DAVID PORKKA
Senior Engineer
Summary
Senior engineer specializing in distributed systems, AI infrastructure, developer platforms, and large-scale geospatial applications. Experienced designing production SaaS systems from cloud architecture and databases through frontend apps and developer tooling. Built systems handling 100k+ mapped assets, reduced infrastructure costs by 80%, and shipped 60+ production applications over 9 years.
Selected Achievements
- Shipped 60+ production websites and applications
- Designed data pipelines that mapped 100,000+ outdoor advertising locations across the United States
- Reduced mapping infrastructure costs by 80% and improved performance by 4x
- Created a programming language and runtime in Rust designed for durable agentic workflows
Relevant Experience
Senior Engineer — Dymaxion Ventures / Independent Projects
Sept 2017 – PresentAI Build Coach — build.davidporkka.com
Developed an automated engineering specification engine that generates comprehensive system architectures (PRDs, database schemas, and application flows) via LLM orchestration.
Nulang Language — github.com/dporkka/nulang
- Designed and implemented a distributed programming language and runtime in Rust featuring a register-based virtual machine, Cranelift JIT compilation, and durable workflows for AI agents
- Includes: Erlang-inspired actor-model, type safety, Python and WASM compatibility
Boardzie — boardzie.com
- Refactored backend to Fastify and replaced Google Maps with Maplibre GL to 4x backend speed
- Mapped 100+ billboard locations across the United States
Websyt — websyt.dev
- Analyzes SEO, Performance, Accessibility, Security, Design, and Technical scores
- Developed an LLM-based visual design analysis system with GPT-4 Vision, Claude, and Gemini APIs
Adacavo — app.adacavo.com
- Built to help billboard owners manage their inventory, campaigns, bookings, and field operations
- Designed an event-driven platform architecture using NATS JetStream and asynchronous worker services supporting AI inference, document generation, and data processing
- Integrated a voice-driven workflow system using Livekit that can update the CRM and perform user actions, alongside the Telenyx telephony integration using WebRTC
Tech Lead — SignValue.com
Feb 2025 – Present (Remote)- Designed and developed map.signvalue.com for one of the largest U.S. outdoor advertising brokers
- Architected a high-performance geospatial pipeline using Mapbox Vector Tiles (MVT) to render 28k+ dynamic locations with sub-second latency, driving a 7x ROI for the brokerage platform
Senior Developer — StartingGateMarketing.com
Dec 2023 – Feb 2025 (Remote)- Worked with cybersecurity firms, local governments, and small business owners to deliver consulting, custom code integrations, and web development services
- Led development team; delivered projects 20% faster by standardizing workflows
Skills
LanguagesTypeScript, JavaScript, Python, Go, Rust, HTML
FrameworksNext.js, Node.js, Express.js, Fastify.js, React, FastAPI
InfrastructureGCP, AWS, Azure, Fly.io, Replit, Terraform, Temporal, NATS, RabbitMQ, CI/CD
DatabasesPostgreSQL, MongoDB, SQL, SQLite, Neon, Supabase
AILLM integrations, AI agents, MCP, RAG, vector databases, workflow automation, STT, TTS
Developer ToolsCursor, Codex, Claude Code, Github Copilot, Github, Docker, Kubernetes
Testing / QAPlaywright, Jest, Pytest, Vitest, Husky, Biome, GitHub Actions, Sentry, Posthog
GeospatialMapbox, MapLibre GL, Google Maps APIs, GeoJSON, PostGIS, MVT
Core CompetenciesDistributed Systems, Platform Engineering, System Design, AI Infrastructure
Human LanguagesEnglish (Native), Portuguese (B2 Level), Spanish (B1 Level), Mandarin (A2 Level)