Hello, I'm
Rafael Arthur Muller
Senior DevOps Engineer & AI Solutions Architect
I am a versatile technology professional with 15+ years of experience, currently serving as a Senior DevOps Engineer at Airbnb while also specializing in AI integration and solutions. My expertise spans AWS and GCP cloud platforms, with a proven track record of implementing cutting-edge AI technologies to enhance infrastructure automation, monitoring, and operational efficiency. I bridge the gap between traditional DevOps practices and modern AI capabilities, creating intelligent systems that solve complex business challenges. My passion for continuous learning drives me to actively participate in both DevOps and AI communities, pursue advanced certifications, and stay at the forefront of these rapidly evolving fields.
Career Objective
Seeking to leverage my dual expertise in DevOps engineering and AI solutions in a forward-thinking role that embraces both disciplines. I aim to apply my extensive experience with cloud platforms (AWS, GCP), infrastructure automation, and AI integration to create intelligent, self-healing systems that drive operational excellence. My goal is to pioneer the intersection of DevOps and AI, developing innovative solutions that enhance efficiency, reduce operational overhead, and deliver exceptional business value.
Key Qualifications
- •Cloud Expertise: Highly skilled in AWS, holding five AWS Certifications, and proficient in GCP with extensive production experience. Familiar with Azure, demonstrating a broad understanding of cloud platforms.
- •DevOps Mastery: Extensive experience with Kubernetes, Docker, Terraform, Ansible, CI/CD tools, and observability solutions (Prometheus, Grafana, DataDog), enabling seamless automation, efficient deployment processes, and comprehensive system monitoring.
- •AI Integration: Proficient in implementing AI solutions for infrastructure optimization, predictive monitoring, and automated incident response, creating intelligent DevOps workflows that reduce manual intervention.
Professional Experience
Over 15 years of experience in IT, specializing in DevOps, cloud technologies, and infrastructure management.
Senior Cloud Engineer
07/2021 - PresentBuilding Airbnb's Service Mesh with Istio.
Key Achievements:
- •Spearheaded the design and implementation of Airbnb's Service Mesh using Istio, enhancing the microservices architecture's scalability, reliability, and security.
- •Led a pivotal role in seamlessly migrating Airbnb's services and microservices (1000+) to Kubernetes and a Service Mesh environment, improving operational efficiency and reducing downtime.
- •Collaborated closely with cross-functional teams to architect and design the new environment, ensuring optimal performance and high availability of all Airbnb services.
- •Conducted technical interviews and contributed to the onboarding process for new contractors, fostering a cohesive and skilled engineering team.
- •Effectively utilized a comprehensive tech stack including AWS, Kubernetes, Terraform, Data Dog, Spinnaker, GitHub, Slack, Jira, and Python to deliver robust and scalable solutions.
- •Orchestrated the successful implementation of the Service Mesh, reducing latency and enhancing communication between microservices by 30%, leading to an improved user experience.
- •Guided the migration project, achieving zero downtime during the transition and minimizing any impact on Airbnb's users.
- •Mentored and trained the new contractors, resulting in a 20% increase in team productivity and a more cohesive knowledge-sharing environment.
- •Played a crucial role in automating the deployment pipeline with Spinnaker, reducing release cycles by 40% and ensuring consistent, reliable deployments.
Senior DevOps Engineer
10/2020 - 07/2021Diligent Senior DevOps Engineer focusing on infrastructure automation, configuration, security, deployment, and monitoring of Docker-based software and services on AWS (ECS-FARGATE). Proficient in leveraging tools like Terraform, Ansible, GitLab CI (Enterprise Edition), New Relic, and CloudWatch to optimize operations and bolster performance.
Infrastructure Coordinator
09/2015 - 01/2018Led the formation and coordination of a new internal infrastructure team and a 24x7 monitoring and NOC team at TOTVS. Established comprehensive service desk processes for incident, change, capacity, availability, security, continuity, and service level management.
Projects & Consulting
Notable projects and consulting work I've contributed to, showcasing my expertise in cloud architecture and DevOps practices.
DevOps Engineer
Leading cloud transformation initiatives and establishing modern DevOps practices for a growing Brazilian startup.
Key Achievements:
- •Spearheaded AWS cloud transformation using Infrastructure as Code (Terraform): Designed and automated a robust, secure, and cost-effective environment that scaled to meet evolving business demands.
- •Developed and optimized EMR infrastructure: Enabled big-data processing and analytics pipelines to handle massive data workloads efficiently, reducing cost and improving insight delivery.
- •Implemented container-based services for high availability and auto-scaling: Leveraged Kubernetes/ECS to minimize downtime, improve deployment speed, and reduce operational overhead.
- •Established comprehensive observability (metrics, tracing, logging): Employed OpenTelemetry Collectors for proactive monitoring, slashing incident resolution time and ensuring system reliability.
- •Drove yearly innovation roadmaps: Continually introduced new tools, modern cloud-native practices, and streamlined processes to enhance performance, security, and developer productivity.
Technical Skills
A comprehensive set of technical skills acquired through 15+ years of experience in the IT industry.
Artificial Intelligence & ML
Cloud Platforms
Containerization & Orchestration
Infrastructure as Code
CI/CD & DevOps
Operating Systems
Programming & Scripting
Certifications Highlights
CKA: Certified Kubernetes Administrator
The Linux Foundation - Score: 92%
HashiCorp Certified: Terraform Associate
HashiCorp
AWS Certified Solutions Architect - Professional
Amazon Web Services
AI & Automation Projects
AI-Powered Infrastructure Monitoring
Implemented intelligent monitoring systems that use AI to predict potential infrastructure failures before they occur, reducing system downtime by 35%.
ChatGPT-Enhanced Support
Integrated ChatGPT into the support workflow to provide instant responses to common infrastructure and deployment issues, improving first-response time by 60%.
Automated Resource Optimization
Developed an AI system that analyzes cloud resource usage patterns and automatically adjusts provisioning, resulting in 25% cost reduction while maintaining performance.
Intelligent Incident Response
Created an AI-driven incident response system that learns from past incidents to suggest resolution steps, reducing mean time to resolution by 40% for common issues.
Education & Certifications
Academic background and professional certifications that have shaped my expertise.
Education
Bachelor's Degree in Systems Analysis and Development
Anhanguera Education
Certifications
CKA: Certified Kubernetes Administrator
The Linux Foundation
HashiCorp Certified: Terraform Associate (003)
AWS Certified Solutions Architect - Professional
AWS Certified Developer - Associate
AWS Certified SysOps Administrator – Associate
AWS Certified Solutions Architect – Associate
AWS Cloud Practitioner
HashiCorp Certified: Terraform Associate (002)
SFS Information Security Foundation is based on ISO IEC 27001.
ITSM20F - IT Service Management Foundation based on ISO IEC 20000.
DevOps Essentials Professional Certificate (DEPC)
CertiProf®
Scrum Foundation Professional Certificate (SFPC)
CertiProf®
Exam 70-640 TS: Windows Server 2008 Active Directory, Configuration.
Exam 70-642 TS: Windows Server 2008 Network Infrastructure, Configuration.
Exam 70-643 TS: Windows Server 2008 Applications Infrastructure, Configuration.
Exam 70-659 TS: Windows Server 2008 R2, Virtualization.
Exam 70-680 TS: Windows 7, Configuring.
Exam 70-647 PRO MCSE: Windows Server 2008, Enterprise Administrator.
Exam 70-417 MCSA: Windows Server 2012.
Language Proficiency
Portuguese
Native
Spanish
Advanced
English
Advanced
Get In Touch
Feel free to reach out if you're looking for a DevOps Engineer, Cloud Engineer, or Platform Engineer, or if you have any questions.
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