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Case Studies

Not mockups. Not concepts. Production systems serving millions of real users.

Explore our work

Selected work

Products, platforms, and systems engineered by CodePrism Technologies across industries.

Fintech5 min read

Building a Fintech Merchant App for QR Payments, Settlements and Lending

A mobile app that takes small merchants from paperless onboarding to accepting QR payments, tracking settlements, accessing business loans and earning referral payouts, all from one place.

5
Step paperless onboarding
1
App for payments, settlements and loans
3
Settlement views (settled, pending, on hold)
FinTech & KYC5 min read

PAN-Linked GSTIN Discovery and Verification for Merchant Onboarding

A digital GST verification layer built into a Flutter merchant app and a Spring Boot microservices backend, discovering every GSTIN linked to a merchant's verified PAN in one step, validating manual entries in real time, and feeding verified GST status straight into KYC routing, onboarding and tax-accurate commission invoicing.

1-tap
GSTIN discovery from the merchant's verified PAN
2
Verification providers covering onboarding and profile updates
0
Manual GST tax calculations on commission invoices
FinTech & KYC5 min read

Instant, Secure PAN Verification for a Lending Partner Network

A real-time PAN verification experience built into a partner mobile app, verifying merchants and loan applicants against official records in a single step, with full data protection and automatic name matching.

1-tap
PAN verification with auto-filled identity details
12
Business types identified automatically
0
Manual PAN document checks
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A
文
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AI & Voice5 min read

A Deterministic Voice AI for Outbound Lead-Validation Calling, Built on Exotel

A real-time, bidirectional voice pipeline that dials leads sequentially over the phone network, asks a fixed script, and understands spoken answers with local speech recognition and rule-based matching, with no LLM anywhere in the loop.

0
LLM calls in the pipeline
~300ms
Local transcription per answer, GPU production
38s
Full 4-question call, verified live end to end
Our Impact

Built for scale.
Designed for impact.

Every engagement starts with a difficult problem. We bring product thinking, engineering depth, and pragmatic architecture to build something that lasts.

99.99%
Average uptime across
production systems
10M+
API requests handled daily
60%
Infrastructure cost
reduction
<200ms
Median response latency
How we work

Complex problems.
Thoughtful engineering.

Every engagement starts with a difficult problem. We bring product thinking, engineering depth, and pragmatic architecture together.

Discovery
01

Discovery

Deep-dive into constraints, architecture, and team context.

Architecture
02

Architecture

System design, tech selection, risk mapping

Engineering
03

Engineering

Production-grade implementation with full test coverage.

Deployment
04

Deployment

CI/CD pipelines, monitoring, and zero-downtime releases.

optimization
05

optimization

Performance tuning, cost analysis, and iterative refinement.

Background

Ideas shaping what comes next.

Explore insights, stories, and technical perspectives from the people building what's next in technology.