Software Engineer
Rashedul Alam
Building scalable SaaS platforms, AI-driven systems, and distributed architectures serving 30+ countries with $1M+ monthly impact.
12+ years of experience in .NET, Angular, Azure, and high-performance systems.
Looking to build or scale your SaaS or AI platform? Let's connect.
About Me
From Vision to Impact
Software Engineer with 12+ years of hands-on experience designing and building scalable SaaS platforms, distributed systems, and high-performance applications.
I specialize in .NET, Angular, Next.js, SQL, and Azure cloud, with strong expertise in system design, backend architecture, and enterprise-scale engineering.
Throughout my career, I have led engineering initiatives, collaborated with American and European clients, and contributed to scaling global products used across 30+ countries, with a strong focus on performance, scalability, and clean architecture.
Beyond coding, I write technical blogs, explore travel experiences, and contribute as an active Google Local Guide.
Industry Experience
Point-of-Sale (POS) Solutions
E-commerce Platforms
Travel & Transportation Tech
AI Recruitment Platforms
Healthcare Systems
Real Estate & Construction ERP
Supply Chain & Distribution ERP
E-Learning Platforms
Event Management Systems
Digital Library Systems
Social Networking Platforms
Core Expertise
Backend Engineering
Designing and building scalable backend systems using .NET and modern API architectures including REST, GraphQL, and gRPC.
Frontend Engineering
Developing responsive and high-performance web applications with React, Next.js, and Angular using modern UI architecture.
System Architecture
Architecting scalable SaaS, microservices, and distributed systems focused on performance, maintainability, and long-term growth.
Data & Platform Engineering
Designing data models, optimizing complex queries, and building ETL pipelines across SQL and NoSQL databases.
Cloud & DevOps
Delivering cloud-native solutions on Azure with CI/CD pipelines, Docker, and Kubernetes for reliable deployments.
Performance Optimization
Improving system efficiency through code refactoring, database tuning, and scalable architecture improvements.
Engineering Leadership
Leading engineering teams through code reviews, architecture decisions, and best practices like SOLID, Clean Code, and TDD.
Delivery & Project Management
Driving end-to-end delivery across teams using Jira, Azure DevOps, and Monday.com, ensuring predictable execution and business alignment.
What I enjoy outside engineering
Tech Writing
Exploring ideas, applying them, and sharing practical tech insights.
Traveling
Exploring new places, capturing moments, and sharing travel stories.
Sports Enthusiast
Playing football and cricket to stay active, competitive, and team-oriented.
Google Local Guide
Sharing local insights as an active member of the Local Guide community.
Impact
Impact & Achievements
40% Performance Improvement
30% Cost Reduction
$1M+ Monthly System Revenue
90% Faster Hiring via AI Platform
Systems Used in 30+ Countries
10K+ Daily Active Users
Large-Scale Data & ETL Systems
Scaled 2 Startups Through Leadership
Worked with US & EU Clients
Numbers behind the work
50+
Commercial Projects
10+
Scalable Systems Designed
3+
Global Teams Led
250+
Tech Articles Published
Skills
Skills & Technologies
A focused toolkit across backend, frontend, data, cloud, and modern product development.
Backend & Frameworks
.NET
.NET Core
C#
Blazor
Entity Framework
LINQ
ADO.NET
SignalR
RabbitMQ
Hangfire
Python
Frontend & UI
Angular
React
Next.js
JavaScript
TypeScript
jQuery
HTML
Bootstrap
Tailwind CSS
Databases & Search
SQL Server
MySQL
PostgreSQL
MongoDB
Elasticsearch
Redis
Cloud & DevOps
Azure
Docker
Kubernetes
CI/CD
Git
GitHub
Engineering Tools & Practices
Google Maps API
PayPal
SendGrid
Twilio
Agile
ChatGPT
GitHub Copilot
Projects
Product & Platform Engineering
Selected work from 50+ projects across enterprise platforms, SaaS, and business systems, designed, built, and scaled.
1 / 5
AI-Driven Recruitment Platform
Overview
AI-powered recruitment SaaS platform enabling real-time voice interviews, adaptive questioning, and automated candidate evaluation with GDPR-compliant data handling and multi-tenant architecture.
View project image
Role
- Designed scalable multi-tenant SaaS architecture and interview workflow system
- Developed scalable backend APIs for SaaS platform and AI integration layer
- Built a Python script to parse CVs and extract normalized candidate data
- Integrated AI-powered voice interview generation and scoring using ElevenLabs
- Developed frontend modules using Next.js and TypeScript
- Led code quality, reviews, and introduced AI-assisted development practices
Impact
- Reduced initial screening time by 90%
- Increased recruiter efficiency by 10×
- Supported 1000+ candidates per job with automated workflows
- Improved development speed and code quality through AI-assisted engineering practices
Tech Stack
.NETC#Next.jsSQL ServerHangfireSendGridPythonAzureAI Integration
Ground Transportation System
Overview
A scalable, multi-tenant SaaS platform for global ground transportation, serving individuals, airlines, and corporate clients worldwide. This distributed system enables real-time booking, dispatching, live tracking, invoicing, payments, fleet management, analytics, and seamless third-party integrations.
View project image
Role
- Designed scalable multi-tenant SaaS architecture and distributed systems
- Developed core platform components across backend, frontend, and database layers
- Led modernization efforts, including legacy refactoring and tech stack upgrades
- Implemented cloud infrastructure and CI/CD pipelines using Azure DevOps
- Enforced clean code standards, conducted code reviews, and resolved complex technical challenges
- Led and mentored a global engineering team while actively contributing to the codebase
Impact
- Improved system performance by 40% through optimization and modernization
- Reduced operational costs by 30% via automation and platform enhancements
- Enabled large-scale global operations with real-time processing capabilities
- Saved $1.5M in operational costs while increasing revenue by 40%
Tech Stack
.NET CoreC#SignalRSQL ServerAngularTypeScriptGoogle Maps APITwilioPayPalAzure
E-commerce Platform
Overview
A comprehensive e-commerce platform designed for both wholesale and retail businesses, enabling seamless management of procurement, sales, inventory, and multi-warehouse operations. The system supports online and offline sales, integrated payments, shipping, invoicing, and back-office operations, delivering a complete end-to-end solution for scalable, data-driven commerce.
View project image
Role
- Designed and developed a scalable e-commerce architecture supporting B2B and B2C workflows
- Designed the database schema and system architecture for performance and scalability
- Managed cloud infrastructure and deployment for reliable and scalable hosting
- Built core backend for product management, inventory control, and multi-warehouse operations
- Led the engineering team, including task assignment, progress tracking, and delivery oversight
Impact
- Streamlined business operations by centralizing product, inventory, and order management
- Enabled seamless multi-channel sales (online and offline) with unified workflows
- Improved inventory accuracy and operational efficiency across multiple warehouses
- Empowered businesses with real-time analytics for better decision-making
- Reduced manual processes and increased overall operational productivity
Tech Stack
.NETC#Next.jsTypeScriptMySQLContabo VPS
Blog
Engineering Articles
A curated selection from 250+ blog posts on engineering, system design, performance, and product delivery.
Different Types of Software Design Principles
Software design principles are a set of guidelines that helps developers to make a good system design.
Read on original blog
Object Oriented Analysis and Design (OOAD)
Object Oriented Analysis and Design (OOAD) is a technical approach for analyzing and designing a system by visualizing it as a group of interacting objects.
Read on original blog
Difference Between Interface and Abstract Class
Understanding the key differences between interfaces and abstract classes in C# and when to use each.
Read on original blog
Index Optimization Tips for SQL Server
Index Optimization is the process to optimize the table indexes in such a way that it increases the table performance.
Read on original blog
C# Interview Questions with Answers
A collection of common C# interview questions along with detailed answers to help developers prepare for technical interviews.
Read on original blog
JavaScript Interview Questions with Answers
A collection of common JavaScript interview questions along with detailed answers to help developers prepare for technical interviews.
Read on original blog
Contact
Let's start a new project
If you need a developer who can move from architecture to delivery, improve an existing product, or help shape a new system, this is a good place to start the conversation.
Contact
Dhaka, Bangladesh
Availability
Open to full-time roles (remote or onsite), consulting, and product-focused engineering work.
Collaboration
Comfortable working independently, with startups, or inside cross-functional teams.
Engagement
Best fit for projects that need strong execution, scalable architecture, and practical delivery.