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Asad Saeed
Asad SaeedOpen to WorkSenior Software Engineer | Full Stack Developer
01

Identity

Residence
Lahore, Punjab
Nationality
Pakistani
City
Lahore
Age
26
02

Languages

  • English96%
  • Urdu100%
03

Expertise

React.js95%
Next.js95%
JavaScript / TypeScript95%
HTML5, CSS395%
Tailwind, Bootstrap, Shadcn UI95%
Material UI, SCSS, Styled Components90%
Redux Toolkit, React Query, Zustand92%
REST & GraphQL APIs92%
Git, GitHub, Bitbucket98%
Node.js, Express.js, NestJS85%
MongoDB, PostgreSQL, Prisma80%
WebSockets, Real-Time Systems82%
AI & Automation (n8n, OpenAI)78%
04

Stack

4949 technologies
ReactJSNextJSJavaScriptTypeScriptReact NativeNestJSNode.jsExpress.jsMongoDBPostgreSQLMySQLPrisma ORMFirebaseREST APIGraphQL APIApollo ClientWebSockets / Socket.ioReduxRedux ToolkitReact QueryZustandTailwind CSSShadcn UIMaterial UIBootstrapSCSSCSSModule.cssStyled ComponentsFramer MotionStripe Payment Integrationn8nOpenAI APIAWS LambdaDockerVercelNetlifyGitHub Actions (CI/CD)JestGitGitHubBitbucketPostmanSwaggerJira SoftwareStrapiSanityFigmaAdobe XD
05

Contact

Email
asadsaeed.dev@gmail.com
Phone
+92 3017631644·+92 478730644
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Chat with Asad
Available for work·v1 · 2026

Asad Saeed

Senior Software Engineer | Full Stack Developer

→I am aSenior Frontend Engineer
Explore→See capabilities
Writing

Thoughts & Tutorials

Practical guides, deep dives, and lessons learned from building production-grade web applications.

AWS VPC Explained: Public vs Private Subnets, NAT Gateway and Internet Gateway

AWS VPC Explained: Public vs Private Subnets, NAT Gateway and Internet Gateway

Learn how AWS VPC works, including CIDR ranges, public and private subnets, Internet Gateways, NAT Gateways, route tables, security groups, and production networking architecture.

AWSAMAZON VPCCLOUD COMPUTING
© 2026 · Asad Saeed
Available for work·v1 · 2026

Asad Saeed

Senior Software Engineer | Full Stack Developer

→I am aSenior Frontend Engineer
Explore→See capabilities
Writing

Thoughts & Tutorials

Practical guides, deep dives, and lessons learned from building production-grade web applications.

AWS VPC Explained: Public vs Private Subnets, NAT Gateway and Internet Gateway

AWS VPC Explained: Public vs Private Subnets, NAT Gateway and Internet Gateway

Learn how AWS VPC works, including CIDR ranges, public and private subnets, Internet Gateways, NAT Gateways, route tables, security groups, and production networking architecture.

AWSAMAZON VPCCLOUD COMPUTING
© 2026 · Asad Saeed
Projects
0+
Companies
0+
Honors
0+
Nov 3, 202617 min read
Read
How to Deploy a MERN Application Using AWS S3, CloudFront and EC2

How to Deploy a MERN Application Using AWS S3, CloudFront and EC2

Learn how to deploy a MERN Stack application on AWS using S3, CloudFront, and EC2. Configure React hosting, Node.js, Express, Nginx, HTTPS, MongoDB Atlas, and CI/CD.

AWSAMAZON S3AMAZON CLOUDFRONT
Nov 2, 202616 min read
Read
How AWS Lambda Works: From API Request to Function Execution

How AWS Lambda Works: From API Request to Function Execution

Learn how AWS Lambda works internally, including execution environments, cold starts, concurrency, API Gateway integration, retries, MongoDB connections, and production monitoring.

AWS LAMBDAAWSSERVERLESS
Nov 2, 202614 min read
Read
What Is Nginx? How It Works and Why Production Applications Use It.

What Is Nginx? How It Works and Why Production Applications Use It.

Learn what Nginx is, how its event-driven architecture works, and why production applications use it for reverse proxying, load balancing, HTTPS, security, and performance.

WEB SERVERNGINXSYSTEM DESIGN
Nov 2, 202612 min read
Read
How Cron Jobs Actually Work: From Scheduler to Execution in Node.js

How Cron Jobs Actually Work: From Scheduler to Execution in Node.js

Learn how cron jobs work internally in Node.js, from scheduling and execution to overlapping tasks, server downtime, retries, recovery, and production reliability.

CRON JOBSNODE.JSBACKEND DEVELOPMENT
Oct 30, 202619 min read
Read
MongoDB Transactions Explained: Preventing Inconsistent Data in MERN

MongoDB Transactions Explained: Preventing Inconsistent Data in MERN

Learn MongoDB transactions with Node.js, Express, and Mongoose. Explore ACID properties, session handling, rollback, concurrency, and production best practices.

MONGODBNODE.JSMERN STACK
Oct 27, 202614 min read
Read
Zero-Downtime Database Migrations: Safely Evolve Production Schemas

Zero-Downtime Database Migrations: Safely Evolve Production Schemas

Learn how to perform zero-downtime database migrations using expand-and-contract, PostgreSQL, backward-compatible deployments, batched backfills, and safe schema changes.

DATABASEPOSTGRESQLBACKEND DEVELOPMENT
Oct 27, 202617 min read
Read
API Rate Limiting Explained: Fixed vs. Sliding Window vs. Token Bucket

API Rate Limiting Explained: Fixed vs. Sliding Window vs. Token Bucket

Learn how API rate limiting works and compare Fixed Window, Sliding Window, and Token Bucket algorithms with examples, trade-offs, and production best practices.

BACKEND DEVELOPMENTRATE LIMITINGSYSTEM DESIGN
Oct 21, 202613 min read
Read
Idempotency in Distributed Systems: Prevent Duplicate Transactions

Idempotency in Distributed Systems: Prevent Duplicate Transactions

Learn how idempotency keys, database transactions, and safe retry strategies prevent duplicate payments and API operations in distributed systems.

DISTRIBUTED SYSTEMSBACKEND DEVELOPMENTSYSTEM DESIGN
Oct 21, 202611 min read
Read
1 / 3Next
F
Made with ❤️ by Asad Saeed
© 2026 · Asad Saeed
Made with ❤️ by Asad Saeed
F
Projects
0+
Companies
0+
Honors
0+
Nov 3, 202617 min read
Read
How to Deploy a MERN Application Using AWS S3, CloudFront and EC2

How to Deploy a MERN Application Using AWS S3, CloudFront and EC2

Learn how to deploy a MERN Stack application on AWS using S3, CloudFront, and EC2. Configure React hosting, Node.js, Express, Nginx, HTTPS, MongoDB Atlas, and CI/CD.

AWSAMAZON S3AMAZON CLOUDFRONT
Nov 2, 202616 min read
Read
How AWS Lambda Works: From API Request to Function Execution

How AWS Lambda Works: From API Request to Function Execution

Learn how AWS Lambda works internally, including execution environments, cold starts, concurrency, API Gateway integration, retries, MongoDB connections, and production monitoring.

AWS LAMBDAAWSSERVERLESS
Nov 2, 202614 min read
Read
What Is Nginx? How It Works and Why Production Applications Use It.

What Is Nginx? How It Works and Why Production Applications Use It.

Learn what Nginx is, how its event-driven architecture works, and why production applications use it for reverse proxying, load balancing, HTTPS, security, and performance.

WEB SERVERNGINXSYSTEM DESIGN
Nov 2, 202612 min read
Read
How Cron Jobs Actually Work: From Scheduler to Execution in Node.js

How Cron Jobs Actually Work: From Scheduler to Execution in Node.js

Learn how cron jobs work internally in Node.js, from scheduling and execution to overlapping tasks, server downtime, retries, recovery, and production reliability.

CRON JOBSNODE.JSBACKEND DEVELOPMENT
Oct 30, 202619 min read
Read
MongoDB Transactions Explained: Preventing Inconsistent Data in MERN

MongoDB Transactions Explained: Preventing Inconsistent Data in MERN

Learn MongoDB transactions with Node.js, Express, and Mongoose. Explore ACID properties, session handling, rollback, concurrency, and production best practices.

MONGODBNODE.JSMERN STACK
Oct 27, 202614 min read
Read
Zero-Downtime Database Migrations: Safely Evolve Production Schemas

Zero-Downtime Database Migrations: Safely Evolve Production Schemas

Learn how to perform zero-downtime database migrations using expand-and-contract, PostgreSQL, backward-compatible deployments, batched backfills, and safe schema changes.

DATABASEPOSTGRESQLBACKEND DEVELOPMENT
Oct 27, 202617 min read
Read
API Rate Limiting Explained: Fixed vs. Sliding Window vs. Token Bucket

API Rate Limiting Explained: Fixed vs. Sliding Window vs. Token Bucket

Learn how API rate limiting works and compare Fixed Window, Sliding Window, and Token Bucket algorithms with examples, trade-offs, and production best practices.

BACKEND DEVELOPMENTRATE LIMITINGSYSTEM DESIGN
Oct 21, 202613 min read
Read
Idempotency in Distributed Systems: Prevent Duplicate Transactions

Idempotency in Distributed Systems: Prevent Duplicate Transactions

Learn how idempotency keys, database transactions, and safe retry strategies prevent duplicate payments and API operations in distributed systems.

DISTRIBUTED SYSTEMSBACKEND DEVELOPMENTSYSTEM DESIGN
Oct 21, 202611 min read
Read
1 / 3Next
F
Made with ❤️ by Asad Saeed
© 2026 · Asad Saeed
Made with ❤️ by Asad Saeed
F
developer.ts
01
1const developer = {
2 name: "Asad Saeed",
3 role: "Senior Software Engineer | Full Stack Developer",
4 stack: ["MERN", "MEAN", ".NET/C#"],
5 status: "available",
6 shipping: true,
7};
TypeScript · UTF-8Ln 7 · Col 3
developer.ts
01
1const developer = {
2 name: "Asad Saeed",
3 role: "Senior Software Engineer | Full Stack Developer",
4 stack: ["MERN", "MEAN", ".NET/C#"],
5 status: "available",
6 shipping: true,
7};
TypeScript · UTF-8Ln 7 · Col 3