Building scalable backend systems, cloud-native applications, and microservices architectures.
Senior Software Engineer with 6+ years of experience designing and developing scalable backend applications using Node.js, NestJS, and TypeScript.
I specialize in backend architecture, API design, microservices, distributed systems, and cloud infrastructure. Over the years, I have delivered multi-tenant SaaS platforms, CRM systems, HRMS solutions, EdTech products, and real-time communication applications for clients across multiple business domains.
Currently leading engineering teams while owning technical design, architecture decisions, deployment strategies, and delivery of production-grade software solutions.
- Multi-Tenant SaaS Platforms
- CRM & Enterprise Applications
- HRMS & Workforce Management Systems
- EdTech Platforms
- Real-Time Communication Systems
- Custom Business Applications
- API-First Architectures
- Node.js
- NestJS
- TypeScript
- Express.js
- REST APIs
- GraphQL
- Socket.IO
- Microservices Architecture
- Distributed Systems
- Event-Driven Architecture
- Multi-Tenant Architecture
- API Design
- Authentication & Authorization
- RBAC
- Scalability & Performance Optimization
- Database Design
- PostgreSQL
- MongoDB
- MySQL
- Firebase
- EC2
- S3
- CloudFront
- RDS
- IAM
- VPC
- Security Groups
- Internet Gateway
- Route Tables
- Application Load Balancer (ALB)
- Network Load Balancer (NLB)
- SNS
- SQS
- Lambda
- GitHub Actions
- Jenkins
- Linux
- NGINX
- Led and mentored teams of 4–6 engineers
- Conducted code reviews and architecture reviews
- Improved engineering practices and development workflows
- Collaborated directly with stakeholders and clients
- Owned technical decision-making across multiple projects
- Advanced System Design
- Cloud-Native Architectures
- AWS Solutions Architecture
- Containerization & Kubernetes
- Platform Engineering
- Distributed Systems
- Scalable Backend Architectures
- Event-Driven Systems
- Performance Optimization
- Cloud Infrastructure
- Developer Productivity
- Software Architecture
📧 Email: shashankwork48@gmail.com
💼 LinkedIn: linkedin.com/in/shashankd48
🐙 GitHub: github.com/Shashankd48
"Designing systems that scale, remain maintainable, and solve real business problems."