M
Portfolio

Available for Remote Work

Full-Stack Developer

MERN Stack Specialist building scalable applications

4+ years experience • 19+ production systems delivered • Healthcare, ERP & SaaS expertise

What I Do

Problem-solving, not buzzwords

Scale & Performance

Architect systems that handle growth without breaking. Built applications handling 10,000+ daily users with 99.9% uptime.

Business Impact

Translate technical decisions into business outcomes. Reduced infrastructure costs by 40% while improving performance metrics.

Reliability First

Build systems that work when they need to. Comprehensive testing, monitoring, and observability from day one.

Ownership Mentality

Think beyond code. Consider maintenance, documentation, team velocity, and long-term technical debt.

Experience

Professional journey

Senior Full Stack Engineer

Family Builders & Developers

Oct 2024 – Present

Engineering enterprise CRM systems and AWS infrastructure for scalable applications

  • •Engineered 4+ enterprise CRM systems improving efficiency by 45%, reducing workload by 30 hours/week
  • •Architected AWS infrastructure (EC2, S3, Lambda) handling 10,000+ daily users with 99.9% uptime
  • •Implemented CI/CD pipelines reducing deployment time by 40% and production errors by 60%
  • •Tech: React, Node.js, Express, MongoDB, AWS (EC2, S3, Lambda), Docker, GitHub Actions

Full Stack Developer

Carpe Diem Team

Sep 2023 – Oct 2024 (1 year 2 months)

Built production applications across healthcare and e-commerce sectors

  • •Launched 6+ production applications across healthcare and e-commerce, serving 50,000+ users
  • •Increased test coverage to 90% using Vitest, reducing bugs by 55%; achieved 98% accessibility scores
  • •Tech: React, Next.js, Angular, Node.js, NestJS, PostgreSQL, MongoDB, AWS, Vitest

Mern Stack Developer

Ace On Technology

Jun 2022 – Jul 2023 (1 year 2 months)

Delivered SaaS and e-commerce solutions for international clients

  • •Delivered SaaS and e-commerce solutions for 8+ international clients across USA, UK, and Middle East
  • •Managed deployment pipelines (Docker, Nginx, AWS) achieving sub-2-second load times
  • •Tech: MERN Stack, TypeScript, Docker, Nginx, AWS, Stripe, PayPal Integration
Portfolio work 1
Portfolio work 2
Portfolio work 3
Portfolio work 4
Portfolio work 5
Portfolio work 6
Portfolio work 7
Portfolio work 8
Portfolio work 9
Portfolio work 10
Portfolio work 11
Portfolio work 12
Portfolio work 13
Portfolio work 14
Portfolio work 15
Portfolio work 16
Portfolio work 17
Portfolio work 18

Featured Projects

ImFunnel - Lead Management & Automation Platform

ImFunnel - Lead Management & Automation Platform

Microservices

Built a microservices platform integrating WhatsApp Business API, Facebook Lead Ads, and visual flow automation.…

  • Automated 80% of lead processing
  • 3x faster response times
  • Unified multi-channel dashboard
React, Node.js, MongoDBReactNode.jsMongoDB
View Details
Emailie - AI-Powered Email Automation Platform

Emailie - AI-Powered Email Automation Platform

Serverless

Developed an AI-powered email automation platform with visual flow builder, intelligent content generation, and…

  • 30% open rate improvement
  • Data enrichment improving accuracy by 85%
  • Behavior-based automation with visual workflow designer
Next.js, NestJS, PostgreSQLNext.jsNestJSPostgreSQL
View Details
Employee Management System

Employee Management System

Monolithic

Built enterprise HR platform with automated attendance tracking, performance evaluation, task management, and real-time…

  • 85% automation of HR tasks
  • 50% reduction in payroll errors
  • Real-time performance insights
MERN StackReactNode.jsAWS
View Details
Warm Home - Rental Platform

Warm Home - Rental Platform

Monolithic

Created rental management platform with property listings, real-time chat, digital lease generation, and integrated…

  • 40% reduction in management time
  • 70% faster payment processing
  • Streamlined lease workflows
MERN StackNext.jsPostgreSQLAWS
View Details
Banzai Auction Fulfillment Platform

Banzai Auction Fulfillment Platform

Monolithic

Built a full-stack fulfillment platform: a native Android PDA app integrating Zebra DataWedge scanning and BLE label…

  • Replaced manual BarTender-only label workflow
  • Scan-gated shipment completion
  • ShipStation labels on warehouse floor
React, PHP, AndroidAndroidPHPMySQL
View Details

Side Quests

Infrastructure, migrations, and systems engineering at scale

Project Preview

Microservices Migration

Microservices

Architected and executed a zero-downtime migration from monolith to microservices. Decomposed the application into…

  • Zero-downtime migration completed
  • Deployments reduced from 2–3 hours to ~15 minutes
  • 90% faster incident isolation and resolution
Docker, Kubernetes, AWSDockerKubernetesAWS EKS
View Details
Project Preview

CI/CD Infrastructure

CI/CD

Designed and implemented automated CI/CD pipelines using GitHub Actions, Docker, and Kubernetes. Configured build…

  • 95%+ deployment success rate
  • ~10-minute end-to-end deployments
  • Instant rollback capability
GitHub Actions, Docker, K8sGitHub ActionsDockerKubernetes
View Details
Project Preview

Data Processing Pipeline

Streaming

Built a streaming data pipeline using Apache Kafka for event ingestion, Python processors for transformation, and…

  • 5TB+ daily processing volume
  • Real-time event streams with sub-minute latency
  • 99.9% delivery success rate
Kafka, Python, AWSKafkaPythonInfluxDB
View Details

Technical Stack

Tools and technologies I use to solve problems

React

Frontend Systems

95%

Next.js

Frontend Systems

90%

TypeScript

Frontend Systems

92%

Tailwind CSS

Frontend Systems

88%

Node.js

Backend & Architecture

90%

NestJS

Backend & Architecture

85%

Express

Backend & Architecture

88%

Python

Backend & Architecture

87%

Django

Backend & Architecture

82%

Microservices

Backend & Architecture

85%

REST APIs

Backend & Architecture

92%

GraphQL

Backend & Architecture

80%

AWS

Cloud & DevOps

82%

Docker

Cloud & DevOps

85%

Kubernetes

Cloud & DevOps

75%

Nginx

Cloud & DevOps

80%

GitHub Actions

Cloud & DevOps

78%

Terraform

Cloud & DevOps

70%

PostgreSQL

Databases & Storage

88%

MongoDB

Databases & Storage

85%

SQL

Databases & Storage

90%

Redis

Databases & Storage

85%

Supabase

Databases & Storage

83%

Firebase

Databases & Storage

80%

Jest

Quality & Reliability

88%

Cypress

Quality & Reliability

75%

Monitoring

Quality & Reliability

85%

Observability

Quality & Reliability

80%

How I Work

Engineering philosophy

Ownership

I treat every system like I'll maintain it for years. That means comprehensive documentation, thoughtful abstractions, and patterns that scale with team growth.

Performance by Default

Performance isn't an afterthought. Database queries are optimized, APIs are cached appropriately, and frontend code is lazy-loaded from day one.

Testing Strategy

Unit tests for logic. Integration tests for flows. E2E tests for critical paths. Monitoring for everything else. This prevents regressions and enables confident deployments.

Long-Term Thinking

Code is read more than written. I write code for the next developer, document decisions, and consider technical debt before it becomes a problem.

Business Alignment

Technical decisions are business decisions. I evaluate trade-offs through the lens of business impact, not just technical elegance.

Availability

Open to new opportunities

Full-Stack Developer with 4+ years building scalable MERN applications. Delivered 19+ production systems across healthcare, ERP and SaaS. Expert in React, Node.js, TypeScript, AWS, CI/CD automation, and performance optimization.

maaaz.jawaid@gmail.com+92 317 2774388WhatsAppLinkedInGitHub