Saktheeswaran Sankarlingam

About Saktheeswaran Sankarlingam

Engineering leader with over 18 years of IT experience, blending deep technical expertise with proven engineering management capabilities. Driving architecture, execution, and team growth across large-scale distributed systems in Healthcare, Insurance, and Business Process Management (BPM) domains.15+ years in product development, delivering end-to-end solutions and collaborating closely with cross-functional teams in Agile/Scrum environments.7+ years of leadership experience in cloud-native and microservices architecture, guiding teams through platform modernization and technical excellence.Combining hands-on design and coding with responsibilities like team mentorship, performance management, and cross-team coordination.Proficient in technologies including Java, Spring, Micronaut, Kafka, OpenSearch, Docker, Kubernetes, Redis, SQL/NoSQL databases, Oracle cloud services, Prometheus, Grafana, Elasticsearch, gRPC, RESTful APIs, and CI/CD pipelines using Jenkins and GitHub Actions.Strong focus on non-functional requirements: scalability, resilience, security, and low-latency performance.Solid grounding in data structures, algorithms, and system design, following SOLID principles and clean coding practices.Trusted partner to product and business stakeholders, aligning engineering efforts with strategic objectives.

Experience

1. Principal Member of Technical Staff

   Oracle

   Apr 2016 — Present · Bangalore Urban, IN

   Oracle Health and AI (OHAI)Oracle Cerner’s EHR systems deliver real-time patient data—test results, medication history, allergies—to support clinical decisions and automate workflows like prescription refills, appointment scheduling, and test notifications.Led transformation of a legacy monolithic system into a scalable, cloud-native microservices architecture to improve flexibility and maintainability. Architected and guided development of the Ingestion Service using web crawling to monitor Millennium database updates and ingest data into OpenSearch. Designed and implemented a Micronaut-based Message Center microservice for managing clinical messages, reminders, and communications. Delivered critical features for patient messages, result notifications, and order notifications. Built a testing infrastructure leveraging OpenSearch to ensure data integrity and service reliability. Managed and mentored cross-functional teams, driving technical excellence and collaborating with product, QA, and operations. Aligned engineering priorities with business goals to ensure timely delivery of high-impact features.Oracle Policy Automation (OPA)OPA modeled, automated, and optimized business rules, legislation, and policies.Led modernization of a legacy Oracle BPM system into a cloud-native microservices architecture for better scalability and maintainability. Architected and oversaw core microservices including Notification Service (email alerts), Collaboration Service (document and comment management), and Form Service (form metadata, dynamic content, PDF export). Designed task features like expiration, escalation, reminders, and ‘Out of Office’ auto-reassignment based on configurable absence. Implemented monitoring with Prometheus, Grafana, and ELK stack for real-time visibility and proactive alerts. Managed and mentored engineering teams, collaborated with product and QA, and drove technical standards aligned with strategy.

Education

• University of Madras

  B.E, Mechanical

  1998 — 2002

Skills

• Selenium
• Jboss Application Server
• Jsf
• Software Design
• Software Development
• Design Patterns
• Scrum
• Xml
• Enterprise Javabeans (Ejb)
• Jsp
• Soap
• Ant
• Servlets
• Java
• Tomcat
• Eclipse
• Web Applications
• Core Java
• Soa
• Java Enterprise Edition
• Jdbc
• Maven
• Sun Certified Java Programmer
• Web Services
• Xslt
• Struts
• Uml
• Sql
• Hibernate
• Spring
• Websphere
• Jms
• Weblogic
• Spring Framework
• Ejb
• Junit