Jacob Thomas

Senior Software Engineer at Oracle

As Principal Software Engineer for the PeopleSoft Infrastructure project, I leveraged Oracle Multi-Cloud to optimize the CI/CD pipeline by integrating Oracle Cloud Infrastructure. I developed backend systems using Python, Django, and PostgreSQL, and built user interfaces with React JS. I implemented REST API integrations for authentication and validation, employed Jupyter Notebook for data processing and visualization using ELK stack data, managed Jira tickets, and coordinated sprint tasks. Additionally, I successfully migrated systems to Oracle Cloud Infrastructure using Python FAST API, Angular, and MongoDB, and automated AI/ML workflows with shell scripting. My role ensured robust, scalable, and efficient project delivery.

Senior Software Engineer Cum Programmer at Oracle

Worked on Oracle JD Edwards Platform Technology Team focusing on UNIX, Windows, and iSeries platforms and Integration Centers. Responsibilities included platform adoption and certification of PeopleSoft EnterpriseOne products, coordinating offshore and onsite teams, adopting new product lines like WebLogic and WebSphere, and upgrading databases and compilers. Led GA Product Uplift and Technology Improvement projects, including porting EnterpriseOne ERP to 64-bit across supported OS, enhancing E1Page with Servlet 3.0, and transitioning to HTML5 and CSS3 for performance and modern UI.

Senior Programmer at HCL Technologies

Developed the Centralized Payment Services (CPS) for Thomson Research using Visual Dot Net, SQL Server 2000, and Microsoft tech stack. Implemented features for maintaining vendor, activity, and faculty information, applying role-based access controls, and automating data synchronization with the Speakers Bureau. Also worked on the RBWEB project to improve performance of an existing research information system using J2EE technologies, Oracle 9i PL/SQL, and iPlanet Web and Application Server.

Programmer Lead at Siemens India Systems Limited

Developed and maintained HR systems catering to multi-national companies, with modules for attendance, salary and wages, loan and advance administration, social benefits, incentives, and SAP R/3 interface. The system was customizable for Indian taxation and labor law changes, offering advantages compared to other HR solutions like SAP.

DevOps Senior Software Engineer at Oracle

As Principal Software Engineer for the PeopleSoft Infrastructure project, I enhanced and streamlined the CI/CD pipeline using Oracle Multi-Cloud and Oracle Cloud Infrastructure. Developed robust backend systems using Python, Django models, and PostgreSQL. Created frontend interfaces with HTML, CSS, and ReactJS. Integrated REST APIs for seamless authentication and data validation. Utilized Jupyter Notebook for data processing and visualization. Managed client support via JIRA and led system migration to Oracle Cloud Infrastructure using Python FAST API, Angular, and MongoDB. Automated data tasks and AI/ML workflows with Linux Bash scripts, ensuring scalable and efficient project delivery.

Senior Software Engineer Cum Programmer at Oracle

Worked on the Oracle JD Edwards Platform Technology team across UNIX, Windows, and iSeries platforms. Focused on platform adoption and certification of PeopleSoft EnterpriseOne products. Coordinated offshore teams in India and onsite teams in Denver, USA. Led new product adoption including WebLogic, WebSphere, and database upgrades. Enhanced EnterpriseOne ERP for 64-bit OS support, implemented Oracle TopLink JPA annotation enhancements, and upgraded E1Page with Servlet 3.0. Transitioned UI to HTML5 and CSS3 for optimized performance and responsiveness.

Senior Programmer at HCL Technologies

Developed and maintained the Centralized Payment Services (CPS) for Thomson Research using Microsoft technology stack including Visual Dot Net, SQL Server 2000, and FrontPage. The web-based system managed vendor, faculty, and activity data, capping rules, user roles, and facilitated check requests with data sync between Speakers Bureau and CPS. Delivered automation and role-based access to meet business requirements for payment processing in compliance with compensation limits.

Programmer Lead at Siemens India Systems Limited

Led development of an HR management system customized for multinational companies, supporting Indian taxation and labor regulations. Delivered modules for attendance, salary administration, loans, social benefits, incentives, and interfaces with SAP R/3. Technologies included Java/J2EE, Spring, and Hibernate. Worked as a Java/DB Consultant on projects such as Gold Loan Finance Management Software and Seafood Processing Management.

Principal Software Engineer at Oracle

As Principal Software Engineer for the PeopleSoft Infrastructure project, leveraged Oracle Multi-Cloud to enhance and streamline CI/CD workflows, integrating OCI to support and optimize backend development (Python, Django ORM, PostgreSQL), frontend interfaces (HTML/CSS, React), REST API integration, data processing with Jupyter and ELK stack, and system migration to OCI. Led automation via Bash scripts and guided AI/ML workflow management within sprints.

Senior Software Engineer Cum Programmer at Oracle

Contributed to Oracle JD Edwards Platform Technology initiatives, focusing on adoption/certification, 64-bit uplifts, and frontend/backbone enhancements (Servlet 3.0, HTML5/CSS3) across UNIX/Windows platforms with integration work and ORM patterns.

Senior Programmer at HCL Technologies / Thomson Research - CPS

Led development for Centralized Payment Services (CPS) and Thomson Physician World projects, implementing Visual Basic .NET, SQL Server-based solutions, data synchronization, and interfaces for research/payment workflows in a multi-system environment.

Programmer Lead at Siemens India Systems Limited

Delivered HR solution modules for multinational clients, covering Attendance, Salary/Wages, Loan & Advance, Social Benefits, and integration interfaces with SAP R/3 and PeopleSoft CEB SHL Talent Management.

Programmer Lead at Siemens India Systems Limited

Led HR-related system development for multi-location operations, including attendance administration, salary and wages modules, and interfaces with SAP R/3; coordinated with onshore/offshore teams to deliver HR/ Payroll related solutions.

Senior Programmer at HCL Technologies

Contributed to Thomson Research CPS Centralized Payment Services; implemented CPS features using Visual Basic/.NET, SQL Server 2000, FrontPage and Office XP stack; supported data synchronization and reporting.

Senior Software Engineer Cum Programmer at Oracle

Oracle JD Edwards Platform Technology Team; worked on EOne enhancements, 64-bit porting, TopLink JPA annotations, and HTML5/CSS3 migration; supported multiple OS and compilers for GA Product Uplift and Tech Improvement projects.

Principal Software Engineer / Full Stack Developer / DevOps Developer at Oracle

DevOps Senior Software Engineer with 10 yrs Python (Flask, FastAPI) and ORM (SQLAlchemy); proficient in ReactJS, NextJs; 7 yrs in PHP, Hadoop, Docker, Kubernetes; 10 yrs of J2EE, Apache Spark, Angular, Unix, PowerShell, Spring Boot, MongoDB, and Jupyter Notebook.

Development Manager at Oracle - Platform Tech

Platform Technology Team focused on UNIX, Windows, iSeries platforms and integration centers; responsible for platform adoption and certification of various PeopleSoft EnterpriseOne products (EnterpriseOne); offshore IDC Bangalore with onsite coordination from Denver, USA.

Project Lead at HCL Technologies

Centralized Payment Services (CPS) for Thomson Physician World (PW) to issue payments to Lilly’s faculty within annual compensation limits.

Project Lead at Siemens India Systems Limited

HR system catering to the needs of multi-national companies with multiple locations.

Senior Programmer at HCL Technologies Thomson Research - CPS

Developed the Thomson Research Centralized Payment Services (CPS) product, implemented with Visual Basic .NET, SQL Server 2000, FrontPage, supporting vendor, activity, and faculty information; implemented capping rules; established role-based access to screens; supported check requests and data synchronization with Speakers Bureau; built interfaces to automatically transfer data between components.