Engineering

Case studies

• A live public-opinion leaderboard for a national election

  A public-opinion rating platform for the 2026 national election: candidates answered ten fixed questions, the public rated each one, and a leaderboard updated live for media coverage of the race.

• Live queue tracking over WebSockets

  Real-time canteen queue system keeping updates live across displays and personal devices.

• Making a healthcare site feel fast for patients

  Front-end performance work on the group's main patient-facing site, against Core Web Vitals.

• Owning the AWS estate behind production healthcare software

  Set up and still run the AWS estate and release pipeline behind production systems.

Stack

Front-end

• React 18 / 19
• Next.js (App Router, SSR / SSG / ISR)
• TypeScript
• JavaScript ES6+
• HTML5
• CSS3

Styling & UI systems

• Tailwind CSS
• Sass / SCSS
• CSS Modules
• Design systems
• Responsive & cross-browser

State & data

• Redux Toolkit
• Zustand
• React Context
• React Hook Form
• REST
• GraphQL
• WebSockets

Infrastructure & delivery

• AWS S3
• EC2
• CloudFront
• Lightsail
• Route 53
• ACM
• Docker
• CI/CD pipelines
• Release management
• GitHub Actions

Quality

• Core Web Vitals
• Code-splitting & lazy loading
• WCAG accessibility
• SEO
• Jest
• React Testing Library
• Playwright
• Vitest

Back-end (working knowledge)

• Node.js
• Express
• MongoDB
• PostgreSQL

Security

• OAuth
• JWT
• Secure session management
• HIPAA-aware data handling
• ISO 27001 aligned controls

AI-assisted development

• Claude Code
• Cursor
• ChatGPT

Code

50+ repositories, several running in production. github.com/MdMirzaShihab ↗

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