Marco Aurélio Deleu
Verified Expert in Engineering
DevOps and Software Engineering Developer
Goiânia - State of Goiás, Brazil
Toptal member since June 15, 2022
Marco is a DevOps professional with expertise in software development and AWS Cloud. He has helped organizations of all sizes transition into serverless to reduce maintenance overhead and increase reliability. Marco built an aircraft maintenance application that aids the entire booking process of an overnight hangar, mechanic maintenance, aircraft checklist, and manufacturer-recommended actions. He enjoys optimizing systems architecture to increase product value and decrease maintenance efforts.
Portfolio
Experience
- Software Engineering - 13 years
- PHP - 12 years
- GitHub - 7 years
- AWS CloudFormation - 6 years
- Laravel - 6 years
- Continuous Deployment - 4 years
- AWS Fargate - 4 years
- AWS Lambda - 3 years
Work Experience
Tech Lead Engineer
Augmentt
- Consolidated six different GitHub repositories into one monorepo with streamlined releases across many AWS resources, including EC2 instances, Lambda functions, and SQS.
- Led a transformation in development flow to incorporate automation tests, focusing on defining product behaviors to prevent regressions from constant changes.
- Refactored legacy areas of the codebase to reduce cognitive load and facilitate onboarding of developers with simplified logic and enough test coverage to help team members feel confident about their changes.
Principal Software Engineer
CustomerGauge
- Implemented an entire CI/CD infrastructure for 30+ GitHub repositories with AWS CodePipeline, CodeBuild, CloudFormation, ECS, Fargate, Lambda, Load Balancer, SNS, and SQS.
- Studied the ELK stack and built a central logging solution aggregating logs from the USA, Europe, and Australia with a Logstash on each region streaming data onto an Elasticsearch cluster. Configured TCP and UDP connections for metrics and logs.
- Migrated 350GB of MySQL RDS into Aurora RDS and recreated 200 database schemas.
- Designed an entire reporting system capable of building extremely complex reports and SQL queries in an understandable and readable format using Laravel, Eloquent, and Aurora. Kept the OLTP data structure while still providing OLAP-like reporting.
- Built over 300 APIs with PHP and Laravel, hosted by AWS Lambda, and powered by Brefphp.
- Designed incoming and outgoing webhook systems to communicate with third-party vendors and receive data from external systems using HMAC, OAuth2, and Basic Auth, including a template engine for sending custom payloads to external services.
- Wrote over 3,500 automation tests that match product functionality to allow continuous deployment without constantly introducing bugs into production.
Software Engineer
Kyrtn
- Implemented a CI/CD infrastructure for deploying AWS Lambda using GitHub, CodePipeline, CodeBuild, and CloudFormation.
- Developed Infrastructure as Code to replicate environments across two AWS accounts for development and production.
- Deployed a Laravel monolith application on AWS Lambda powered by Bref.
DevOps Engineer
Augmentt
- Developed a CI/CD strategy for a Node.js and a React application managed by two teams and deployed on the same AWS account and shared infrastructure.
- Built GitHub Actions to help compile and distribute a Windows agent service.
- Orchestrated the entire infrastructure with CloudFormation for reproducibility and maintainability.
Project History
Voarnet
Database Optimization
Brefphp
https://bref.shPort7777
https://port7777.com/The tool can navigate from a chosen RDS Cluster and figure out which VPC and Security Group should be used on which Availability Zone to improve connectivity with the RDS.
Education
Specialization in Computer Forensics
IPOG - Goiania, Brazil
Bachelor's Degree in Computer Science
Faculdade Delta - Brazil
Certifications
AWS Certified DevOps Engineer Professional
Amazon Web Services (AWS)
AWS Developer
Amazon Web Services (AWS)
AWS SysOps Administrator
Amazon Web Services (AWS)
Skills
Libraries/APIs
jQuery, Node.js
Tools
AWS Fargate, AWS CloudFormation, Amazon Elastic Container Service (ECS), AWS Cloud Development Kit (CDK), GitHub, AWS CodeBuild, Amazon Virtual Private Cloud (VPC), Amazon CloudWatch, Amazon CloudFront CDN, Amazon Simple Queue Service (SQS), Amazon Simple Notification Service (SNS), Logstash, Docker Compose, AWS CodeDeploy
Languages
PHP, SQL, PHP 7, PHP 8, JavaScript
Frameworks
Laravel, Eloquent, Serverless Framework, Laravel 5
Paradigms
DevOps, DevSecOps, Agile, Continuous Deployment, Continuous Delivery (CD), Serverless Architecture
Platforms
Amazon Web Services (AWS), AWS Lambda, Docker, Amazon EC2
Storage
Amazon Aurora, Relational Databases, Amazon S3 (AWS S3), MySQL, Amazon DynamoDB, Elasticsearch
Other
AWS DevOps, Software Engineering, Amazon RDS, GitHub Actions, CI/CD Pipelines, AWS Certified SysOps Administrator, AWS Certified DevOps Engineer, Infrastructure as Code (IaC), Serverless, AWS CodePipeline, Security, Operating Systems, IP Networks, Oracle8i, Reverse Engineering, Critical Thinking, Security Groups, Amazon API Gateway, Amazon Route 53, API Integration
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