Raghuraman Sundararajan
Velachery
Summary
- Certified PMP, AWS & Google Cloud professional with over twenty-five years of extensive & rich IT experience in Engineering/Support Operations, Project Management, Site Reliability Engineering and DevOps with organizations of high repute in IT industry. Excellence in providing best practices and executing large & complex support projects. Provide leadership to large team of ~20 Engineers and Managers spreading across geographies providing 24
- 7 development.
- Expertise in all phases of SDLC including Roadmap creation, Estimation, Prioritization, Design, Implementation and postproduction support. Engineering leadership includes AI production grade implementation, Cloud (AWS/GCP) implementation and classic Business Development, Platform Capability build out projects. Proven capability of leading a large organization across multiple geo locations. Currently providing leadership to more than 20 Engineers with a combo of Full Time Employees & Alternate Work Force. Responsible for right hiring and employees’ talent development, career growth. My leadership style is characterized by strong customer centricity, aligning with organization goals and providing servant leadership to employees. Expertise in Critical Incident Management, Problem Management, Service Delivery, relating to platforms and enterprise applications Extensive experience in end-to-end Project Management from scoping through delivery of projects including Run the Business (RTB) support, support transition, and transformation projects Strong focus on Efficiency, Reliability and Auto Remediation programs to scale without inflating Operating Expenses (Opex). Proficient in leading Data Platform Management: maintaining, and administrating underlying Data Lake, Data Movement, Data Integration, OLTP Database, and Data warehouse systems Proficient in working with software vendors for licence negotiation & support escalation and working with Managed Services Partners Possess strong understanding of Payment/eCommerce ecosystem with deep knowledge in backend data processing Experience in managing Backend, Cloud, Middleware and Dev Platforms Experience in managing GitHub, Jenkins, Kubernetes, Splunk, SignalFX, DataDog Proficient in managing DevOps, SRE, Release, Product Support functions of highly scalable, critical pricing/foreign exchange/data applications.
Overview
34
34
years of professional experience
12
12
Certifications
1
1
Language
Work History
Sr. Manager III, Software Engineering
PayPal India
01.2024 - Current
- Lead multiple engineering scrums:
- Pricing Platform Capability Building using classic software development along with Gen AI/LLM, 80% reduction in End-To-End processing time
- Migrate Pricing and FX applications from legacy Java stack to AWS hybrid for PayPal World project
- Migrate Pricing and FX applications from legacy Java stack to GCP hybrid as part of Payments’ migration into Cloud
- Execute business enablement projects to optimize revenue generation
- Converge, Geo Expand, build new capabilities while integrating Zettle with PayPal’s Pricing Engine
- Implemented Tech Excellence initiatives including CI/CD migration, framework upgrades, production deployments.
- Engineering data products like Sigmod focusing on providing insights into PayPal’s Pricing and FX products. Insights include Sale Deal Performance, Industry Trend, Comparable Merchants, Audit, Merchant Churn Prediction, Commercial Leakage, Volume Tiers etc. Build Technology roadmap for data products.
- Role as Senior Manager, Software Engineering:
Sr. Manager III, Operations and Resiliency
PayPal India
03.2023 - 12.2023
- Provide 24
- 7 support to PayPal’s extremely concurrent, scalable Java applications (10000 hits a second) of Financial Products Platform like Pricing, Foreign Exchange, Tax and Datamart:
- Build, Deploy, Test, Release cycles including Production Deployments and Release Management (GitFlow, CI/CD, DevOps, SonarQube, Manifest promotion/certification)
- SRE activities including Monitoring, Capacity, Change, Incident, Root Cause Analysis, Blameless Postmortem, RTB/KTL/O
- Tool reduction and Opex reduction through Operational Efficiency initiatives and automation
- Carried out tech excellence, support projects
- Dashboard reporting of Operational and Platform KPI metrics
- KPIs include Availability, Latency, Time to Market, Release efficiency, Failed Customer Interaction, MTTA/MTTR, Change Success Rate, Quality/Bug/DORA metrics.
- Role as Senior Manager, Operations and Resiliency
Sr. Manager II – Data Platform Engineering & Operations and Scheduler Platforms
PayPal India
03.2021 - 02.2023
- Managing PayPal’s 50,000 Analytics + 10,000 Batches + 40,000 ETL + 5,000 Data Replication and Streaming Jobs
- Rendering support to 6,00,000 batch executions catering to a wide variety of use cases like settlement (ACH, Next Day Settlement, Faster Settlement, etc.), Merchant Reporting, Finance, Accounting, Credit, Compliance, Risk, Fraud, Business analysis, Business Reporting, Data Science
- Running Batch SRE scrum following Agile practices to achieve Ops Uplift goals like measurability, hardening, uplift, tooling & automation, etc. Outcome: Ensuring delivery parameters include restricting job abort rate to less than 0.5%, restricting number of incidents to less than 200 a day, etc.
- Responsible for BCP/DR of staff and production systems.
- Heading a team managing enterprise class schedulers like Control-M, UC4 and Open-Source scheduler Airflow
- Designed 3-year strategy for schedulers to ensure PayPal gains most by reducing licensing costs
- Role as Analytics/Batch/Data/ETL/Scheduler Operations + Big Data Platform Support + SRE Manager:
Manager – Database DevOps, Engineering & Operations
PayPal India
07.2009 - 10.2013
- Managed eBay/PayPal’s 10,000+ databases spread across 200+ TB of disk space, Production, Pre-Production, Post-Production, Load and Performance (L&P), QA and Dev environments. Outcome: 99.995% database availability and compliance to project delivery schedules & delivery parameters
- Built and directed L3, L2, L1, Delivery, Release, QA DBA teams comprising of 20+ seasoned DBAs
- Supported:
- Thousands of DB clones every month through NetApps FlexClone technology
- Complex GoldenGate infrastructure for replication and downstream databases
- Implemented Follow the Sun support model, business continuity plan for seamless operations
- Role as Database DevOps/Engineering/Operations Manager (Site Operations):
Team Manager (Service Delivery Manager)
PayPal India
07.2009 - 10.2013
- Managed geographically distributed teams of more than 50 consultants, Support/ COE teams; evaluated processes & procedures in support organizations in US, Ireland & Germany for replication of set up in India
- Created programs for retention of talents, mentored new hires through various training programs apart from establishing escalation procedures & SLAs
- Liaised with clients & 3rd party vendors, conducted performance evaluation of employees, established business continuity plan for the support organization
- Role as Support Team Manager (Service Delivery Manager):
Performance Consultant (Center of Excellence, SAP)
PayPal India
07.2009 - 10.2013
- Performed technical/ business performance optimization of customers’ core business transactions; analysed system performance and provided advanced parameter recommendations at Application, Database, OS and H/W levels with a focus on performance.
- Evaluated & suggested on OS related issues like paging & CPU utilization; mitigated I/O bottlenecks, disk hotspots and network related issues.
- Identified & optimized expensive SQL statements, hardware capacity sizing & verification apart from troubleshooting & optimization of critical transactions through Application, SQL and Application traces
- Role as Performance Consultant (Center of Excellence, SAP):
Senior Manager – Projects
CSC India Pvt. Ltd.
08.2007 - 06.2009
Support Team Manager
SAP Labs India
01.2004 - 08.2007
Senior Consultant
Capgemini Ernst & Young Consulting
11.2002 - 12.2003
Module Leader
Xerox India Ltd.
02.1998 - 11.2002
Erection Engineer
Voltas India Ltd.
09.1993 - 09.1997
Shift Supervisor (Production Engineer)
Malwa Cotton Mills
07.1992 - 07.1993
Education
B. Tech - Textile Technology
Anna University
ChennaiSkills
ERP: SAP R/3 4x, Oracle Applications Manufacturing (107), SAP SCM 40
Database: Oracle (7x, through 11G RAC), and SAP LiveCache (73x, 74x), MySQL, MS-Access
Cloud: AWS, Google Cloud Platform (GCP), Big Query, Kubernetes
Batch/ETL/Big Data: Hadoop, Informatica, Teradata, Kafka, Spark, UC4, Control-M, Airflow
Data Science: Python, Pandas, SciKit, MLLib, ML
Accomplishments
- Production implementation of Gen AI/LLM use cases. Greenfield Hybrid Cloud Implementation
- Transformation of Development support organization into a performing DevOps/SRE organization to scale and automate.
- Won awards from third party orgs like Quantic, Technophiles for “Best project team in CI/CD, APM, Observability, TechOps etc”
- Published blog on “Unlocking the Essence of Performance Measurement Strategies”
- Shift left through Operational Efficiency, Automation, Process streamlining and reduce OPEX cost by 30% Y-o-Y
- Pivotal role in establishing a unified Batch Reliability Engineering organization, integrating many silos like Enterprise Data Warehouse, Batch, ETL, BML Operations etc. to gain efficiency and provide elevated experience to customers
- Significant role in building platform support organization for RDBMS systems, Hadoop & Teradata platforms
- Successfully transformed part of organization from Operation centric to Site Reliability Engineering.
- Instrumental role in:
- Reducing Cost of operations by improving operational efficiency, process enhancement, location strategy, problem management, tooling & automation, and strategic outsourcing
- Reducing OPEX from USD 3.0 Million a year to USD 1.5 million a year spanning over 3 years without compromising on quality of services and assimilating expanding scope of work.
- Improving Customer Satisfaction NPS from 70% to 85%
- Built:
- Various reliability/efficiency tools: Crystal, Optimus, CoBots in a PO capacity using Java & Python technologies
- Physical command center (NOC) in PP-Chennai and staffed 24
- 7 Operations
Certification
Project Management Professional (PMP) from PMI, USA
CORE COMPETENCIES
- Team Building & Leadership
- Data Platform Administration/Operations
- Production Support
- DevOps/SRE
- Product Support Lifecycle
- Product Development
- Gen AI / LLM
- AWS, GCP & Hybrid Cloud Solutions
- Project Management
Timeline
Sr. Manager III, Software Engineering
PayPal India
01.2024 - Current
Sr. Manager III, Operations and Resiliency
PayPal India
03.2023 - 12.2023
Sr. Manager II – Data Platform Engineering & Operations and Scheduler Platforms
PayPal India
03.2021 - 02.2023
Manager – Database DevOps, Engineering & Operations
PayPal India
07.2009 - 10.2013
Team Manager (Service Delivery Manager)
PayPal India
07.2009 - 10.2013
Performance Consultant (Center of Excellence, SAP)
PayPal India
07.2009 - 10.2013
Senior Manager – Projects
CSC India Pvt. Ltd.
08.2007 - 06.2009
Support Team Manager
SAP Labs India
01.2004 - 08.2007
Senior Consultant
Capgemini Ernst & Young Consulting
11.2002 - 12.2003
Module Leader
Xerox India Ltd.
02.1998 - 11.2002
Erection Engineer
Voltas India Ltd.
09.1993 - 09.1997
Shift Supervisor (Production Engineer)
Malwa Cotton Mills
07.1992 - 07.1993
B. Tech - Textile Technology
Anna University