Speaker

Haggai Philip Zagury

Haggai Philip Zagury

DevOps Group & Tech Lead @Tikal Knowledge

DevOps Group & Tech Lead @Tikal Knowledge

Tel Aviv, Israel

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25+ years if experience as an IT Systems Engineer.
I lectured in various conferences in Israel and abroad.

Bootstrapped my career as a systems administrator in a small StartUp, and a few years later learned about my passion to learn & teach ;) ,
My Day job was running production for a small ISP running various sub-systems, which quickly grew in demand, my journey continued when I joined Tikal ~16 years ago as a Configuration Manager and grew from there into the DevOps field.

I'm not the traditional geek 😉 I am very passionate about what I do ♾️.
HagZag

25+ лет опыта работы инженером ИТ-систем.
Я читал лекции на различных конференциях в Израиле и за рубежом.

Начал карьеру системного администратора в небольшом стартапе, а несколько лет спустя понял, что мне нравится учиться и преподавать ;) ,
Моя основная работа заключалась в управлении производством для небольшого интернет-провайдера, который запускал различные подсистемы, спрос на которые быстро рос, мое путешествие продолжилось, когда я присоединился к Tikal ~16 лет назад в качестве менеджера по конфигурации и оттуда перешел в сферу DevOps.

Я не традиционный гик 😉 Я очень увлечен тем, что я делаю ♾️.
HagZag

Area of Expertise

  • Information & Communications Technology
  • Transports & Logistics

Topics

  • Platform Engineering
  • Kubernetes
  • SRE
  • CNCF
  • Software Development
  • Cloud & DevOps
  • DevOps & Automation
  • Leadership development
  • DevOps Skills
  • AWS CDK
  • aws
  • Terraform
  • golang
  • python
  • Documentation
  • Docker
  • GitHub Actions
  • GitLab CI
  • Serverless computing
  • ServiceMesh
  • Observability
  • Monitoring
  • Logging

Farm to Table Software Delivery - DevOps to Platform Engineering

The way we build, deliver, and operate software has undergone a massive transformation over the past decade. What started as a DevOps-centric approach—focused on automation, CI/CD, and infrastructure as code—has now evolved into a Platform Engineering paradigm. This shift prioritizes self-service, developer experience, and scalable platform abstractions to enable high-velocity software delivery. In this session, we will explore how organizations are modernizing their software delivery pipelines, infrastructure, and operational models to drive agility, efficiency, and reliability.

Drawing from real-world experience as a DevOps consultant and platform engineer, I will take attendees through the journey of software delivery evolution—from early configuration management days to the current Platform Engineering movement. We will discuss the critical role of self-service platforms in empowering developers while ensuring governance, security, and operational excellence at scale.

- Cloud-native and DevOps cultural shifts Configuration Management -> Platform Engineering,
- From bare metal to managed services - *aaS
- The impact of the 12/15-factor app principles on modern application design
- The transition from traditional CI/CD to platform-centric delivery models
- Choosing the right "welding point" between applications and cloud providers
- Architectural patterns for Kubernetes-based software delivery

Declarative vs. Imperative IaC: What You Don’t Know Until You Know

Infrastructure as Code (IaC) lies at the heart of modern DevOps and platform engineering, but choosing between declarative and imperative approaches is often more complex than it seems. In this session, I’ll share my five-year journey navigating both paradigms, from reinventing the wheel with the open-source version of Pulumi to embracing Terraform and its wrappers, such as Terragrunt and Python integrations.

Through these experiences, I uncovered a critical but often overlooked aspect of IaC: how declarative and imperative styles influence CI/CD workflows. What started as running Terraform locally evolved into building full-fledged applications (in Go and Python) to manage infrastructure dynamically.

This talk dives into the hurdles, lessons learned, and practical insights that I’ve gained as a DevOps consultant working daily with cloud-native technologies. Whether you’re debating which approach to use or looking to refine your existing workflows, this session offers a behind-the-scenes perspective on making informed decisions and navigating the nuances of IaC effectively.

I will be using practical examples emphasizing the TCO of running a declarative vs imperative approach which is something I am also blogging about on medium.

Building a Cloud Native Platform Brick by Brick

The overwhelming growth of technologies in the cloud native foundation overtook our toolbox and completely changed (well, really enhanced) the developer experience.

In this talk, I will share my personal journey from the "operator's to developer's chair" and the practices which helped me along my journey as a cloud-native developer.

Zerotrust in Cloud Native Environments (CNE)

In the rapidly evolving landscape of cloud-native applications, security is no longer an afterthought—it's a critical design imperative. Our session seeks to explore the intricate security challenges faced by modern microservice architectures, diving deep into the vulnerabilities and best practices that can make or break an organization's digital infrastructure.

Cover trivial to complex security aspects - prevention detention and remediation.
Target audience is - Developers / DevOps engineers which need to provide secure software and infrastructure.

From SaaS to Cloud Native with 15 factors

The landscape of application development has shifted dramatically, moving from monolithic applications to cloud-native microservices. This session will explore the evolution of application design principles, starting with the widely adopted 12factor.net methodology, designed initially for SaaS platforms like Heroku. We will delve deeper, examining the 15 Factors, an extended set of principles that incorporate the lessons learned from real-world cloud deployments and embrace modern practices. These 15 factors build upon the original 12, offering a framework that makes your application truly cloud-native, working across any cloud provider. This talk will cover topics such as API-First, Telemetry, Security and the evolution of concepts like Dev/Prod parity, stateless process and more. If you're looking to build, evolve, or migrate applications to the cloud, this session will provide you with a blueprint for success.

This session will provide actionable insights, practical strategies and modern concepts to help attendees build applications that are not just "in the cloud," but truly of the cloud. Attendees will understand what it means to build truly cloud-native applications, what trade-offs exist when it comes to pragmatic approaches over idealistic approaches, and what it takes to move existing applications from legacy ways to modern cloud-native ways.

DevOpsDays Tel Aviv 2022 Sessionize Event

December 2022 Tel Aviv, Israel

swampUP 2022 City Tour - London Sessionize Event

October 2022 London, United Kingdom

Yalla DevOps Tel Aviv 2022 Sessionize Event

July 2022 Tel Aviv, Israel

swampUP 2022 Sessionize Event

May 2022 Carlsbad, California, United States

Cloud Native Devs !

Cloud Environments and Architectures, such as Serverless and Microservices, and their effective Deployment and Stability of Production have been our main focus, but we are now seeing the developer experience shifting. Forced to combine many subsystems together on our laptops it has become a mirror of the cloud. We used to call this our Integrated Development Environment, and we should start treating it as one. In this session, we will take a short tour of many patterns & tools designed to enhance the developer experience. From various integrations augmenting our existing IDE's to Internal Development Platforms designed as self-service platforms for developers.

https://docs.google.com/presentation/d/10HIxZq7fg9f-ArSc3Nb4dyloopIf01wkZ-BeTdkczXQ/present?slide=id.g102f21713f3_0_44

December 2021 Tel Aviv, Israel

Haggai Philip Zagury

DevOps Group & Tech Lead @Tikal Knowledge

Tel Aviv, Israel

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