About Me
I am a software engineer with 5+ years of experience designing, building, and scaling high-performance backend systems. My expertise lies in Node.js, AWS Cloud, and modern backend frameworks, with a strong focus on clean architecture, system reliability, and performance optimization.
Core Expertise
- Backend Development: Node.js, TypeScript, Express, NestJS
- Cloud & DevOps: AWS (EC2, Lambda, S3, RDS, DynamoDB, SQS, SNS, API Gateway)
- Architecture: Microservices, Event-Driven Systems
- Databases: PostgreSQL, MongoDB, DynamoDB, Redis
- API Design: RESTful APIs, GraphQL
- Authentication & Security: JWT, OAuth 2.0, RBAC
- CI/CD: GitHub Actions, Docker
What I Do
- Design and develop scalable backend systems using Node.js and AWS
- Build secure, well-documented APIs for web and mobile applications
- Architect cloud-native solutions with high availability
- Optimize performance, reliability, and infrastructure cost
- Collaborate with cross-functional teams to deliver production-grade software
Professional Highlights
- Built and maintained high-traffic backend services
- Designed serverless and microservices architectures on AWS
- Improved API performance using caching and async workflows
- Led backend development and architectural decisions
- Hands-on experience with monitoring, logging, and incident resolution
Tech Stack Snapshot
Languages : JavaScript, TypeScript
Backend : Node.js, Express, NestJS
Cloud : AWS (Serverless & Containers)
Databases : SQL & NoSQL
DevOps : Docker, CI/CD, Monitoring
Architecture : Microservices, Event-Driven Systems
Current Focus
- Scalable backend architecture
- AWS serverless & cloud optimization
- Clean code and maintainable system design
Let’s Connect
Email: contact.samir.acharya@gmail.com
LinkedIn: Samir Acharya
Portfolio / Blog: samirsir.github.io