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Jason Overmier

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Jason Overmier

Pewaukee, WI

https://jovermier.com

https://www.linkedin.com/in/jovermier/

https://github.com/jovermier

Summary

Professional Summary

Staff-level full-stack and platform engineer with 15+ years building distributed web systems across healthcare, FinTech, and e-commerce. Deep experience in event-driven architecture, cloud-native infrastructure, and integrating AI/ML into both user-facing products and engineering workflows. Founder-operator and remote team lead with a track record of turning ambiguous product ideas into shipped platforms in distributed environments.

Core competencies

Skills

Application & API

TypeScript, JavaScript, Python, Go, React, Next.js, Astro, Node.js, Express, GraphQL, tRPC, Prisma, Hasura, Nhost, Convex, WebSockets, JSON, SASS, Angular, Ionic, Electron

AI/ML & Data

RAG pipelines, embeddings, chunking strategies, entity extraction, LLM orchestration, LiteLLM, Whisper-style transcription, Typesense, PostgreSQL, Redis, MongoDB, MySQL, SQLite

Cloud & Platform

AWS (Lambda, AppSync, Amplify, Cognito, DynamoDB, Elasticsearch, S3, EC2, Route53, KMS), Azure, Kubernetes, Docker, FluxCD/GitOps, Terraform, Ansible, Proxmox, Linux, Cloudflare Workers, Wrangler

Tooling & Delivery

BullMQ, Playwright, Lighthouse, Git, Azure DevOps, JIRA, GitHub Projects, SVN, ClearCase, Jenkins, PM2, Vercel, Cloudflare, Google Analytics (GA4), Google Search Console, PostHog, Resend, Nginx, Apache

Domain Knowledge

FinTech, Healthcare, e-commerce, Energy Tech, Automotive, Industrial

Career timeline

Experience

Software Platform Architect / Founder — MyCritters

2022-07 - Present

Pewaukee, Wisconsin

  • Led product and engineering delivery as a 100% remote founder-operator and team manager.
  • Architected and shipped a full-stack platform using Next.js, TypeScript, GraphQL, serverless functions, and PostgreSQL/Hasura.
  • Evaluated tRPC for typed API workflows during early platform iterations, then consolidated on GraphQL to simplify contracts and role-based data access.
  • Built a Go API server with GraphQL interfaces to integrate third-party Avimark practice-management data and workflows into the platform.
  • Built event-driven pipelines with BullMQ (Redis-backed queues) and asynchronous workers for scraping, enrichment, and product workflows.
  • Implemented multi-role RBAC (Hasura roles, Nhost auth, serverless auth functions) for facilities, staff, and client accounts.
  • Processed over 500k webpages in production scraping pipelines with AI-assisted enrichment and structured outputs.
  • Implemented hybrid facility discovery by running AI embedding + PostgreSQL search in parallel with Typesense, then merging and ranking results for user-facing relevance.
  • Deployed and operated containerized Typesense infrastructure with secured cron-driven multi-collection cleanup and sync workflows.
  • Integrated AI capabilities into both product features and team delivery workflows to speed iteration and improve implementation quality.
  • Instrumented MyCritters site and product funnels with Google Analytics (GA4), Google Search Console, and PostHog to monitor acquisition, engagement, and conversion behavior.
  • Built GraphQL WebSocket subscription support with lazy connection initialization and reconnect/backoff handling for efficient real-time updates.
  • Selected AI/ML Systems:
    • Built a production RAG pipeline using graph + embeddings retrieval for domain knowledge search and answer generation.
    • Evaluated structural and semantic chunking strategies and implemented embedding reprocessing/versioning to improve retrieval quality over time.
    • Designed an entity extraction pipeline to convert unstructured web content into normalized, structured records.
    • Deployed and operated multiple containerized LLM inference services on Kubernetes with GPU/CPU profiles and performance tuning.
    • Designed and deployed an end-to-end Python (Flask) speech-to-text + diarization microservice (Whisper + Pyannote) in Docker, supporting GPU acceleration, resource-constrained CPU execution, and upload/record web UI workflows across local and cluster environments.
  • Internship Program Leadership:
    • Mentored 28 interns through the program, with up to 12 participating concurrently, in a remote development environment.
    • Trained 4 lead engineers who managed distributed development teams and day-to-day execution.
    • Deployed a fully cloud-based development platform with approximately 1-hour onboarding, enabling new developers to write production code on day one.
    • Built onboarding flows, technical curriculum, code review standards, and CI/CD templates that enabled contributors to ship production code quickly.
    • Led delivery planning across up to 7 concurrent initiatives, coordinating milestones, quality, and execution.

Senior Software Engineer — Northwestern Mutual

2020-02 - 2022-07

Milwaukee, Wisconsin

  • Delivered Digital Innovation initiatives in a remote-first model, including approximately 2 years fully remote and about 6 months on-site.
  • Built Northwestern Mutual's Revel in Tech conference website using React, Tailwind CSS, Strapi, and Prisma
  • Created project management software using React, TypeScript, Hasura, and Postgres
  • Created speech-to-text dictation platform for note-taking used by field reps using React Native, Electron, Node
  • Created multi-platform tool to analyze and help reassign orphan clients using React and Electron
  • Completed NM’s AWS DevOps Practitioner training program. Utilized AWS services in production including RDS, Route53, KMS, EC2, and Kubernetes. Used Terraform to script infrastructure.
  • Mentored developers helping them more quickly become productive members of the team
  • Investigated idea submissions and built cases around the feasibility, market timing and possible impact they could have on the business
  • Championed GraphQL adoption (Hasura on AWS) across Digital Innovation teams, reducing time-to-market by 90% while improving application reliability and performance.
  • Built multi-platform applications with Electron for iOS, Android, macOS, and Windows

Software Architect / Founder — Innovative Prospects

2011-05 - Present

Pewaukee, Wisconsin

  • Engagement model: Part-time founder-operator role alongside primary full-time employment; full-time Jul. 2017 -- Apr. 2018 between Performance Gateway and HED roles.
  • Founder Operations:
    • Operated end-to-end business functions including accounting/tax workflows, trademark administration, logistics, and order fulfillment.
    • Managed cross-functional vendor and manufacturer relationships across local and overseas partners for product design and packaging.
    • Ran e-commerce operations for Tomalson.com and TranquilityLighting.com, including catalog and storefront delivery.
  • Built and launched innovativeprospects.com as a contract software development platform using Astro 5, React 19, TypeScript, and Tailwind CSS.
  • Implemented AI-assisted Scope Builder workflows with Convex, LiteLLM, and feature-flag controls via PostHog.
  • Implemented traffic and SEO monitoring for innovativeprospects.com with PostHog and Google Search Console to track engagement, indexing, and search visibility.
  • Built production lead pipeline integrations including Convex contact submissions, async notification workflows, and Resend email delivery.
  • Established quality and SEO delivery standards with Playwright E2E coverage, Lighthouse audits, sitemap generation, and IndexNow submission workflows.
  • Converted aging React messenger application to utilize React Hooks
  • Managed web development with international development teams to develop icfusion.com (functional demo), an online marketplace
  • Used Azure DevOps, Trello, Basecamp and Pivotal Tracker for project management and bug tracking
  • Utilized cPanel and Virtualmin web control panels
  • Deployed reverse proxy server for routing multiple websites, configured firewalls and VPN
  • Deployed TrueNAS file server and private cloud file syncing and sharing service
  • Used VirtualBox and VMware for virtual web servers and development environments

Lead Software Engineer — Hydro Electronic Devices, Inc. (HED)

2018-05 - 2020-02

Hartford, Wisconsin

  • Led teams of up to 5 developers to design multiple responsive web applications hosted on IoT devices
  • Utilized Node, Apollo GraphQL, and REST for server-side processing and application services
  • Utilized Ionic and Angular to develop rich responsive frontends for interacting with equipment such as first responder vehicles and industrial systems
  • Worked closely with customers to gather requirements, test, and develop solutions that work for their custom product implementation
  • Developed algorithms for processing IoT data in the cloud utilizing AWS (Lambda, S3, EC2) and proprietary cloud systems
  • Initiated and led efforts to adopt modern project management and CI/CD systems
  • Used Azure DevOps and Atlassian (JIRA, Confluence) to manage multiple projects and document technical information
  • Wrote Linux scripts for building and running applications

Software Architect — Performance Gateway

2017-03 - 2017-06

Madison, Wisconsin

  • Developed Angular 4 applications utilizing TypeScript
  • Developed server-side Node.js services utilizing JavaScript that proxied data, connected to other services, and served static content
  • Developed Angular graphical component libraries and packaged them to NPM
  • Trained team on Angular framework, Node.js, Express, TypeScript, observables, promises and other concepts
  • Used Git version control, Jenkins for builds, Docker for running services, Artifactory for NPM repository

Lead Software Engineer — Generac

2016-03 - 2017-03

Waukesha, Wisconsin

  • Team lead for generator display development
  • Scrum Master; ran Agile daily standups and planned 2-week sprints
  • Converted Java application to a lightweight and fast Node.js and Angular2+ application
  • Architected Angular 2 website for generator IoT embedded application utilizing TypeScript, Observables, etc
  • Created Node.js web server using Express, Bluebird Promises, Modbus, MySQL, and other technologies
  • Created RESTful API used by the front-end web application
  • Trained team of 5 on Angular 2, TypeScript, Node.js, Express, observables, promises and other concepts
  • Developed Java Android application for interacting with generators
  • Investigated technologies such as ReactJS and MeteorJS
  • Used SVN and Git version control
  • Conducted software engineer interviews

Lead Firmware Engineer — GE Healthcare

2012-07 - 2016-03

Waukesha, Wisconsin

  • Created automated testing of subsystems using Excel VBA, RTI DDS, Java and JavaScript
  • Created SQL functions for data retrieval and analysis
  • Designed, developed, and troubleshot firmware, software, embedded systems, and electronic hardware
  • Simulated hundreds of hardware circuits using LTSpice and Cadence
  • Developed 3-phase BLDC motor controller firmware using C++ and TI Code Composer Studio
  • Developed VxWorks RTOS applications and kernel module drivers
  • Created PID control system for regulating fluid temperature and fault detection using Simulink and C++
  • Created RTI DDS communication applications for simulating other subsystems using C++ and JSON
  • Used ClearCase and SVN for version control
  • Created automated testing of detector components using Matlab with a GUI interface for significant improvement of production throughput
  • Validated Software Of Unknown Pedigree (SOUP)
  • Design For Six Sigma (DFSS) Green Belt Certified
  • Guided and oversaw contractors and interns
  • Authored SDLC documentation including software architecture, software development plan, software verification plan, software requirements specification, software design specification, software verification procedure, failure mode and effects analysis, interface control document and impact analysis

Electrical & Firmware Engineer Contractor — GE Healthcare

2011-12 - 2012-07

Waukesha, Wisconsin

  • Designed, developed, and troubleshot electronic hardware, firmware, and software
  • Designed and simulated hardware circuits using LTSpice and Cadence
  • Developed hardware and firmware for running a 3-phase BLDC motor using C++ on Cortex microprocessor
  • Wrote Altera Quartus FPGA TCL scripts for automating validation and verification testing
  • Wrote Matlab code and improved program GUI for tester application
  • Conducted environmental and accelerated age reliability testing
  • Examined motor driver board for design and EMC issues and devised solutions to remedy problems and mitigate EMI

Application Engineer — Elutions Inc.

2011-01 - 2011-11

Waukesha, Wisconsin

  • Created data analytical algorithms for data mining
  • Gathered and analyzed data, identified key performance indicators, reduced facility energy consumption and forecasted utility resource consumption
  • Created analytical reports with graphical plots of the data
  • Ran meetings with colleagues and delegated work to interns in order to meet deliverable deadlines

Powertrain System Automation Intern — Harley-Davidson Motor Company

2010-06 - 2010-12

Waukesha, Wisconsin

  • Designed test software using VB.NET and MS Access that 100+ technicians and engineers used for test execution and result tracking
  • Reverse engineered serial device software for an automation project
  • Supported test cell setup and maintenance
  • Authored software user guide documentation
  • Created custom archival software using VB.NET

IT Technician and Web Applications — Live on North

2004-06 - 2011-01

Milwaukee, Wisconsin

  • Maintained company website using HTML, CSS, and other web technologies
  • Produced digital content using Photoshop and MS Publisher

Founder & Program Lead — MyCritters Internship Program

2024-06 - Present

  • Built and led an internship program mentoring 28 interns with up to 12 concurrent participants.
  • Designed onboarding, technical curricula, project scopes, and provided code reviews and mentorship while shipping real features.

Volunteer Instructor — TEALS (Technology Education and Literacy in Schools)

2019-08 - 2020-06

  • Supported K-12 computer science education through classroom instruction and mentorship.

Selected work

Projects

MyCritters Platform Suite

Led architecture and implementation for AI search/retrieval, platform operations, developer environment automation, and production delivery.

Technologies: Next.js, TypeScript, GraphQL, PostgreSQL, BullMQ, Typesense, Docker, Kubernetes, Coder

LLM and Developer Platform Tooling

Built self-hosted and cloud-compatible AI stacks, protocol translation, and automated environment orchestration.

Technologies: Go, Python, Convex, Docker, Kubernetes, LiteLLM, OpenRouter

Coder Ecosystem Projects

Built reusable workspace automation, skill packaging, and AI engineering platform workflows.

Technologies: Coder, Terraform, TypeScript, Node.js, Docker

Nhost Integration Projects

Built reference implementations and migration tooling for authentication, storage, and full-stack deployment patterns.

Technologies: Nhost, Next.js, Vite, TypeScript, PostgreSQL

Open Source: Convex Backend Contributions

Contributed self-hosted integration and development workflow updates while validating Convex platform operations.

Technologies: Convex, TypeScript, Node.js

Open Source: Nhost and Hasura Storage Contributions

Contributed AVIF image processing/checksum fixes and storage/runtime improvements for self-hosted workflows.

Technologies: Nhost, Hasura, PostgreSQL, AVIF

Open Source: CLI, Sortable, Plate, and Claude Code Proxy Contributions

Contributed targeted fixes and features across CLI tooling, UI component packages, and proxy security/metrics updates.

Technologies: Node.js, TypeScript, React, PlateJS, LiteLLM

Academic background

Education

Bachelor of Science in Computer Science, Computer Engineering, Electrical Engineering

University of Wisconsin--Milwaukee

2010-12

Full-Stack Web Development in HTML5, CSS3, JavaScript, jQuery, Databases, Git, Node.js, Angular.js, Bootstrap, Ajax, JSON

FreeCodeCamp.com

2015-12

Credentials

Certifications

AWS DevOps Practitioner Training Program

Issued by Northwestern Mutual

Design For Six Sigma (DFSS) Green Belt

Issued by DFSS