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Venkatesh - Java developer

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Location: Fremont, California, USA

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Venkatesh Donthi Shashidhar Senior Software Engineer San Jose, CA +1 (669) 265-9938 | [email protected] GitHub | LinkedIn SUMMARY Senior Software Engineer with 10+ years of experience designing and delivering scalable, cloud-native systems, including 8 years of hands-on AWS expertise. Strong background in Java, Spring Boot, and event-driven microservices, with deep experience building distributed systems deployed in production-grade environments. Strong background in system design (HLD/LLD), scalable API development, event-driven architecture, Kubernetes orchestration, and multi-region AWS deployments. Experienced in modernizing legacy monolithic platforms into resilient microservices ecosystems while strengthening performance, deployment reliability, and engineering velocity through CI/CD best practices. Experienced in frontend technologies including Angular and React, enabling full-stack collaboration and end-to-end feature delivery. Adept at driving architectural decisions, enhancing observability, implementing zero-trust security, and mentoring engineering teams in Agile environments. Core Competencies Backend Development & System Design (HLD/LLD) Cloud-Native Microservices Architecture Distributed Systems & Event-Driven Architecture AWS Cloud Engineering (8+ Years) Performance & Scalability Engineering API Design (REST & GraphQL) DevOps & CI/CD Automation Containerization & Orchestration Observability & Monitoring Full Stack Development TECHNICAL SKILLS Category Technologies / Tools Programming Languages Java, Python, JavaScript, TypeScript, C Frameworks & Libraries Spring Boot, Spring MVC, Spring Data, Spring Security, Spring WebFlux, Hibernate, Node.js, Express, Angular (8 12), AngularJS, React, Redux, RxJS Microservices & Architecture RESTful APIs, GraphQL, Event-Driven Architecture, Distributed Systems, SOA, Design Patterns Messaging & Streaming Apache Kafka, JMS, Event Queues Databases PostgreSQL, MySQL, Cassandra, MongoDB, Redis Cloud Platforms AWS EC2, EKS, ECS, Fargate, S3, IAM, VPC, ALB, CloudWatch, Auto Scaling, Multi-AZ Deployments DevOps & CI/CD Docker, Kubernetes, Jenkins, GitLab CI, Gradle, Maven Containerization & Orchestration Docker, Kubernetes, AWS ECS/Fargate Monitoring & Observability Prometheus, Grafana, Spring Actuator, SonarQube Testing Frameworks JUnit, Mockito, Selenium, Jasmine, Karma Version Control Git, Mercurial, GitHub, GitLab Build & Automation Tools Gradle, Maven, Jenkins Application Servers JBoss, Tomcat Security OAuth, mTLS, Zero-Trust Security, API Security Methodologies Agile/Scrum, SDLC, TDD PROFESSIONAL EXPERIENCE Cisco San Jose, CA Oct 2024 Present Senior Software Engineer Responsibilities: Designed and implemented cloud-native microservices using Spring Boot supporting global Webex provisioning services across multi-region AWS environments. Architected event-driven systems using Kafka enabling real-time indexing and semantic search across millions of meeting records. Designed HLD/LLD documents and led architecture discussions for scalable distributed systems. Deployed containerized services on AWS EKS and ECS with auto-scaling and fault-tolerant configurations. Spearheaded the migration to GraphQL APIs, defining schema design standards and improving cross-team API usability for frontend and platform services. Led performance optimization efforts for large-scale Cassandra clusters, refining partition strategies and compaction policies to enhance throughput and operational stability. Implemented secure service-to-service communication using mTLS and IAM-based authentication. Designed multi-AZ infrastructure ensuring high availability and disaster recovery readiness. Built observability dashboards using Prometheus and Grafana reducing incident detection time by 40%. Led AWS cost optimization initiatives by right-sizing EC2/ECS resources. Implemented CI/CD pipelines enabling blue-green deployments and reducing release cycles from weeks to days. Provided technical leadership and architectural guidance to engineering teams on microservices design principles, cloud-native patterns, and scalable system development. Collaborated with frontend teams to integrate GraphQL APIs into Angular-based Control Hub dashboards. Owned production support responsibilities, leading investigation and resolution of critical incidents while strengthening system resilience and operational reliability. Environment: Java 17, Spring Boot, GraphQL, Apache Kafka, Cassandra (10TB+), PostgreSQL, AWS (EKS, ECS, EC2, S3, IAM, CloudWatch), Docker, Kubernetes, Prometheus, Grafana, Jenkins, GitLab CI, LaunchDarkly Cisco San Jose, CA Aug 2018 Oct 2024 Senior Software Engineer Responsibilities: Led the architecture and end-to-end development of the Meetings Omni Search Service (MOSS), driving the design of a scalable distributed search platform powering enterprise-wide Webex recording discovery. Designed and deployed Spring Boot microservices on AWS ECS and Fargate to support high-volume order provisioning workflows in a scalable, cloud-native environment. Led the adoption of Kafka-based event streaming to transform synchronous provisioning flows into scalable, asynchronous workflows aligned with distributed system best practices. Migrated legacy monolithic systems to microservices architecture improving scalability and maintainability. Containerized services using Docker and orchestrated deployments via Kubernetes. Configured AWS VPC, IAM roles, load balancers, and security groups ensuring secure environments. Integrated S3 storage lifecycle policies optimizing storage costs. Automated CI/CD pipelines reducing deployment time by 80%. Enhanced monitoring with CloudWatch metrics and alerting. Migrated AngularJS UI components to Angular 8 improving UI performance. Implemented OAuth-based authentication and API security. Performed database schema optimization and query tuning for PostgreSQL. Led data migration of historical meeting records ensuring zero data loss. Participated in capacity planning and performance testing for high-traffic systems. Environment: Java, Spring Boot, Kafka, Cassandra, PostgreSQL, AWS (ECS, EKS, EC2, S3, IAM, VPC), Docker, Kubernetes, Angular 8, AngularJS, Jenkins Philips New York Jun 2017 July 2017 Software Engineer Responsibilities: Developed backend microservices for oncology genomics platform using Node.js and Express. Designed REST APIs enabling integration between Data Science and Genomics systems. Deployed applications on AWS EC2 with secure IAM role configurations. Engineered secure data processing pipelines for high-volume genomic datasets, implementing encryption, controlled access, and compliance-driven architecture practices. Analyzed and optimized MongoDB access patterns, addressing bottlenecks and improving overall data access consistency and stability. Developed React-based dashboards for real-time patient data visualization. Implemented secure S3 storage with encrypted data access. Collaborated with clinical teams translating requirements into scalable backend solutions. Wrote Python scripts for data transformation and ETL processing. Implemented authentication and secure API endpoints. Participated in Agile sprint planning and backlog grooming. Conducted unit testing and API validation. Supported production deployments and bug fixes. Environment: Node.js, Express, React, MongoDB, Python, AWS EC2, S3, IAM Tata Consultancy Services Bangalore, IN Dec 2014 Jun 2016 Software Developer Responsibilities: Developed AngularJS-based financial dashboards for banking clients. Implemented dynamic data grids supporting 5K+ concurrent users. Optimized UI rendering reducing load time by 30%. Developed custom directives and reusable components. Integrated REST APIs with backend systems. Built interactive charts using D3.js. Improved cross-browser compatibility. Implemented responsive UI using Bootstrap. Wrote unit tests using Jasmine/Karma. Reduced production bugs by 25% through improved test coverage. Participated in code reviews and refactoring initiatives. Assisted in modularizing monolithic UI components. Collaborated with backend teams for API integrations. Environment: AngularJS, JavaScript, HTML5, CSS3, Bootstrap, D3.js, Jasmine, Karma EDUCATION San Jose State University M.S., Software Engineering (2016 2018) Specialization: Enterprise Software & Data Science University Visvesvaraya College of Engineering B.E., Information Science (2010 2014) Keywords: cprogramm continuous integration continuous deployment user interface javascript sthree Arizona California