Jacob Vallejo
System Development Engineer at Amazon Web Services
Seattle, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolJacob Vallejo is a System Development Engineer with 13 years of hands-on experience building and operating cloud-native infrastructure at AWS and beyond. Based in Seattle, he focuses on container-focused OS and orchestration tooling—contributing to high-profile projects like Bottlerocket, the Amazon ECS agent, and eksctl—where he improved build and deployment pipelines, testing, and Bottlerocket support for EKS. He blends systems, release, and DevOps engineering expertise with practical Go and Docker knowledge to harden CI/CD and build systems for scalable production workloads. Known for pragmatic automation, he often surfaces small but impactful improvements (for example, modularizing external file fetches and resilient container flags) that reduce operational friction. Former roles across startups and platform teams give him a strong operational mindset and a penchant for clean, testable infrastructure.
13 years of coding experience
5 years of employment as a software developer
Bachelor of Science (BS), Computer Networking with Minor in Computer Science, Bachelor of Science (BS), Computer Networking with Minor in Computer Science at Wentworth Institute of TechnologyHigh School Diploma, High School Diploma at Ontario Christian High
Stackoverflow
66reputation
2kreached
1answer
1question
Github Skills (31)
amazon-eks10
kubernetes10
container10
docker10
cloud-infrastructure10
containerization10
dockers10
cicd10
toml10
go10
aws10
build-automation10
kubernetes-pods10
testing9
operating-system9
Programming languages (19)
Github contributions (5)
aws/amazon-ecs-agent
May 2017 - Jan 2019
Amazon Elastic Container Service Agent
Role in this project:
Backend & DevOps Engineer
Backend & DevOps EngineerContributions:59 commits, 25 PRs, 15 pushes in 1 year 9 months
Contributions summary:Jacob primarily contributed to testing and build configurations within the Amazon ECS Agent repository, indicating a focus on the agent's operational aspects. Their commits demonstrate a proficiency in Go, with efforts to refactor and clean up test assertions, making the testing process more efficient. They also addressed issues related to Docker socket availability and agent versioning, suggesting an involvement in the agent's build and deployment workflows, and AWS infrastructure.
service-containeramazon-ec2agentelasticamazon
bottlerocket-os/bottlerocket
Mar 2019 - May 2021
An operating system designed for hosting containers
Role in this project:DevOps Engineer
DevOps EngineerContributions:42 reviews, 197 commits, 9 PRs in 2 years 2 months
Contributions summary:Jacob Vallejo's contributions centered around enhancing the build and deployment infrastructure for the Bottlerocket OS. He focused on improving the build process by adding features like the ability to fetch external files separately from the build. He also added support for running buildkitd within a Docker container and introduced flags for more resilient container execution. Furthermore, he consolidated build configurations using environment variables to streamline the build process.
containershostingoperating-systemrustlinux
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