
Parmeet Singh
Verified Expert in Engineering
React Developer
Ludhiana, Punjab, India
Toptal member since March 18, 2022
Parmeet is a senior front-end engineer with 7+ years of experience building scalable, high-performance web applications. He has architected a 70+ web components design system and fixed major performance bottlenecks, leading to a 37% faster TTI and 30% lower memory usage. He specialises in React, Next.js, TypeScript, and modern UI architecture. Parmeet has experience working with monorepo and micro-front-end codebases.
Portfolio
Experience
- CSS - 7 years
- Next.js - 7 years
- Redux - 7 years
- React - 7 years
- HTML5 - 7 years
- TypeScript - 5 years
- GraphQL - 5 years
- Vue - 4 years
Preferred Environment
React, Next.js, TypeScript, Web Components, Stencil.js, JavaScript, Amazon Web Services (AWS), Vue, Redux, Webpack, Claude Code, Prompt Engineering
The most amazing...
...moment was architecting a complex React/Next.js redesign that cut load times by 40% and doubled user engagement for a global SaaS platform.
Work Experience
Senior Front-end Developer
Meltwater Group
- Led front-end development for a publishing web app using Vue, SCSS, Apollo GraphQL, Web Workers, WebSockets, and i18n.
- Built over 70 technology-agnostic components for an internal design library using Stencil.js (web components).
- Led cross-team frontend initiatives consistently to improve CI/CD flow and enhance code quality.
- Worked on a serverless AWS back end consisting of Lambda, S3, CloudWatch, SNS, SQS, MongoDB Atlas, and Terraform.
- Conducted performance audits, improving time to interactive (TTI) by 37% and reducing memory usage by 30% using IndexedDB and service workers.
- Migrated CI/CD pipelines from Drone to GitHub Actions and set up preview branches.
- Led a pod with 5-6 senior software engineers and a QA team.
- Operated in a fully remote, EST time zone, using Scrum and Kanban workflows.
- Participated in rotational on-call duties on a weekly basis, every month.
Senior Front-end Focused Full-stack Developer
Speakeasy Events, Inc.
- Developed the front-end for an MVP website (Redwood.js, React) of a US-based edtech firm that encourages children aged between 10 and 13 years to write and read for fun.
- Developed GraphQL-based APIs using RedwoodJS, Node.js, and AWS Lambda.
- Tracked and followed features, changes, and bugs using Pivotal Tracker as a reporting tool.
- Delivered the project a couple of weeks before the client's deadline.
- Worked in an Agile-driven environment.
- Implemented interactive components such as a rich text format (RTF) text editor and drag-and-drop file upload.
Senior Front-end Developer
Ziyang Gong
- Developed a pixel-perfect front-end of a Web3 NFT Marketplace web app from scratch using Next.js (React), JavaScript, Chakra UI, and Storybook. It enabled the users to list and buy NFTs, respectively. Also, it had exclusive merchandise listed on it.
- Revamped the look and feel of an existing website built using Next.js (React), TypeScript, and styled components. Also, UIs were developed for five to six new dynamic pages, and APIs, Spotify Player SDK, and Crypto wallets were integrated into them.
- Collaborated and actively integrated with the team spread across different time zones to ensure the product quality was on par with the client's expectations.
Freelance Developer
Freelance Clients
- Helped an Indian manufacturing firm land over ten new international clients and increased their sales by 25% in the first quarter of the launch by establishing their online identity and developing their product catalog website.
- Boosted performance by reducing initial load time down to 0.3 seconds.
- Achieved 100% compliance with industry best practices.
- Optimized designs to increase the retention rate among the target audience.
- Built a scalable React front end for a 100,000+ user loyalty program with SWR-based optimistic updates.
Software Engineer
Classic Informatics
- Led front-end development of a payment gateway web application using React, Redux, Redux-saga, Material UI, and Stripe to simplify online payments for Italian citizens.
- Acted as a front-end developer. Developed a property management dashboard application using React, Redux, Redux-Saga, React-Bootstrap, and Stripe to simplify handling properties for landlords.
- Helped interview more than 50 candidates for React and React Native developer positions, evaluated them technically and for culture fit, and provided feedback.
- Trained over 25 design team members on JavaScript and React.
- Collaborated and actively interacted with clients from Europe.
- Collaborated closely with the UI/UX team to create pixel-perfect visuals.
- Worked in an Agile-driven environment.
Full-stack Developer
Credit Culture
- Guided a team of four employees in developing a portal for an easy loan application.
- Developed an AWS-powered back end using Lambda functions, DynamoDB, and an API Gateway.
- Integrated back-end APIs into React-based front end using JavaScript, React, Redux, Redux Thunk, and Sass.
React Developer
Freelance
- Built a marketplace website for farmers and associated businesses using React, Redux, Redux Thunk, SasS, npm, Git, HTML, and SASS.
- Led front-end development of the website's MVP version, resulting in a fast and stable website.
- Improved customer satisfaction by 12% by suggesting UX changes in the onboarding flow.
- Delivered a project a week before the scheduled deadline.
Experience
Engage Publisher
https://meltwater.com/On the serverless AWS back end, I managed components including Lambda, S3, CloudWatch, SNS, SQS, MongoDB Atlas, and Terraform. I conducted performance audits that improved the time to interactive (TTI) by 37% and reduced memory usage by 30% using IndexedDB and Service Workers. Additionally, I transitioned CI/CD pipelines from Drone to GitHub Actions and implemented preview branches for improved deployment processes.
In my capacity, I led a team of 5-6 senior software engineers, performed code reviews, and maintained ownership of the repository code. I also engaged in rotational on-call duties. This was a fully remote position, operating in the EST time zone, utilizing Scrum and Kanban workflows.
Condexo Pay
https://pay.condexo.it/Shakespeers
https://inkwell.younginklings.org/Condexo Property Management
https://manager.condexo.co.uk/Blank Canvas
Blank Auction House
Harmindra International
https://www.parmeetasija.com/projects/harmindra-internationalCredit Culture
https://creditculture.sg/Agrohub
Cryptlist
Leading Airline’s Loyalty Program
Education
Bachelor's Degree in Computer Applications
Panjab University - Chandigarh, India
Certifications
Modern Application Development
NPTEL
Learn to code with JavaScript
Open Classrooms
Build web apps with ReactJS
Open Classrooms
Google India Challenge Scholarship
Udacity
Skills
Libraries/APIs
React, Node.js, Redux-Saga, Redux Form, Stripe, Stripe API, React Redux, React Router, REST APIs, Context API, Vue, React Hook Form, MobX, Google Maps, Vue 3, Vuex, daisyUI, Web3.js, API Development, Google Maps API, React Query, Web Worker, Playwright, React Testing Library, Zod, Zod Schema, Auth, Spotify API, GSAP, Chart.js
Tools
Git, Redux Thunk, NPM, Figma, GitHub, JSX, Shadcn, Claude Code, TanStack Router, Vitest, React Apollo, Photoshop CC, Postman, Gulp, MongoDB Atlas, Amazon CloudWatch, Amazon CloudFront, Firebase Authentication, Claude, Jira, Auth0, Shadcn UI, Astro, Webpack, Adobe Experience Design (XD), Canvas, Mailchimp, Pivotal Tracker, Stencil.js, FullCalendar, Prisma, Amazon Simple Queue Service (SQS), Amazon Simple Notification Service (SNS), Terraform, Cloud Development Kit for Terraform (CDKTF)
Languages
JavaScript, HTML5, CSS, TypeScript, Sass, HTML, CSS3, ECMAScript (ES6), SCSS, GraphQL, TypeScript 3, Ruby
Frameworks
Next.js, Redux, Bootstrap, Material UI, Tailwind CSS, MUI CSS, JSON Web Tokens (JWT), React-Bootstrap, Jest, Recoil, Express.js, RedwoodJS, Swagger, Cypress, tRPC, Svelte, Serverless Framework, React Native, Ruby on Rails 7, Ruby on Rails (RoR), NestJS
Paradigms
Agile, Responsive Layout, Responsive Web Design (RWD), REST, Unit Testing, Code Refactoring, Refactoring, Test-driven Development (TDD), B2B, UI Design, UX Design, E2E Testing, Testing, Role-based Access Control (RBAC)
Platforms
MacOS, Contentful, Docker, Netlify, Visual Studio Code (VS Code), Firebase, AWS Lambda, Vercel, Amazon Web Services (AWS), Google Cloud Platform (GCP), GreenSock Animation Platform (GSAP)
Storage
IndexedDB, Database Management Systems (DBMS), JSON, Amazon S3 (AWS S3), Google Cloud, MongoDB, PostgreSQL
Industry Expertise
Web Design, Banking & Finance
Other
Gatsby, Software Development Lifecycle (SDLC), Web Development, English, Operating Systems, Zustand, Stripe Payments, Front-end, Cloudinary, Data Visualization, Styled-components, Front-end Development, Web Components, APIs, Atomic Design, UI Components, User Interface (UI), Responsive UI, UI Development, Firebase Hosting, Content Management Systems (CMS), Animation, CSS3 Animation, Front-end Architecture, Single-page Applications (SPAs), API Integration, SWR, Component Libraries, Design Systems, Figma to React, UI Testing, Analytics, Reusable Libraries, Application State Management, Pixel Perfect, Mobile First, Mobile-first Design, Responsiveness, Dashboards, Accessibility, Monorepos, Single Sign-on (SSO), Server-side Rendering (SSR), Tailwind UI, GitHub Actions, WebSockets, Legacy Code, Integration Testing, SaaS, Open Source, Data Structures, Chakra UI, Full-stack Development, Google SEO, SEO Tools, Apollo, Startups, Storybook, eCommerce, GoDaddy, Deployment, Full-stack, Serverless, User Experience (UX), Fintech, Strapi, Networking, Web3, i18n, Vite, Data Transformation, Middleware, RESTFul APIs, Lottie, UX Pattern Design, Software Architecture, CI/CD Pipelines, Back-end Development, Turborepo, Supabase, Large Language Models (LLMs), AI Agents, Cursor AI, SvelteKit, PDF, Technical Leadership, Architecture, Page Speed Optimization, AI Tools, Railway, Server Sent Events (SSE), Real-time Data, Row-level Security (RLS), Storage, Headless CMS, Framer, SVG, Visualization Design, ESLint, PWA, Progressive Web Applications (PWAs), Gaming, WCAG 2, Web Content Accessibility Guidelines (WCAG), Agentic AI, Artificial Intelligence (AI), Prisma Orm, Leadership, Prompt Engineering, AI Integration
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