# Shailendra Saini > Senior Manager, Information security | 4x AWS Certified | Solutions Architect | Location: United States, United States Profile: https://flows.cv/shailendra • Software engineering professional with a proven track of effective leadership and value demonstrated through 15+ years of experience in architecting and managing highly available and scalable applications. • Proven expertise in development and maintenance of Email platform , Banking and Retail applications , Portfolio Acquisitions applications, Data Re-engineering, ETL Data Warehouse and Legacy platform to AWS Cloud Migrations. • Experienced in Building, Leading, Mentoring and Expanding teams across cross functional areas, distributed frameworks and skills. • AWS certified - Solutions Architect , Sysops Admin, Data Analytics Speciality Areas of Expertise: Python 3, Spark-Scala, SQL, AWS IAM, EC2, EMR, S3, Cloud-formation, Terraform, Kafka, Kinesis , Snowflake, Redshift, Hadoop, Hive, Parquet, Postgres, MapReduce, Databricks, Jenkins, Control-M, Automic scheduler, Apache Airflow, Tableau, Unix, Data lake, Data pipelines, SQL Workbench, Syncsort DMX Mainframe, COBOL, DB2, JCL, VSAM, CICS, CA-7, Assembler, REXX, Endevor, FileAid, Expeditor, Changeman Agile Methodologies, Scrum, Jira, Kanban ## Work Experience ### Senior Manager, Information Security @ Walmart Global Tech Jan 2024 – Present Leading Risk and Compliance tools development ### Principal Software Engineer, Information security @ Walmart Global Tech Jan 2023 – Present ### Software Engineering Manager @ Twilio Jan 2021 – Jan 2023 • Lead a team of engineers to build and maintain highly available email events data processing systems using Kinesis, Kafka, AWS services, Snowflake, GO lang and python to process, store and aggregate billions of events daily in near real time, thus operating at a massive scale. • Lead Twilio Email message data store BCR/GDPR/HIPAA compliance initiatives. • Supported data share services to provide our customers services to retrieve near real time events information. • Lead the team to resolve challenges related to scaling and optimizing costs of email data platform. • Streamlined Twilio Email privacy data subject requests and sensitive data handling process. • Managed existing event datastore and lead the design to scale across geographical regions as well as contributed in building additional new product offerings that provide in-depth data insights for Fraud prevention, Customer behavior and Deliverability trends of Twilio’s customer's email program. • Built software vulnerabilities ticketing process and remediation workflow for Twilio Email infrastructure. • Lead the Operational excellence, Security and Privacy compliance initiatives for the Email platform infrastructure org ### Software Engineering Manager @ Capital One Jan 2015 – Jan 2021 | Greater Chicago Area • Manage a team of engineers to build and maintain multiple scalable Operational and Analytical card applications. • Lead the Business functional, Technical and Data modeling review meetings with Architects, Product owners and End users. • Translated evolving product requirements into engineering work for my teams. • Identified, managed and resolved critical technical dependencies and constraints for smooth execution of projects. • Slashed $200k/year operations costs by building automation frameworks to support new card partner onboarding. • Modernized and moved 8 Legacy platform applications to AWS to achieve Data centre exit goals. • Automated operational excellence processes with efficiency and in compliance with company guidelines. • Achieved $300K/year project cost savings by building improved ETL data pipelines using latest AWS cloud services and python. • Created analytical Optimization, Presentation and data Visualization layers in AWS S3, Redshift, Snowflake, and Quicksight. • Contributed to build end to end Data ingestion framework factory model to ingest data into cloud from multiple legacy sources Mainframes, Teradata. • Architected, Built and Presented new Data pipeline framework to 'Transform, Auto validate and Visualize data' at annual Capital One software engineering conference. • Reduced 2000 development hours by Building SMARTtool that automated ETL configurations efforts • Received multiple Tech-excellence awards at Capital One for redesigning applications to improve performance, user capabilities and automating processes to speed up project delivery. • Built and Executed Disaster recovery patterns for applications on AWS. • Collaborated with enterprise architecture team enrich the batch data movement patterns and benchmarking the new solution to transfer data from HDFS to S3. • Helped in new talent hiring, guiding, grooming and building a pool of domain expertise and technology leads ### Lead Software Engineer @ MUFG Jan 2009 – Jan 2015 | Greater San Diego Area • Technical Lead and hands-on contributor during the entire Software Development Life Cycle (SDLC) from conception & design, mock runs and releases. • Lead a team of 6 developers to develop banking operational and analytical applications in COBOL, DB2, JCL, VSAM , Assembler. • Liaison between disparate teams including Product owners, System Analysts, Business, IT, Architects, Infrastructure and Internal/External customers. • Resolved project technical and cross-functional issues. Responsible for performance tuning and instrumentation of Consumer banking applications, including troubleshooting and resolution. • Lead health and hygiene initiatives from inception to delivery for 9 retail banking platform applications. • Managed project scope, schedule and change control as well as monitoring project progress and performance. • Produced documentation for the converted code for on-going support and maintenance. • Upgraded the enterprise test environment to support the increasing number of large initiatives. • Built project critical success factors and quality metrics • Identified and managed critical dependencies and constraints for smooth execution of projects. • Built Nomenclature management tool to standardize the nomenclature of attributes as per enterprise metadata standards. ### Senior Software Engineer @ Tech Mahindra Jan 2007 – Jan 2009 | Bengaluru Area, India • Worked on multiple projects involving complex systems analysis, design and complete application development • Developed banking batch applications using COBOL, DB2, JCL, VSAM. • Built online CICS services and integrated them with distributed applications. • Worked with engineering leads and product managers on feature road maps • Provided L1, L2 and L3 production support, resolved high severity application defects. • Created a new portal to simplify the intake submission process and provide platforms to the business users to track application health and hygiene requests. • Performed peer reviews for TD, Coding and Unit testing of the application components • Prepared Technical specification documents for Key functionality changes. • Completed POCs and implemented solutions for EBCDIC TO ASCII conversion of the data files, French character conversion issues. • Debugged and Implemented solutions to resolve high severity compliance defects • As part of Innovation opportunities and plan to market team, played key  role in organizing brainstorming sessions and vendor evaluation for the video hosting platforms. • Received multiple quarterly STAR awards. ## Education ### Bachelor's degree in Engineering Visvesvaraya Technological University ## Contact & Social - LinkedIn: https://linkedin.com/in/shailendra-saini --- Source: https://flows.cv/shailendra JSON Resume: https://flows.cv/shailendra/resume.json Last updated: 2026-04-12