David Puziol Prata
Verified Expert in Engineering
DevOps Engineer and Developer
Vila Velha - State of Espírito Santo, Brazil
Toptal member since October 31, 2024
David is a senior DevOps engineer specializing in Kubernetes and GitOps using Argo CD. He has a knack for strengthening microservices for entire security and monitoring systems. His standout achievement includes building a portable Kubernetes cluster capable of seamless cloud migration. David has contributed to diverse industries, from financial services and logistics to smart home technology, working with companies like Encora and Smartpag.
Portfolio
Experience
- Linux - 10 years
- DevOps - 7 years
- Docker - 7 years
- Ansible - 5 years
- Kubernetes - 5 years
- GitLab - 5 years
- Terraform - 5 years
- Argo CD - 4 years
Availability
Preferred Environment
Linux, Visual Studio Code (VS Code), GitLab, Kubernetes
The most amazing...
...thing I've done is build a portable Kubernetes cluster with all the company's services, capable of migrating between one cloud and another when necessary.
Work Experience
Senior DevOps Engineer
Encora
- Contributed to different international projects for Encora clients, helping apply culture in the best possible way and always offering up-to-date solutions to customers.
- Created Kubernetes clusters in different cloud services prepared for scaling.
- Built a complete open-stack environment for an on-premise cloud.
- Implemented best practices in creating containers, security fixes for the common vulnerabilities and exposures found, and integrations between microservices.
- Developed CLI tools to deploy Kubernetes in different cloud services using Cloudify.
Senior DevOps Engineer
Smartpag
- Configured the entire infrastructure for mounting EKS clusters on AWS via Terraform while making other necessary resources available via Crossplane and GitOps.
- Managed development and production of Kubernetes clusters using Karpenter for scaling.
- Created and maintained repositories for GitOps using GitLab CI and Argo CD.
DevOps Team Lead
UUDI
- Developed the DevOps culture together with the entire company's IT sector. Managed the DevOps team and set goals.
- Built a highly scalable and redundant cloud environment.
- Managed the application and provided the best performance.
- Monitored resources in use, seeking the best cost per hour.
- Created CI/CD pipelines using different tools to reduce Git review.
Founder
Homeware
- Planned and consulted for home automation and small industrial areas.
- Provided services such as network and structure cabling, server tuning, and systems architecture.
- Set up virtualization and deployed different services using Docker.
Solution Architect
Engesis
- Created and managed the infrastructure required to provide web logistics software for trains.
- Handled requirements analysis for a railway logistics system.
- Supported the development team in the application's deployment.
Middleware Architect
CSI - Solução & Tecnologia
- Handled the administration and tuning of middleware and application servers, such as Oracle WebLogic and JBoss.
- Contributed as a database administrator at Oracle Bank.
- Served as Linux systems administrator and part of the team handling server virtualization using Citrix XenServer.
Junior Java Developer
CSI - Solução & Tecnologia
- Created Peticione, a software for making petitions online and sending them directly to the court. Used Java for the back end, Flex for the front end, and Oracle SQL.
- Enabled digital signatures for PDFs such as lawyers' certificates and used timestamps as a valid legal time to generate protocols needed.
- Developed integrations with different types of payments.
Intern
Embrapa
- Contributed to a project that is completely in Spring and is still used today.
- Developed a program that calculates and operates with topography. The program reads a file exported by Spring software, which contains the information necessary to construct the maps, and draws the topology by building it in 3D.
- Used the prototyping methodology to allow flexibility for changing initial requirements according to need and usability.
Experience
Home Automation System
https://gitlab.com/davidpuziol/homeautomationWorkstation Using Ansible
https://gitlab.com/davidpuziol/workstationPersonal Study Repositories
https://gitlab.com/users/davidpuziol/projectsEducation
Bachelor's Degree in Computer Engineering
PUC-Campinas - Campinas, SP, Brazil
Certifications
Certified Kubernetes Administrator
Linux Professional Institute
Skills
Libraries/APIs
TensorFlow
Tools
Terraform, Packer, GitHub, Ansible, Grafana, Vault, NGINX, GitLab, Istio, CVS, VMware, Jira, Google Workspace, Node-RED, GitLab Runner, Helm
Platforms
Visual Studio Code (VS Code), Kubernetes, Docker, Linux, Amazon Web Services (AWS), Azure, Apache Kafka, JBoss, Citrix, Oracle, Google Cloud Platform (GCP), OpenStack, Cloudify, WordPress, Proxmox, Bottlerocket
Languages
Java, C#, C, SQL, Go
Frameworks
Crossplane
Paradigms
Microservices, DevOps
Storage
Google Cloud, MySQL, MongoDB, Nextcloud
Other
Containers, Argo CD, Prometheus, Containerd, Security, Cloudflare, Consul, WebLogic, Atlantis, Home Assistance, NodeMCU, Ubiquiti, Unraid, Frigate, Storage, GitOps, Karpenter, DNS Configuration, Certified Project Manager, Monitoring, Audits, Platform Engineering
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