Saif Ullah

Frontend Engineer

GitHub | LinkedIn

About

Highly accomplished Frontend Engineer with 3+ years of experience specializing in building secure, scalable, and performant web applications using React.js, Next.js, and modern frontend tooling. Expertly translates complex business requirements into intuitive user interfaces, delivering reliable, testable, and maintainable code across the full software development lifecycle, from planning to CI/CD deployment. Proven ability to drive significant performance improvements and system enhancements, consistently delivering high-impact solutions in collaborative, cross-functional environments.

Work Experience

Software Engineer - 2

Tailnode Technologies

Oct 2023 - Present

New Delhi, Delhi, IN

Led the development of high-performance web applications and analytics platforms, driving significant improvements in system security, data visualization, and user experience for a rapidly growing user base.

  • Architected and delivered real-time analytics dashboards using React, Next.js, GraphQL, and WebSockets, serving 1,000+ concurrent users with sub-200ms update latency and visualizing KPIs daily.
  • Designed and implemented a robust role-based access control (RBAC) solution with dynamic permissions, enhancing system security and compliance for enterprise clients.
  • Developed and maintained a reusable component library with Storybook, reducing code duplication by 60% and ensuring design consistency across multiple projects.
  • Engineered a high-performance content creation tool and a responsive Learning Management System (LMS), reducing manual PDF generation time by 80% and boosting course completion rates by 40%.
  • Implemented critical performance optimizations, including code-splitting and image lazy loading, which reduced Cumulative Layout Shift (CLS) by 35% and improved Largest Contentful Paint (LCP) by 30%.

Associate Software Engineer

AKQA

Jun 2022 - Oct 2023

New Delhi, Delhi, IN

Led frontend development for a health-tech platform, focusing on UI/UX design, feature delivery, and performance optimization to enhance user experience and SEO.

  • Led frontend development for Incite Health's website using React.js and Next.js, achieving high Lighthouse scores and a 15% SEO boost.
  • Designed pixel-perfect, mobile-first UI components with Tailwind CSS and Styled Components, ensuring consistency across multiple screen sizes and resolutions.
  • Collaborated with product designers and stakeholders to ship 10+ major features, including user dashboards, appointment scheduling, and patient reports.
  • Implemented performance optimizations like code-splitting, lazy loading, and memoization, resulting in a 50% reduction in bundle size.

Associate Software Engineer

Coditas Solution

Jan 2022 - Jun 2022

New Delhi, Delhi, IN

Developed an interview management system, significantly automating recruitment processes and improving operational efficiency.

  • Developed an interview manager with React.js and Redux, automating recruitment workflows and improving overall efficiency by 25%.

Education

Computer Science and Engineering

Galgotias University

Aug 2018 - May 2022

New Delhi, Delhi, IN

Projects

Content Creation Tool

Jan 2023 - Jun 2023

An internal tool engineered for efficient CSV data uploads and PDF generation.

LMS Platform

Jan 2023 - Jun 2023

A comprehensive learning platform featuring video content, quizzes, and progress tracking capabilities.

Awards

LeetCode 3-Star Rating

LeetCode

Jan 2023

Solved over 500 coding problems on LeetCode, achieving a 3-star rating, demonstrating strong algorithmic and data structure proficiency.

HackerRank JavaScript Challenge Top 500 Rank

HackerRank

Jan 2023

Achieved a Top 500 rank in the HackerRank JavaScript Challenge, showcasing advanced JavaScript skills and competitive programming ability.

Skills

Programming Languages

  • JavaScript
  • Python
  • C++
  • HTML
  • CSS

Frontend Frameworks & Libraries

  • React.js
  • Next.js
  • React Native
  • Redux
  • Material-UI
  • Tailwind CSS
  • Bootstrap
  • Styled Components
  • GSAP
  • Tanstack
  • Zustand

Data Visualization

  • Chart.js
  • Nivo Charts
  • Mermaid.js

PDF Generation

  • react-pdf
  • fpdf2

Build Tools & Package Managers

  • Node.js
  • NPM
  • Yarn
  • Vite
  • Webpack

Version Control & CI/CD

  • Git
  • Jenkins
  • Vercel
  • CI/CD
  • DevOps

Backend & Cloud Services

  • Firebase
  • ContentStack CMS
  • Google Sheets API

Testing

  • Unit Testing

Soft Skills

  • Communication
  • Problem Solving
  • Team Management
  • Decision Making