Vishwanath Subramanian
Accomplished data leader with substantial expertise in technology management and a proven track record of achieving significant results.
Experience
Senior Director,Data – Personalization & AI
2021 - Present- Maintain custom golden profile – core to all marketing, Machine Learning and personalization activities
- Manage all adtech backbone and Samsung integrations with agency
- Support Customer Data Analytics leading a globally team distributed across US, Korea and India
- P&L - Drive retargeting programs with incremental revenue over $300M using automated personalization engines and advanced AI to target customer behavior on Samsung.com/us
- Enable AI integration and ML workflows using Samsung-internal LLM
- P&L Responsibility accountable for over $300M in revenue using data activations across channels
- Build out 360 views of Customer data consolidating 100+ data sources for CRM
- Collaborate with Samsung leadership in Headquarters and work across teams in India, US and S Korea for delivery
- Manage 5+ Managers that supported workstreams including Privacy, Personalization and Core Customer data
- Integral to onboarding Samsung's first ever Customer Data Platform (CDP) to set up foundation for near real-time personalization and multi-channel targeting
- Key innovator with 1 provisional patent filed for Automated Personalization Engine
- Key partner with Legal, Privacy, Trust and Safety teams
- Recipient of 2024 Samsung CEO global award – (one of the 11 employees awarded out of 20K+ employees in the US)
- Tech Stack: Google Cloud, AWS, In-house Samsung LLMs (Gauss) and tooling
Director, Data Analytics and Engineering
2017 - 2021- Lead Enterprise Data Analytics enabling data services across the organization across all domains – Retail, Supply Chain, Marketing, Customer etc.
- Lead a 100+ global team consisting of Platforms, Data, Operations and Managed Applications.
- Built out Enterprise Analytics Platform at scale.
- Deployed AI/ML solutions resulting in over $8M incremental revenue across projects
- Innovated on internal frameworks like Deep Brew (AI/ML), InfraGenie (Azure Infra) and BrewKit (DS/Engineering environments)
- Support Data Science at Starbucks to deliver next gen personalization and real-time analytics working closely with the business.
- Focused on building out automated frameworks for democratizing responsible AI/ML at scale.
- Winner of multiple Starbucks 'Bravo' award for delivering business results (2019, 2020)
- Responsible for all things enterprise analytics data wrt governance, security and enablement.
- Tech Stack: All things Azure
Director, Consumer Data Engineering
2014 - 2017- Part of core team that built the Next Generation Analytics Platform
- Built data products with a 360 degree view of Nike customers tracking engagement across millions of users traversing multiple petabytes of data (project Apollo)
- Built the internal Nike Member Identifier – a grain to identify over 100 million Users effectively across experiences
- Enabled Data Science and Machine Learning at Scale to power Nike Personalization. Built out first generation Data Science Factory patterns.
- Part of core team that built the Next Generation Analytics Platform at PB scale.
- Built the Member Identifier grain (Member ID) that is the bedrock of all Nike Member engagement initiatives
- Powered multiple metrics and operational tools – Infrastructure reporters, EMR monitors, web applications to monitor report runs.
- Rated "Exceptional" Employee (highest Rating) due to my contributions on the above projects.
- SME on Hadoop and related tools
- Tech Stack: AWS , Python, R, Hadoop, Pig, Scala, Spark, SQL, Cassandra, SaaS products, ML frameworks, Tensor Flow
Engineering Manager
2012 - 2014- AOL Mail Deliverability Manager, managed all customer issues involving sending/receiving AOL Mail – More than 500 customer requests per day from a system that processed more than 6 billion emails per day
- Speared the implementation of critical industry impacting initiatives such as DMARC rollout
- Managed a cross functional team building out customer support tools using multiple technologies
- Analysis of issues across Mail systems
- Wrote multiple algorithms to help customer user experience using big data processing languages such as Apache Pig
- Designed and implemented production environment complex scripts that consume millions of rows of data daily to generate user migrations across hardware (Project Ziptopia)
- Managed up escalations and reporting to Executive Management as well as external customers.
- Executed multiple big data projects using technology stack including Flume, Hbase, Pig
- Represented AOL at industry events such as MAAWG – Anti Abuse Working Group
- Tech Stack: LAMP, Tableau, On-prem, Hadoop, Early versions of Spark
Senior Analyst, Customer Data
2011 - 2012- Analysis of customer service complaints to justify policy changes and analyzing customer data for insights.
- Forecasting financials and goal setting for multiple processes
- Report Automation and statistical analysis on large data sets.
- Spearheaded the piloting of the airline's Social Media engagement including Vendor selection, building custom Tools for advanced metrics
- Proactively involved in knowledge transfer, and process optimization
- Creation of ad-hoc tools/ dashboards for executive management
Presentations & Talks
Skills
Programming Languages
Technologies
Tools
Awards & Recognition
Samsung CEO Award (2024)
• Starbucks Bravo Awards (2020, 2019)
• Recipient of full International Student Scholarship from the University of Arizona
2010 Gallo Technical MBA Case Competition (1st Place)
Education
University of Arizona
University of Madras
University of Madras
Maintainer

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Liber Opus
Recommendation engine to discover and rate books.Get personalized recommendations based on your interests. Next.js, Tailwind CSS, FastAPI, Vercel
View Project →Certifications
AWS Certified Developer Associate
Azure Architect Technologies
Tensorflow Developer
Certified Product Owner
Book Reviews
Python for Data Scientists and Engineers
Technical Reviewer
O'Reilly Learning Spark 2nd Edition, 2020
Technical Book Reviewer