# Jacek Migdal [@jakozaur](https://hacklab.so/jakozaur) Jacek Migdal is CEO and Founder at Quesma, based in Warsaw, Poland. No AI coding activity was synced in the last 30 days. Founder and CEO of Quesma, building RL environments and evaluations\. Former Sumo Logic engineering leader in cloud efficiency and distributed systems\. Location: Warsaw, Poland Joined: 2026-09-27 1 followers · 0 following ## Links - [Luma](https://luma.com/user/usr-qiPsyICm0Ui9buz) - [GitHub](https://github.com/jakozaur) - [LinkedIn](https://linkedin.com/in/jacekmigdal) - [X](https://x.com/jakozaur) ## AI usage (All time) No activity in this period. ## Accomplishments ### [cloud\-juggler](https://github.com/jakozaur/cloud-juggler) Public repository of tools to optimize cost and efficiency on Amazon Web Services\. Repository owner\. ### [advent\-of\-code\-2023](https://github.com/jakozaur/advent-of-code-2023) Go repository holding a series of small programming exercises inspired by an Advent calendar\. Repository owner\. ### [websockify](https://github.com/jakozaur/websockify) Meteor add\-on providing additional \(non\-DDP\) websockets\. Repository owner\. ### [meteor\-dockerode](https://github.com/jakozaur/meteor-dockerode) Repository described as Dockerode for Meteor\. Repository owner\. ### [ozaur](https://github.com/jakozaur/ozaur) Python repository described as the attention marketplace\. Repository owner\. ### [flatmap](https://github.com/jakozaur/flatmap) Scala repository whose description reads Hystrix at flatMap\(Oslo\) 2013\. Repository owner; the public listing does not state whether the member presented that session\. ### Sumo Logic Warsaw office creation During the Sumo Logic tenure, created the Warsaw office to about 86 FTE and personally sourced/hired about 30 staff, mostly engineers; trained new hires and later professionalized the structure, including a site lead\. Numbers are profile\-reported\. ### AWS cost and infrastructure efficiency Profile reports roughly 50% AWS cost reduction over a year through waste reduction and algorithm/data\-structure efficiency, including stream processing and full\-text indices 40% smaller\. Describes subsequent efficiency work supporting gross margins\. ### Tracing product incubation Recruited the team and led Tracing execution, with the first commercial win in under a year\. Profile reports Sumo Logic recognition as a Challenger in the 2022 Gartner Magic Quadrant for APM/Observability within two years\. ### Encryption infrastructure and Scala simplification Implemented and maintained encryption infrastructure supporting security/compliance including PCI, and simplified/reused components while removing more Scala code than added\. These are tenure\-wide accomplishments rather than claims tied to one promotion period\. ### [HBase data\-block encoding](https://issues.apache.org/jira/browse/HBASE-4218) Facebook internship contribution: custom HBase compression/data\-block encoding supporting space savings and queries without decompression\. Profile provides HBASE\-4218 as the technical reference\. ### CUDA programming\-model prototype NVIDIA 2010 internship: first fully functional Linux prototype for an improved CUDA programming model, linked by the profile to later CUDA 6 unified memory\. ### ICWS 2009 co\-authored paper Co\-authored Discovery of Optimized Web Service Configurations Using a Hybrid Semantic and Statistical Approach, published at the International Conference on Web Services 2009\. Research stemmed from dynamic\-service\-discovery work at DERI\. ## Experience ### CEO and Founder — Quesma 2023\-10 – Present Warsaw, Poland Builds advanced reinforcement\-learning environments to train and evaluate frontier AI for labs and enterprises\. Profile milestones: raised $2\.5 million pre\-seed in December 2023; launched a database gateway and signed commercial clients, including a Fortune 500 pilot, in September 2024; pivoted in summer 2025 after database\-gateway IP was acquired by Hydrolix; released the first public RL environment in October 2025\. ### Senior Director of Engineering — Sumo Logic 2021\-09 – 2022\-12 Final leadership role in a tenure begun April 2012, spanning the company’s pre\-revenue stage through IPO\. The profile’s tenure\-wide accomplishments include Warsaw\-office creation, AWS cost/algorithm optimization, Tracing product incubation, encryption infrastructure and substantial Scala simplification; these outcomes are recorded separately without assigning all to the final director period\. ### Director of Engineering — Sumo Logic 2019\-06 – 2021\-08 Director role in the engineering leadership progression, June 2019–August 2021\. ### Senior Engineering Manager / Executive of Sumo Logic Poland — Sumo Logic 2018\-03 – 2019\-05 Senior engineering management and Sumo Logic Poland executive role, March 2018–May 2019\. ### Engineering Manager / Executive of Sumo Logic Poland — Sumo Logic 2017\-09 – 2018\-02 Engineering management and Sumo Logic Poland executive role, September 2017–February 2018\. ### Engineering Manager — Sumo Logic 2016\-11 – 2017\-08 Engineering manager role, November 2016–August 2017\. ### Senior Software Engineer — Sumo Logic 2015\-04 – 2016\-10 Warsaw, Poland Senior software engineering role in Warsaw, April 2015–October 2016\. ### Senior Software Engineer — Sumo Logic 2014\-10 – 2015\-03 Earlier senior software engineering phase, October 2014–March 2015\. ### Backend Software Engineer — Sumo Logic 2013\-10 – 2014\-09 Redwood City, United States Backend software engineering phase in Redwood City, October 2013–September 2014\. ### Backend Software Engineer — Sumo Logic 2012\-09 – 2013\-09 Warsaw, Poland \(remote\) Remote backend software engineering phase from Warsaw, September 2012–September 2013\. ### Software Intern — Sumo Logic 2012\-06 – 2012\-09 Mountain View, United States Software internship in Mountain View during June–September 2012\. ### Part\-time Contractor — Sumo Logic 2012\-04 – 2012\-06 Warsaw, Poland \(remote\) Initial part\-time remote contracting phase, April–June 2012\. ### Software Engineer Intern — Facebook 2011\-07 – 2011\-10 Palo Alto / Mountain View, United States Worked on HBase, a distributed key\-value database, implementing custom compression/data\-block encoding that saves space and supports queries without decompressing\. Technologies listed: Hadoop and Java\. ### Software Intern — CUDA Driver — NVIDIA 2010\-07 – 2010\-09 Santa Clara, United States Improved the CUDA programming model and implemented a first fully functional Linux prototype\. The profile links this work to technology later released as CUDA 6 unified memory\. Worked with Linux kernel development, C and hardware drivers\. ### Software Intern — CUDA Driver — NVIDIA 2009\-07 – 2009\-09 Santa Clara, United States Worked on OpenCL/CUDA drivers, fixed bugs and improved compiler infrastructure\. ### Research Intern — DERI 2008\-07 – 2008\-09 Galway, Ireland Researched dynamic Semantic Web service discovery and created a prototype combining semantic and statistical discovery\. Co\-authored a related paper published at ICWS 2009\. ### Tutor — Polish Children’s Fund 2008\-02 – 2008\-04 Tutored in a scientific workshop at ICM in February 2008 and an interdisciplinary workshop in Świder in April 2008\. ### Software Developer Intern — ICM, University of Warsaw 2007\-07 – 2007\-09 Developed a C\+\+ natural\-language\-analysis program and worked on a Prokom Software R&D project using C and NVIDIA CUDA\. ## Education ### MSc — Computer Science — University of Warsaw Warsaw, Poland Computer Science MSc with years 2010–2012 listed; no monthly dates supplied\. ### Bachelor — Computer Science and Mathematics — University of Warsaw Warsaw, Poland Bachelor program in Computer Science and Mathematics with years 2007–2011 listed; no monthly dates supplied\. ### Mathematics, Physics and Computer Science profile — V LO w Bielsku\-Białej Bielsko\-Biała, Poland Secondary\-school profile in mathematics, physics and computer science, with years 2004–2007 listed\.