Tautrimas Pajarskas
Staff Machine Learning Engineer at Relay Technologies
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolTautrimas Pajarskas is a Staff Machine Learning Engineer based in London with 18 years of experience building large-scale, production ML systems across fintech, commerce and geospatial domains. He architects and ships real-time prediction and recommendation platforms using PyTorch/TensorFlow, Kubernetes, BigQuery/Redshift, Elasticsearch and cloud providers (GCP/AWS), with a track record of measurable product impact such as a 30% uplift from a merchant recommender. Comfortable across languages from PHP and Python to C++ and CUDA, he combines low-level performance tuning (Elasticsearch export optimizations) with high-level ML design for millions of entities. He has led multiple teams, taught software engineering topics at NFQ Academy, and driven cross-team delivery at unicorn-scale companies. An active open-source contributor and technical writer on the ONGR Elasticsearch Symfony bundle, he brings both hands-on implementation and clear documentation skills. He’s drawn to multilingual, cutting-edge AI problems and enjoys turning technical riddles into production-ready solutions.
18 years of coding experience
13 years of employment as a software developer
High School High School/Secondary Diplomas and Certificates, High School High School/Secondary Diplomas and Certificates at Kaunas University of Technology GymnasiumPartial master's degree studies Erasmus Exchange Computer Science, Partial master's degree studies Erasmus Exchange Computer Science at ETH ZürichBachelor's degree Bioinformatics, Bachelor's degree Bioinformatics at Vilniaus universitetas / Vilnius University
Stackoverflow
2,746reputation
656kreached
61answers
17questions
elasticsearch
top-5%
symfony
top-5%
Github Skills (19)
amazon-elasticsearch10
rs10
elasticsearchquery10
php10
aws-elasticsearch10
performance-optimization10
symfony10
symfony-ux10
elasticsearch10
documentation10
elasticsearch-api10
console9
command-line9
doctrine-orm6
github-pages6
Programming languages (7)
Github contributions (5)
ongr-io/ElasticsearchBundle
Oct 2014 - Oct 2018
Symfony bundle for Elasticsearch with steroids
Role in this project:
Technical Writer & Back-end Developer
Technical Writer & Back-end DeveloperContributions:13 commits, 7 PRs, 5 pushes in 4 years
Contributions summary:Tautrimas primarily contributed to the documentation of the Elasticsearch bundle, converting documentation to RST format and fixing discrepancies. They also enhanced the performance of the export and import functionalities by adding progress bar frequency updates and optimizing the export service. Furthermore, they optimized the export functionality to sort by `_doc`, demonstrating an understanding of Elasticsearch query optimization.
bundlephpsymfony-bundlesteroidselasticsearch
tautrimas/articomm
Jan 2008 - Jul 2015
Contributions:31 commits, 4 pushes, 1 branch in 7 years 7 months
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