Client
Niche SaaS (Subscription Payments for Creators) FinTech / SaaS
Challenge
Project Overview : They needed an in-house payment gateway to cut Stripe fees and gain more control. I developed a secure wallet + transaction layer with full compliance in mind.
Solution
My Role : Led development of a high-throughput wallet service with real-time transaction alerts, fraud detection, and MFA. Tech Stack : FastAPI, Redis, PostgreSQL, OAuth 2.0, Socket.IO.
Results Achieved
15,000+ wallets onboarded within 30 days, Reduced third-party fees by 18%, Achieved sub-second transaction confirmations.
Client Feedback
Your fintech stack gives us Stripe-level reliability — with none of the vendor lock-in. Brilliant work.