Aman Kalra

Frontend Engineer

Delhi, India5 yrs 11 mos experience

Key Highlights

Expert in building scalable web applications.
Proficient in modern JavaScript frameworks.
Strong focus on frontend performance optimization.

Stackforce AI infers this person is a Frontend Developer with expertise in Fintech and SaaS industries.

Contact

Skills

Core Skills

React.jsNext.jsFrontend PerformanceFrontend Development

Other Skills

AlgorithmsC++CSPCascading Style Sheets (CSS)Core Web VitalsData StructuresDatadogEnzymeGoogle AdsGoogle AnalyticsHTMLJSONJavaScriptJavaScript LibrariesJest

About

Frontend Developer with hands-on experience designing and implementing scalable, performant web applications using modern JavaScript frameworks. Proficient in React.js, Next.js, and state management libraries like Zustand, with strong expertise in JavaScript (ES6+), TypeScript, and modular build tools like Webpack and Rollup. Experienced in building pixel-perfect, accessible UIs using Tailwind CSS, CSS-in-JS, and component-driven design patterns. Skilled in optimizing frontend performance (lazy loading, code splitting, caching), implementing SSR/ISR with Next.js, and following best practices in testing (Jest, React Testing Library). Solid foundation in data structures and algorithms, enabling efficient problem-solving and code optimization. Passionate about writing clean, maintainable code, adhering to SOLID principles, and contributing to scalable frontend architectures in agile, cross-functional teams.

Experience

5 yrs 11 mos

Total Experience

1 yr 5 mos

Average Tenure

Current Experience

Cars24

Front End Lead

Mar 2024 – Jun 2025 · 1 yr 3 mos · On-site

◦ Owned ad integrations across three key platforms at Cars24, delivering more than 1 million impressions per month.
◦ Built and launched three automotive platforms — New Cars, New Bikes, and Auto News — from scratch using Next.js, focusing on performance, SEO, and responsive design.
◦ Optimized Core Web Vitals, achieving significant improvements such as reducing Largest Contentful Paint (LCP) from 5 seconds to 2 seconds and maintaining Interaction to Next Paint (INP) below 200ms
◦ Collaborated with the Product SEO and tech team to deliver a highly user engaging product, leading to a 20% increase in user satisfaction metric
Integrated Auditzy and RUMvision for real-time frontend performance tracking.
Integrated Fluid Cursor using WebGL and custom React hooks for the new cars platform as part of a Holi-themed user experience initiative.
◦ Explored Partytown as an alternative solution to offload third-party scripts to web workers, reducing main thread blocking and improving page performance.
◦ Integrated Google Analytics with custom event tracking, resulting in a 15% improvement in user flow and enabling more informed, data-driven product decisions.
◦ Implemented feature flagging to enable seamless activation or deactivation of features without requiring additional deployments.
◦ Led code reviews, managed sprints, actively participated in hiring drives and mentored new joiners on system architecture and team workflows.

Next.jsReact.jsCore Web VitalsGoogle AnalyticsZustandWebpack+1

Paytm

Software Development Engineer 2

Apr 2023 – Mar 2024 · 11 mos · Noida, Uttar Pradesh, India · On-site

◦ Pro Membership: Created the UI for Paytm’s flagship loyalty program which promises extra cashback points and exclusive deals to the user. Currently live for 70million users across the paytm app.
◦ Implemented CSP directives on paytm website to enhance security against XSS and data injection attacks.

CSPUI DevelopmentJavaScriptFrontend Development

Innovaccer

Software Development Engineer 2

Jan 2021 – Apr 2023 · 2 yrs 3 mos · Noida, Uttar Pradesh, India

◦ Added calling functionality in the platform, as a plug and play JS library, using Twilio Flex and Cisco Finesse as the CTI providers.
◦ Increased the code coverage from 20% to 70% using jest and enzyme.

Twilio FlexJestEnzymeFrontend Development