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Spencer Flagg

Spencer Flagg

Web Designer, Developer, Freelancer

Utrecht, Utrecht, NL
1.518.207.6939
English, Dutch

Background


About

About

Full-stack designer/developer with nearly 20 years building production web applications — from .NET line-of-business systems used by FEMA and the Department of Energy, to modern JS-framework apps and design systems shipped for startups and small businesses. Comfortable owning the full stack: UX research and Figma prototyping through to SQL, infrastructure, and self-hosted deployments. Specializing in unique bespoke UIs for your business.

Work Experience

Work Experience

  • Freelance Web Developer / Designer, Freelance

    Aug, 2017 - Present

    Independent design and development for startups, small businesses, and self-hosting / sovereign-computing projects. End-to-end delivery: UX, design systems, frontend, backend, database, and infrastructure.

    • Start9 Labs — landing page, marketing site, and supporting tooling

    • GraphicViZion — product websites and blogs

    • Vol Attire — custom static-site web shop

  • CTO / Technical Co-founder, FlyLocal

    Jul, 2017 - Aug, 20236 years

    FlyLocal was an early-stage air-travel startup focused on small planes, small airports, and small airlines across North America. As CTO, I owned the technical roadmap and architecture of the MVP — from initial product/UX through to launch, GDS integration, and partner onboarding.

    • Tech lead and architect for an MVP designed to grow audience and unlock partnerships with regional airlines

    • Global Distribution System (GDS) integration

    • Airtable as a flexible operations backend

    • Frontend on Nuxt with custom OpenStreetMap-based route exploration

    • Hands-on across product, engineering, design, and DevOps

  • Lead Developer & Webmaster, The Seasteading Institute

    Jan, 2021 - Present

    Volunteer Wordpress support from 2018, then lead developer from 2021. Took over the Wordpress estate, modernised the theme and stack, and ran day-to-day site operations and migrations.

    • Wordpress maintenance, hardening, and theme refresh

    • Server migration and deployment, hosting

    • Custom components

  • Full Stack Web Developer, Tech Lead, Designer, Chainbridge Technologies

    May, 2007 - Jul, 201710 years 2 months

    Spent a decade building custom line-of-business applications for high-profile US federal clients (including FEMA and the Department of Energy), supporting tens of thousands of monthly users. I worked across the stack as developer, tech lead, and architect, and moved the team from ASP.NET Web Forms through MVC to a JavaScript front end on Vue.

    • Tech lead and architect on greenfield projects and major rewrites

    • Federal-scale apps for FEMA and Department of Energy

    • Backend: C#, ASP.NET, ASP.NET MVC, .NET, Entity Framework

    • Frontend: Vue.js

    • Data: SQL Server, T-SQL

    • DevOps: Azure, CI/CD, design systems

  • Data Acquisitions Analyst, Battelle Memorial Institute

    Jun, 2006 - May, 200711 months

    Database administrator and Crystal Reports developer across three internal applications, supporting Battelle staff and DoD client personnel. Worked in SQL Server, Crystal Reports, HTML, and Visual Basic.

Projects Experience

Projects Experience

  • Picture Telephone

    - Present

    Anonymous, private, peer-to-peer video calling for two. WebRTC over Trystero — no signalling server, no ads, no Big Tech.

    • WebRTC

    • Trystero P2P

    • Vite

    • IndexedDB / Dexie

    • PWA

Skills

Skills

  • Frontend

    HTML / CSS

    JavaScript / TypeScript

    Vue / Nuxt

    Svelte / SvelteKit

    React

    Next.js

    Astro

    Eleventy

  • Backend

    Node

  • Database

    PostgreSQL

  • DevOps & Infra

    Docker

    Coolify

    Traefik

    Caddy

  • Design & Prototyping

    Figma

    Illustrator

Education

Education

  • Mechanical Engineering; Electronic Media, Bachelors, Rensselaer Polytechnic Institute

    Aug, 2000 - Jul, 2004