Sergio Flores

Senior DevOps & Cloud Engineer | DevOps Leadership | CI/CD | IaC | Kubernetes

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Innovative and multi-disciplinary Senior DevOps Engineer with over 10 years of experience designing, building, and scaling cloud infrastructure and CI/CD systems for high-performance, distributed applications. Proven leadership in coaching teams, automating workflows, and optimizing AWS-based architectures for scalability and resilience. Passionate about DevOps culture, Infrastructure as Code, and platform engineering.


Work Experience

Sr Devops Engineer

The Walt Disney Company (via Globant) | March 2022 - Current

  • Led cloud standards and CI/CD processes for ESPN, ABC News, and Disney platforms.
  • Managed AWS multi-account environments, ALBs, ECS clusters, and Lambda-based services.
  • Designed and deployed infrastructure using CloudFormation; mentored engineers across teams.
  • Collaborated with security and engineering on scalable deployment and compliance practices.

Sr Devops Engineer

Teradata - Teracloud Framework team | December 2020 - March 2022

Developed core tools and frameworks for Teracloud automation (Python, Groovy, Java).

  • Automated multi-region CI/CD pipelines using Jenkins, GitHub, AWS services.
  • Provided technical support and onboarding for distributed DevOps teams.
  • Support and train multiple teams on the usage of our framework and tools.

Devops / Release Manager

Intel Corporation | June 2019 - Dec 2020

  • Led the design and implementation of CI/CD pipelines, code quality enforcement, and automation strategies to support scalable, high-performance infrastructure across multiple development teams.
  • Orchestrated the migration of critical on-premise applications to AWS, including EKS, ECS, RDS, and Lambda, significantly improving scalability and reliability.
  • Mentored teams in modern development practices such as Microservices, Domain-Driven Design, OAuth, Kubernetes, and Selenium-based testing frameworks.
  • Deployed comprehensive observability stacks using ELK (Elasticsearch, Logstash, Kibana), CloudWatch, and Prometheus for real-time performance and log analysis.
  • Architected CI/CD flows using Jenkins, GitLab CI, GitHub, Helm, Docker, and Serverless, streamlining build and release cycles across multiple environments.
  • Implemented automated security patching workflows for Linux (Debian, CentOS, SUSE) and CMS systems like Drupal, ensuring timely resolution of CVEs and infrastructure hardening.

Lead Devops Engineer

Ecaresoft Inc. | Jan 2018 - Feb 2019

  • Championed the adoption of DevOps culture and agile methodologies (Scrum, Kanban) across multiple engineering teams to improve software quality, delivery speed, and team collaboration.
  • Designed and implemented CI/CD pipelines using GitLab CI, enabling automated, reliable deployments across all services and web applications.
  • Led the decomposition of a monolithic system into microservices, improving system scalability, maintainability, and development velocity.
  • Trained cross-functional teams in key DevOps and development tools including Docker, Selenium, JMeter, Maven, and Spring Boot, accelerating their ability to build and ship features.
  • Optimized infrastructure elasticity and availability on AWS, reducing operational overhead and scaling bottlenecks.

Lead Software Engineer

Superboletos | December 2016 - December 2017

  • Led the technical development of mercadodeboletos.com.mx, a high-traffic ticketing platform built to withstand sustained heavy load during major events.
  • Spearheaded the refactoring of the Access Control System to support digital QR-based ticket validation, improving reliability and event entry speed.
  • Delivered multiple new features for the core ticket sales system at superboletos.com, enhancing user experience and operational efficiency.
  • Provided hands-on technical mentorship to the development team, implementing and coaching on modern best practices such as Spring MVC/Security/Data, Hibernate, JUnit, CI/CD, TDD, Scrum, and OO Design Patterns.

Software Engineer

Epicor | January 2016 - December 2016

  • Refactorization and maintenance of Epicor 10 modules related to finance (AR, AP, GL among others) - C# .NET
  • Creation of unit tests as an improvement of the development process.
  • Provide training for unit test and code refactoring.
  • Resolution in a short time of bugs and problems in the system for scaled clients.
  • Improve the performance of complex financial reports.

Software Engineer Intern

Epicor | December 2014 - December 2015

  • Maintenance, development and automation of test scenarios (Visual BASIC).
  • Tests of new enhancements related to the finance module (AR, AP, GL and others).
  • Provide training for unit test and code refactoring.
  • Support on the creation of a career path for interns.
  • Found more than 80 critical bugs during testing sessions.

Software Engineer Intern

IDT-Professionals | May 2014 - November 2014

  • Architecture,design and development of custom software for PyMES(c#,android SDK,php).
  • Design and development of web services for banking companies(java).

Exhibitions and Conferences

DevOps, An Intro To Devops: Culture, Values And Tools

2018 - Facebook developer circles, El Cowork,

Healty-Chain

2018 - Hackatour HealthTech, UDEM

Nursify

2016 - Hackhathon Hacking Health, ITESM

Intro to gitlab CI / CD

2018 ECS Hack Week, Ecaresoft