Responsibilities include:

• As Senior Director, I lead the strategy, roadmap, and engineering for a global Loyalty organization, managing multiple high-performing teams across Data Engineering, Machine Learning, API, and Offers domains.

• In Data Engineering, I lead multiple global teams and build scalable platform on Google Cloud Platform and on-prem Hadoop, delivering data-driven products using BigQuery, DataProc, Cloud Composer, and BI tools. We create a unified data layer that simplifies ingestion, transformation, enrichment, metadata management, and governance for real-time and batch data, ensuring reliable, accessible data for all consumers.

• I lead the Loyalty Machine Learning teams to translate business needs into AI/ML solutions, leveraging hybrid cloud environments (AWS and Google Cloud) and on-prem resources. We focus on scalable ML pipelines with strong governance and metadata management to drive impactful machine learning products.

• Overseeing the Global Loyalty API teams, I manage the development of customer-facing APIs using Golang/REST and Node/GraphQL. These APIs power Amex’s mobile and web platforms, integrating multiple backend systems. Our architecture employs macro- and micro-services built on cloud-native principles to deliver high performance and resilience.

• I also lead Offers teams that deliver key business capabilities connecting Amex customers with merchant offers. The offers platform uses a space-based, in-memory computing architecture enabling massive-scale transactions at <25ms latency. modernizing it on Go/Java services and distributed relational and NOSQL databases.

• My leadership drives innovation, operational excellence, and team growth, consistently delivering transformative outcomes and enhancing customer experiences on a global scale.

Responsibilities include:

As a Senior Engineering Director, I drive strategic vision, roadmap development, and engineering execution across Sales and Marketing, delivering transformative initiatives with substantial business impact and cost efficiencies.

Key Achievements

Hybrid Cloud Data Platform:

• Led global development of a hybrid cloud data platform, seamlessly integrating private and public clouds via real-time, batch, and event-driven channels. Empowered users with a self-service platform for codeless data discovery, experimentation, and automated integrations.

• Generated over $25 million/year in capex/opex savings.

• Accelerated data integration, with users establishing 500+ real-time and batch integrations within months, processing terabytes and enabling event-driven workflows, saving an additional $6 million annually.

• Championed zero-touch production deployment pipelines leveraging cloud-native technologies.

• Leveraged Hadoop/Big Data for massive-scale batch processing, data modeling, analytics, governance, and ML initiatives.

Automated Data Fabric Platform (ADF):

• Spearheaded a sophisticated data fabric within our data lake, powering sales and marketing data products.
• Implemented a modular, rules-driven approach on big data platforms for efficient data ingestion, transformation, enrichment, and multi-format export.
• Enabled rapid, codeless configuration and deployment of new/aggregated data attributes within minutes.
• Established robust data modeling, governance, and metadata management practices, ensuring data integrity and accessibility.
• Ensured comprehensive support for low-latency databases and real-time APIs (GraphQL, REST), enhancing organizational data accessibility and agility.

My leadership focuses on innovation, operational excellence, and business agility, consistently delivering scalable, cost-effective solutions that drive measurable enterprise value.

Responsibilities include:

• I lead multiple high-performing global teams, driving large-scale architecture and design initiatives across the organization. My leadership is rooted in cross-functional collaboration, strategic team building, and a commitment to hiring and developing top talent.
• I foster a culture of innovation and serve as a trusted technical mentor, ensuring teams are empowered to build and optimally operate robust, scalable platforms.
• I champion informed technology investments and the creation of reusable components-SDKs, frameworks, and platform “legos”-to accelerate development and enhance efficiency.
• As an advocate for innersource and open-source practices, I drive knowledge sharing and collaboration both within and beyond the organization, continually raising the bar for engineering excellence.

Responsibilities include:

• Championed technological advancement by leading engineering teams in the design, development, and optimization of cutting-edge Big Data applications and platforms.

• Orchestrated the creation of complex data ecosystems, establishing robust data pipelines, designing sophisticated event-driven architectures, and implementing high-performance Kafka applications for real-time processing.

• Cultivated and empowered engineering talent, serving as a pivotal technical mentor and driving forces behind team building, hiring, and professional development.

• Delivered significant performance gains through expert Big Data optimization and the development of highly scalable APIs, leveraging extensive experience with NoSQL databases (HBase, ES, Couchbase, MemSQL, Cassandra).

Responsibilities include:

• Directed the engineering of complex Java backend systems and microservices architectures, delivering high-quality, scalable applications.

• Mastered the implementation of diverse API specifications including REST, OpenAPI, and GraphQL, optimizing data interactions and system interoperability.

• Played a key role in leveraging Google Cloud Platform (GCP) for deploying and managing critical software infrastructure.

• Applied expertise in Big Data concepts, Apache Kafka, and NoSQL databases to solve challenging technical problems and enhance system capabilities.

Responsibilities include:

• Full-stack Java Developer responsible for the entire software development lifecycle, from requirements gathering to deployment.
• Specialized in building scalable backend solutions utilizing Spring and Struts frameworks within the Java EE ecosystem.
• Conducted in-depth Java performance tuning, resulting in significant improvements in application speed and resource utilization.
• Managed and configured critical application server environments on Linux, including IBM WebSphere, JBoss EAP, and Apache Tomcat, ensuring optimal operational efficiency and reliability.

Responsibilities include:

• Engineered and maintained core Java applications, playing a key role in the development lifecycle from design to deployment.
• Built dynamic web interfaces and business logic utilizing Java Servlets and JSP, ensuring seamless user interaction and data processing.
• Actively engaged in Java performance tuning, leading to tangible improvements in system speed and resource utilization.
• Expanded technical versatility by developing solutions in Python, contributing to a broader range of software projects.