SPEAKERS
Roy Ashcenazi
Head of Engineering
FeelBetter
An experienced engineering leader with a strong background in software development and team management. Currently, as Head of Engineering at FeelBetter, he’s dedicated to developing solutions that tackle inadequate medication treatment for elderly patients. His role involves designing data architectures, integrating advanced technologies, and creating open-source tools. Before joining FeelBetter, he led teams at Akamai Technologies, where he focused on backend analytics and performance optimization. Outside of work, he’s passionate about swimming, reading, and have particiapted in multiple triathlons.
Adam Grzywacz
Site Manager
Evolution
Presently entrusted with leadership responsibilities at Poland – Engineering Hub, where he oversees a team of 250+ highly skilled professionals. His role encompasses cultivating an engineering culture, refining delivery practices, fostering hub growth, ensuring robust talent retention, and enhancing brand recognition in Poland. Boasting over 15 years of experience spanning management consulting, engineering, product management, and business scaling, coupled with a solid technical foundation, he brings a well-rounded skill set to the table, emphasizing execution capabilities and hands-on technology expertise with a keen focus on delivering results. His expertise extends to a wide array of sectors, including Telecommunications, Fintech, Product Development, Game Development, and eGambling. He has had the privilege of providing consulting services to over 20 clients across 10+ countries. With a decade of operational and leadership experience, he has a proven track record of effectively managing geographically dispersed teams within international and culturally diverse settings.
He holds an MBA degree, complemented by a Master of Computer Science in Management, and he’s the holder of multiple professional certifications, including Scrum, Agile, PMP, ITIL, Prince, and Product Management.
Rodolfo Hansen
Senior Software Architect Quality
& Excellence
Philips
A long history of implementing cutting-edge technologies long before they became mainstream. One of his open-source contributions, the first Maven plugin for seamless interaction with Google App Engine, received hundreds of thousands of downloads and facilitated the continuous delivery and deployment of hundreds of projects worldwide.
Currently, he’s leading the charge in redefining software testing by taking a statistical approach that leverages advanced techniques such as mutation testing and property-based testing. Re-envisioning software test suites as binary classification suites, he’s redefining software test suite quality in terms of this much more studied field, pushing the boundaries of what is agile correctness in software development.
Alexis Hernandez
Principal Scala Consultant
Wiringbits
Alexis is an experienced Scala engineer who has been openly pushing the Scala/Scala.js adoptions, he has worked with big and small companies as a Developer, Team Lead, Architect. Alexis has also been contributing to the Scala open source ecosystem for many years now. Right now, Alexis has a Scala consultancy company (https://wiringbits.net), helping companies to succeed with Scala, as well as onboarding talented juniors to the Scala ecosystem.
Kannupriya Kalra
Mid Level Developer
Sky
She is a functional programming enthusiast and Scala developer with 10 years of experience in building scalable software solutions. Currently a Software Engineer at Sky in London, she develops and maintains critical backend applications using functional Scala. She has previously contributed to Scala projects in various organizations in India, focusing on data engineering. Her expertise includes Scala, Akka, and big data technologies. As a Google Summer of Code 2024 mentor with Scala Center, she contributes to Scaladex and Scala CLI projects. Additionally, Kannupriya is the org admin for the Google Summer of Code 2025 program with Scala Center, where she plays a pivotal role in guiding and shaping future open-source contributions.
Jakub Kozłowski
Lead Engineer
SiriusXM
Mateusz Kubuszok
Senior Scala Developer
Scala developer for 9 years, Chimney maintainer for 7 years.
Blogged at Kubuszok.com
Ivan Petrov
Scala Developer
Evolution
Software engineer from Evolution. In love with Scala and functional programming since 2017. Lecturer and mentor of Scala-bootcamps made by Evolution.
Wojciech Pituła
Staff Engineer
SwissBorg
Staff Engineer. Scala Developer. Generalist. An absolute expert in faking expertise. Claimant to the title of The Laziest Person in Existence. Fighting an uneven battle with code and backlogs for the past 10 years.
Elina Sitenkova
Talent Acquisition Partner to Engineering
Evolution
With over 7 years in tech recruitment, Elīna drives talent acquisition for Evolution’s engineering teams, including Scala and other key departments. She’s passionate about bridging the gap between top talent and impactful projects, having led initiatives like the TypeScript Bootcamp and the newly launched Scala Academy. Currently pursuing a degree in Business Psychology, Elīna brings a unique blend of recruitment expertise and human insight to build stronger, more dynamic teams.
Mikhail Sokolov
Scala Developer
Evolution
Physicist by training, software engineer by craft. Your friendly neighbourhood backend developer. Interested in the JVM platform and distributed systems. Scala-head since 2013.
Natallia Soltan
Head of HR Engineering
Evolution
A professional journey transitioning from an entrepreneur to a Head of HR. Started her professional career as an entrepreneur, building educational projects and training centers for adults. At the age of 35, stepped out of entrepreneur path and chose a new course, exploring the structured world of big corporations as HR. Started from the ground up as an HR specialist, her entrepreneurial spirit, combined with a fresh perspective on corporate dynamics, helped her level up in career quite fast.
Entrepreneurship skills — such as adaptability, visionary thinking, and an intrinsic understanding of people —played a vital role in her unconventional journey.
Ruslans Tarasovs
Back-end Architect
Evolution
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Krystian Warda
Data Engineer
Jit Team
He’s a career shifter from structural engineering to big data engineering, with 3 years of experience in fintech companies such as Citi and Nordea. He’s passionate about expanding my knowledge and skills through side projects, with a focus on programming in Python and Scala.
Evolution Products Development Poland Sp. z o.o.
ul. Przyokopowa 33, 01-208 Warszawa
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