Douglas Mendes

Douglas Luiz Mendes

🌍 Brazil - Remotely

Cloud-Native Platform Engineering Associate & Kubernetes Certified

Site Reliability Engineer focused on building resilient, observable, and automated infrastructure. Experienced with cloud platforms, containerization, and infrastructure-as-code.

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🚀 Expertise in the Modern Ecosystem

Deep hands-on experience with industry-leading technologies for cloud-native infrastructure, containerization, and automation.

AWS

AWS

Cloud Infrastructure

Kubernetes

Kubernetes

Container Orchestration

Jenkins

Jenkins

CI/CD Automation

GitHub

GitHub

Workflow Automation

Terraform

Terraform

Infrastructure as Code

🏆 Recent Achievements

CNPA Badge

CNCF Credential

2025

CNPA: Certified Cloud Native Platform Engineering Associate

Certified by the Cloud Native Computing Foundation (CNCF) for expertise in cloud-native platform engineering, Kubernetes, and modern containerized infrastructure practices.

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Focus Areas

🎯

Building reliability at Itaú

In Progress

✓

Implemented end-to-end observability using Datadog

Completed

✓

Strengthened engineering teams with SRE best practices

Completed

🏅 Recognitions

Datadog

Observability Day 2025

Choice of the Day Award

Last year, I led the Datadog implementation for the Beyond Banking platform, with a strong focus on Itaú Shop 2.0. This work earned first place at Itaú’s Observability Day as the “Choice of the Day,” recognized for its impactful use cases and observability excellence.

💼 Experience

Sr Site Reliability Engineer

🏢 Itaú Unibanco

02/2022 - Present

  • •Led SRE practices for Beyond Banking platforms (marketplace, icarros, tags) supporting high-availability consumer-facing applications
  • •Executed AWS account migration into Itaú's centralized cloud environment with compliance guardrails
  • •Led observability migration from Grafana to Datadog, redesigning metrics, alerts, and SLOs
  • •Implemented FinOps strategies reducing cloud costs by R$100K+ annually
  • •Strengthened platform resilience through load testing, capacity planning, and chaos engineering

Sr Site Reliability Engineer

🏢 ZUP Innovation (Itaú)

03/2021 - 02/2022

  • •Core SRE for Itaú Shop, a cloud-native marketplace embedded in Itaú's super-app
  • •Designed and bootstrapped AWS infrastructure using Terraform and Crossplane
  • •Owned Kubernetes environments with 1,000+ pods ensuring scalability and availability
  • •Exposed microservices securely via API Gateway
  • •Built and enhanced CI/CD pipelines with Jenkins for faster deployments

DevOps Engineer

🏢 Grupo Mult (BMG Bank)

08/2020 - 03/2021

  • •Built and maintained CI/CD pipelines using Azure DevOps
  • •Implemented DevSecOps practices with SonarQube and Nexus
  • •Migrated applications from on-premises to cloud-based pipelines
  • •Enabled product squads to deploy secure, scalable cloud applications

Site Reliability Engineer

🏢 Avenue Code

10/2017 - 08/2020

  • •Worked as SRE consultant for US Fortune 500 company on revenue-critical platforms
  • •Designed and implemented automation to reduce operational toil
  • •Supported global e-commerce platforms with high traffic and strict availability requirements
  • •Migrated observability stacks (Datadog ↔ New Relic) and implemented PagerDuty for 10+ teams

⚙️ Skills & Expertise

Cloud & Platforms

☁️AWS (EKS, ECS, EC2, IAM, S3, Lambda, API Gateway)★★★★★
☁️Azure★★☆☆☆
☁️GCP★★☆☆☆

Containers & Orchestration

⛵Kubernetes★★★★★
🐋Docker★★★★★

Infrastructure as Code

🏗️Terraform★★★★★
🏗️Crossplane★★★★☆

CI/CD & Automation

🤖Jenkins★★★★☆
🔄GitHub Actions★★★★☆
🔄Azure DevOps★★★☆☆
💻Shell★★★★★
💻PowerShell★★★☆☆

Observability & Incident Management

📊Datadog★★★★★
📈Prometheus★★★★☆
📊Grafana★★★★☆
📈New Relic★★★☆☆
🔍Graylog★★★☆☆
🚨PagerDuty★★★★☆
🎫ServiceNow★★★☆☆

Reliability & Operations

🎯SRE practices★★★★★
📊SLAs/SLOs/SLIs★★★★★
🚑Incident Response★★★★☆
📖Runbooks★★★★☆
⚡Chaos Engineering★★★☆☆
⚙️Load Testing★★★★☆
💰FinOps★★★☆☆

Skill Radar

🎓 Education & Certifications

📚 Degrees

Completed

Postgraduate Degree in Site Reliability Engineering

PUC Minas

Completed

Bachelor's Degree in Information Systems

PUC Minas

🏆 Certifications

CNPA: Certified Cloud Native Platform Engineering Associate

2025

CNPA: Certified Cloud Native Platform Engineering Associate

Cloud-native platform engineering and modern infrastructure practices.

CNCF

AWS Solutions Architect, Associate

2022

AWS Solutions Architect, Associate

Design and deploy AWS infrastructure solutions.

AWS

AWS Cloud Practitioner

2022

AWS Cloud Practitioner

Foundational knowledge of AWS cloud services and best practices.

AWS

Certified Kubernetes Administrator (CKA)

2021

Certified Kubernetes Administrator (CKA)

Expert-level Kubernetes cluster management and orchestration.

CNCF

Google Cloud Associate Cloud Engineer

2020

Google Cloud Associate Cloud Engineer

Deploy and manage Google Cloud infrastructure and applications.

Google Cloud

Oracle Cloud Infrastructure Architect Associate

2020

Oracle Cloud Infrastructure Architect Associate

Design and implement Oracle Cloud Infrastructure solutions.

Oracle

📬 Get in Touch

Let's discuss your infrastructure challenges, reliability initiatives, or opportunities.

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