Senior Software Engineer.
Production systems, end-to-end.
Nine-plus years building production SaaS platforms, AI integrations, and scalable full-stack systems. Multi-tenant architecture, mobile apps, payment flows, and registry systems shipped as the sole or primary engineer.
001 / The shape
Numbers worth knowing.
002 / The stack
What I work in.
Day-to-day. The deeper list is on the PDF.
Languages & backend
- Python
- TypeScript
- JavaScript
- FastAPI
- Node.js
- Flask
- .NET Core
- Celery
- Git
Frontend & AI
- React
- Next.js
- React Native
- Vue.js
- Redux
- TanStack Query
- Tailwind CSS
- GraphQL
- Anthropic API
- AWS Bedrock
Data & infrastructure
- PostgreSQL
- Redis
- Kubernetes
- Docker
- Terraform
- AWS
- Azure
- CI/CD
- Grafana
- OpenSearch
- Neptune
- Snowflake
003 / Selected work
Production systems, built end-to-end.
Live products, paying users, real architecture decisions. Full case studies at /case-studies.
Breed Ledger
breedledger.co →Sole engineer · multi-tenant SaaS platform
Multi-tenant SaaS for animal breeders, breed clubs, and registries. Single codebase supporting public breeder websites, club member management, event registration, species-agnostic animal records, tenant-specific theming, and registry workflows with secure tenant isolation.
- Production registry platform used by Gold Standard Gecko Club
- Supports breeder tenants, club tenants, public sites, member portals, & registry workflows from one architecture
- Relational pedigree trees, genetics engines, buyer-facing directories, tenant-level content controls
- Row-Level Security enforces tenant isolation across breeder, club, & registry boundaries
ReptiDex
reptidex.com →Sole engineer · AI-integrated SaaS (iOS + web)
Full-stack SaaS from concept to App Store + web launch as sole engineer. FastAPI backend, PostgreSQL data model, React Native iOS app, Next.js web, product analytics, AI-assisted genetic predictions, husbandry workflows.
- 100 users · 285 animals tracked in 51 days
- 54% Day-1 activation · 20% Day-30 retention
- Zero-downtime CI/CD · self-hosted Grafana + Prometheus as sole on-call
Scrollbook
scrollbook.app →Sole engineer · AI platform on Discord (2024–25)
Production AI platform for TTRPG campaigns. Next.js 15 / React 19 frontend with a 6-service Python/FastAPI backend. Persistent campaign state, Discord integrations, Anthropic-powered AI workflows, Redis-backed infra, reusable prompt-caching architecture.
- 1,000+ active users across 867 Discord servers in < 1 year
- 90% reduction in AI API costs via the caching schema
- Operated production AI infra under real user load
DealerOn “For You”
10-service micro-frontendSenior engineer · technical lead
Personalization feature across a 10-service micro-frontend architecture. Drove adoption with product, ran three stakeholder presentations, owned code & design review for the team.
- 87% dealer enrollment · 20%+ increase in customer acquisition rate
- Unit test coverage from ~50% → 85% across 10 services in 6 weeks
- Caught a mis-ordered payments-fee calculation pre-prod · averted a multi-million-dollar billing error
GovStar · Federal data pipelines
CBP · ICE · FEMAFull-stack engineer / data scientist · contract
Architected event-driven data pipelines for federal agencies. Redesigned a monolithic star schema into a graph model on Neptune for heavily interconnected multi-million-row datasets.
- Replaced a 309-column manual process (1–2 workdays) with a ~15-min automated pipeline
- Delivered unified analytics across 3 federal agencies on Snowflake, SageMaker, Collibra, Tableau
004 / Experience
The full history.
Senior Software Engineer
ReptiDex· Remote- Sole engineer on a full-stack AI-integrated SaaS — concept to iOS App Store and web launch in 8 months.
- Python/FastAPI backend with PostgreSQL, React Native iOS app, Next.js web frontend, AI-powered breeding predictions on AWS Bedrock across 20+ species.
- 100 users, 285 animals, 54% Day-1 activation, 20% Day-30 retention in 51 days. No team, no marketing budget.
- Operated self-hosted Grafana/Prometheus, zero-downtime CI/CD via GitHub Actions, full AWS infrastructure as sole on-call engineer.
Full-Stack Engineer / Data Scientist
GovStar· CBP · ICE · FEMA- Architected event-driven pipelines ingesting federal agency data into Neptune Graph DB, replacing a 309-column manual process (1–2 workdays) with a ~15-minute automated pipeline.
- Redesigned a monolithic star schema into a graph model, improving query performance across interconnected multi-million-row datasets.
- Delivered unified analytics dashboards across CBP, ICE, and FEMA on Snowflake, SageMaker, Collibra, and Tableau.
Full-Stack Consultant
Built By Dusty· Remote- Built Scrollbook (2024–2025) — Next.js 15 / React 19 frontend with a 6-service Python/FastAPI backend, PostgreSQL, Redis, Celery. Grew to 1,000+ users across 867 Discord servers in under a year.
- Integrated Anthropic API with a custom prompt caching schema that reduced API costs by 90%. Extracted as a reusable library used across subsequent applications.
- Delivered full-stack applications for 20+ clients across e-commerce, SaaS, and data-heavy verticals. Built image-classification models exceeding 90% accuracy.
Senior Engineer
DealerOn· Remote- Partnered with product on a “For You” personalization feature across a 10-service micro-frontend architecture. Achieved 87% dealer enrollment and a 20%+ increase in customer acquisition rate.
- Led a team of 7 engineers as primary code and design review voice. Drove Docker containerization across the engineering org and set team-wide standards for testing, documentation, and architecture.
- Raised unit test coverage from ~50% to 85% across 10 services in 6 weeks. Caught a mis-ordered payments-fee calculation pre-prod, averting a multi-million-dollar billing error.
Role eliminated Jun 2025 in a company-wide RIF.
Full-Stack Engineer
Clockwork· Remote- Delivered full-stack features for clients across healthcare, government, insurance, and retail. Worked directly with clients and product teams to translate requirements into well-estimated sprints.
- Authored architecture RFCs and sequence diagrams for patient intake and billing flows. Containerized services on Azure Kubernetes Service.
- Reduced CI/CD pipeline time by 30%. Mentored junior developers and established reusable patterns across the engineering team.
Reliability Engineer
Vault Health· Austin, TX- Built Python/FastAPI services and React frontends for a national-scale healthcare platform processing millions of COVID tests weekly across multi-region Kubernetes clusters.
- Maintained HIPAA and SOC2 compliance with a < 1% incident rate.
- Diagnosed production failures in Celery task queues and encrypted data pipelines. Introduced retry logic and circuit breakers that improved reliability by 25%. Delivered Grafana dashboards for proactive detection.
Role eliminated Oct 2022 following wind-down of COVID operations.
005 / Posture
How I work.
Core competencies
- Full-stack product delivery
- AI integration & prompt engineering
- Product-minded engineering execution
- Technical mentorship & code review
- Cross-functional PM & design collaboration
- Production operations & on-call
Certifications
- AWS Certified Solutions Architect, Associate
- Microsoft Certified: Azure Developer Associate
006 / In my own voice
Code walkthroughs.
Loom recordings explaining how key systems were designed and shipped. About 5–10 minutes each.
007 / In writing
Selected technical writing.
The deeper engineering archive lives on dev.to.
Building a multi-generation pedigree tree in PostgreSQL
Recursive CTEs, materialized views, and the trade-offs of modeling relational pedigrees against a graph DB at the same depth.
Anthropic · production AII cut Claude API costs by 90% with prompt caching
What worked, what didn't, and what nearly forced a shutdown — a real production cost-reduction story from Scrollbook.
Supabase · React NativeSolving Supabase's chainable query-builder problem in React Native tests
A practical fix for the moment your test mocks stop matching the chain depth of your real queries.
Genetics · domain modelingI built a phenotype generator for crested gecko genetics
How I modeled a hobby that doesn't have a textbook — and what it taught me about modeling complex domains for software.
008 / Let's talk
Need someone who can own the system end-to-end?
Senior roles, contract engagements, or technical advising — I read every inquiry myself, same day.