Alex Berber

DevOps Team Lead (hands on)

Darrow AI

May 2024 - Current (2 years 6 months)

In Darrow I'm responsible for: - Cloud Infrastructure - Cloud Budget - Cloud Security Tech stack: Git/CI: Gitlab.com CD: ArgoCD Cloud: AWS Amazon IaC: Terraform/Terragrunt Container orchestration: AWS EKS 1.30, 1.31 Kubernetes apps: alb ingress controller, cert manager, external dns, external secrets, metrics server + addons EKS auto-scaling: HPA + Karpenter 1.0 Monitoring: Datadog DBs: Mongo Atlas, RDS PostgreSQL, Aurora VPN: Tailscale Traffic & CDN: AWS Cloudfront, AWS ALB, AWS WAF Sprints & Tasks: Jira, Fellow, Confluence Show less

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Co-Founder, Advisor and Board Member

May 2024

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CTO & Co-Founder

Nov 2021 - May 2024 (2 years 7 months)

- Managing teams of DevOps, DevSecOps, and FinOps professionals. - Providing both technical and management leadership. - Designing and operating reliable, secure, efficient, cost-effective, and sustainable systems following AWS Well-Architected Framework principles and best-practices. - Design and implement CI/CD processes. - Assure that production availability meets 99.99% SLA. - Building Cloud Architecture (from SOW and Jira project to final result). - Work closely with tech leads to define, design, and implement infrastructure needs. - Responsible for all DevOps and security areas: infrastructure and cloud environments, CI/CD, observability, SAST, SCA, SSDLC, and Cloud Security. - Actively engaged in defining the company strategy and roa

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Head of DevOps (hands on)

Mar 2020 - Nov 2021 (1 year 9 months)

Tech stack and responsibilities - Managed local and foreign DevOps teams - Public clouds (AWS Amazon - main, GCP, Azure) - Operations systems (Ubuntu, Amazon Linux 2, Alpine) - Containers everywhere with Docker/containerd - Building modern CI/CD pipelines of any kind and complexity (Jenkins, Github Actions, Gitlab CI/CD) - GitOps for (ArgoCD) Kubernetes native deployment. - Writing Helm3 charts (Including wrapping it in helfmfile releases). - Installing and supporting Kubernetes (GKE, EKS, kops, k3s, etc..) - Infrastructure as a code (we fall in love with Terraform and Terragrunt) - Implementing monitoring solutions for any kind of cloud infrastructure (Prometheus, Node exporter, Alertmanager, Grafana) - Logging & observability (ELK solutio

Head of DevOps (hands on)

Minute Media

Jul 2016 - Mar 2020 (3 years 9 months)

Tech stack and responsibilities - Managed a local team of 4 engineers - Designing and deploying scalable, highly available, and fault-tolerant systems on top of AWS. - CI and CD with Github, Jenkins, Docker, Capistrano and Slack bot. - Docker Swarm (60% of production systems running microservices on Docker Swarm). - Kubernetes 1.11 (40% production systems running microservices on K8s). - Local development with help of Docker Compose. - CDN (EdgeCast\Akamai hosting 80% static content, CloudFlare and CloudFront as support). - Main server OS Ubuntu 16.04\18.04, Centos 7. - Logs collecting with in-house ELK stack (Elasticsearch, Logstash, Filebeat, Kibana) - Server Monitoring (Collectd + Docker + InfluxDB + Grafana) - Swarm Cluster Monitoring (

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Senior DevOps Engineer

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Sep 2014 - Jul 2016 (1 year 11 months)

About the Role In SpotOption: I worked with outstanding group of people that supporting SpotOption production infrastructure highly disruptive technologies and cutting-edge products. Whole team is very open, creative, fast-paced, with exceptionally talented developers, admins and DevOps. Main Mission: Installing, configuring, supporting and developing mission-critical systems & services. Continuous Integration and continuous deployment of web applications. Integration of cutting edge technologies into internal and production services. Skills & Technologies: - Operations Systems (CentOS, Debian, Ubuntu, FreeBSD) - Scripting and programming languages (Python, Bash) - Infrastructure provisioning tools (Ansible ~1000 VMs) - Build, ship, and run

Senior Linux System Administrator

Allot

Jul 2013 - Sep 2014 (1 year 3 months)

About the Role in Allot: Maintaining internal office systems and critical productions services. Installing servers for other departments/branches and many countries around the globe. Working to come up with and implement improvements to the current system architecture, and developing solutions to any problems as they arise. Maintaining backup and monitoring solutions. Writing scripts to automate multiple tasks. Stack of technologies: - CentOS 6,7, RHEL, Debian, Ubuntu - Docker - Git, GitLab, SVN - Apache, Nginx, lighttpd - Python & Bash scripting - LAMP & LEMP stacks - MariaDB, MySQL - Sabayon, FreeBSD - DNS (bind), dhcpd - TCP\IP - Exim - Nagios - Pfsense, Monowall - ESXi - Proxmox - XenServer Show less

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Linux\UNIX System Administrator

Jan 2012 - Apr 2013 (1 year 4 months)

- Linux (Fedora \ CentOS \ Ubuntu) - Vyatta \ m0n0wall - FreeBSD - Nagios (as main monitoring system) - Asterisk (as main VoIP system) - bash for scripting and automation. - SVN (as main CVS) - rsnapshot for backups (I really like this tool) - Amazon as main cloud hosting provider and many more...

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System Administrator (מנהל מערכת)

Mar 2010 - Dec 2011 (1 year 10 months)

System Administrator in computer department of Israel Defense Forces. Was responsible for all computer and network infrastructure in Kirya, Tel-Aviv.

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Junior Linux\UNIX System Engineer

Jan 2007 - Jan 2008 (1 year 1 month)

Monitoring of huge server systems, support of servers under Linux and Windows Server.

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Linux and Windows System Administrator

Classic Private University

Jan 2005 - Jan 2007 (2 years 1 month)

- Windows networks - Linux networks and system - Windows Server - Cluster - CheckPoint - CISCO

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Alex Berber

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