Addisu Taddese
Senior Software Engineer, Gazebo Tech Lead at Open Robotics
Nashville-Davidson, Tennessee, United States
Summary
🤩
Rockstar🎓
Top SchoolAddisu Taddese is a senior software engineer and Gazebo tech lead with 12 years of experience applying robotics research to production-grade simulation and embedded systems. He bridges academic rigor (PhD-level robotics work at Vanderbilt) with hands-on industry delivery, leading back-end development and test automation on prominent open-source simulators such as gz-sim, Drake, and DART. His contributions span physics and SDFormat parsing improvements, collision and sensor-performance fixes, and realistic dynamics like force-dependent slip—work that materially strengthens robot model fidelity and simulator reliability. Based in Nashville, he combines systems-level C++/embedded expertise with a track record of open-source leadership and community outreach, including Gazebo plugins and ROS integrations he developed in academia. Notably, he has repeatedly improved simulator test coverage and performance, showing an unusual focus on both research-grade algorithms and production-quality engineering.
12 years of coding experience
11 years of employment as a software developer
Bachelor of Science - BS, Electrical Engineering, Bachelor of Science - BS, Electrical Engineering at University of EvansvilleDoctor of Philosophy - PhD, Electrical Engineering, Doctor of Philosophy - PhD, Electrical Engineering at Vanderbilt University
English, Amharic
Github Skills (19)
simulation10
robotics10
c-language10
gazebosim10
kinematics10
testing10
simulations10
dynamics10
sdformat10
physics10
robot-simulator10
cprogramming-language10
gazebo-simulator10
continuous-integration9
cin9
Programming languages (21)
Github contributions (5)
gazebosim/gz-sim
Aug 2021 - Dec 2022
Open source robotics simulator. The latest version of Gazebo.
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:2 releases, 715 reviews, 38 commits in 1 year 4 months
Contributions summary:Addisu made several contributions to the `gz-sim` repository, primarily focusing on improving the simulation framework. These include implementing new features for the LiftDrag system, fixing test failures related to changes in SDFormat, and enhancing the physics engine, specifically in areas of joint force calculations. The user also improved test coverage and addressed performance issues in the collision and sensor data updates, demonstrating a focus on both feature development and quality assurance. Additionally, contributions include fixing an issue with camera sensors and background color, and improvements to fuel server and component removal.
robotics-simulationignitionsdfsimulationsimulator
dartsim/dart
May 2019 - Dec 2021
DART: Dynamic Animation and Robotics Toolkit
Role in this project:Backend Developer & QA Engineer
Backend Developer & QA EngineerContributions:14 reviews, 15 commits, 6 PRs in 2 years 7 months
Contributions summary:Addisu primarily contributed to the core functionality of the DART toolkit. They fixed issues related to mesh handling within the collision detection system, ensuring accurate simulation results. Further contributions focused on implementing and testing force-dependent slip behavior within the dynamics engine, enabling more realistic physics simulations. The user also addressed integration issues within the FreeJoint and ContactConstraint systems, as indicated by the identified fixes.
kinematicsroboticsanimationcomputer-animationsimulation
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