Erfan Ansari

Problem-solving Frontend Engineer with a passion for crafting elegant solutions.

Remote · Global

LinkedIn
EA

About

Frontend-focused Full Stack Engineer with 4+ years building web applications using React and TypeScript. Specializing in performance, testing, CI/CD, large-scale migrations, and remote team leadership.

Work Experience

Pragmidea LTD

2022 - Present

Frontend Developer

  • Spearheaded migration of 5 projects from Next.js Pages Router to App Router, enabling advanced SSR patterns and improved caching architecture.
  • Achieved 90+ Lighthouse scores across multiple applications via lazy loading, code splitting, and strategic caching — boosting performance and SEO metrics by 30-50%.
  • Built comprehensive test automation suite with Jest, Cypress, and Playwright, achieving 85%+ coverage while cutting manual QA workload by 75%.
  • Created an automated TypeScript SDK generator with a custom AST parser, React Query integration, and Zod schemas for runtime type validation.
  • Established multi-stage Docker builds and CI/CD workflows across 15+ projects, standardizing deployment processes and quality gates.
  • Consolidated six separate repositories into a unified monorepo with type-safe configuration management and a theme system for a multi-brand CRM platform.
  • Remote
  • Full-time
  • Fintech
  • London · UK

Squad

2021 - 2022

Frontend Developer

  • Developed Web3 integration features — MetaMask wallet connectivity and blockchain tokenization for dApp components.
  • Automated type-safe API integration by generating TypeScript definitions from OpenAPI docs, eliminating frontend breaking-change defects.
  • Integrated PayPal payment gateway, expanding payment options.
  • Cut Largest Contentful Paint 45% via lazy-loading strategies.
  • Remote
  • Full-time
  • Web3
  • Fintech
  • London · UK

Education

University of Shahrekord

2020 - 2024
Bachelor's degree in Computer Software Engineering

Honors and Awards

WorldSkills Competition

Awarded Medallion of Excellence in the Web Technologies field

Skills

TypeScript
JavaScript
React
Next.js
Node.js
React Query
Zod
HTML
CSS
Tailwind CSS
GraphQL
REST API
OpenAPI
Jest
Cypress
Playwright
Storybook
Git
Docker
CI/CD
Sentry
Directus
WordPress
Web3
MetaMask
Monorepo
Performance Optimization
Agile Methodologies

Side Projects

Kharji

Multi-currency personal finance PWA with offline support and real-time conversion.

TypeScript
React
Next.js

Signal Spectrum

Fundamentals of signal processing with interactive visualizations

TypeScript
React
Next.js