67 Best React JS Sencha Ext TypeScript JSON CSS MySQL SQL Freelance Developers For Hire In April 2025

Hire Devs From

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selected:

React JS [ x ] Sencha Ext JS [ x ] TypeScript [ x ] JSON [ x ] CSS [ x ] MySQL [ x ] SQL [ x ] freelance [ x ]

framework:

+ Next JS (66) + Express JS (57) + jQuery (42) + Vue JS (31) + Angular JS (27) + React Native (14) + Java Spring (13) + D3 JS (11)

language:

+ JavaScript (57) + Vanilla JS (53) + Python (38) + PHP (25) + Java (21) + C# (12) + .NET (8) + C (7) + Go Golang (7) + C++ (6) + JS es6 (6) + Ruby (5)

utility:

+ Redux JS (23) + Jest JS (22) + GraphQL JS (20) + Three JS (15) + Jenkins (12)

ui:

+ Tailwind CSS (27) + bootstrap (21) + EJS (21) + SCSS (14) + SASS (13) + Material UI (11) + Lit JS (10)

career:

+ Junior (36) + Senior (31) + Mid Level (25) + Manager (11) + CTO (7)

stack:

+ Front End (60) + Full Stack (60) + Back End (48)

db:

+ MongoDB (55) + Postgres (PostgreSQL) (38) + Firebase (12) + Redis (11) + SQLite (7) + Microsoft SQL (6) + NoSQL (5)

server:

+ AWS (36) + docker (34) + Google Cloud (16) + Linux (14) + Amazon SES (13)

program:

+ Git (57) + Jira (19) + GitHub (17) + Prisma (11) + Figma (10) + Elastic (9) + Postman (5)

concept:

+ HTML (55) + Rest API (30) + api (27) + software (22) + cloud (21)

speaking:

+ Spanish (10) + Hindi (5)

worker type:

+ contractor (57) + full time (56)

country:

+ United States (26) + Canada (7)

country region:

+ North America (34) + Eastern Europe (9) + Europe (9) + Asia (6) + Western Europe (5)

Filters:

selected:

React JS [ x ] Sencha Ext JS [ x ] TypeScript [ x ] JSON [ x ] CSS [ x ] MySQL [ x ] SQL [ x ] freelance [ x ]

framework:

+ Next JS (66) + Express JS (57) + jQuery (42) + Vue JS (31) + Angular JS (27) + React Native (14) + Java Spring (13) + D3 JS (11)

language:

+ JavaScript (57) + Vanilla JS (53) + Python (38) + PHP (25) + Java (21) + C# (12) + .NET (8) + C (7) + Go Golang (7) + C++ (6) + JS es6 (6) + Ruby (5)

utility:

+ Redux JS (23) + Jest JS (22) + GraphQL JS (20) + Three JS (15) + Jenkins (12)

ui:

+ Tailwind CSS (27) + bootstrap (21) + EJS (21) + SCSS (14) + SASS (13) + Material UI (11) + Lit JS (10)

career:

+ Junior (36) + Senior (31) + Mid Level (25) + Manager (11) + CTO (7)

stack:

+ Front End (60) + Full Stack (60) + Back End (48)

db:

+ MongoDB (55) + Postgres (PostgreSQL) (38) + Firebase (12) + Redis (11) + SQLite (7) + Microsoft SQL (6) + NoSQL (5)

server:

+ AWS (36) + docker (34) + Google Cloud (16) + Linux (14) + Amazon SES (13)

program:

+ Git (57) + Jira (19) + GitHub (17) + Prisma (11) + Figma (10) + Elastic (9) + Postman (5)

concept:

+ HTML (55) + Rest API (30) + api (27) + software (22) + cloud (21)

speaking:

+ Spanish (10) + Hindi (5)

worker type:

+ contractor (57) + full time (56)

country:

+ United States (26) + Canada (7)

country region:

+ North America (34) + Eastern Europe (9) + Europe (9) + Asia (6) + Western Europe (5)

Timezone:

(includes +1/-1 hour)

Featured React JS Sencha Ext TypeScript JSON CSS MySQL SQL Freelance Developers

1 to 20 of 67 devs ( view all 1625 devs )

Software Engineering, Architecture & Management

Dallas, Texas, US or remote

Starting his technical career in 2011, Ryan has been exposed to virtually all aspects of software engineering. Working exclusively at companies with...

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript angular

FullStack Software Engineer

New York, New York, US or remote

Projects Vaccinfo - For CUNY Hackathon Winter 2021, collaborated with a team and built a community-based website collecting and providing...

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript angular

Experienced full-stack engineer and UI/UX designer

Las Vegas, Nevada, US or remote

I've been developing products for virtually every type of device, platform and medium since I started coding as a teen. Since then, my apps and...

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript jquery

Senior Fullstack Web Application Engineer

Saint Paul, Minnesota, US or remote

Having worked with a variety of teams, from Best Buy to UHG to Dapper Labs, I have learned what makes for failure, friction, or success, both for the...

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Ex-Amazon Senior Software Engineer

Vancouver, Canada or remote

🏢 McGrawHill, Vancouver BC Senior Software Engineer Consultant (Remote) - July 2023 – November 2023 🚀 Onboarding backend team for new...

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Principal Engineer

London, United Kingdom or remote

Full-stack principal engineer with a passion for building products that meet people. Proven experience in building products from the ground up,...

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Lead Frontend Engineer

Bengaluru, Karnataka, India or remote

I'm a working professional, having seasoned experience in front-end development with a high level of responsibility. I believe in developing modern,...

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Fullstack Engineer

Seattle, Washington, US or remote

Experienced full-stack engineer with over 13 years of experience using technology like JavaScript, TypeScript, Node.js, React, and AWS. - Skilled in...

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript vanilla js

Full Stack Engineer

GIlbert, Arizona, US or remote

Full Stack Engineer with expertise in incorporating cutting-edge technologies into projects and taking software or features from conception to...

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript jquery

Full Stack Web Developer, Consultant, Mentor, Technical Writer, Speaker, Book Author

Exeter, Devon, United Kingdom or remote

Work Experience Celestial — Lead Developer Nov 2022 - PRESENT - Led the development of the operations dashboard for the client who...

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript vue

Senior Web Developer

Orlando, Florida, US or remote

Worked on several SaaS products in PHP, JavaScript, and TypeScript. Created custom SaaS Dashboard using the Yii PHP framework with a MySQL database....

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript angular

Full-Stack & Blockchain developer

Toronto, Ontario, Canada or remote

Full-Stack & Blockchain Developer Frontier Communications 2020 - Present Dallas, Texas Company Description Developed Frontend Application using...

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Full-Stack Developer

Montevideo, Montevideo, Uruguay or remote

Uruguay-based Full-stack Web Developer and old-school JavaScript coder with 10+ years of experience. Able to work in multiple programming languages...

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript vue

Senior Full-Stack & Blockchain developer

Singapore, 50 Nanyang Ave, Singapore or remote

Hello every one! I am a senior Full Stack && Blockchain Developer. I enjoy working with clients to help discover what they need and create the best...

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript angular

Freelance Frontend Dev

Vienna, Vienna, Austria or remote

Jack of all trades, master of some 🧠 +15 years experience at DESTROYING problems I aim to cut the bullshit and solve issues effectively...

React JS Sencha Ext JS TypeScript JSON CSS MySQL SQL freelance react node typescript vue

Web Developer

Nipomo, California, US or remote

Projects: - New5hark: A fullstack app backed by MongoDB and a frontend powered by React. In this app a user can create an account, and create a day...