Sebastian Hansmann
Senior Team Lead Data Science & Engineering
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolSebastian Hansmann is a Senior Team Lead in Data Science & Engineering with 11 years of experience building production ML systems and data platforms, currently leading data science efforts at Just Eat Takeaway.com in Berlin. He combines a strong mathematics and computer science foundation (MSc TU Berlin) with hands-on expertise in supervised and unsupervised methods applied to NLP and diverse data types. His background spans end-to-end delivery—from feature pipelines, monitoring and alerting, and model deployment to coaching teams and operationalizing ML at scale. Earlier roles at DFKI, Job Pal and Otto exposed him to applied NLP, intent/entity recognition and e-commerce recommendation problems, giving him a practical edge in turning research ideas into reliable production services. Colleagues value him for bridging rigorous academic training with pragmatic engineering practices and for building observability into data workflows to ensure quality in fast-moving product environments.
11 years of coding experience
6 years of employment as a software developer
Bachelor of Science - BS, Information Systems, 2.3, Bachelor of Science - BS, Information Systems, 2.3 at Westfälische Wilhelms-Universität MünsterMaster of Science - MS, Computer Science, 1.5, Master of Science - MS, Computer Science, 1.5 at Technische Universität Berlin
German, English
Github Skills (29)
scene8
crf8
bootstrapping8
entity8
css7
sequence7
nlp6
lstm6
natural-language-processing5
svg5
sequence-labeling5
architecture5
fonts5
pytorch5
labeling4
Programming languages (2)
Github contributions (5)
shansmann/bootstrapNER
Jan 2018 - Aug 2018
This project aims at bootstrapping NER for novel entities using distant supervision. NER architecture is based on the work by Ma and Hovy "End-to-end Sequence Labeling via Bi-directional LSTM-CNNs-CRF" as well as Lample et al. "Neural Architectures for Named Entity Recognition".
Contributions:133 commits, 28 PRs, 101 pushes in 7 months
sequencebertentitydistant-supervisioncrf
shansmann/sebhans
Feb 2015 - Jun 2016
Contributions:1 push, 1 branch in 1 year 4 months
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