Jeferson Dummer Da Silva Email & Phone Number

Auckland, New Zealand

• As application specialist, I led the support team in the modules of accounting, financial management and tax requirements/obligations of two large systems for car dealerships/ automakers (APOLLO/BRAVOS).
• Responsible for supporting the company's largest customers.
• Queried SQL databases to help clients understand information integrations
• Drove application improvements by working with internal Product/Engineering team.
• Acted as a central reference and information source, providing guidance and assistance in the system project decision-making process.
• Served as the technical leader on evaluations and installations of systems, promoting the LINX portfolio and post-purchase applications support, ensuring the product is effectively meeting or exceeding anticipations.

Porto Alegre, RS Brazil

• Responsible for providing technical support and troubleshooting software applications.
• Provided documentation on start-up, shut down and first level troubleshooting of processes to help desk staff.
• Ensure compliance with the documented software processes and procedures throughout the life cycle of software products.
• IT help desk tickets management and tasks prioritizations.
• Develop scripts for database stored procedures and views as well as SQL queries.
• Identified and evaluated inefficiencies and recommending optimal business practices, and system functionality and behavior.

Montenegro, RS Brazil

• Performed exploratory testing on web applications.
• Participated in writing, reviewing and implementing software development test plans.
• Wrote and executed SQL scripts to extract data from the database, using Microsoft SQL Server Database and Oracle PL/SQL Developer.
• Specified test scenarios for functional tests (Test Cases and Test Plans) and conducted quality assurance and user acceptance.
• Taken responsibility for deploying functional solutions, such as creating, adopting and implementing system test plans, which ensure acceptable quality and integrity of the system.
• Estimated, prioritized, planned and coordinated testing activities.