AdamHeflin.

Software engineer in Tampa, writing code for fourteen years. I build reliable systems in Go, and I run a game-hosting company too.

Selected work

  1. 2024 – nowReizor HostingA distributed game-hosting platform in Go, from the node daemon to the storefront, serving over 1,000 customers.Go · Next.js · PHP · Spring Boot
  2. 2025 – nowOpenShift Advanced Cluster SecurityGo services, a Kubernetes controller and data-model work on Red Hat's Kubernetes security platform.Go · gRPC · Protobuf · Kubernetes · Postgres · GraphQL
  3. 2021 – 2025GADGETA disposition tracker that turns tens of thousands of daily call outcomes into trends Disney used to measure guest initiatives.Spring Boot · React · Docker · Kubernetes
  4. 2021 – 2025Developer PortalA daily-use internal tool that puts logs, user sessions and access fixes for every app in one place.Kubernetes · GitLab Runner
  5. Open sourceGregTech: New HorizonsOpen-source Java contributions to the mods in a Minecraft modpack, across large codebases with many contributors.Java · GitHub Actions

Experience

Jan 2025 – Present

Red Hat

Senior Software Engineer

OpenShift Advanced Cluster Security

  • Developed new services in Go using gRPC and protocol buffers.
  • Implemented a Custom Resource Definition and controller to reconcile Kubernetes objects with a Go gRPC API, keeping state consistent across platforms.
  • Improved a Postgres-backed data model that uses protocol buffers to model the stored data.
  • Created and supported GraphQL resolvers in the Go API to extend GraphQL support to new and modified storage models.
  • Collaborated on new designs and iteratively improved design documents with other engineers.
  • Worked with customers to resolve concerns and ship critical new features.
  • Added metric tracking across the Go backend into Prometheus and Grafana.

Jul 2024 – Present

Reizor Hosting LLC

Co-Owner

  • Built the marketing storefront from the ground up with Next.js.
  • Extended an existing PHP billing system to automate repetitive processes.
  • Developed distributed game-hosting panel software in Go: a daemon on each node and a panel on a control-plane node acting as a single point of entry for users.
  • Grew a customer base of over 1,000 customers by consistently delivering new features and quality support.
  • Automated tasks, infrastructure deployments, rollouts, and upgrades in JavaScript, Java with Spring Boot, and Go.
  • Created a layered, automated backup system that ships to multiple object storage platforms for redundancy.

Oct 2021 – Jan 2025

The Walt Disney Company

Software Engineer

Disney Central

  • Created a backend framework in Java with Spring Boot for current and future APIs.
  • Created a React.js framework for frontend applications to be built on.
  • Provisioned and deployed a full-scale Kubernetes cluster in the Disney Private Cloud.
  • Deployed a fully customized GitLab Runner on the cluster for specialized pipelines.
  • Mentored teammates on new technologies, debugging, and deepening existing skills.
  • Developed and released 8+ full-scale applications.
  • Worked with clients and stakeholders to gather requirements and iterate on feedback through every stage of the lifecycle.

Apr 2021 – Oct 2021

Geek Sources, Inc

Software Engineering Intern

  • Built NLP pipelines in Python for analyzing résumés.
  • Built full-stack applications from the ground up with Spring Boot and React.
  • Assisted on cybersecurity work toward a CMMC certification.
  • Completed the prerequisites for AWS Certified Solutions Architect, deploying to EC2, Lambda, Elastic Beanstalk, ECS, and S3.

Tools

Languages

  • Go
  • Java
  • Kotlin
  • Scala
  • TypeScript
  • JavaScript
  • PHP
  • C#
  • Bash
  • Python

Technologies

  • Kubernetes
  • gRPC
  • Protocol Buffers
  • GraphQL
  • Postgres
  • Spring Boot
  • Docker
  • Helm
  • Kafka
  • Redis
  • Prometheus
  • Grafana
  • MS SQL
  • GitHub Actions
  • GitLab CI/CD
  • Jenkins
  • Azure

Education

Florida State UniversityBachelor of Science, Computer Science, 2018 – 2021