Past Estimates

Anonymised patterns from real marketplace, SaaS and mobile builds

Six real estimate patterns from projects I've scoped — client names and identifying details removed. Use them to sanity-check your own scope, budget and timeline before we jump on a call.

Hospitality Marketplace

Marketplace Loyalty & Booking Platform

A marketplace enhancement project focused on introducing a custom loyalty currency, subscription functionality, and booking workflow improvements for an existing online booking platform.

Estimated Effort300+ engineering hours
SharetribeReactNode.jsStripeCustom extensions

Key features estimated

  • Custom virtual currency
  • Subscription management
  • Custom checkout flow
  • Listing approval workflow
  • Booking enhancements
  • Email template updates
  • Marketplace pricing customisation

Complex marketplace platforms often benefit more from extending an existing platform than rebuilding core functionality — significantly lower cost, same flexibility.

Enterprise Web Application

Secure Shareholder Portal

A secure document management and shareholder portal designed to provide authenticated users with access to financial documents, holdings, and company communications.

Estimated Effort410 engineering hours
ReactFirebaseFirestoreFirebase AuthCloud Storage

Key features estimated

  • Two-factor authentication
  • Role-based access control
  • Shareholder dashboard
  • Holdings management
  • Transaction history
  • Secure document storage
  • Financial reports
  • Administrative portal

Security, permission models and document management heavily influence enterprise estimates — architectural planning up front avoids expensive retrofits.

Healthcare Marketplace

Telehealth Practitioner Platform

A telehealth marketplace allowing practitioners to provide secure online consultations while managing subscriptions, bookings, compliance requirements, and accessibility.

Estimated Effort210+ engineering hours
SharetribeJitsiTwilioReactNode.js

Key features estimated

  • Secure video consultations
  • Group consultations
  • Practitioner subscriptions
  • Online booking
  • Identity verification
  • Accessibility compliance
  • Marketplace dispute handling

Healthcare platforms need extra weight on privacy, accessibility, identity verification and compliance — all of which push implementation complexity up.

SaaS Enhancement

Gaming Community Platform

A feature enhancement estimate for an existing gaming platform focused on improving user experience, branding consistency, and simplifying marketplace functionality.

Estimated Effort92 engineering hours
ReactJavaScriptSharetribe

Key features estimated

  • UI redesign
  • Dashboard improvements
  • Branding updates
  • Marketplace simplification
  • Feature removal
  • General UX improvements

Not every estimate is for a new platform — incremental improvements to existing products often deliver serious business value at manageable delivery cost.

Wholesale Marketplace

B2B Marketplace

A specialist B2B marketplace supporting multiple customer types, negotiated pricing, and rich product listings for a niche industry.

Estimated Effort86 engineering hours
SharetribeStripeReact

Key features estimated

  • Multi-tier pricing
  • Negotiation workflow
  • Role-based pricing
  • Rich media uploads
  • Custom retailer experience
  • Marketplace messaging

B2B marketplaces frequently need custom pricing rules and purchasing workflows that differ substantially from consumer marketplaces.

Mobile & Desktop

Cross-Platform Communication App

A communication platform supporting real-time video calling across mobile and desktop devices with touchscreen support and push notifications.

Estimated Effort307 engineering hours
React NativeElectronFirebaseJitsiAsterisk SIP

Key features estimated

  • Mobile application
  • Desktop application
  • Video calling
  • Push notifications
  • User authentication
  • Touchscreen interface
  • VoIP integration

Cross-platform apps balance shared functionality with platform-specific UX. Real-time comms add complexity around networking, auth and device capabilities.