Ismael Costa
Senior Java Software Engineer at Bluesoft Sistemas
Greater São Paulo Area Brazil
Summary
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Rockstar🎓
Top SchoolIsmael Costa is a Senior Java Software Engineer with 11 years of experience building backend systems and integrations for financial and tax domains in the Greater São Paulo area. He has driven end-to-end implementations of accounting processes, SPED file generation, GNRE and REINF integrations using Spring Boot and CXF, and designed fiscal rules and inventory-accounting reconciliation at Bluesoft. Prior roles include backend and systems integration work for PDV and SSO solutions at Contmatic Phoenix and report-generation systems for telephony data, showing strong operational breadth. An active open-source contributor, he improved core reflection and ID-string handling in the JaVers object-auditing project, evidencing attention to correctness in complex serialization and auditing logic. With a postgraduate focus in Software Architecture and a background in systems analysis and mechanical machining, he blends architectural thinking with practical, detail-oriented engineering.
11 years of coding experience
4 years of employment as a software developer
Fédération Internationale de l'Art PhotographiqueTechnologist in Systems Analysis and Development, Information Technology, Technologist in Systems Analysis and Development, Information Technology at Universidade Metodista de São PauloTechnician Mechanical Machining, Industrial Education, Technician Mechanical Machining, Industrial Education at Senai Manuel Garcia Filho
Portuguese, English
Stackoverflow
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Github Skills (6)
unit-testing10
javas10
reflections10
reflection10
object-oriented-programming10
java10
Programming languages (5)
Github contributions (5)
javers/javers
Nov 2017 - Feb 2018
JaVers - object auditing and diff framework for Java
Role in this project:
Back-end Developer
Back-end DeveloperContributions:15 commits, 2 PRs, 19 comments in 3 months
Contributions summary:Ismael primarily focused on refactoring and enhancing the `ReflectionUtil` class, which is central to the project's object auditing and diffing functionalities. They implemented methods related to handling toString overrides and integrating custom string representations for object IDs. This involved modifications across core Java files and adjustments to unit tests, specifically for composite embedded IDs. Further contributions involve code style adjustments and removing unused code.
javaauditingdiff
ismaelgcosta/ieUserAgent
Jun 2015 - Mar 2024
Contributions:1 release, 9 pushes, 1 branch in 8 years 10 months
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