Marcellus Tavares
Senior Software Engineer at Elastic
California, United States
Summary
👤
Senior🎓
Top SchoolMarcellus Tavares is a seasoned senior software engineer and engineering leader with 16 years of experience building scalable backend systems and cloud platforms, now shaping Elastic’s Cloud Control Plane. He has a strong track record at Liferay, where he redesigned analytics cloud architecture, cut infrastructure costs by 40%, and led cross-functional teams from hiring to deployment. Hands-on across front- and back-end stacks, his open-source contributions span Liferay’s portal, plugins, and AlloyUI—fixing UI bugs and enhancing workflow and analytics integrations. He combines deep technical expertise in distributed systems, data workflows and model-driven AI study with a pragmatic focus on aligning engineering to business outcomes. Known for mentoring engineers and improving processes, he’s also a wine-hunting programmer and father who brings curiosity and attention to detail to production systems.
16 years of coding experience
19 years of employment as a software developer
Msc, Artificial Intelligence, Model-Driven Engineering, Msc, Artificial Intelligence, Model-Driven Engineering at Universidade Federal de Pernambuco
English, Portuguese, Spanish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (20)
javascript10
css10
liferay10
ui-design10
analytics10
java10
alloy10
javas10
uid10
front-end-development10
html10
workflow-management10
api-design9
restful-api9
api-rest9
Programming languages (8)
Github contributions (5)
liferay/liferay-portal
Nov 2009 - Sep 2022
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5162 commits, 6 PRs, 13 comments in 13 years
Contributions summary:Marcellus primarily focused on back-end development tasks within the Liferay portal, indicated by changes to Java code. Their contributions include enhancing analytics export and import functionalities with GZIP compression, modifying subscription-related logic within the OSB Faro application, and validating connection token URLs in the analytics cloud client. The user also introduced domain configuration for analytics cloud functionality, demonstrating a focus on system configuration and integration.
liferay/liferay-plugins
Dec 2009 - Oct 2016
Role in this project:Back-end Developer
Back-end DeveloperContributions:474 commits in 6 years 11 months
Contributions summary:Marcellus primarily contributed to the back-end development of the Liferay plugins repository, specifically focusing on the jbpm-web module. They added and modified methods related to workflow tasks, including the retrieval and management of task assignments and resources. The user's work involved the integration of workflow-related functionalities, such as event handling and processing, into the codebase.
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