Sergio R.
Back-end and Systems Engineer

Skills

Pl/sql

Sergio is available for hire

All Howdy Candidates are vetted for skills and english proficiency.

Bio

Information Technology specialist with over 13 years of experience in software development, emphasizing quality and excellence. Expertise includes agile methodologies and collaborative teamwork. Committed to addressing significant challenges with a goal to add value, continually seeking to expand knowledge and exceed limits.

Systems Development Analyst
11/1/2022 - 6/1/2023

Developed expertise in Oracle Database and PL/SQL, specifically in DDL and DML operations, within the insurance domain. Demonstrated extensive work with Oracle Forms and PL/SQL Developer for analysis and development tasks. Managed code collaboration and version control using Github, and utilized Azure for cloud services. Gained experience in job scheduling and monitoring through Control-M.
Oracle Developer Analyst
9/1/2022 - 10/1/2022

Developed expertise in logistics with a strong focus on analysis and development using Oracle Database and PL/SQL, encompassing both DDL and DML operations. Gained proficiency in leveraging PL/SQL Developer for efficient database management and development tasks. Demonstrated capability in utilizing NODE.js to develop scalable and efficient backend applications, ensuring seamless integration and operations within logistics systems.
Oracle Developer Analyst
12/1/2021 - 8/1/2022

Developed technical expertise in Oracle Database and PL/SQL, including DDL and DML operations, while working on the TOK & STOK Project with a core focus on logistics. Utilized Oracle Forms for creating and managing database applications, and employed PL/SQL Developer for efficient coding and debugging. Leveraged cloud services with Azure to streamline processes and enhance system performance. Maintained version control and collaborative development workflows using Gitbash, and integrated data flow automation with Nifi for improved operational efficiency.
PL/SQL Developer Analyst
11/1/2020 - 10/1/2021

Significant experience in analysis and development of procedures, packages, triggers, and functions. Enhanced technical expertise through extensive work on database development and optimization tasks. Used tools for creating efficient and scalable database operations, ensuring robust and maintainable code.
PL/SQL Developer
1/2/2020 - 9/2/2020

Developed expertise in analysis and development within Oracle Database, utilizing PL/SQL for DDL and DML tasks and leveraging Power Center for data migration projects. Executed data migration from Microsoft SQL Server to Oracle Database, ensuring smooth and accurate transfer of data. Engaged in complex analysis and development activities using Oracle Data Integrator (ODI) for an advanced data integration project. Created comprehensive technical documentation and actively managed the lifecycle of Change Requirements through opening and monitoring processes.
PL/SQL Developer
8/2/2019 - 12/2/2019

Analyzed and developed systems utilizing Oracle Database and PL/SQL, including tasks related to DDL and DML. Gained expertise in Oracle Data Integrator (ODI) for efficient data integration and ETL processes. Created comprehensive technical documentation to support system maintenance and enhancement. Managed and monitored change requirements to ensure continuous system improvements and compliance.
Oracle PL/SQL Developer Analyst
3/2/2019 - 6/2/2019

Developed expertise in crafting complex PL/SQL scripts tailored for insurance-related processes. Conducted thorough analysis and optimization of existing systems to enhance efficiency and accuracy. Implemented comprehensive data validation techniques to ensure data integrity within insurance frameworks. Demonstrated advanced problem-solving abilities in addressing and resolving process-related issues, contributing to streamlined operations.
Oracle Forms and PL/SQL Developer
9/2/2016 - 10/2/2018

Developed proficiency in Oracle Forms and PL/SQL with a focus on logistical processes, including WIS/FIS (Warehouse Information Systems/Fleet Information Systems). Gained minor experience in utilizing MongoDB for relevant application needs.
Oracle Forms and PL/SQL Developer
2/2/2013 - 8/2/2016

Developed proficiency in analyzing procedures, functions, and triggers within Oracle databases. Gained extensive experience in the development and correction of applications using Oracle Forms language, particularly in a Warehouse Management System (WMS) environment. Provided robust support and analysis using Oracle Forms and PL/SQL, with a specific focus on logistical processes.
Mid-Level Support Analyst
7/2/2010 - 12/2/2012

Developed proficiency in maintenance and administration of Windows servers, including Server 2003 and Isa Server. Managed and maintained ARCServe Backup, ensuring operational continuity for user computers. Executed a successful migration of servers between locations, involving reconfiguration of server routes and VPN in collaboration with telecom service providers.