Sathish Kumar Ganesan

Cloud, DevOps, and Platform Engineering - Siemens Digital Industries Software.

• Designed and managed secure AWS AppStream 2.0 environments for enterprise application streaming.
• Built and validated custom AppStream images (base + CapitalX) using Image Builder pipelines.
• Integrated AppStream with VPC, subnets, IGW, NAT, and security groups for secure private access.
• Automated AppStream and infrastructure provisioning using Shell, Terraform, and Ansible Tower.
• Designed a modular Terraform architecture for Dev, Pre-Prod, and Prod environments.
• Built one-click Ansible–Terraform workflows, reducing deployment time from 1 day to approximately 45 minutes.
• Led major Terraform refactoring, transforming monolithic code into reusable, logic-driven modules.
• Created reusable Terraform modules for VPC, TGW, RDS/Aurora, IRSA, and VPC Lattice.
• Implemented remote state management (S3 and DynamoDB) with rollback and recovery strategies.
• Supported multi-region deployments across us-east-1, us-west-1, and ap-south-1.

AI Engineer – LLM Research & Architecture Intelligence POC

• Built an AI-powered architecture review system using Siemens LLMs and Pixtral multimodal LLM.
• Designed a CrewAI-based multi-agent workflow for: Architecture validation, NFR compliance, and security, reliability, and scalability checks.
• Automated architecture assessment against: AWS Well-Architected Framework, Siemens internal cloud governance policies.
• Enabled multimodal reasoning using diagrams and NFR text analysis.
• Generated structured risk analysis, policy violations, and optimization recommendations.
• Built full LLM research pipelines in Python for agent orchestration and evaluation.

Data as a Service and Enterprise Integration – SI EA

• Led a Data-as-a-Service POC to eliminate tool silos across SI, EA, and Sales.
• Built an integration bridge between NXTTool and SOLNG for CPQ line-item exchange.
• Reduced sales offer generation time from weeks to days.
• Developed a dynamic Budget Estimation Tool with: real-time pricing, configurable component-based costing.
• Tech Stack: Java 8, Spring Boot, Microservices, AWS (VPC, ALB, API Gateway, ECS, NAT, WAF, IGW).
• Built knowledge graph-based solutions using the Semantic Web and Metaphactory for enterprise data integration.

• Developed Iris application to identify appropriate marketing channels and target customers for campaigns.
• Improved rider app experience by refactoring & optimizing existing code.
• Introduced rabbit-mq stomp protocol (websocket) in driver app to get live update of driver location, that helps us to provide accurate ETA calculation.
• Developed discount service that helps marketing team to increase short-term sales, to reward valuable customers based on data provided by GDIA team (business analyst).
• Automated Vehicle luggage rack built a POC model to determine whether boot space of vehicle can be used for moving luggage from one place to another place.
• Used redis geo cache and websocket to monitor a vehicle.
• Electric Vehicle: Build a system to monitor energy charged by vehicle using no sql aggregation (mongo db).
• Improved team code quality by following TDD approach and continuous code reviews.
• Introduced few embedded integration testing tool for mongo, redis and kafka.
• Monitored automated build and continuous software integration process to drive build/release failure resolution using tools like Jenkins, Sonar, Checkmarx, Fossa, Pcf, Splunk, Dynatrace, Nexus, VictorOps and Webex notification.
• Worked with cross-functional design teams to create software solutions that elevated client side experience and significantly improved overall functionality and performance.
• Manage my home energy worked closely with architects while designing the system to get the product built.
• [Client Location: Ford India Pvt Ltd]

• Expertise in designing and developing solutions to Spring MVC and Spring Boot application.
• Understanding and hands on experience in NoSQL databases Couchbase & MongoDB.
• Also worked as a part of manual testing team and written test case for functional and user acceptance testing
• Worked with technical & business expertise for building interactive solution to fix broadcasting set-top box issues.
• [Client : Comcast solutions pvt ltd]

• Expertise in designing and developing solutions to simple and complex application problems, with technical expertise in Java, Spring Boot and Spring Cloud microservices framework.
• Basic understanding on containerization and orchestration tools Docker.
• Worked on Messaging Frameworks (RabbitMQ and Apache Kafka) and Enterprise Integration Patterns (EIP).
• Basic hands on experience in Amazon Web Services (AWS) cloud computing technology.
• It includes creating, provisioning and maintaining Elastic compute instances, Load balancers, Virtual Private Cloud, S3 bucket, RDS, Route 53 entries.
• Technologies Used: Microservice Architecture, Spring Boot, Java 1.8, NoSQL, Spring Cloud, Kafka, JPA Hibernate, Docker, AWS, Redis, Spring Quartz, Terraform.

• Based on client’s catalog or design document, have developed a route generation and cost estimation based web application (J2EE).
• Also worked as a part of manual testing team and written test case for functional and user acceptance testing.
• Also worked as part of POC team to implement route generation using graph database to improve the performance (Neo4j).
• Technologies Used: Java/JEE Programming, Spring frameworks, Hibernate, Neo4j, redis.