San Jose, CA
- Architecting enterprise-grade customer identity, passwordless authentication, and login security solutions utilizing OAuth 2.0, OIDC, and AWS Cognito.
- Designed and implemented step-up MFA and SSO identity federation architectures for eBay and its newly integrated subsidiaries, Goldin and Tise.
- Engineered and deployed POCs for Digital Identity Wallets, Passkeys, and a config-driven Identity Platform across business domains.
- Evangelizing and driving internal adoption of agentic AI technologies (Claude Code, Cline) to optimize engineering velocity.
Java
Python
Spring Boot
AWS Cognito
AWS Lambda
DynamoDB
React
Oracle
OAuth 2.0
OIDC
Claude Code
Cline
Mountain View, CA
- Designed and developed high-availability, cloud-native backend services supporting digital vehicle keys and real-time in-vehicle notifications.
- Managed architecture, deployment, and identity integration strategies on Azure cloud infrastructure, leveraging Azure B2C for secure user management.
- Partnered closely with UX, product management, frontend, and embedded systems teams to establish end-to-end feature designs.
Java
Kotlin
Spring Boot
Azure
Azure B2C
CosmosDB
REST APIs
San Jose, CA
- Architected core distributed identity and platform services capable of processing over 10 billion requests per day with high reliability.
- Designed and implemented security and identity fabrics across PayPal domains based on OAuth 2.0, OIDC, SCIM, RBAC, JWT, and global SSO.
- Directed the technical identity integration of major acquired subsidiaries — including Venmo, Xoom, Zettle, and Braintree — into the core PayPal ecosystem.
- Spearheaded the architectural migration of a legacy C++ monolith into a modular, reactive Java REST microservices framework using Spring and RxJava.
- Guided and mentored multiple cross-functional engineering teams ranging from 5 to 15 developers, consistently ensuring high-quality, timely product releases.
Java
Node.js
Spring
RxJava
Kafka
GraphQL
REST
SCIM
OAuth 2.0
Terraform
Oracle
BigQuery
Jenkins
Santa Clara, CA
- Spearheaded the design and architecture of critical components within Gigamon's high-performance network device management interface.
- Engineered an enterprise search and indexing solution using Elasticsearch; built a high-volume network traffic capture, storage, and analysis engine utilizing Postgres and custom nfcapd extensions.
- Built and launched an AWS-based cloud solution tailored for real-time network visibility and traffic monitoring.
AWS
Java
Spring Boot
REST APIs
Elasticsearch
MongoDB
Postgres
OpenTSDB
Netflow
C
San Jose, CA
- Co-designed and built a highly automated, self-service private cloud platform used internally by thousands of eBay developers.
- Created robust REST APIs, command-line interfaces (CLIs), and web applications to automate underlying cloud infrastructure provisioning.
- Acted as technical lead for a team of 5–10 software engineers.
Java
Spring
Python
OpenStack
RabbitMQ
Oracle
MySQL
REST
Docker
CI/CD
Minneapolis, MN
- Developed Java/Spring enterprise healthcare applications for a client in the health insurance domain.
- Worked on services to integrate data from multiple insurance providers.
- Led a team of engineers; responsible for design, development, and delivery of features to the client.
Java
Spring
CORBA
REST
SQL
Swing
Fairfax, VA & Ann Arbor, MI
- Designed Java/Spring medical document management and storage solutions integrated with FileNet and Oracle.
- Developed SOAP and REST services, batch processes, Java applets, stored procedures, and image processing with VBScript and Inputaccel.
- Improved the reliability of processing faxed documents from 70% to over 97%.
Java
Spring
REST
JSF
JSP
Oracle
Filenet
HL7
JMS
India & UK
- Built Java and C#.NET business applications for public benefits and healthcare domains.
- Built a web-based platform for UK NHS using Java, JSP, EJB, and Oracle.
- Worked as onsite coordinator for the team in the UK; managed project deliveries, gathered customer requirements, and coordinated with the offshore team.
C#.NET
Java
JSP
EJB
Websphere
Oracle
SQL Server