> HA_

Loading...

View project details
Visit Website
View project details
Visit WebsiteGithub
View project details
Visit Website
View project details
View project details
Visit Website
View project details
Visit WebsiteGithub
View project details
Visit Website
View project details
Visit Website

CAREER PATH

Experience

Progressive growth from junior to technical leadership

Lead engineer responsible for architecture, product delivery, and frontend platform evolution of a construction-tech SaaS platform serving property developers and commercial construction teams.

Key Responsibilities

  • Led architecture design across project planning, procurement, billing, and reporting modules
  • Designed scalable Next.js App Router frontend architecture
  • Built dynamic dashboards with real-time budget and performance metrics
  • Implemented role-based permission system across multiple org hierarchies
  • Integrated Stripe billing and subscription lifecycle management
  • Led UI system standardization using Tailwind and component-driven design
  • Mentored engineers and enforced SOLID and domain-driven design principles

Impact

  • Delivered scalable platform supporting thousands of active users
  • Reduced UI complexity by consolidating design system components
  • Built AI-assisted workflow features improving task completion speed
  • Improved performance across key dashboards and reporting views
  • Established modular architecture enabling rapid feature rollout

Tech Stack

Next.jsReact.jsNode.jsAWS S3SanityTypescriptStripe SDKTailwindCSSConvex

Re-architected a UAE classifieds marketplace platform from monolithic structure to a scalable service-oriented architecture.

Key Responsibilities

  • Migrated frontend to Next.js with optimized routing and SSR
  • Refactored backend services to improve modularity and maintainability
  • Improved search and listing performance
  • Implemented caching and performance optimization strategies
  • Enhanced mobile-first UX for high-traffic browsing scenarios

Impact

  • Reduced Largest Contentful Paint from 4.2s to under 2s
  • Improved listing performance under high load
  • Established scalable architecture for future growth
  • Delivered improved SEO visibility through structured SSR

Tech Stack

React.jsNext.jsNode.jsGolang (Go)PostgreSQLRedisTypescriptNest.js

Worked across multiple international SaaS products, delivering user-focused web applications for startups and enterprise clients.

Key Responsibilities

  • Built React-based frontend applications
  • Developed REST APIs and backend services in Node.js
  • Collaborated with product and design teams
  • Implemented CI/CD workflows
  • Maintained production systems with active user bases

Impact

  • Delivered scalable applications serving 100,000+ users
  • Improved frontend maintainability via reusable component libraries
  • Reduced technical debt across legacy codebases
  • Improved deployment reliability through CI automation

Tech Stack

TypescriptReact.jsNode.jsJavascriptMySQLPrisma ORMTypeORMMongo DBPostgreSQLGoogle Cloud ComputeAWS S3AWS EC2Domain Driven Development (DDD)Jest

Build responsive, creative, robust React UI with developing & integrating powerful NodeJS RESTful APIs, along with designing NoSQL mongo database

Designed and developer web apps for multiple clients & worked on many different projects

Tech Stack

MySQLMongo DBGoogle Cloud ComputeJestJavascriptNode.jsReact.js

TECHNICAL EXPERTISE

Skills

Technologies and tools I use to build exceptional products

React.jsAWS EC2AWS S3Ant DesignApache KafkaCI/CDConvexCypressDatadogDockerDomain Driven Development (DDD)ElasticSearchExpressFile EncryptionGitHub ActionsGolang (Go)Google Cloud ComputeGraphQLHasuraHerokuJavascriptJenkinsJestMaterial UIMicroservicesMongo DBMySQLNest.jsNext.jsNode.jsOnion ArchitecturePlaywrightPostgreSQLPrisma ORMRabbitMQReact NativeReact QueryReact Testing LibraryRedisRedux ToolkitSanitySentrySequalizeORMShadncnSocketIOStorybookStripe SDKSupabaseTailwindCSSTest-driven development (TDD)TypeORMTypescriptVercel

GET IN TOUCH

Let's Build Something Great

I'm currently available for select projects and consulting opportunities

> HA_

Hasnat Amir

Lead Full-Stack Engineer