Everson R.

Full-stack Product Engineer

Systems Analyst
7/1/2022 - 11/1/2023

Developed and maintained health area applications using Oracle, SQL Server, .NET, C#, and Angular 14, adhering to SOLID principles, DDD, TDD, BDD, design patterns, clean code, and unit testing. Managed and optimized Oracle and SQL Server databases to ensure performance and data integrity. Leveraged extensive knowledge in SOLID principles, DDD/TDD/BDD methodologies, and design patterns. Collaborated with multifunctional teams to develop and implement solutions while applying good programming practices. Contributed to the complete software development lifecycle, from conception to delivery and maintenance. Utilized version control systems including Git and Team Foundation Server for collaborative code management.

Systems Analyst
1/1/2018 - 7/1/2022

Gained comprehensive expertise in development and support using technologies including PowerBuilder, Oracle, Microsoft SQL Server, C#, .NET Framework/Core, Angular (6/7/8), REST API, MongoDB, Java SpringBoot, JavaScript, Node.js, and Docker. Demonstrated proficiency in data modeling, developing stored procedures, views, queries, triggers, packages, functions handling, and optimizing data extraction routines. Applied SOLID principles, DDD/TDD/BDD methodologies, and design patterns to enhance software quality. Worked extensively on microservices architecture and utilized RabbitMQ for messaging solutions. Managed the maintenance of existing products and delivered new products such as the supplier portal and revenue reconcilers. Led team development efforts, provided training, and built team capacity. Conducted requirements gathering, quoting, documentation, and ensured the complete monitoring of the product delivery flow. Utilized version control systems such as Git and Team Foundation Server for collaborative development.

Senior Systems Analyst
1/1/2012 - 12/31/2017

Developed and supported the Dealernet Windows System using PowerBuilder and Genexus for the Workflow system, utilizing a SQL Server database. Managed requirements gathering and created specifications based on technical notes and fiscal legislation. Conducted data modeling and developed stored procedures, views, queries, and triggers. Engaged in data manipulation, extraction, and routine optimization. Facilitated system integrations using APIs, web services, text files, XML, and JSON. Ensured collaborative code maintenance and version control with Git and TFS. Led requirements analysis and software design, conducting client meetings to obtain business system requirements. Specialized in fiscal projects, including Sped Fiscal, Sped Contribution, Sped Accounting, NF-e (3.0), NFC-e, and NFS-e, while applying advanced knowledge in the fiscal, accounting, and financial sectors. Applied SCRUM and Kanban development methodologies throughout the project lifecycle.

Senior Computer Technician
1/1/2011 - 12/31/2012

Gained extensive experience in internal support and development of database routines. Developed proficiency in SQL, PL/SQL, and T-SQL, handling complex queries and stored procedures. Demonstrated expertise with relational databases including MySQL, Oracle, and SQL Server. Enhanced data handling capabilities by utilizing ETL tools such as Talend and Informatica for efficient data integration and transformation. Improved database performance through indexing, query optimization, and by configuring database parameters. Implemented effective backup strategies and disaster recovery plans to ensure data integrity and availability. Utilized version control systems like Git to manage and collaborate on changes to the database schema and routines, and participated in code reviews to maintain high standards for database development.

Analysis and Development of Systems at Jorge Amado University Center
2016 - 2021