# John Shrefler

> Software Engineer | MS Computer Science at Georgia Tech

Location: New York City Metropolitan Area, United States
Profile: https://flows.cv/johnshrefler

Highly organized, experienced tech worker. Currently pursuing MS in Computer Science at Georgia Tech part-time. Using Python, Docker, Kubernetes, Linux scripting on a daily basis. Curious coder, always interested in learning new tools and technologies.

## Work Experience
### Software Engineer, DevOps @ Mellon Foundation
Jan 2023 – Present | New York, New York, United States

### Software Engineer, DevOps @ RIOS Intelligent Machines
Jan 2022 – Jan 2023
- Worked as a key member of the DevOps team to provide smooth development, continuous deployment, and reliable operation of software for robotic workcells
- Took on Site Reliability Engineer responsibilities maximizing uptime and availability of deployed systems by implementing and tuning open source monitoring and alerting stack
- Developed and maintained scripts and tooling to automate routine tasks and improve productivity, including provisioning compute and networking equipment for production deployments
- Maintained core cloud environment running in AWS, working with services including VPC, EC2 S3, IAM, CloudWatch
- Collaborated with development teams to design and build software running natively in Docker and Kubernetes, resulting in highly scalable and resilient systems; Personally designed and built first high availability cluster for production deployment
- Collaborated with development teams to design and build software running natively in Docker and Kubernetes, packaged as Helm charts, resulting in highly scalable and resilient systems; Personally designed and built first high availability cluster for production deployment

### DevOps Engineer / Linux Systems Engineer @ Giant.AI
Jan 2020 – Jan 2022 | San Francisco Bay Area
Various Systems work.  Getting in good and early with our upcoming robot overlords.
- Developed infrastructure to capture full state of the software system and continuously re-deploy to new and existing machines to maintain a uniform runtime environment
- Manage software build environments and DevOps workflows for automated regression testing
 - Troubleshoot IT issues pertaining to networking, OS, compute hardware, storage
- Daily scripting and tools development to automate any and all systems administration tasks
- Containerized multiple applications in Docker, Kubernetes for portability and availability across hosts
- Deployed proof-of-concept pilot projects to AWS using EC2, Lambda, ECS, EKS for backend services
- Built automated data pipeline connecting external sources to internal reporting infrastructure

### Web Applications Support Engineer @ Epic
Jan 2018 – Jan 2020 | Madison, Wisconsin Area
- Integrated IIS web servers and applications into customers' existing environments, supporting large-scale system upgrades and promoting continuous optimization
- Guided customers in projecting capacity and assessing hardware needs for upcoming years
- Led third party web service integrations within customer environments
- Developed internal tools for automating daily tasks in C#, Powershell
- Advised customers on networking and server architecture, with the heaviest focus on security

### Technical Support Engineer, Pharmacy Application (Willow) @ Epic
Jan 2017 – Jan 2018 | Madison, Wisconsin Area
- Led 10-person workgroup owning design, documentation, and small development projects for medication ordering functionality
- Analyzed large data sets from customer environments to inform operational decisions
- Bridged the gap between end users and backend developers for continuous improvement

### Research Associate @ University of Florida
Jan 2014 – Jan 2016 | Gainesville, FL
− Researched alternative methods of heat removal for high power generation electronics, applying mathematical solutions to fluid flow problems driven by large temperature differences
− Implemented computational solutions using Python, Matlab, and Mathematica, writing unique code using numerical methods to solve differential equations
− Utilized techniques of statistics and data science to manipulate and visualize complex data sets
− Collaborated with the Japanese Aerospace Exploration Agency (JAXA) on-site in Tsukuba, Japan

### Research Assistant @ Penn State University
Jan 2013 – Jan 2014 | University Park, PA
− Examined shape-controlled synthesis of silver nanoparticles, surface characterizations using electron microscopy
− Optimized experimental parameters based on statistical analysis of size and shape distributions of particles
− Performed batch reactions and utilized various techniques of wet chemistry

### Field Engineering Intern @ Valley View Sales and Services
Jan 2011 – Jan 2011 | Lebanon, PA


## Education
### Master of Science - MS in Computer Science
Georgia Institute of Technology

### Master of Science (MS) in Chemical Engineering
University of Florida

### Bachelor of Science (BS) in Chemical Engineering
Penn State University


## Contact & Social
- LinkedIn: https://linkedin.com/in/johnshrefler

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Source: https://flows.cv/johnshrefler
JSON Resume: https://flows.cv/johnshrefler/resume.json
Last updated: 2026-04-13