The Challenge
A Legacy System Holding Back a High-Growth FinTech
FinTrack Pro had outgrown its original third-party banking infrastructure. Rising transaction volumes were causing latency spikes during peak usage, while a rigid compliance module made it impossible to adapt quickly to evolving regional financial regulations across their three target markets: India, the UAE, and Singapore.
Their engineering team lacked the bandwidth to rebuild core infrastructure while simultaneously shipping product features demanded by investors and growing users. They needed a trusted partner who could own the architecture and delivery end-to-end.
- Legacy transaction engine unable to process more than 800 TPS at peak load
- No unified compliance layer across multiple jurisdictions and regulatory frameworks
- Fragmented payment gateway integrations with no centralised orchestration
- Manual KYC and onboarding workflows creating 48-hour user activation delays
- No real-time observability or alerting across the financial data pipeline
Our Approach
A Ground-Up Platform Engineered for Scale and Compliance
We assembled a dedicated cross-functional team of platform architects, backend engineers, and compliance specialists. The engagement began with a four-week discovery sprint to deeply understand transaction flows, regulatory constraints, and integration requirements before a single line of production code was written.
Scalable Microservices Architecture
We redesigned the core banking engine as an event-driven microservices architecture deployed on Kubernetes. Each service — accounts, payments, notifications, compliance, and analytics — was independently deployable, enabling parallel development streams and zero-downtime deployments for a live financial product.
Automated Compliance Engine
A jurisdiction-aware compliance layer was built to evaluate transactions in real time against the regulatory rulebooks of each market. Policy updates no longer required code deployments — compliance teams could update rules through an admin panel, propagating changes within minutes.
Unified Payment Orchestration
We integrated seven payment rails — including UPI, SWIFT, Faster Payments, and local card networks — behind a single payment orchestration API. Intelligent routing logic automatically selected the optimal rail for each transaction based on cost, speed, and success-rate heuristics.
- Event-driven architecture using Apache Kafka for real-time transaction streaming
- gRPC-based inter-service communication reducing internal latency by 4×
- Automated KYC pipeline via OCR and third-party identity verification APIs
- Distributed caching layer with Redis Cluster eliminating redundant database calls
- Real-time observability with Prometheus, Grafana, and custom alerting workflows
Results & Impact
From Constrained Infrastructure to an Industry-Benchmark Platform
The platform launched on schedule, six months after engagement kick-off, with a phased market rollout beginning in India before expanding to the UAE and Singapore. The results exceeded every performance and business target set at the start of the engagement.
+340%
Transaction Speed
From 800 TPS to 3,500+ TPS at peak load
96%
Faster Onboarding
KYC activation reduced from 48 hrs to under 2 hrs
$1.8M
Infrastructure Savings
Annualised cost reduction vs. legacy platform fees
Within the first 90 days post-launch, FinTrack Pro onboarded over 500,000 users organically, driven largely by word-of-mouth from the notably faster activation experience. The platform's Series B fundraise — closed three months after launch — cited the new infrastructure's scalability as a core diligence-readiness factor.
"TriggrsWeb didn't just build us a platform — they became an extension of our team. The architectural decisions they made in month one are still serving us flawlessly at 10× our original scale."
