nazmul@shuvro:~/case-studies $

Case Studies

Real engineering challenges. Production-grade solutions. Measurable results.

Deep-dive technical case studies from 9+ years of building production systems at scale. Each case study explores real challenges, architectural decisions, and measurable outcomes.

16 Case Studies
9+ Years Experience
20+ Industries

$ ls -la --filter

$ find . -name "*.case" | head -20

Enterprise AI 2024

Enterprise Agentic Knowledge System

@ Sparrow Intelligence

AI agents that work reliably in production — not just in demos

99% Task Completion
0 Data Corruption
< 5min Knowledge Sync
LangGraph Pydantic LangSmith
Legal Tech / IP Management 2023-2024

Enterprise RAG for Legal Documents

@ Anaqua

Transforming how legal professionals search millions of patents and IP documents using AI-powered semantic search

50% Faster Search
10K+ Daily AI Queries
99.9% System Uptime
PGVector LangChain Python / FastAPI
Productivity / AI SaaS 2022-2023

LLM Email Assistant at Scale

@ Flowrite

Scaling Europe's first LLM-powered email assistant during the explosive growth of generative AI

10x User Growth
40-50% Cost Reduction
99.9% Uptime
OpenAI GPT-3/3.5 Cohere TypeScript / Node.js
Healthcare / Pharmaceutical 2022

GraphQL API Modernization

@ PipelinePharma

Unifying fragmented pharmaceutical data sources through a modern GraphQL layer with real-time capabilities

60% Less API Complexity
10x Faster Development
5M+ Monthly API Calls
Hasura GraphQL Engine PostgreSQL React / TypeScript
Media / Financial Publishing 2021-2022

Content Automation Platform

@ Launch Potato

Transforming content operations with intelligent automation for a financial media company reaching millions monthly

300% Content Velocity
5M+ Monthly Readers
40% SEO Improvement
Django Wagtail CMS Celery / Redis
Agriculture Technology / IoT 2022-2023

Smart Agriculture IoT Platform

@ Spiio

Processing millions of sensor readings daily to help farmers and facilities optimize plant health through data-driven insights

50M+ Daily Readings
99.5% Data Accuracy
30% Water Savings
Apache Kafka TimescaleDB Python / Faust
Healthcare Logistics 2021

Real-Time NEMT Dispatch Platform

@ Operr

Optimizing non-emergency medical transportation with intelligent real-time dispatch and route optimization

40% Better Utilization
25% Reduced Wait Times
10K+ Daily Rides
Spring Boot Apache Kafka PostgreSQL + PostGIS
Enterprise AI 2024

Multi-LLM Orchestration System

@ Anaqua

Intelligent routing between OpenAI, Anthropic, and Google Gemini — optimizing for cost, latency, and quality

40% Cost Reduction
99.9% Availability
3+ LLM Providers
OpenAI GPT-4 Anthropic Claude Google Gemini
Financial Technology 2019-2020

Multi-Currency Payment Platform

@ Sutraq

Building a secure, compliant payment infrastructure for cross-border commerce in the Middle East

$10M+ Monthly Volume
15+ Currencies
99.99% Uptime
Node.js / Express PostgreSQL RabbitMQ
HR Technology / Recruiting 2020-2021

AI-Powered Recruitment Platform

@ Crowdbotics

Transforming technical recruitment with AI-powered candidate matching and automated screening workflows

60% Faster Screening
85% Match Accuracy
10K+ Candidates Processed
Django spaCy / Transformers PostgreSQL
Digital Agency / Enterprise Web 2022

Enterprise Web Performance Optimization

@ Last Call Media

Transforming slow enterprise web applications into blazing-fast experiences through systematic performance optimization

70% Faster LCP
95+ Lighthouse Score
40% Better Conversion
Next.js 14 React 18 TypeScript
Manufacturing / Sports Equipment 2020

Salesforce-ERP Manufacturing Integration

@ AZX Sport Canada

Connecting sales operations to manufacturing floor through real-time Salesforce and Rootstock ERP integration

100% Inventory Accuracy
75% Faster Order Processing
Zero Manual Data Entry
Salesforce (Apex, Lightning) Rootstock ERP Apex
Enterprise Software / iPaaS 2019

Enterprise CRM Integration Platform

@ ActivePrime

Enabling seamless data flow between enterprise CRM systems with intelligent conflict resolution and real-time sync

99.9% Sync Reliability
50+ CRM Connectors
1B+ Records Synced
Python Apache Airflow PostgreSQL
Healthcare IT 2017-2018

Integrated Hospital ERP System

@ Intoiit

Transforming hospital operations with an integrated ERP system covering patient care, billing, pharmacy, and laboratory management

60% Faster Processing
95% Billing Accuracy
15+ Hospital Deployments
Spring Boot PostgreSQL Angular
EdTech 2021-2022

Real-Time Virtual Classroom Platform

@ The Virtulab

Designing and deploying an entire EdTech backend — from first commit to production — as the sole backend engineer

0→1 Infrastructure Built
100% Backend Ownership
<200ms Stream Latency
Node.js / Express Python / Flask Java / Spring Boot
Cannabis Tech / E-commerce 2020-2021

Cannabis Delivery Platform Scale

@ Drop Delivery

Building the backend that processed $30M+ in orders across 6 states and 3 provinces

$30M+ Orders Processed
354% YoY Growth
228K+ Deliveries
PHP 7 MySQL React

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