Amanda Lewis

Amanda Lewis is the Development Lead and a developer advocate with Google Cloud, focused on DORA, DevOps, and Developer Productivity.

Amanda has spent her career building connections across leadership, developers, product managers, project management, and operators through working on teams that developed e-commerce platforms, content management systems, observability tools, and supported developers. These connections and conversations lead to happy customers and better outcomes for the business. She brings her years of experience and empathy to the work that she does helping teams understand and implement DevOps and reliability practices.

  • Let's Improve - Leverage DORA to Improve Your Team's Software Delivery and Operations Performance
Anais Urlichs

Anaïs is a Developer Advocate at Aqua Security, where she contributes to Aqua’s cloud native open source projects. When she is not advocating DevOps best practices, she runs her own YouTube Channel centered around cloud native technologies. Before joining Aqua, Anais worked as SRE at Civo, a cloud native service provider, where she worked on infrastructure for hundreds of tenant clusters. As OpenUK ambassador, her passion lies in making tools and platforms more accessible to developers and community members.

  • First Steps to Full Lifecycle Security in your DevOps pipeline with Open Source Tools
Andrew Clay Shafer

Andrew Clay Shafer evangelized DevOps tools and practices before DevOps was a word. Living at the intersection of Software Delivery, Cloud Computing and Open Source with experience in almost every role from support and QA to product and development across two decades, Andrew now focuses on engineering resilient sociotechnical systems and communities as a founder of Ergonautic.

  • Learn Sociotechnical Systems The Hard Way
  • Domain Driven DevOps
Andrew Hill
  • Dude, where's my data [in k8s]?
Andrew Zigler

Andrew is a professional developer advocate at Mattermost where he creates resources to empower the open source community. After graduating from The University of Texas at Austin, he taught English abroad in Japan, learned to code between teaching classes, and later became the lead web developer for an e-learning company back home in the United States. A lifelong advocate of career and technical education, Andrew's passion is helping others unlock their true potential.

  • Anatomy of a Mattermonster: How I Created an Open Source Developer Demo
Ben Madley

Ben is a Senior Software Engineer at Made Tech where he helps public sector organisations deliver technology projects. With experience improving and introducing processes in major government organisations and small companies with millions of users, Ben is passionate about delivering software in a people-oriented way that makes sense.

  • How To Get Nothing Done
Busra Koken

Busra is an SRE at Datadog where she works on technical & organizational challenges to make the platform more resilient. Her career spanned over eight years working in cloud infrastructure, platform engineering and reliability in various companies. She is especially passionate about incident management, platform automation and engineering culture. Outside work; she likes telling stories, taking photos and advocating for mental health.

  • The Art of Turning Incidents into Opportunities
Carlos León

Carlos is an automation junkie. A nerd and a hobbyist at heart.
He wrote his first website when he was 6 years old on his uncle's computer using Office Word.
Since then, his passion for computers hasn't stopped.

When he's not busy helping customers with cloud migration projects or automation challenges or speaking at conferences, he's somewhere in the mountains paragliding.

He values open communication, clean code, emotional maturity and nerd talk.

  • Home Lab for fun & profit?
Christoph Hartmann

Christoph Hartmann, co-founder and Chief Technology Officer at Mondoo, wants to make the world more secure.
Christoph’s cloud security experience began 15 years ago at Deutsche Telekom. He secured critical infrastructure at scale and co-developed the widely adopted open source security project
Building on this experience, he co-founded Vulcano Security and initiated the open source project InSpec, which helps Fortune 100 companies automate compliance assessments for Linux and Windows. Vulcano Security was quickly acquired by DevOps automation leader Chef Software. Christoph served as Engineering Director at Chef and was responsible for globally scaling the compliance engineering team.

  • Security vs. Dev Experience: Threat … or Opportunity?
Daniel Bodky

Daniel is a consultant at NETWAYS Professional Services and is fond of all things cloud-native. His duties comprise client work including Kubernetes, Prometheus, and GitLab. Since the start of 2022, Daniel has been looking into cloud-native technologies, mainly Kubernetes and its vast ecosystem of tools, and became CKA certified in the process.

After attending KubeCon EU 2022, he now wants to switch from the visitor’s to the speaker’s perspective in 2023.

When Daniel is not trying out new frameworks and tools, he enjoys coding on some pet projects, mainly in Python and Rust.

  • "SOS, please someone help me!" - Using Shiny Object Syndrome to your advantage
Derik Evangelista

Derik is a Principal Engineer currently working at Syntasso to enable platform teams to build the secure, scalable and usable platforms. In the past few years, Derik spent copious amounts of time fine tuning pipelines, services APIs, and managing engineering teams. Outside of work, you can probably find Derik running somewhere in the world.

  • The common fallacies on platform building
  • Building Your Platform on Multi-Cluster Kubernetes
Dinant Paardenkooper

Dinant is an enthusiastic, result-driven and experienced IT architect at IT-Impressive, with a big eagerness to learn and implement new technologies. With his hands-on mentality, a big dose of humor, the ability to understand complex IT landscapes and together with his love for DevOps since 2016, he enables Enterprises transforming functional business needs into effective IT solutions. He helps teams with the new way of thinking by sharing his knowledge as a team player. His motto “Be inspired, work together and simplify IT”.

  • AKS unlighted, but what about Compliancy, cost and Multi-tenancy?
Dotan Horovits

Horovits lives at the intersection of technology, product and innovation. With over 20 years in the hi-tech industry as a software developer, a solutions architect and a product manager, he brings a wealth of knowledge in cloud computing, big data solutions, DevOps practices and more.
Horovits is an avid advocate of open source software, open standards and communities. Horovits is an advocate of the Cloud Native Computing Foundation (CNCF), an organizer of the CNCF Tel-Aviv meetup group, a podcaster at OpenObservability Talks, and a blogger, among others.
Currently working as the principal developer advocate at, Horovits evangelizes on Observability in IT systems using popular open source projects such as Prometheus, OpenSearch, Jaeger and OpenTelemetry.

  • Practical Guide to Distributed Tracing with Jaeger
Engin DIri

Engin is a Customer Experience Architect at Pulumi and has been in the IT industry for over 15 years.

He started as a Java backend developer and later migrated to the fronted development. This is where he found his passion for CI/CD, Cloud technologies and in particular Kubernetes.

Engin is a very curious person and loves learning and testing new technologies.

  • How To Build A Production Ready Kubernetes
Feu Mourek

Feu has been working in tech for 7 years, as a front end developer, web designer, accessibility consultant and now as a Development Advocate taking care of community and customer relations. They speak at conferences, give trainings and are working together with the community to make sure that everyone is taken care of.

  • Flying Blind - Accessibility in Monitoring
Hans Broeckx

Thirty-something systems administrator from Belgium with blue eyes, black hair and a bushy beard.

My job is to make some IT magic happen at Inuits, a group of Open Source enthusiasts providing digital solutions for clients in all sectors.

I love exploring the world, learning new things, and enjoying life in general. I have a loving family and some amazing friends that help me to achieve my dreams.

  • Developing a pipeline is like raising chickens
Iris De Haas

Iris is Engineering Manager of the data team at ING’s Trade department. She used to be a social worker and made the switch to IT in 2019.

Outside of work, she enjoys travelling, cooking, and spending time with her partner and two cats.

  • The Next Generation of IT: Harnessing the Potential of Trainees
Ivan Milchev

Ivan Milchev is a senior software engineer living in Eindhoven, NL. He is a security advocate with a passion for DevOps, Kubernetes and Golang. His love for DevOps and Kubernetes developed over his years working on a managed Kubernetes platform and a network-aware scheduler extension.

His current projects include the Mondoo full-stack security platform and, a free open-source and completely transparent online donation platform for individuals and organizations.

  • Giving for your own good: How volunteering improves your career and well-being
Jamie Lee Coleman

Jamie is a Developer Advocate for Sonatype formally IBM, based in the UK. He talks about the importance of security in software, improving developer productivity and raising awareness about energy consumption of technology.
Passionate about discovering ways to help reduce developers carbon footprint, he is also a subject matter expert in containerised solutions and build technologies. He fell in love with Java at University and has gone on to talk at many conferences about using Java with microservices and related technology. He has worked on a wide variety of projects such as modernising IBM CICS mainframe testing infrastructure, creating, and automating the creation of Docker images for IBM’s products and contributing to a DevOps pipeline offering.

  • To the Left, to the Left: All your Security Shifted to the Left
Jason Yee

Jason Yee is a Staff Technical Evangelist at Datadog and he’s obsessed with helping engineers and engineering organizations become better by using data, collaborating, and learning. Previously, he was Director of Advocacy at Gremlin, Community Manager for DevOps & Performance at O’Reilly Media, and a Software Engineer at MongoDB. Outside of work, he likes to spend his time collecting interesting regional whiskey and pokemon.

  • Nijntje Doet DevOps
Jessica Rose

Jessica Rose works on the Common Voice project, helping computers to better understand how real people speak. When she's not working, she teaches large scale programming bootcamps. She's always excited to hear about what you're working on.

  • Stress Management for Developers
John Willis

John Willis has worked in the IT management industry for more than 35 years. Currently he is an Evangelist at Docker Inc. Prior to Docker Willis was the VP of Solutions for Socketplane (sold to Docker) and Enstratius (sold to Dell). Prior to to Socketplane and Enstratius Willis was the VP of Training & Services at Opscode where he formalized the training, evangelism, and professional services functions at the firm. Willis also founded Gulf Breeze Software, an award winning IBM business partner, which specializes in deploying Tivoli technology for the enterprise. Willis has authored six IBM Redbooks for IBM on enterprise systems management and was the founder and chief architect at Chain Bridge Systems.

  • Modern Governance and the Service Mesh
Julia Sullivan

This is what is written on the back of my book "Geeks Guide To Work" (Rethink Press, 2021, shortlisted in the personal development category of the UK Business Book Of The Year Awards 2022)

"Julia Sullivan is a personal development facilitator and has spent the past twenty years supporting individuals and teams to tap into their hidden human potential and improve their communication skills. She believes businesses have an important role as forces for good in society and has helped many pioneering organisations transform through personal development."

She has worked with over 50 organisations, including hospitals, universities, government bodies. And since 2014 she has worked with teams, individuals and management teams in numerous tech organisions including Backbase, Mobiquity, Omnia, Hiber, Utilus, RIPE and Service Now.

Julia was raised in the UK, and has been living in Amsterdam since 1992. She is married to Robbert Tilli and they have two grown up sons.

In her spare time she loves being out in nature and can be spotted out on the racing bike or at the community garden Stadstuinnoordoogst.

  • Long live the imposter syndrome!
  • Become A Person Of Influence
Julie Starling

Julie Starling is passionate about the efficient delivery of value to customers. In recent years she has specialized in how data can be used to drive the right conversations to do this. She encourages teams to use data in actionable ways and currently supports a team of Agile professionals at Principality Building Society. She has spent over 15 years working in and alongside software delivery teams and loves to help teams for and realise their potential. In her spare time she loves to travel, snowboard and is obsessed with houseplants.

  • How we use Data to Ignite Action
Jurgen Allewijn

Jurgen is an experienced and enthusiastic IT architect at Luminis. In the last 20+ years he has accumulated a lot of knowledge and experience in IT. He likes to operate on the intersection of IT and the business, where his added value lies in translating the requirements of the business in technical solutions. He has a positive critical attitude during the process to achieve the most optimal result for each customer. Jurgen values the importance of knowledge sharing. He puts into practice by sharing his knowledge through the giving of training courses and workshops and organizing meetups.

  • AKS unlighted, but what about Compliancy, cost and Multi-tenancy?
Kris Buytaert

Kris Buytaert is a long time Linux and Open Source Consultant. He's one of instigators of the devops movement, working for /

He started more than one conference series and lost count on how many times he spoke at other events. He spends most of his time working on bridging the gap between developers and operations , while warning people not to make the mistakes he made. He builds infrastructures that can survive the 10th floor test, or a datacenter fire, while actively promoting the devops idea !

He hasn't blogged for a while but people still point out the title of his blog. Titled "Everything is a Freaking DNS Problem"

  • What if we were wrong ?
Laura Kalbag

Laura Kalbag is a British designer living in Ireland, and author of Accessibility For Everyone from A Book Apart. She’s been working as a designer, developer, writer, and speaker for more than a decade. Laura works in advocacy for Stately and is also the co-founder of Small Technology Foundation, a tiny not-for-profit organisation working on small alternatives to Big Tech.

  • Accessibility for everyone
Lesley Cordero

Lesley Cordero is currently a Staff Software Engineer, Tech Lead at The New York Times. She has spent the majority of her career on edtech teams as an engineer, including Google for Education and other edtech startups.

In her current role, she has focused on observability, building excellent teams, and reliability management by setting org-wide vision & strategy, improving on-call processes, introducing chaos engineering, and cultivating culture that builds with the most vulnerable employees in mind first. She shows care for others by holding them accountable to the best versions of themselves – and by buying them the occasional bubble tea.

  • Psychologically Safe Reliability Management
Louëlla Creemers

Louëlla Creemers is a web developer from Rotterdam, The Netherlands, with a passion for .NET development. At this early stage of her career she’s also a successful content creator, teacher, blogger, and public speaker.

She has built a strong following of over 30,000 people on social media, thanks to her technical expertise and her commitment to helping others learn and grow in their careers. You can find her on Twitter and Linkedin, sharing different kinds of educational posts or dad jokes.

  • Stop Chasing Unicorns and Rainbows: The Dangers of Survivorship Bias in Tech
Luben Alexandrov

Luben is an independent software architect at Perelik Soft, where he helps software development teams optimise their software development methodology. He has been developing commercial software for over a decade and has been contributing to numerous software projects, serving millions of transactions, some of them in the critical infrastructure. A programmer at heart, with a background in Computer Science he is especially interested in how a better software engineering process could help teams deliver faster and better software without compromising their happiness levels.

  • Peer Code Review Best Practices
Lutske de Leeuw

Lutske de Leeuw is a female software engineer at Luminis. A full-stack engineer with focus on Java and Angular. Loves machine learning, boardgames and cats. Wants to share knowledge, so everybody can benefit from it. Has te goal to speak on an European conference about a technical subject within 2 years.

  • Machine learning 101: Where to begin?
Marino Wijay

Marino is a Developer & Platform Advocate at, EddieHub Ambassador, and KubeHuddle Organizer. He is passionate about technology and modern distributed systems that involve heavy networking. He will always fall back to the patterns of Networking and the ways of the OSI. Community building is his driving force; A modern Jedi Academy. Marino brings two decades of tech experience and knowledge to all conversations he has with the community to help grow and inspire them.

  • Measure Twice, Cut Once: Dive Into Network Foundations For All!
Marjolein Pilon

Marjolein is a freelance Scrum Master from the Netherlands, currently serving three teams at Rabobank. She loves to inspire other agile enthusiasts and writes blogs about creative team sessions she facilitates for her teams. She's also passionate about planet earth (our most important stakeholder!) and is raising awareness in the scrum community to become more carbon efficient.

  • Planet Earth as our Stakeholder
Mark Heistek

Mark has first-hand experience leading (large) organizations through the agile, DevOps and Continuous Delivery transformation.

He provides the training and services that companies need to successfully harness agile, DevOps and Continuous Delivery as a self-organizing force that becomes part of a company’s product development culture.

  • Come and play! Learn how to deal with resistance!
Michael Arenzon

Michael’s passion is around solving complex engineering problems while maintaining high velocity, with emphasis on building distributed and highly concurrent systems, creating (a real) large-scale infrastructure, and improving operational efficiency.

Currently he's an independent consultant focusing around platform engineering and developer experience worlds.

Proudly part of the DevOpsDays Tel Aviv organizing team!

  • HTTP Fundamentals - Workshop
Mike Long

Mike is founder and CEO at Kosli, a developer tools startup for understanding DevOps changes. He has been delivering software in various cultures and industries for 20 years as an engineer, architect, consultant, and CTO. Based in Oslo, Mike helps to organize local DevOps events and meetups, and is also a trustee of the cyber dojo foundation.

  • GitHopes and Terrorforms 😱

Monika works as a SRE @Cloudflare. She is passionate about observability, k8s and databases. Outside of work, she tries to keep up to the energy of her toddler.

  • Alert Analytics
Nathen Harvey

Nathen Harvey, Developer Advocate for DORA and Google Cloud, has built a career on helping teams realize their potential while aligning technology to business outcomes. Nathen has had the privilege of working with some of the best teams and open source communities, helping them apply the principles and practices of DevOps and SRE. He is part of the Google Cloud DevOps Research and Assessment (DORA) research team and a co-author of the 2021 and 2022 Accelerate State of DevOps Reports. Nathen was an editor for 97 Things Every Cloud Engineer Should Know, published by O'Reilly in 2020.

  • Let's Improve - Leverage DORA to Improve Your Team's Software Delivery and Operations Performance
Pieter Reekers


  • Introduction to Application Security via instrumentation & observability
René de Leijer

More than 25 years in IT as a developer, test engineer, manager, scrum master, agile coach with a weakness for people. People are the driver of success if they feel the purpose and autonomy.

  • Improving your team performance by upgrading your (team) positive intelligence quotient (PQ)
Ringo De Smet

Customer Experience Architect @ Pulumi

  • How To Build A Production Ready Kubernetes
Ritah Nabukalu

Ritah Nabukalu is a junior web and mobile developer based in Uganda. She's excited about global development practices and how asyhncornous teams can better collaborate.

  • Stress Management for Developers
Rushil Sharma

Hello there,

I am Rushil and I love video games :D movies and science fiction a lot, and one of the many reasons why I love technology so much. I have been working in tech for over a decade and have previously worked at Red Hat, Emirated National Bank of Dubai and now with Google Brussels for 2 years now.

I work primarily in Application Modernisation and consult our customers in the Benelux on anything and everything in and around GKE and serverless. I love public speaking a lot and I am delivering a lot of SRE sessions over the last 1 year in this region and have had an amazing feedback from the auidences and would the audience to attend my workshop at the DevOps days Amsterdam.

  • How to run production like Google (An SRE Approach)
Sharon Steed

Sharon Steed is an international keynote speaker, author and founder of Communilogue, a corporate empathy and communications consultancy. She is a subject matter expert on empathy at work, and she teams organizations the key empathy behaviors necessary to retain top talent and improve individual and team performance.

Sharon has spoken at companies and conferences in 17 countries spanning five continents, with a focus on improving team communication and collaboration through engaging empathy and vulnerability as a professional asset. She has given a TEDx talk on empowering insecurities.

A lifelong stutterer, Sharon uses her speech impediment to both teach what empathy is and to inspire audiences to engage in empathy actions daily. An author and course instructor for O'Reilly Media, Inc., her eBook Empathy at Work is available in the O’Reilly library. Sharon’s LinkedIn Learning course "Communicating With Empathy" has been translated to French, Spanish, Farsi, Polish, Turkish, Dutch and Chinese; it over 500,000 views. A Midwest, USA native, she currently lives in Pennsylvania, USA.

  • There are no soft skills: making empathy actionable
Stefan Holdermans

A Customer Director at Schuberg Philis, Stefan Holdermans has over two decades of experience of developing, delivering, and running custom software solutions. He considers himself a pragmatic Agilist, strongly believing that a process should always adapt itself to the needs of the team. As a result, he is consistently sceptical towards silver-bullet, one-size-fits-all solutions, especially if they are concerned with "scaling agile".

  • Three value-inhibiting dysfunctions of enterprise software development
Thiago de Faria

Thiago leads the Early Stage Startup Solutions Architecture team at Amazon Web Services (AWS) EMEA.

Proud dad of two, working "computering stuff" for 13+ years, crazy about musical theater and passionate about #people #ML #AI #Data #devops #community.

Thiago wakes up every day with one goal: be kind with his team and startups so that we can all learn and grow.

He is an active part of the Amsterdam startup community, married to someone smarter than him, open-source enthusiast, and knowledge-sharer.

Also, win his utmost attention by talking about Hamilton, Spalamot and Harry Potter! :-D

  • Circling back to the foundation - from CALMS to KALMS
Viktor Farcic

Viktor Farcic is a Developer Advocate at Upbound, a member of the Google Developer Experts, CDF Ambassadors, and GitHub Stars groups, and a published author.

He is a host of the YouTube channel DevOps Toolkit and a co-host of DevOps Paradox.

  • Choose Your Own Adventure: The Treacherous Trek to Production
Whitney Lee

Whitney is a developer advocate at VMware who enjoys understanding and using tools in the cloud native landscape. Creative and driven, Whitney recently pivoted from an art-related career to one in tech. She is active in the open source community, especially around CNCF projects focused on developer productivity. This past fall, Whitney delivered a keynote presentation at Kubecon NA 2022. You can catch her lightboard streaming show ⚡️ Enlightning on Tanzu.TV. And not only does she rock at tech - she literally has toured playing in the band Mutual Benefit on keyboards and vocals.

  • Choose Your Own Adventure: The Treacherous Trek to Production
Winna Bridgewater

Winna is a Principal Engineer at Syntasso delivering Kratix, an open-source framework for building internal platforms on Kubernetes. She’s using what she learned about how teams work from her years of teaching extreme programming and pairing with customer application development teams at places like Fortnum & Mason, BMW, Allianz, Sainsbury’s, and others. She’s using what she learned about how platforms work from her years as an engineer and in engineering leadership with CloudFoundry. And before all of that, she came to tech via design and user research. She’s happy that she can wear all the different hats her experience has given her to help build a first-class tool that enables platform teams to deliver high value and enjoy their work in the process. Outside of work, Winna mostly tries to keep up with her two young girls whilst maintaining her sanity.

  • The common fallacies on platform building
  • Building Your Platform on Multi-Cluster Kubernetes