Will Fellhoelter-image

Will Fellhoelter

I'm a Denver-based DevOps & Full Stack Engineer with over 6 years of experience designing and operating developer-centric infrastructure and automation solutions.

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about-me

About Me

DevOps/Full Stack Engineer with 6+ years of experience designing and operating developer-centric infrastructure and automation solutions. Passionate about building self-service platforms, optimizing developer velocity, and enhancing developer workflows. Proficient with containerized solutions, Terraform, CI/CD, and cloud automation at scale, with a strong focus on reliability, security, and observability.

  • Location:Denver, CO
  • Age:28
  • Study:Wichita State University
  • Employment:Forml, Senior Full Stack Engineer

Passion Projects

Projects I've built in my free time to solve personal needs or explore new technologies.

Balanced Brief

Balanced Brief

An automated news aggregator that delivers non-biased content

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Bezos Watch

Bezos Watch

A one stop shop for providing security based alerts in AWS

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This Site

This Site

Makes me look pretty

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Professional Work

Notable projects I've contributed to in professional settings.

Self-Service Ephemeral Environments

Self-Service Ephemeral Environments

Project Canary2023-2024

Created a UI tool for developers and QA to instantly create and manage their own isolated test environments with automated cleanup.

TypeScriptReactPython+5 more
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RAG-Powered Document Search

RAG-Powered Document Search

Project Canary2023-2024

AI-enhanced knowledge base using Retrieval Augmented Generation for searching across corporate documents.

PythonFlaskReact+4 more
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AWS CloudWatch to NewRelic Migration

AWS CloudWatch to NewRelic Migration

Project Canary2023

Enterprise observability platform migration enhancing alerting capabilities and cross-team visibility.

NewRelicAWS CloudWatchTerraform+2 more
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Automated Client Billing

Automated Client Billing

Lendflow2022

Python based integration that streamlined the client invoicing process.

PythonFlaskAWS Lambda+1 more
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Chef to Ansible Migration

Chef to Ansible Migration

MCG2021

Enterprise-wide migration of 100+ production servers from Chef to Ansible for improved configuration management.

AnsibleChefDatadog+4 more
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Data Restoration UI Portal

Data Restoration UI Portal

Cerner2018-2020

AWX-powered UI for scheduling data restoration jobs and managing ephemeral environments.

PythonJavaScriptAWX+3 more
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Professional Experience

My journey as a professional, highlighting roles where I've made significant contributions and developed my expertise.

Senior Full Stack Engineer

Senior Full Stack Engineer

Forml (Remote)

July 2024 - Present

  • Lead end-to-end development of a robust, full-stack platform leveraging Python, Angular, AWS, Redis, and PostgreSQL as the first engineering hire
  • Create sophisticated API integrations and system architectures, enabling the platform to support twice the user base within two months
  • Collaborate closely with founders and clients to craft quarterly roadmaps, ensuring product vision aligns seamlessly with technical execution
  • Design and maintain secure, high-performance external APIs using AWS, Terraform, and Python
  • Engineer streamlined, one-click deployment solutions for on-premise clients, reducing onboarding time from 3 days to just 4 hours
DevOps Engineer

DevOps Engineer

Project Canary, Denver

May 2023 - July 2024

  • Orchestrated enterprise-wide observability strategy for 10+ critical services, implementing proactive monitoring that maintained 99.99% uptime
  • Built a self-service ephemeral environment tool with a UI for branch selection, data sources, and one-click deployment
  • Architected performance optimizations for high-throughput time-series PostgreSQL databases, improving query performance by 23%
  • Planned and executed migration of observability infrastructure to New Relic, reducing monitoring costs by 14%
  • Created a full-stack retrieval augmented generation application using AWS Bedrock and vector databases, increasing cross-departmental information access efficiency by 80%
DevSecOps Engineer

DevSecOps Engineer

Lendflow (Remote)

August 2021 - May 2023

  • Built ephemeral infrastructure solutions for developers and QA, eliminating persistent environment costs by 32%
  • Enhanced logging and observability by implementing a centralized OpenSearch solution, reducing issue identification time from ~3 hours to under 10 minutes
  • Served as on-call engineer, ensuring 99.9999% uptime for 20K+ users by managing incident response
  • Developed a Flask-based API integration for automated client billing, reducing manual invoicing efforts by 70%
  • Implemented AWS WAF and CloudFront to reduce security incidents by 60% and strengthen application security posture
DevOps Engineer

DevOps Engineer

MCG (Remote)

February 2020 - August 2021

  • Led migration from on-premises infrastructure to Azure Cloud for 3+ teams, achieving 99.9999% annual uptime
  • Migrated configuration management from Chef to Ansible for 100+ Windows servers, reducing configuration errors by 82%
  • Engineered load testing frameworks using JMeter and Azure Container Instances, validating platform reliability at scale
  • Designed modular Terraform components to standardize cloud infrastructure, accelerating new environment setup from approximately 2 days to 1 hour
Systems Engineer

Systems Engineer

Cerner, Kansas City

September 2018 - August 2021

  • Built an AWX-powered UI for scheduling data restoration jobs and spinning up ephemeral test environments
  • Managed patching, upgrades, and support for 600+ hosts in vSphere, ensuring system stability and security
  • Utilized tools like Git, Chef, Ansible, Jenkins, Splunk, and AWS to drive automation and continuous delivery
  • Created Ansible playbooks to automate server configuration and troubleshooting, saving the team 40+ hours per month

Skills & Expertise

Technologies and competencies I've mastered throughout my career.

Infrastructure & Platforms

AWSAWS
TerraformTerraform
DockerDocker
KubernetesKubernetes
AzureAzure
GCPGCP
PulumiPulumi
CloudFormationCloudFormation
LinuxLinux
VagrantVagrant
PackerPacker

Programming Languages

PythonPython
TypeScriptTypeScript
JavaScriptJavaScript
BashBash
JavaJava
C#/.NETC#/.NET

Web Frameworks

Next.jsNext.js
AngularAngular
FlaskFlask
FastAPIFastAPI
Tailwind CSSTailwind CSS

Observability & Reliability

New RelicNew Relic
PrometheusPrometheus
DatadogDatadog
AWS CloudWatchAWS CloudWatch
SplunkSplunk
GrafanaGrafana
ElasticsearchElasticsearch
OpenSearchOpenSearch

Configuration Management

AnsibleAnsible
ChefChef
PuppetPuppet

CI/CD & Developer Enablement

GitHub ActionsGitHub Actions
GitOpsGitOps
ArgoCDArgoCD
Bitbucket PipelinesBitbucket Pipelines
AWS CodePipelineAWS CodePipeline
JenkinsJenkins
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© Copyright 2025 Will Fellhoelter