Arthur D.

Platform Architect

AWS Cloud Architect
3/1/2023 - 5/1/2023

Spearheaded the implementation of AWS Landing Zone integrated with AWS Single Sign-On (SSO), enhancing resource management capabilities, instituting stringent AWS account isolation, and devising a comprehensive user access control framework. This initiative significantly elevated security and streamlined cloud resource governance. Conceived and articulated sophisticated architectural designs, featuring intricate data flows and an underlying infrastructure composed exclusively of serverless resources within the AWS ecosystem, aiming for high scalability, performance, and cost-efficiency while minimizing operational overhead. Engineered an agile CI/CD pipeline employing Github Actions in conjunction with the Serverless Framework, thereby streamlining the code deployment process, enhancing developer productivity, and ensuring rapid, reliable, and consistent delivery of features and updates. Developed proficiency in AWS services, Serverless Framework, and CI/CD tools, demonstrating strong skills in cloud architecture and infrastructure automation.

AWS DevOps Architect
3/1/2023 - Present

Orchestrated the successful implementation of AWS Landing Zone in conjunction with AWS Single Sign-On (SSO), driving enhanced resource management, robust AWS account isolation, and streamlined user access management across systems. This initiative significantly bolstered security and governance capabilities within the AWS environment. Provided expert consultation, leveraging in-depth AWS knowledge and FinOps expertise to guide stakeholders in making informed decisions regarding optimal resource selection and cost reduction strategies on the AWS platform. This approach ensured efficient resource allocation and cost optimization while maximizing the value of AWS investments. Spearheaded the implementation of network security measures, including AWS Client VPN, to enforce secure remote access to critical resources, coupled with the widespread adoption of Session Manager for all instances to eliminate direct SSH access. This significantly enhanced overall system security and mitigated potential vulnerabilities. Leveraged Terraform for Infrastructure as Code (IaC) implementation, skillfully importing the existing infrastructure into the codebase, enabling seamless integration and deployment without the need for destructive rebuilds. This approach minimized production downtime and facilitated a smooth transition to the new infrastructure configuration.

AWS DevOps Architect
2/1/2023 - 9/1/2023

Orchestrated the implementation of AWS Landing Zone, synergized with AWS Single Sign-On (SSO), to bolster resource management capabilities. Ensured stringent isolation of AWS accounts and crafted a refined user access management schema, fortifying overall security posture and operational agility. Engineered a robust infrastructure overhaul and orchestrated strategic upgrades, calibrated to accommodate traffic surges and ensure ultra-high availability during peak periods preceding gaming seasons, thereby mitigating latency and optimizing the user experience. Functioned as a subject matter expert in the AWS ecosystem, providing incisive consultation on resource selection and cost optimization strategies. Leveraged FinOps principles to drive operational efficiency and cost-effectiveness, aligning infrastructure investments with business objectives.

Senior Cloud Specialist
1/1/2023 - Present

Engineered and deployed sophisticated AWS cloud architectures tailored to high availability, security, and scalability in mission-critical environments for various international organizations. Supervised the project's cloud architecture to ensure compliance with AWS best practices for infrastructure, playing a pivotal role in validating the technical roadmap and leading to the successful launch of a feature-rich new phase. This oversight resulted in scalable and efficient solutions, enhancing the capability to deliver actionable insights in global development. Spearheaded proofs of concept for cutting-edge technologies and security systems, employing meticulous evaluation methodologies to assess feasibility and performance before large-scale implementation, which fostered innovation and mitigated risks. Conducted comprehensive infrastructure performance audits using various monitoring tools and analytics, orchestrating optimization strategies to enhance resource utilization, responsiveness, and cost-effectiveness. Actively engaged with development teams to facilitate knowledge sharing, streamline workflows, and ensure alignment between infrastructure and application development goals, thereby accelerating the product lifecycle and enhancing overall efficiency.

AWS Cloud Architect
12/1/2022 - 5/1/2023

Orchestrated the creation of an AWS Landing Zone using AWS Control Tower, establishing a secure and efficient environment for deploying multiple AWS accounts, enhancing governance and process agility. Executed the migration of critical workloads from a main account to a production account in AWS, ensuring a smooth transition and minimizing downtime, optimizing workflow and system scalability. Designed and developed a high-performance ETL pipeline using AWS resources, focusing on cost optimization and operational efficiency, which resulted in significant savings and enhanced data processing capabilities. Employed an array of AWS services, including DynamoDB, Glue, Athena, EC2, Lambda, SNS, SQS, EKS, and ECS, to build scalable and highly available solutions, improving system performance and responsiveness. Implemented a robust architecture emphasizing internal communication through VPC Endpoints, strengthening data security and improving latency in communication between services within the AWS network. Spearheaded the deployment of a private Milvus cluster on AWS EKS, enhancing data management and enabling efficient searches, thereby increasing agility and accuracy in data queries, benefiting various strategic decision-making processes.

AWS Cloud Architect
12/1/2022 - 1/1/2023

Replaced the former architect on short notice and successfully developed AWS infrastructure architectures and CI/CD pipelines using AWS DevTools within a tight two-week delivery deadline. Designed a comprehensive CI/CD pipeline architecture employing AWS DevTools and Terraform, integrating manual approval gates for production and automatic gates for the testing phase, accompanied by Infracost for resource pricing validation. Constructed CI/CD pipelines addressing both application and infrastructure needs, with the capability to combine them into a single, cohesive pipeline for the entire application. Additionally, built test environments from scratch to optimize cost savings.

AWS Architect
3/1/2022 - 9/1/2022

Spearheaded the design of sophisticated AWS cloud architectures for a product suite, ensuring scalability, high availability, and cross-region deployment to meet diverse customer needs across the United States. Engineered Infrastructure as Code (IaC) using AWS CloudFormation and AWS Cloud Development Kit (CDK) to programmatically provision and manage AWS resources, streamlining deployment processes and ensuring consistency across environments. Authored comprehensive architectural documentation, including High-Level Design (HLD) and Low-Level Design (LLD) diagrams, Data Flow Diagrams (DFD), and implementation models to facilitate knowledge sharing and align technical objectives with business goals. Conducted rigorous Proof-of-Concept (PoC) studies to evaluate emerging technologies and solutions within the AWS ecosystem, guiding informed decision-making to maintain a leading edge in cloud innovation. Developed and disseminated best practice guidelines, runbooks, and templates for the Site Reliability Engineering (SRE) team, optimizing system reliability, automation, and performance through the application of DevOps principles.

AWS and Terraform Consultant
1/1/2022 - 8/1/2022

Championed the conceptualization and design of cutting-edge AWS cloud architectures for various projects, employing a blend of microservices, containerization, and serverless paradigms to enhance scalability, performance, and resilience. Pioneered the development of Infrastructure as Code (IaC) using Terraform, focusing on modules, remote state management, and configuration management practices to automate and streamline the deployment and configuration of intricate AWS cloud environments. Authored and curated detailed architectural documentation, including High-Level Design (HLD), Low-Level Design (LLD), data flow diagrams, and implementation blueprints, establishing a foundation for technical alignment, knowledge transfer, and best practices in cloud architecture.

AWS Consultant
3/1/2020 - 7/1/2020

Conceptualized and designed an intricate architectural blueprint for a production environment, incorporating container orchestration with microservices and auto-scaling groups to ensure a scalable, fault-tolerant, and high-performance ecosystem. Led the deployment and management of infrastructure through Infrastructure as Code (IaC) utilizing Terraform, leveraging best practices such as modularization, state management, and configuration-as-code to automate provisioning and ensure consistency and repeatability across environments.

AWS Solutions Architect
2/1/2020 - 3/1/2022

Spearheaded the design of innovative AWS cloud architectures for diverse projects, incorporating microservices, container orchestration, and serverless computing to ensure scalable, performant, and cost-optimized solutions. Masterminded the development of Infrastructure as Code (IaC) utilizing Terraform, expertly employing modules, state management, and configuration-as-code principles to automate the provisioning and orchestration of AWS cloud resources. Authored comprehensive architectural documentation, encompassing High-Level Design (HLD), Low-Level Design (LLD), data flow diagrams, and implementation blueprints, to ensure knowledge dissemination and alignment of cloud strategies with business objectives. Conducted rigorous Proof-of-Concept (PoC) analyses to evaluate and benchmark emerging cloud technologies within the AWS ecosystem, providing insights that informed architectural decisions and kept the organization abreast of technological advancements. Devised and promulgated guidelines, best practices, and execution models for SysOps teams, incorporating CI/CD pipelines, monitoring, and automation, to foster operational excellence and improve system reliability. Led in-depth feasibility analyses for the migration from on-premises environments to AWS, evaluating Total Cost of Ownership (TCO), performance benchmarks, and compliance requirements, paving the way for informed, strategic cloud adoption.

AWS Infrastructure and Monitoring Specialist
7/1/2019 - 9/1/2019

Acquired extensive expertise in AWS cloud resources, demonstrating proficiency in performance tuning, security best practices, cost analysis, and refinement strategies, leading to significant resource optimization, cost reduction, and an enhanced security posture. Conducted a thorough evaluation and implementation of various monitoring platforms, establishing a comprehensive monitoring ecosystem using Datadog, New Relic, and Prometheus to provide actionable insights, performance metrics, and rapid anomaly detection. Directed the architectural design and development of a proprietary support platform with a microservices architecture, RESTful APIs, and agile methodologies, delivering a scalable, secure, and high-performing solution that transformed customer support operations. Managed both local and remote IT resources strategically, deploying asset management, remote access solutions, and ITIL practices to streamline operations and enhance service delivery while ensuring optimal resource utilization. Configured AWS cloud resources for partner accounts using advanced techniques in IAM, security groups, and VPC configurations, creating customized, secure, and efficient cloud environments that promoted collaboration and innovation.

AWS Consultant
3/1/2019 - 6/1/2019

Conducted a comprehensive analysis of hybrid cloud infrastructure, specializing in optimizing migration strategies to AWS. Focused on performance enhancements and cost efficiencies through well-architected frameworks, rightsizing, and leveraging managed services. Spearheaded the planning and orchestration of AWS cloud migration initiatives, employing meticulous project management methodologies, cross-functional team coordination, and phased migration strategies to ensure a seamless, risk-averse transition. Engineered a sophisticated architecture for a local email server system, utilizing a robust tech stack including SMTP, IMAP/POP3, and security best practices to create a highly available, secure, and scalable email infrastructure. Pioneered the deployment of an advanced monitoring system, assimilating business-critical metrics with hybrid cloud resource monitoring through integration with tools like Prometheus, Grafana, and AWS CloudWatch, enabling real-time insights and data-driven decision-making for organizational agility.

AWS Instructor
8/1/2017 - 4/1/2019

Led the development and delivery of advanced video tutorials focusing on AWS Cloud Security, covering IAM, KMS, Security Groups, Compliance, and VPC Security, aiming to empower professionals with state-of-the-art knowledge and best practices in cloud security. Conceptualized and curated diverse digital learning materials, including detailed slides, practical lab exercises, and rigorous assessment examinations, utilizing various LMS platforms to ensure a comprehensive and immersive learning experience. This initiative significantly elevated proficiency and preparedness for industry certifications in cloud security.

E-Commerce and Web Developer
7/1/2015 - 1/1/2019

Engineered bespoke functionalities for e-commerce stores on the Nuvemshop platform through custom scripting, API integration, and UI enhancements, driving user experience optimization and providing tailored solutions for diverse business needs. Forged a collaborative partnership with Nuvemshop, spearheading a continuous feedback loop to identify, analyze, and implement platform enhancements and refinements, fostering platform evolution and performance optimization. Led the end-to-end setup and configuration of e-commerce stores, encompassing product catalog management, payment gateways, shipping configurations, and SEO optimizations, ensuring a streamlined shopping experience and operational efficiency. Established proactive monitoring systems for e-commerce stores using performance metrics, alerts, and real-time analytics to ensure high availability, detect anomalies, and expedite incident resolution. Orchestrated the implementation of data tracking tools such as Google Analytics and Facebook Pixel within Nuvemshop stores, enabling granular customer insights, conversion tracking, and data-driven decision-making. Developed visually compelling and highly functional websites and portals utilizing WordPress CMS, integrating custom themes, plugins, and widgets to ensure content-rich, SEO-optimized, and responsive web presences for various professional domains.

AWS Consultant
2/1/2015 - 3/1/2015

Spearheaded the architectural design and implementation of a sophisticated ELK Stack (Elasticsearch, Logstash, and Kibana) for analytics and data visualization. Expertly ingested, processed, and indexed access and download logs from the organization's primary website into Elasticsearch. Crafted intuitive, real-time Kibana dashboards providing granular insights into user behavior, resource utilization, and performance metrics. This development facilitated data-driven decision-making and optimized the digital user experience.

IT Infrastructure & Security Manager
7/1/2014 - 7/1/2016

Conducted incisive analysis of infrastructure and spearheaded the implementation of strategic improvements, optimizing compliance with PCI-DSS certification through rigorous security measures, data encryption, and access controls. Orchestrated the coordination of cross-functional teams, deftly managing hybrid cloud operations and on-premises infrastructure, ensuring seamless integration, scalability, and high availability in a complex IT ecosystem. Engineered and deployed a robust monitoring system within AWS Cloud, leveraging tools such as Amazon CloudWatch, AWS Config, and custom Lambda functions to ensure real-time insights, performance optimization, and automated alerting for resource health. Pioneered the creation and implementation of an ephemeral testing environment within AWS Cloud, employing automation scripts for time-based activation and deactivation, optimizing resource allocation and costs. Led the evaluation and proof of concept for cutting-edge web protection solutions, fortifying application security through WAF, DDoS mitigation, and vulnerability scanning, ensuring the integrity and resilience of web applications. Administered and optimized data backup routines, synchronizing with international entities within the corporate group and employing RTO/RPO strategies, data replication, and encryption for business continuity and disaster recovery. Played an instrumental role in establishing a client support office for the 2016 Olympics, coordinating logistics, IT support, and customer relations to ensure a seamless and high-quality experience for group clients. Served as the lead authority in security affairs for the local office and web environment, devising and enforcing security policies, risk assessments, incident response protocols, and employee training, safeguarding physical and digital assets.

AWS Cloud Architect
7/1/2014 - 7/1/2015

Led the design of robust and scalable AWS cloud architectures for a diverse portfolio of projects, employing best practices in cloud-native design, microservices, and multi-tenancy to ensure optimal performance and resilience. Engineered sophisticated Infrastructure as Code (IaC) using Terraform, streamlining the provisioning and management of AWS resources and promoting consistent, repeatable, and automated deployments across multiple environments. Crafted meticulous architectural documentation encompassing High-Level Design (HLD), Low-Level Design (LLD), data flow diagrams, and implementation models, establishing a knowledge repository and facilitating cross-functional alignment. Established and disseminated best practice guidelines and execution models for SysOps teams, encompassing automation scripts, CI/CD pipelines, monitoring, and incident response strategies, fostering operational excellence and agility. Orchestrated the hardening of AWS resources and policies by implementing stringent security controls and integrating enterprise-level security applications to enhance data protection, access management, and compliance. Successfully executed the migration of AWS accounts to AWS Control Tower, centralizing and automating account governance and enforcing a compliant, rule-based multi-account structure, resulting in a heightened security posture. Integrated advanced security solutions such as BeyondTrust Password Safe and PaloAlto Prisma Cloud, fortifying identity and access management and achieving continuous security and compliance monitoring through threat intelligence and anomaly detection.

IT Analyst
1/1/2014 - 5/1/2014

Oversaw the intricate management of multiple companies' local infrastructures within a shared office space, executing best practices in resource allocation, networking, and security to ensure streamlined operations and optimal performance. Engineered a sophisticated Local Area Network (LAN) architecture that included a robust cabling structure and data center design tailored for PCI-DSS certification compliance, significantly enhancing network security, reliability, and data integrity. Deployed a cutting-edge Hypervisor server and orchestrated the configuration of Windows environments and a suite of work applications, adhering to Group Policy Object (GPO) best practices in alignment with PCI-DSS standards, thereby fortifying system security and configuration management. Designed and implemented an advanced local security architecture by integrating biometric authentication systems and high-definition security cameras, ensuring uncompromised physical security, access control, and surveillance.

Cloud Linux System Administrator
1/1/2013 - 5/1/2014

Spearheaded robust management and orchestration of AWS cloud resources including EC2, RDS, S3, IAM, and VPC configurations. Utilization of Shell Scripting for Infrastructure as Code (IaC) to deliver optimized performance, security, and cost-efficiencies across cloud-based services. Designed and implemented custom Web Proxy solutions using Apache Web Server to provide insights into traffic, performance, and security while enabling advanced content filtering and threat mitigation. Conducted extensive Linux-centric tasks such as kernel tuning, system administration, bash scripting, configuration management with Ansible or Puppet, and security hardening through SELinux policies and firewall configurations, fostering streamlined, scalable, and secure Linux environments to support business-critical operations.

Web Programmer
6/1/2012 - 7/1/2013

Engineered sophisticated websites by leveraging robust CMS tools such as WordPress and Drupal, incorporating responsive design, SEO optimizations, and custom modules to create visually stunning and high-performance web properties tailored to client specifications and industry standards. Pioneered the development of advanced web applications utilizing a PHP-based stack, integrating MySQL for data persistence. Expertly deployed MVC architecture, object-relational mapping with Doctrine, and implemented RESTful APIs, securing highly scalable, efficient, and data-driven solutions to drive business growth and digital transformation.

AWS Consultant
10/1/2010 - 6/1/2013

Orchestrated the design of intricate AWS network architectures, leveraging VPCs, subnetting, NAT gateways, and transit gateways to create scalable, highly available, and secure network topologies optimized for cloud-native applications. Engineered sophisticated Infrastructure as Code (IaC) using Terraform, employing best practices such as modularization, remote state management, and idempotency to seamlessly deploy and configure AWS resources, boosting operational efficiency and ensuring reproducibility across environments. Authored comprehensive architectural documentation including High-Level Design (HLD), Low-Level Design (LLD), and data flow diagrams, coupled with detailed implementation blueprints, fostering technical alignment and efficient knowledge transfer across teams. Developed and disseminated pragmatic guidelines, best practices, and execution models for the operations team, encompassing CI/CD pipelines, infrastructure monitoring, and automation scripts, to bolster operational agility and system reliability. Spearheaded in-depth feasibility analyses for migrating from On-Premises environments to AWS, evaluating Total Cost of Ownership (TCO), network latency, data sovereignty, and security compliance, culminating in strategic and informed decisions regarding cloud adoption.

Chief System Administrator
10/1/2010 - 6/1/2013

Transitioned to a key technical lead following a strategic merger, with critical responsibilities in cloud infrastructure integration and support. Orchestrated comprehensive management and support of hybrid cloud ecosystems leveraging AWS and Rackspace, ensuring optimal resource allocation, high availability, and adherence to best practices in cloud security. Successfully executed the consolidation of disparate AWS architectures into a unified, scalable, and highly resilient corporate AWS environment adhering to enterprise governance and compliance standards. Garnered global accolades for seamless and zero-downtime integration of diverse cloud architectures, ensuring impeccable service continuity, performance maintenance, and fault tolerance. Spearheaded the adoption and implementation of ITIL v3 methodologies within the infrastructure division, streamlining processes and aligning IT services with business needs, resulting in enhanced efficiency and service quality.

Assumed a pivotal role in systems administration and technical guidance for incubated companies, bolstering their IT capabilities and facilitating growth and innovation. Delivered expert-level L2 support for cloud services and resources, troubleshooting complex issues, optimizing cloud configurations, and liaising between cross-functional teams to ensure timely resolution and service restoration. Engineered and implemented an enterprise-wide Single Sign-On authentication system leveraging LDAP integration, bolstering security and streamlining access management across various services and applications. Led the development of sophisticated web systems for internal use and partner collaboration, utilizing PHP, JavaScript, and MySQL, ensuring scalability, security, and compliance with modern web development standards.

Knowledge Analyst 1 - Support
7/1/2010 - 6/1/2011

Transitioned to Oracle as a specialized technical resource following a high-profile acquisition, inheriting critical responsibilities in legacy systems support and digital course platform management. Developed expertise in supporting and maintaining Solaris and Java-based digital course platforms, ensuring high availability, security compliance, and seamless user experience. Spearheaded the implementation of Oracle's educational courses for academic institutions globally, utilizing LMS integration, curriculum development, and streamlined deployment strategies to deliver top-tier, enterprise-scale educational offerings. Provided Level 1 support for the digital courses platform, effectively troubleshooting and resolving a range of issues, and coordinating with Level 2/3 support for escalated cases. Conceptualized and executed an enterprise-wide visual identity for training communications, applying branding guidelines and contemporary design principles to create aesthetically pleasing and impactful email communications.

Linux System Administrator and Web Programmer
5/1/2010 - 10/1/2010

Actively collaborated with globally dispersed teams across Japan, the United States, and Spain, effectively employing agile methodologies and robust communication tools to ensure cohesive project execution and timely deliverables. Led the strategic management and support for hybrid cloud ecosystems utilizing AWS and Rackspace, optimizing resource allocation, ensuring high availability, maintaining security compliance, and adhering to enterprise cloud governance best practices. Conducted comprehensive hybrid cloud cost analyses using tools like AWS Cost Explorer and Rackspace Cloudalytics, implemented budgetary controls, and devised resource optimization strategies, resulting in significant cost reductions and operational efficiencies. Architected and implemented a robust enterprise-grade authentication system by integrating LDAP and Single Sign-On (SSO) solutions, which streamlined user access management and enhanced security through centralized identity provisioning and multi-factor authentication. Pioneered the deployment of an AI-powered monitoring solution equipped with automated Level 1 support capabilities, enabling proactive incident detection, auto-remediation workflows, and reducing downtime by rapidly addressing common issues.

Systems Integration Developer
10/1/2007 - 6/1/2010

Engineered sophisticated data migration pipelines that enhanced integration between diverse e-commerce platforms by leveraging APIs, webhooks, and ETL processes. This ensured data integrity, optimization of synchronization, and facilitated system interoperability. Developed robust integrations between heterogeneous external systems and various e-commerce platforms, both premium and open-source, using RESTful APIs, OAuth authentication, and middleware to boost feature capabilities and drive business value. Orchestrated the deployment and configuration of Linux-based web servers within hosting environments, utilizing Apache, Nginx, and security hardening practices to ensure high availability, performance optimization, and secure web services. Led the end-to-end setup of AWS accounts for deploying integration systems, managing tasks such as VPC configurations, IAM policies, EC2 instances, and security groups to provide scalable, secure, and cost-optimized cloud infrastructure.

Application Support Administrator
10/1/2007 - 6/1/2010

Engaged in cross-functional collaboration with global teams situated in the United States, India, and Russia, utilizing agile methodologies and cutting-edge collaboration tools to execute tasks seamlessly across different time zones. Spearheaded the deployment and configuration of e-learning platforms for delivering Solaris and Java digital courses, catering to a wide range of stakeholders including employees, customers, and partners, while ensuring high availability, scalability, and security compliance. Expedited the rollout of critical hotfixes targeting legacy learning management systems, facilitating timely resolution of issues and ensuring uninterrupted access to course content for a global user base. Earned recognition through five “Outstanding Work” awards for exemplary performance and contributions in driving innovation and delivering excellence in the e-learning domain. Developed and implemented an assortment of automation tools and scripts for streamlining the deployment of digital courses across multiple platforms, thereby increasing operational efficiency and reducing manual intervention. Provided comprehensive global support for employees engaging with digital courses, employing troubleshooting expertise, feedback collection, and continuous improvement processes to enhance the user experience and learning outcomes.

Computer Engineering at Uncomplicate University
2022 - 2026

Computer Science at Paulista University
2012 - 2016

Oracle Certified Foundations Associate at Oracle Corporation
10/1/2022

EF SET English Certificate (C2 Proficient) at EF SET
10/1/2022

HashiCorp Certified: Terraform Associate (002) at HashiCorp
1/1/2022

AWS Certified Solutions Architect – Professional at Amazon Web Services
5/1/2021

ITIL V3 Foundation at EXIN
7/1/2011

Sun Certified Solaris Associate at Sun Microsystems
3/1/2009

Certificate of Competency in English at University of Michigan
5/1/2007