Core Web Vitals Specialist – Frontend Performance Engineering
Job Overview
Location
Delhi, NCT, India
Job Type
FULL_TIME
Additional Details
Job ID
20219
Job Views
78
Job Description
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Job Summary
GradeBuzz is seeking a highly skilled Core Web Vitals Specialist to lead frontend performance optimization across our digital platforms. This role focuses on enhancing user experience by improving loading performance, interactivity, and visual stability in line with Googles Core Web Vitals standards. You will collaborate closely with frontend developers, designers, and product teams to deliver fast, responsive, and scalable web applications, particularly within our EdTech ecosystem.
Key Responsibilities
Analyze, monitor, and improve Core Web Vitals metrics (LCP, CLS, INP/FID) across web applications.
Conduct performance audits using tools like Lighthouse, PageSpeed Insights, WebPageTest, and Chrome DevTools.
Optimize frontend assets including images, fonts, JavaScript, and CSS for faster load times.
Implement lazy loading, code splitting, and efficient caching strategies.
Collaborate with frontend engineers to refactor performance bottlenecks in React/Next.js applications.
Establish performance budgets and ensure adherence across projects.
Continuously monitor real-user metrics (RUM) and synthetic testing data.
Work with DevOps teams to optimize CDN usage, server response times, and edge delivery.
Stay updated with evolving web performance standards and Google ranking factors.
Required Skills and Qualifications
Strong understanding of Core Web Vitals and web performance principles.
Proficiency in HTML, CSS, JavaScript, and modern frontend frameworks (React, Next.js).
Experience with performance profiling tools and debugging techniques.
Knowledge of browser rendering processes, critical rendering path, and resource prioritization.
Familiarity with CDN configuration and caching mechanisms.
Understanding of SEO principles related to page speed and performance.
Strong analytical and problem-solving skills.
Experience
3–6 years of experience in frontend development or performance engineering.
Proven track record of improving web performance metrics in production environments.
Experience working on high-traffic websites or scalable web platforms is preferred.
Prior experience in EdTech or SaaS environments is a plus.
Working Hours
Full-time position
Flexible working hours with overlap for team collaboration
Remote or hybrid work model depending on project requirements
Knowledge, Skills, and Abilities
Deep understanding of web performance optimization strategies
Ability to interpret performance data and translate insights into actionable improvements
Strong collaboration and communication skills
Detail-oriented with a focus on delivering measurable outcomes
Ability to work in fast-paced, agile development environments
Continuous learning mindset to keep up with industry trends
Benefits
Competitive salary package
Flexible work environment (remote-friendly)
Health and wellness benefits
Learning and development opportunities
Access to cutting-edge tools and technologies
Performance-based incentives
Collaborative and innovative work culture
Why Join GradeBuzz
At GradeBuzz, we are transforming the EdTech space with high-performance, user-centric digital experiences. You will have the opportunity to work on impactful projects that reach thousands of learners, while collaborating with a passionate and forward-thinking team. We value innovation, speed, and quality—making this the perfect environment for a performance-driven engineer to thrive.
How to Apply
Interested candidates can apply by submitting their updated resume along with a portfolio or case studies demonstrating web performance improvements. Include details of tools used, metrics achieved, and impact delivered.
Send your application to the official GradeBuzz careers portal or recruitment email with the subject line: Application – Core Web Vitals Specialist
GradeBuzz is seeking a highly skilled Core Web Vitals Specialist to lead frontend performance optimization across our digital platforms. This role focuses on enhancing user experience by improving loading performance, interactivity, and visual stability in line with Googles Core Web Vitals standards. You will collaborate closely with frontend developers, designers, and product teams to deliver fast, responsive, and scalable web applications, particularly within our EdTech ecosystem.
Key Responsibilities
Analyze, monitor, and improve Core Web Vitals metrics (LCP, CLS, INP/FID) across web applications.
Conduct performance audits using tools like Lighthouse, PageSpeed Insights, WebPageTest, and Chrome DevTools.
Optimize frontend assets including images, fonts, JavaScript, and CSS for faster load times.
Implement lazy loading, code splitting, and efficient caching strategies.
Collaborate with frontend engineers to refactor performance bottlenecks in React/Next.js applications.
Establish performance budgets and ensure adherence across projects.
Continuously monitor real-user metrics (RUM) and synthetic testing data.
Work with DevOps teams to optimize CDN usage, server response times, and edge delivery.
Stay updated with evolving web performance standards and Google ranking factors.
Required Skills and Qualifications
Strong understanding of Core Web Vitals and web performance principles.
Proficiency in HTML, CSS, JavaScript, and modern frontend frameworks (React, Next.js).
Experience with performance profiling tools and debugging techniques.
Knowledge of browser rendering processes, critical rendering path, and resource prioritization.
Familiarity with CDN configuration and caching mechanisms.
Understanding of SEO principles related to page speed and performance.
Strong analytical and problem-solving skills.
Experience
3–6 years of experience in frontend development or performance engineering.
Proven track record of improving web performance metrics in production environments.
Experience working on high-traffic websites or scalable web platforms is preferred.
Prior experience in EdTech or SaaS environments is a plus.
Working Hours
Full-time position
Flexible working hours with overlap for team collaboration
Remote or hybrid work model depending on project requirements
Knowledge, Skills, and Abilities
Deep understanding of web performance optimization strategies
Ability to interpret performance data and translate insights into actionable improvements
Strong collaboration and communication skills
Detail-oriented with a focus on delivering measurable outcomes
Ability to work in fast-paced, agile development environments
Continuous learning mindset to keep up with industry trends
Benefits
Competitive salary package
Flexible work environment (remote-friendly)
Health and wellness benefits
Learning and development opportunities
Access to cutting-edge tools and technologies
Performance-based incentives
Collaborative and innovative work culture
Why Join GradeBuzz
At GradeBuzz, we are transforming the EdTech space with high-performance, user-centric digital experiences. You will have the opportunity to work on impactful projects that reach thousands of learners, while collaborating with a passionate and forward-thinking team. We value innovation, speed, and quality—making this the perfect environment for a performance-driven engineer to thrive.
How to Apply
Interested candidates can apply by submitting their updated resume along with a portfolio or case studies demonstrating web performance improvements. Include details of tools used, metrics achieved, and impact delivered.
Send your application to the official GradeBuzz careers portal or recruitment email with the subject line: Application – Core Web Vitals Specialist
Company Details
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