Alexandre Fonseca
Staff Software Engineer at Datadog
Barcelona, Catalonia, Spain
Summary
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Rockstar🎓
Top SchoolAlexandre Fonseca is a Staff Software Engineer based in Barcelona with 14 years of experience designing and operating large-scale distributed systems, particularly in profiling and observability at Datadog. He has progressed from backend and ops roles to leading and architecting real-time data pipelines for profiling products, blending hands-on Golang/Python work with team leadership and product strategy. Academically grounded in distributed computing (KTH/UPC) and experienced in graph mining research, he brings deep protocol and systems intuition to production challenges. An active open-source contributor, he improved Java-Eclipse integration in the well-known eclim project by fixing UTF-8 issues and enhancing Java tooling like CallHierarchy and :JavaImpl. Colleagues rely on him for pragmatic architectures that balance latency, scale, and developer ergonomics, and he enjoys tackling the subtle performance trade-offs inherent to complex distributed services.
14 years of coding experience
13 years of employment as a software developer
European Master in Distributed Computing CS - Distributed Systems, European Master in Distributed Computing CS - Distributed Systems at KTH Royal Institute of TechnologyUPC Universitat Politècnica de CatalunyaDegree (BSc) Information Systems and Computer Engineering, Degree (BSc) Information Systems and Computer Engineering at Instituto Superior Técnico
Portuguese, English, Spanish
Stackoverflow
886reputation
72kreached
27answers
0questions
Github Skills (13)
eclipse-plugin10
javas10
java10
vimscript10
css6
php6
scipy6
hadoop6
ant6
python6
numpy6
matplotlib6
android-layout6
Programming languages (13)
Github contributions (5)
ervandew/eclim
Feb 2012 - Jul 2013
Expose eclipse features inside of vim.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:21 commits in 1 year 5 months
Contributions summary:Alexandre primarily contributed to the eclim project by addressing bugs and implementing features related to the interaction between Eclipse and Vim. Their work focused on improving Java code completion, fixing issues with UTF-8 encoding, and enhancing the `:JavaImpl` command for implementing interfaces, including improvements to handle anonymous inner classes. They also implemented the Java CallHierarchy feature.
eclipsevim
AlexJF/TrackMyMoney
Jul 2012 - Jun 2015
Contributions:131 commits, 6 pushes, 3 tags in 2 years 11 months
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