Sagar B.
React & Next.js Developer | Sanity CMS | WordPress to Next.js
I rebuild slow WordPress sites in Next.js + Sanity CMS so they load fast and are easy to edit. Last result: LCP 11.6s to 2.2s, Lighthouse score 65 to 97 on a live sales page. Top Rated on Upwork with 100% Job Success, $30K+ earned and 2,700+ hours delivered. WHAT I DELIVER WordPress to Next.js + Sanity migrations. Modern stack, no plugin updates, and you edit content yourself Core Web Vitals fixes. LCP, CLS and INP brought into the green on live sites React & Next.js apps with App Router, TypeScript, Tailwind CSS, REST and GraphQL APIs Figma to production code. Responsive, accessible and pixel-perfect on every device Interactive dashboards and reports with Recharts charts and print-ready layouts HTML email templates and landing pages, with dark mode, tested across email clients AI features in React apps using Claude and OpenAI APIs for chat, search and content RECENT RESULTS Sales page performance sprint: LCP 11.6s to 2.2s, Lighthouse 65 to 97 WordPress to Next.js + Sanity + Vercel migration that turned into a 280+ hour ongoing engagement after a 5-star fixed-price start 16 interactive React marketing reports with charts and print layouts for a US agency 200+ hour HTML newsletter engagement with responsive and dark-theme support Animated marketing website for Radhika Tea Group with smooth-scroll micro-interactions STACK React, Next.js, TypeScript, JavaScript (ES6+), Tailwind CSS, HTML5, CSS3, Sanity CMS, WordPress, Drupal (JSON:API), GraphQL, REST APIs, Vercel, Netlify, Git HOW I WORK I reply within 4 hours and send a short update every day When I refactor, I keep your existing business logic. No surprise rewrites Clean code with a clear commit history Honest timelines. If I see a risk, I tell you early, not after the deadline If you need a WordPress site moved to Next.js, a slow site made fast, or a Figma design built in React, send me a message with your link and i'll tell you what i'd do first.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $17k
Billed in all: $30,708$31k
$1.1k in the last 6 months
Across 18 contracts
Across 31 contracts
Earnings, last 30 days
Skill rankings: Top 3% in Content Management System
Ranked by MRR among everyone on Upwork with the skill.
- #14Content Management System456 freelancers · 🇮🇳 #2Top 3%🇮🇳#2 of 72
- #28Email Template Development488 freelancers · 🇮🇳 #7Top 6%🇮🇳#7 of 70
- #38Vercel586 freelancers · 🇮🇳 #8Top 6%🇮🇳#8 of 114
- #93Website Optimization2,664 freelancers · 🇮🇳 #20Top 3%🇮🇳#20 of 573
- #117Website Migration2,321 freelancers · 🇮🇳 #34Top 5%🇮🇳#34 of 498
- #151Page Speed Optimization3,190 freelancers · 🇮🇳 #32Top 5%🇮🇳#32 of 777
- #188GraphQL3,403 freelancers · 🇮🇳 #47Top 6%🇮🇳#47 of 813
- #287Tailwind CSS6,978 freelancers · 🇮🇳 #50Top 4%🇮🇳#50 of 1,209