Core
Backend engineering
Business-critical services, domain logic, and dependable APIs.
.NET CoreC#Node.jsPython
Tech Stack
A practical stack for serious products.
Tools are selected for reliability, maintainability, and business fit — not because they are fashionable.
- Production-ready architecture
- Performance at scale
- Maintainable delivery
Chosen for fit, not fashion.
UI
Frontend products
Responsive product interfaces and operational platforms.
ReactAngularJavaScriptTypeScript
Data
Data systems
Transactional data, reporting, and performance-aware queries.
SQL ServerPostgreSQLMySQLMongoDB
Ops
Cloud & delivery
Repeatable releases, resilient infrastructure, and observability.
AzureDockerKubernetesGitHub
Design
Architecture
System boundaries and patterns designed to evolve safely.
MicroservicesClean ArchitectureCQRSSOLID
Applied AI
AI & automation
Applied intelligence inside real products and operational workflows.
RAG pipelinesDocument AI & OCRAI agent workflowsVector search
Let's Build Something Great.
I'm always open to discussing new opportunities, collaborations and interesting projects.
Rezaul Islam
Engineering ManagerSoftware Architect