JERIN RAJU
Brisbane,QLD
Summary
Results-driven Principal Applications Engineer with over 13 years of experience delivering scalable, high-performance solutions within Oracle Service Cloud (RightNow). Proven expertise in backend engineering, system architecture, cloud migration, and performance optimisation. Recognised for leading cross-functional teams, modernising legacy platforms, and delivering customer-centric enterprise solutions. Currently based in Brisbane, Queensland, with full Australian work rights.
Overview
14
14
years of professional experience
Work History
Principal Applications Engineer
Oracle
Bangalore
09.2023 - 02.2026
- Developing comprehensive data migration frameworks, including source-to-target mappings, transformation logic, and validation strategies.
- Led the end-to-end migration of legacy Solr search services to OCI OpenSearch and SolrCloud, significantly improving scalability and performance.
- Designed and executed zero-downtime migration strategies, ensuring uninterrupted service for enterprise customers.
- Introduced generative AI summarisation and type-ahead search features for customers and support agents.
- Owned and enhanced the Archival module, improving data handling efficiency and system load distribution.
- Acted as Legacy Server Subject Matter Expert, advising multiple teams on core server-side architecture decisions.
- Held end-to-end ownership of the Element Manager module, including feature delivery, defect resolution, and production support.
- Contributed to Oracle Field Service (OFS) to Oracle Fusion migration activities, supporting data architecture and integration efforts.
Project Lead
Oracle
Trivandrum
06.2018 - 09.2023
- Led Archival and Incident Management modules, improving database performance and reducing processing time.
- Designed and implemented OCI-based integrations and cloud-native solutions.
- Built core lock-management functionality supporting both web and desktop applications.
- Delivered solutions for customisation frameworks, export/import processes, webhook handling, and rules optimisation.
- Actively involved in system performance tuning, optimisation, and complex server issue resolution.
- Mentored engineers on architecture, coding standards, and advanced debugging techniques.
- Contributed to UI development using JavaScript, TypeScript, and Oracle JET.
Senior Applications Engineer
Oracle
06.2015 - 06.2018
- Maintained and enhanced C++ server-side components, improving stability and performance.
- Modernised legacy C# applications, enhancing web interface capabilities.
- Streamlined database upgrade processes to minimise downtime.
- Designed and maintained database schemas supporting new features and upgrade paths.
- Key contributor to the core server team, resolving complex server-level issues.
- Extensive experience with Jenkins and GitLab CI/CD pipelines.
Applications Engineer
Oracle
06.2012 - 06.2015
- Served as Upgrade Engineer for Oracle Service Cloud, managing major customer version upgrades.
- Migrated customers from legacy systems to automated upgrade frameworks.
- Enhanced upgrade tooling, improving release quality and reliability.
- Provided technical support for complex migration and customisation scenarios.
- Improved customisations using PHP, JavaScript, MySQL, and HTML.
- Converted unmanaged customisations into managed frameworks, improving maintainability.
Education
Bachelor of Technology (B.Tech) - Computer Science Engineering
College of Engineering (Kerala University)
Trivandrum, Kerala06-2012
Skills
- Customer support
- Expert problem solving
- Requirements analysis
- API development
- Applications development
- Coding
- Problem-solving
- RESTful apis
- API design and development
Languages
English
Full Professional
Hindi
Limited Working
Malayalam
Native or Bilingual
Timeline
Principal Applications Engineer
Oracle
09.2023 - 02.2026
Project Lead
Oracle
06.2018 - 09.2023
Senior Applications Engineer
Oracle
06.2015 - 06.2018
Applications Engineer
Oracle
06.2012 - 06.2015
Bachelor of Technology (B.Tech) - Computer Science Engineering
College of Engineering (Kerala University)