John Nelson
Executive Director at JPMorgan Chase & Co.
Virginia, United States
Summary
🤩
Rockstar🎓
Top SchoolJohn Nelson is an Executive Director and seasoned software engineer with 14 years of experience building cloud-native, full-stack systems using Node.js, Python, Java, and a breadth of web and data technologies. At JPMorgan Chase he blends hands-on engineering with leadership to deliver resilient microservices, containerized platforms, and data-driven tooling across AWS/GCP environments. An active open-source contributor, he has enhanced cloud-custodian’s S3 policy handling—improving encryption, region handling, and lambda packaging—which underscores his focus on secure, operationally robust cloud governance. Equally comfortable in back-end and DevOps roles, he has bootstrapped Node/Express project scaffolds, logging, clustering and test automation to accelerate developer velocity. Based in Virginia with a BS from Old Dominion University, he combines pragmatic engineering, interoperability (HL7/MIRTH) and compliance-aware design (HIPAA) to solve complex, production-scale problems.
14 years of coding experience
Bachelor of Science, Bachelor of Science at Old Dominion University
English
Stackoverflow
186reputation
67kreached
9answers
0questions
Github Skills (30)
scaffolding10
javascript10
expressjs10
cloud-computing10
python10
testing10
rule-engine10
automation10
lambdas10
aws10
amazon-s310
aws-s310
lambda10
nodejs10
automations10
Programming languages (11)
Github contributions (5)
inadarei/nodebootstrap
Sep 2012 - Mar 2016
NodeBootstrap - generates skeleton project for Node/Express.js with pre-configured best-practices. Kick-start your Node project development with tons of boilerplate taken care of, such as: clustering, Docker-support, database migrations, automated testing, error-handling, modularity, advanced logging, templated views, environments etc.
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:40 commits, 2 PRs, 7 comments in 3 years 6 months
Contributions summary:John focused on setting up the project's infrastructure and build processes. They configured logging using forever, integrated clustering support, and updated the build scripts to use nodemon for development. Additionally, the user implemented endpoint testing using a testing framework, demonstrating an understanding of testing methodologies within the project. The changes encompassed modifications to the shell scripts, server-side code, and test files, showing proficiency in both back-end development and operational aspects of the project.
modularityexpressloggingdatabase-migrationskick
cloud-custodian/cloud-custodian
Oct 2017 - Feb 2018
Rules engine for cloud security, cost optimization, and governance, DSL in yaml for policies to query, filter, and take actions on resources
Role in this project:Cloud Engineer
Cloud EngineerContributions:14 commits, 41 PRs, 43 pushes in 4 months
Contributions summary:John primarily contributes to the `cloud-custodian/cloud-custodian` repository by enhancing S3 resource management capabilities. Their work involves implementing features like inventory filters with encryption support and improved bucket region handling. They also address bugs, improve exception handling, and contribute to testing, demonstrating a focus on refining the functionality and reliability of cloud resource management policies. Moreover, they introduced functionality to allow lambda policies to specify additional packages to be installed.
gcpquery-filterserverlesscompliancecloud-security
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