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I'm Srikanth Karni, a Senior Java Developer with over 9 years of experience delivering enterprise solutions. I specialize in resilient microservices, distributed event pipelines, cloud-native deployments on AWS EKS, and scalable data pipelines. I enjoy collaborating with cross-functional teams, driving DevOps automation, and building analytics dashboards to empower stakeholders. I focus on performance, security, and maintainable code, and I enjoy mentoring juniors and guiding domain-driven design.…I'm Srikanth Karni, a Senior Java Developer with over 9 years of experience delivering enterprise solutions. I specialize in resilient microservices, distributed event pipelines, cloud-native deployments on AWS EKS, and scalable data pipelines. I enjoy collaborating with cross-functional teams, driving DevOps automation, and building analytics dashboards to empower stakeholders. I focus on performance, security, and maintainable code, and I enjoy mentoring juniors and guiding domain-driven design.

Srikanth Karni

Full Stack Developer, Back-End Developer, Web Developer, +2

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I'm Srikanth Karni, a Senior Java Developer with over 9 years of experience delivering enterprise solutions. I specialize in resilient microservices, distributed event pipelines, cloud-native deployments on AWS EKS, and scalable data pipelines. I enjoy collaborating with cross-functional teams, driving DevOps automation, and building analytics dashboards to empower stakeholders. I focus on performance, security, and maintainable code, and I enjoy mentoring juniors and guiding domain-driven design.…I'm Srikanth Karni, a Senior Java Developer with over 9 years of experience delivering enterprise solutions. I specialize in resilient microservices, distributed event pipelines, cloud-native deployments on AWS EKS, and scalable data pipelines. I enjoy collaborating with cross-functional teams, driving DevOps automation, and building analytics dashboards to empower stakeholders. I focus on performance, security, and maintainable code, and I enjoy mentoring juniors and guiding domain-driven design.

Available to hire

I’m Srikanth Karni, a Senior Java Developer with over 9 years of experience delivering enterprise solutions. I specialize in resilient microservices, distributed event pipelines, cloud-native deployments on AWS EKS, and scalable data pipelines.

I enjoy collaborating with cross-functional teams, driving DevOps automation, and building analytics dashboards to empower stakeholders. I focus on performance, security, and maintainable code, and I enjoy mentoring juniors and guiding domain-driven design.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Work Experience

Sr. Java Developer at Optum

January 1, 2024 - October 27, 2025

Architected prescription-claims microservices using Java 21 and Spring Boot 3.2 to achieve sub-100 ms P99 latency across AWS EKS clusters. Refactored synchronous eligibility checks into event-driven flows with Apache Pulsar 3.2 and Project Loom virtual threads, and implemented GraphQL gateways via Netflix DGS and Apollo Server to modernize data retrieval. Adopted Quarkus native-image builds on GraalVM 23 to shrink container memory and speed up cold starts. Established GitHub Actions workflows with parallel Maven Testcontainers suites, deployed via Helm on AWS EKS with Argo CD for GitOps promotions. Provisioned Aurora PostgreSQL 15 clusters, integrated Redis caches, instrumented with OpenTelemetry and Prometheus, and secured APIs with OAuth 2.1 and Keycloak for SOC 2 compliance. Implemented NGINX Ingress with ModSecurity, performed chaos testing with Gremlin, and introduced Flyway migrations for zero-downtime quarterly releases. Created custom Grafana panels and dashboards for stakehold

Java Developer at Deutsche Bank

December 31, 2023 - December 31, 2023

Engineered domain-driven logistic microservices using Java and Spring 4.3, delivered on WebLogic 12c with Jersey 2 REST endpoints and Swagger documentation. Introduced Hibernate 4 second-level cache with Ehcache, built Vaadin back-office consoles, and automated CI/CD pipelines with Jenkins/Ant for blue-green deployments. Implemented RabbitMQ-based asynchronous messaging, Flyway-based migrations, and proactive monitoring with Prometheus, Grafana, and ELK. Secured APIs with OAuth 2.0/resource-server via Spring Security and Keycloak, and implemented Oracle 19c-based data access with mapping via MapStruct.

Full-Stack Developer at LogRhythm

August 31, 2021 - August 31, 2021

Developed threat-detection microservices using Java 14 and Spring Boot 2.4, with streaming correlation rules in Apache Flink 1.11 and Kafka 2.6 to reduce false positives. Built responsive dashboards in Angular 10, containerized on Docker 19.03 and deployed to AWS Fargate. Implemented dynamic service discovery with Consul and Envoy, integrated OpenTelemetry tracing with Prometheus metrics, and secured endpoints with Keycloak. Migrated data access to R2DBC with PostgreSQL 13 and automated CI via GitLab/Kaniko to AWS ECR.

Java Backend Developer at Cyber Infrastructure (P) Ltd

August 31, 2019 - August 31, 2019

Built high-frequency trading microservices on OpenShift with Java 17 and Spring Boot 2.x. Integrated Kafka and Pulsar streams for market data, created reactive endpoints with WebFlux, and developed Angular-based dealer workstations. Used Oracle 19c and Redis caches, implemented CI with Jenkins/Kaniko, and secured endpoints with Keycloak/OAuth. Implemented Liquibase DB migrations and crafted Docker Compose-based QA environments for rapid testing.

Java/J2EE Developer at Sagar Informatics Pvt. Ltd

May 31, 2017 - May 31, 2017

Architected courier-routing modules with Java/J2EE and Struts 2, integrated Hibernate 3 with Oracle 11g, and delivered JSP/JS-based customer portals. Built SOAP services with Apache Axis and JAX-RS resources, automated builds with Ant and SVN, and implemented OAuth2 with Spring Security. Produced JasperReports and ELK-based log analytics for operations, and migrated to Git-based workflows while mentoring juniors.