Kuldeep K.
Full Stack JavaScript Developer | React | Node.js | PHP | REST APIs
Hi, I’m Kuldeep, a Full Stack JavaScript Developer with 7+ years of experience building modern web apps, APIs, and SaaS dashboards using React, Node.js, and PHP (Laravel). I specialise in developing scalable front-end architectures and backend APIs that are lightweight, secure, and easy to maintain. My focus is always on performance, clarity in code, and reliable delivery. Core Expertise: Frontend: React.js, Next.js, Redux, TailwindCSS, Bootstrap Backend: Node.js, Express, PHP (Laravel), REST APIs Database: MySQL, MongoDB, PostgreSQL DevOps & Tools: AWS, Docker, GitHub Actions, CI/CD Pipelines Integrations: Stripe, Twilio, Google Maps, Mailgun, and third-party CRMs Recent Highlights: Developed dynamic React dashboards and Node.js APIs for multiple SaaS products. Migrated PHP-based systems to a modern React/Node architecture. Built custom admin panels with role-based access and API data visualisation. With 100% Job Success, Top Rated Plus badge, and long-term client collaborations, I take pride in delivering clean, production-ready solutions — not just code that works. Let’s connect to discuss how I can help you modernise or extend your platform.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $593
Billed in all: $91,439$91k
$593 in the last 6 months
Across 17 contracts
Earnings, last 30 days
Skill rankings: Top 16% in Solidity
Ranked by MRR among everyone on Upwork with the skill.
- #12Hyperledger Fabric48 freelancers · 🇮🇳 #8Top 25%🇮🇳#8 of 32
- #22Web Form56 freelancers · 🇮🇳 #8Top 39%🇮🇳#8 of 14
- #64Angular 10389 freelancers · 🇮🇳 #31Top 16%🇮🇳#31 of 199
- #89Angular Material452 freelancers · 🇮🇳 #25Top 20%🇮🇳#25 of 170
- #124Blockchain Development593 freelancers · 🇮🇳 #46Top 21%🇮🇳#46 of 206
- #139Solidity849 freelancers · 🇮🇳 #36Top 16%🇮🇳#36 of 213
- #337Blockchain1,753 freelancers · 🇮🇳 #65Top 19%🇮🇳#65 of 389
- #572ASP.NET Core2,272 freelancers · 🇮🇳 #202Top 25%🇮🇳#202 of 807