Giacomo Marciani - Senior Software Engineer at Amazon Web Services (AWS)

Giacomo Marciani

Senior Software Engineer at Amazon Web Services (AWS)

Boston, Massachusetts, United States

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Summary

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Senior

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Top School

Giacomo Marciani is a Senior Software Engineer based in Boston with 13 years of engineering experience and 7+ years at AWS focusing on high-performance computing and cloud infrastructure. At AWS he led the ParallelCluster effort, driving multi-user HPC features, dynamic filesystem mounting, GPU support, Terraform integration and UI work while acting as the team's security guardian and incident lead for high-severity customer escalations. His open-source contributions to the widely used aws/aws-parallelcluster project show a practical focus on CI/integration tests and infrastructure automation, including IMDS lockdown tests and flexible VPC/subnet deployment scripts. Earlier work includes launching Elastic Inference and owning billing/consumption components, giving him deep exposure to EC2 integrations and cost-sensitive GPU acceleration. He combines hands-on systems engineering with product roadmap leadership and experience shutting down complex services, evidencing strong cross-team coordination and operational rigor. Fluent in both research-oriented and pragmatic engineering roles, he also has a track record of founding and growing technical communities from his university ACM chapter.

13 years of coding experience

10 years of employment as a software developer

High School, Classical Studies, High School, Classical Studies at Liceo Classico Torquato Tasso

Master’s Degree, Computer Science Engineering and Data Science, Master’s Degree, Computer Science Engineering and Data Science at University of Rome Tor Vergata

Italian, English

Stackoverflow

Stats

424reputation

58kreached

9answers

6questions

Github Skills (18)

testing10

cloud-infrastructure10

aws10

cicd9

docker8

aac8

dockers8

infrastructure-as-code8

bash7

pycharm6

hyperlink6

github6

python6

numpy6

webpack6

Programming languages (10)

HCLTypeScriptJavaShellJinjaJavaScriptGoHTML

Github contributions (5)

aws/aws-parallelcluster

May 2021 - Dec 2022

AWS ParallelCluster is an AWS supported Open Source cluster management tool to deploy and manage HPC clusters in the AWS cloud.

Role in this project:

DevOps Engineer & Cloud Engineer

Contributions:11 releases, 919 reviews, 147 commits in 1 year 7 months

Contributions summary:Giacomo's commits primarily focused on improving the integration tests and infrastructure management aspects of the AWS ParallelCluster project. They addressed issues in the test suite, like fixing assertions for AWS CLI calls and ensuring proper execution with sudo. Additionally, the user introduced new tests related to IMDS lockdown, implemented changes to handle shared storage deletion policies, and modified the deployment script to enable the passing of VPC and subnet parameters, indicating a focus on cloud infrastructure and automation.

aws-cloudhpc-applicationsclusterscluster-managementhpc-clusters

utv-teaching/algorithms-engineering-2017

Jul 2017 - Jan 2018

Contributions:39 commits, 42 pushes, 2 branches in 6 months

engineering-sciencebscscienceromecomputer-science

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