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01Legal Technology (UK Parking Enforcement)

ParkingAppealMate

Full-Stack Legal-Tech SaaS Platform

Engagement

End-to-end product design, development, and deployment

parkingappealmate.co.uk (opens in a new tab)
  1. The challenge

    Build a production-grade SaaS platform capable of guiding users through the entire UK parking ticket appeal process — encoding complex parking law into an automated strategy engine, with frictionless UX, near-zero infrastructure cost, and full legal compliance from day one.

  2. What we delivered

    We delivered a complete, production-ready SaaS platform encompassing frontend, backend, infrastructure, payments, SEO, and security — all built to enterprise standards.

    • OCR-powered ticket analysis with Google Vision API
    • Rules engine encoding 35 appeal strategies
    • 6-step conversion funnel with value-first design
    • Passwordless auth + JWT RS256 encryption
    • 24 SEO-optimised landing pages with structured data
    • Infrastructure cost under £70/year
35Legal StrategiesEncoded across private and council tickets
30+Operator DatabaseUK parking operators profiled
24SEO PagesHigh-intent landing pages
100%Legal CompliancePoFA 2012, GDPR, PCI-DSS
<£70/yrInfrastructure CostUltra-low cost architecture
9.5/10Security RatingComprehensive hardening
Tech stack
  • FrontendExpo SDK 54 + React Native
  • BackendExpress.js on Node.js
  • DatabaseFirestore (London)
  • OCRGoogle Vision API
  • PaymentsPaddle
  • HostingGoogle Cloud Run
  • CDN / SecurityCloudflare
Services delivered
Product strategy & UX designFull-stack developmentCloud infrastructure & optimizationPayment integration (Paddle)OCR integration (Google Vision API)Authentication system (passwordless + OAuth)SEO strategy & implementationSecurity hardeningProduction deployment & monitoring
02FinTech / Tax Compliance (USA)

USTaxPenaltySaver

B2C FinTech SaaS — IRS Penalty Calculator & Resolution Platform

Engagement

Full product build — research, design, development, deployment

ustaxpenaltysaver.com (opens in a new tab)
  1. The challenge

    Build a production-grade B2C SaaS platform that replaces $200-500/hr CPA consultations with a $39.99 self-service tool — calculating IRS penalties, generating professional abatement letters, and guiding taxpayers through resolution. Requires encoding complex IRS tax code across 50 states + DC with full bilingual (EN/ES) support.

  2. What we delivered

    We delivered a comprehensive FinTech platform with 31 penalty calculators, 21 PDF letter generators, AI-powered notice scanning, a relief discovery engine, and complete Spanish translation — all running at under £70/year infrastructure cost.

    • 31 IRS penalty calculators with Zod-validated inputs
    • 21 professional PDF letter generators (IRS-ready)
    • AI notice scanner with OCR pipeline (Google Vision)
    • Relief discovery engine across 11 IRS programs
    • Full bilingual support (7,368 keys EN/ES)
    • CCPA-compliant with SSN-safe handling (last 4 only)
31CalculatorsIRS penalty types covered
21PDF GeneratorsProfessional letter templates
7,368i18n KeysFull EN/ES translation
<£70/yrInfra CostAuto-scaling Cloud Run
80-95%Cost Savingsvs CPA consultation
Tech stack
  • FrontendNext.js 14 (App Router)
  • BackendNext.js API Routes + Cloud Run
  • DatabaseFirebase / Firestore
  • AI / OCRGoogle Cloud Vision API
  • PDF GenerationjsPDF (server-side)
  • i18nnext-intl (EN/ES)
  • HostingGoogle Cloud Run (us-central1)
  • AuthFirebase Authentication
  • TestingVitest
Services delivered
IRS domain research (14 technical guides)Product strategy & UX designFull-stack development (111 phases)Penalty calculation engine (31 calculators)PDF generation system (21 templates)AI/OCR notice scanning pipelineBilingual i18n implementationSecurity hardening & CCPA complianceProduction deployment & monitoring

Ready to be the next shipped build?

Tell us the problem. We'll come back with a plan, the people who would build it, and what it would take.