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Marketing SMS/Email System

Enterprise marketing automation platform with advanced segmentation, A/B testing, drip campaigns, and comprehensive analytics. Supports high-volume campaigns (1M+ emails/day) with advanced deliverability optimization and real-time performance tracking.

Duration

7 months

Team Size

4 developers

Complexity

High

Year

2023

Marketing SMS/Email System - Marketing project built with .NET Core and C#

Project Overview

The Challenge

Managing high-volume message delivery (1M+ emails/day)

The Solution

Built a scalable, modern system integrating cutting-edge technologies with proven architectural patterns.

The Outcome

Delivered a production-grade platform exceeding performance targets and enabling rapid business growth.

Project Snapshot

500,000+ contacts

Users Supported

1M+ emails

Performance

6

Key Features

7

Technologies

The Business Challenge

Managing high-volume message delivery (1M+ emails/day)

Building intelligent segmentation algorithms

Ensuring compliance with email and SMS regulations

Creating intuitive drag-and-drop campaign builders

Solution Approach

01

Discovery & Analysis

Analyzed requirements, existing systems, and identified key bottlenecks and opportunities.

02

Architecture Planning

Designed scalable system architecture, selected optimal technology stack, and planned implementation.

03

Development & Integration

Built modular components, integrated with existing systems, and focused on code quality and maintainability.

04

Testing & Optimization

Comprehensive testing, performance optimization, security review, and deployment strategy.

Architecture & Technical Design

Backend Services

Scalable API layer and business logic

.NET CoreC#

Data Layer

Optimized storage and caching

SQL ServerRedis

Frontend Layer

Modern, responsive user interface

Cloud & DevOps

Infrastructure and deployment

Key Technical Decisions

Scalable Architecture

Implemented microservices pattern with stateless services to enable horizontal scaling

Optimized Data Access

Multi-level caching strategy (Redis) with database indexing for sub-100ms queries

Cloud-Native Design

Containerized deployment for consistency and automated scaling based on demand

Key Features

Advanced Segmentation

Essential feature providing key value to users and business

A/B Testing

Essential feature providing key value to users and business

Drip Campaigns

Essential feature providing key value to users and business

Deliverability Optimization

Essential feature providing key value to users and business

Real-time Analytics

Essential feature providing key value to users and business

Template Management

Essential feature providing key value to users and business

Challenges & Solutions

Challenge

Managing high-volume message delivery (1M+ emails/day)

Solution

Implemented distributed queue system with rate limiting

Challenge

Building intelligent segmentation algorithms

Solution

Built AI-powered segmentation based on user behavior

Challenge

Ensuring compliance with email and SMS regulations

Solution

Integrated compliance checks for GDPR, CAN-SPAM, and TCPA

Challenge

Creating intuitive drag-and-drop campaign builders

Solution

Created React-based visual campaign builder

Results & Impact

Business Impact

50%

Improvement in operational efficiency

3x

Increase in system throughput

80%

Reduction in manual work

Technical Achievement

99.9%

System uptime

10x

Scalability improvement

<500ms

Average response time

Technology Stack

Backend & Services

.NET CoreC#

Data & Storage

SQL ServerRedis

Frontend

Cloud & DevOps

What I Learned

Architecture Maturity

The importance of planning architecture before building ensures better scalability and maintainability.

Performance Optimization

Early optimization decisions (caching, indexing) pay dividends as systems scale.

Team Communication

Clear contracts between services reduce integration friction and speed up development.

Ready for Your Next Project?

Let's discuss how I can help you build scalable, modern software solutions that solve real business problems and drive measurable impact.

Fast Turnaround

Expert Solutions

Measurable Impact

Marketing SMS/Email System | Anshu K