Ashish Singh Chauhan

Senior Java Developer with 6+ years of hands-on experience designing, building and maintaining scalable server-side applications using Core Java, Java 8/11, Spring Boot, Java EE, multi-threading and domain-driven microservices. Strong in RESTful API development and integration, API security with OAuth2, JWT and SSL, JSON/XML data exchange, JUnit/Mockito testing, and automated CI/CD pipelines with Jenkins, GitHub Actions, Maven, Git, Docker and Kubernetes. Experienced in event-driven, asynchronous architectures on AWS (SNS, SQS, SES), and in working with cross-functional teams and international clients to meet non-functional requirements such as scalability, performance and reliability. AWS Certified Solutions Architect with a solid grounding in infrastructure concepts.