ClickIT Case Studies How We Scale Fraud Detection From Python Sync to Go/SQS

Point Predictive Case Study

How Scaling Fraud Detection From Python Sync to Go/SQS

Services

Software Development

Industry

 AI & Fintech

As digital platforms scale, the primary barrier to closing enterprise deals isn't a lack of features; it’s a lack of verified trust”

The Client Project

For Point Predictive, the challenge wasn’t just detecting risk, but whether their infrastructure could process millions of loan apps and billions of data points in real-time while maintaining the surgical precision required by global financial institutions.

The Strategic Decision at Stake

Before the optimization journey began, the leadership team faced a critical crossroads:

Could they continue managing infrastructure with synchronous, direct database calls and manual log retrieval, or would it ultimately slow down the deployment?

Without addressing infrastructure stability and integration bugs:

The Challenge

The company needed to improve its app and infrastructure to handle growing demand without compromising the speed of its [Ai+Ni] assessments.

Key constraints included:

As volume grew, these issues led to:

Our Approach: Introduced Go for the refactored service, replacing Python

To address the scalability and reliability gaps, we introduced Go for the refactored service, replacing Python’s synchronous DB calls with an asynchronous SQS-driven architecture.

This decoupled workload spikes from the database layer and allowed for:

High-Concurrency Processing

Using Go to handle asynchronous message processing for the Intellicheck service.

System Stabilization

Targeted refactoring of the BorrowerCheck integration to fix identity and income verification bugs (SSN zero-padding and mapping).

API Decoupling

Migrating 53+ endpoints to a proper API layer, removing the tightly coupled UI-to-database logic.

Enhanced Observability

Parallelizing data retrieval from CloudWatch and building SQL-based dashboards for real-time rule performance tracking. o a proper API layer, ensuring a cleaner and more maintainable workflow.

All Technologies Used

We implemented a tech stack focused on high-concurrency and data orchestration:

Python Technology Logo
Python
Go Logo
GO
AWS Redshift
Redshift
AWS Lambda Logo
AWS Lambda
DynamoDB
AWS CloudWatch logo
CloudWatch
Amazon SQS
Kibana AP
Docker
AWS Route53
S3
ECS
Github
AWS CloudFront
Azure
AWS API Gateway
Python
GitLab
Azure Data Factory
AWS
SQL
Azure AKS
Airflow
PySpark

Everything was done on time and with excellent standards in both communication and code delivery!”

– Director of PointPredictive

The Strategic Outcome

Risks Reduced

Problems That Stopped Existing

This case demonstrates that:

Infrastructure is a business enabler. By treating stability as a structural evolution, Point Predictive didn’t just fix an integration; they built an enterprise-grade platform ready for global scale.

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