Subscription SaaS and DTC membership companies losing 5–10% of MRR each month to involuntary failed credit cards and preventable voluntary cancellations frequently search to hire a freelance SaaS retention, smart dunning & churn-prediction programmer. I am Aldian Fazrihady, a Senior Freelance Full Stack Developer and Data/AI Engineer.

Core MRR Recovery & Retention Engineering Capabilities

  • Dynamic Cancellation Save Flows: Building interactive exit-survey modals that dynamically offer pause-subscription windows, downgrade tiers, or targeted 1-click Stripe coupon discounts based on the user's cancellation reason and LTV cohort.
  • Involuntary Churn & Smart Dunning Automation: Handling `invoice.payment_failed` webhooks, card-updater notifications, in-app payment-update banners, and multi-channel SMS/email frictionless payment recovery links.
  • Behavioral Churn-Risk Scoring: Training LightGBM / logistic survival models on product usage telemetry (login frequency drop, unused seats, support ticket sentiment) to alert Customer Success managers 30 days before renewal.

Frequently Asked Questions

How much MRR can an intelligent cancellation and dunning flow recover?

Interactive pause/discount save flows typically deflect 15–30% of voluntary cancellation clicks, while automated dunning recovery recaptures 40–60% of failed recurring card charges.

How do I hire you for SaaS billing & retention engineering?

Hire me via Upwork.


About the Author — Hire Freelance Programmer Aldian Fazrihady

Aldian Fazrihady is a Top-Rated Senior Freelance Programmer, Freelance Full Stack Developer, and AI Application Engineer with 15+ years of production software engineering experience and Google Cloud Professional Cloud Architect & Data Engineer certifications. He specializes in building custom LLM & autonomous AI agents, RAG pipelines, Next.js/React PWAs, Python (Django/FastAPI), Go microservices, and serverless cloud infrastructure on Google Cloud Run and AWS.

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