GitHub Actions and ServiceNow
- HDFS, Sqoop, Scala
- JavaScript and REST API
- DB2, IMS, SQLite, MySQL, SQL Server, and Hive
- Spring Boot and OAS
- Angular, Nodejs, TypeScript
- System design
- Big data ecosystem
- CA7, ZEKE, Oozie, ESP, OPC, Stonebranch
- TSO/ISPF, SDSF, and FileAid (DB2), Xpeditor, MQSeries
- AbendAid, ICETOOL, DFSORT, CA-PLATINUM
- Apache Subversion (SVN) and GitLab
- Rally and SharePoint
- Visual Source Safe (VSS) and Blueprint
- Confluence and IBM Data Studio
- HP ALM
Personal Information
Date of Birth: 11/28/82
Timeline
Manager - Projects
COGNIZANT TECHNOLOGY SOLUTION
07.2024 - Current
Manager - Projects
COGNIZANT TECHNOLOGY SOLUTION
08.2023 - 06.2024
Senior Data Platform Engineer
COGNIZANT TECHNOLOGY SOLUTION
02.2019 - 11.2023
Senior Developer
COGNIZANT TECHNOLOGY SOLUTION
12.2016 - 11.2018
Developer and Onsite Coordinator
COGNIZANT TECHNOLOGY SOLUTION
08.2010 - 11.2016
System Engineer
TATA CONSULTANCY SERVICES
05.2007 - 07.2010
Bachelor of Technology - Electronics and Instrumentation Engineering
West Bengal University of Technology