Jerry Mathen Jacob Email & Phone Number

Seattle, Wa, Us

Seattle, Washington, United States

Greater Seattle Area

I took ownership in specific modules and ensuring their security and meeting the compliance levels of Amazon. Actively took part in meetings with the team and management to review progress, possible enhancements and sessions to discuss on great designs. Mentored my colleagues through knowledge sharing and best practices.

Greater Seattle Area

I worked on the migration project for running invoices for Amazon Brazil.Worked as a DevOps engineer for the team.Improved the system by identifying and resolving cut corners with improved design and solution.Actively took part in meetings with the team and management to review progress, possible enhancements and sessions to discuss on great designs. Mentored my colleagues through knowledge sharing and best practices.Worked across various teams in identifying services that were not UTF-8 compliant and made appropriate fixes.I built a system that identified services that were not Unicode compliant and notified the team with the appropriate action to take to resolve through notification/ticketing.I built documents and conducted office hours that would help cross-teams for resolving issues.I managed the Operational Metrics for the team and guided the team on ways to improve the process.

Greater Chicago Area

As a senior developer and consultant at CME Group, my roles and knowledge gains were:• Senior developer in the design and development of the project.• Designing and development to parse JSON data and persisting it for generation of instance and relational objects that would help detect misconfiguration in various systems.• POC of the system using Neo4J. This is a graph DB that helps in persisting data in the form of nodes and associating every data to each other based on their relationships.• Providing inputs on design ideas for handling various blockers that were faced during each phase of development.• Involved in meetings with the client manager and staff to review the progress of the application and additional features for enhancement.• Coordinate with other teams that are responsible to provide the input data rules to the application.

As a software developer in Java, my roles and knowledge gains during this period are: • Lead role in development and support. • Design and worked in the flow and capture of data in a multi-tier application.• Developing a charting API that helped plug in multiple charting libraries.• Lead role in coordinating onshore and offshore team members. • Designing customized portlets on Liferay catering to specific needs and restricted access through authentication.• Resolve & prioritize issues reported by business users with quick resolution. • Monitoring and improving application performance through macro benchmarking and profiler tools.• Recover systems from crashes and other unexpected failures such as network or DB outages.• Perform root cause analysis of issues and deploy resolution or recommend changes.• Gather and analyse requirements from the stakeholders.• Held meetings to review issue reports, propose application improvements and preparing estimates. • Reviewing design changes as per requirements and conduct impact analysis for the changes identified. • Deployment of the new features into production environment.• Developing Proof of Concepts for start-up projects.• Worked in a large team of experienced professionals and Technical Architects.• Involved in design and technical discussions regarding the project.• Taking up additional work in order to meet the product milestone and go-live deadlines. • Learning new technologies during a short span of time to pick up the task in hand.• Developed applications using good coding techniques and design patterns. (Singleton, Factory Method, Façade, MVC (Model-View-Controller))