Pablo Nussembaum
Sr. Staff Software Engineer at Humand
Argentina
Summary
👤
Senior🎓
Top SchoolPablo Nussembaum is a senior staff software engineer and architect with over 20 years in software delivery and 15+ years of deep Java expertise, currently consulting and leading platform work at Humand. He has a strong track record integrating rule engines like Drools into enterprise stacks—contributing to widely used projects such as Drools and Kogito—bringing practical experience in Spring transactions, JPA persistence, and build/bootstrap tooling. Pablo combines hands-on backend development and DevOps improvements (shell/build script hardening and cross-shell compatibility) with architecture-level guidance for teams across fintech, SaaS, and government projects. Known as a reliable completer-finisher and mentor, he balances pragmatic engineering with clean design patterns and has taught final project courses at Universidad Torcuato Di Tella. Based in Argentina, he often operates as an independent consultant bridging open-source ecosystems and bespoke enterprise systems.
16 years of coding experience
25 years of employment as a software developer
Computer Technician Information Technology, Computer Technician Information Technology at ORT ArgentinaComputer Science Computer Science, Computer Science Computer Science at University of Buenos Aires
English, Spanish
Stackoverflow
171reputation
4kreached
4answers
0questions
Github Skills (31)
git10
transaction10
scripting10
drools10
java10
rule-engine10
javas10
transactionscope10
script10
spring-boot10
sh10
jpa10
transaction-manager10
shell10
springframework10
Programming languages (6)
Github contributions (5)
apache/incubator-kie-kogito-runtimes
Dec 2009 - Aug 2011
Kogito Runtimes - Kogito is a cloud-native business automation technology for building cloud-ready business applications.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:49 commits in 1 year 8 months
Contributions summary:Pablo primarily contributed to the Drools and Kogito runtimes, focusing on Spring integration and JPA persistence. Their work involved implementing Spring transactions for Drools, adding a JPA provider, and improving support for variable persistence, specifically regarding annotations. They also addressed typos and performed other minor adjustments to the codebase.
kogitoknativebusiness-automationrule-enginedrools
apache/incubator-kie-drools
Dec 2009 - Aug 2011
Drools is a rule engine, DMN engine and complex event processing (CEP) engine for Java.
Role in this project:Back-end Developer
Back-end DeveloperContributions:50 commits in 1 year 8 months
Contributions summary:Pablo primarily contributed to the Drools rule engine, focusing on integrating Spring transactions and enhancing JPA persistence. Their work involved creating services and beans to allow Drools to participate in Spring transactions and configuring Drools easily within a Spring environment. Furthermore, the user made changes related to VariablePersistenceStrategy, allowing classes to have @Id annotations on methods. Additionally, they added code for the From, Accumulate and Collect features to the Business Rule Editor.
droolsbusiness-rulesdmn-engineevent-processingcomplex-event-processing
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