• Developing cloud-native applications/APIs using Java/NodeJS, Spring Security OAuth2, Swagger, Spring Boot Framework Netflix OS (Zuul, Hystrix Circuit Breaker, Eureka, Ribbon), Kafka, Spring Cloud React/Redux. • Building JWT, SAML, OAuth, OIDC solutions, authorization, authentication, token-based security, etc. • Work with AWS Cloud services such as EC2, S3, EBS, lambda, ELB, Route53, Cloud Watch, Security Groups, Cloud Trail, IAM, Kafka, Kinesis, DynamoDB, DMS, Cloud Front, RDS, and Glacier. • Expertise in DevOps, Automation, CI/CD, and Application deployment with Docker, ECS, and Kubernetes. Working in Agile methodologies (Scrum, XP) and cross-functional teams (Product Owners, Scrum Masters, Developers, Designers, Business Analysts) • Implementing transaction management and persistence using ORM frameworks (JPA, iBatis, and Hibernate). Working knowledge of cloud observability, monitoring tools, Secrets Management, SSM and Vault. • Identity and access management using SSO, SAML, OAuth, OIDC, etc. and Key Management Systems (KMS) • Hands experience with microservices development using container technologies (Docker, etc.) and familiarity with container orchestration platforms (Kubernetes, etc.) • Working with Web Services lifecycle (design, build, test, deploy), API versioning and design approaches, tools, inter-operability, and SOA concepts. • Integrate Auth0/Okta as a 3rd party authentication/authorization provider, using Oauth and JWT. • Working experience with the latest industry-standard specifications for Authentication, Authorization (SAML Federation, OAuth 2.x, OpenID Connect). • Working with Relational databases (Oracle, Aurora MySQL) and NoSQL (DynamoDB), caching solutions (Redis, Elastic Cache) and messaging/queuing protocols like (Kafka/JMS/IBMMQ). • Use Observability tools like Dynatrace, SumoLogic and Grafana. Configuring Datadog monitors and OpsGenie alerting to improve continuous operation and resiliency of apps.