211 Best React JS Sencha Ext JSON SQL Freelance Developers For Hire In April 2025

Hire Devs From

Yahoo Discover Hewlett Packard Enterprise Apple Ibm Meta Ebay Ericsson

selected:

React JS [ x ] Sencha Ext JS [ x ] JSON [ x ] SQL [ x ] freelance [ x ]

framework:

+ Next JS (210) + Node JS (209) + Express JS (185) + jQuery (110) + Angular JS (74) + Vue JS (72) + D3 JS (47) + React Native (43)

language:

+ TypeScript (199) + JavaScript (171) + Vanilla JS (168) + Python (108) + Java (55) + PHP (51) + C# (36) + C++ (21)

utility:

+ GraphQL JS (59) + Redux JS (58) + Three JS (57) + Jest JS (46) + Cypress JS (20)

ui:

+ CSS (139) + Tailwind CSS (76) + EJS (74) + bootstrap (43) + SASS (29)

career:

+ Junior (108) + Mid Level (100) + Senior (93) + Manager (24) + CTO (16)

stack:

+ Full Stack (194) + Front End (185) + Back End (142) + MERN stack (5)

db:

+ MongoDB (169) + Postgres (PostgreSQL) (107) + MySQL (102) + Firebase (36) + NoSQL (27)

server:

+ AWS (88) + docker (84) + Linux (36) + Google Cloud (35) + Amazon SES (23)

program:

+ Git (175) + Jira (67) + GitHub (60) + Figma (37) + Prisma (26)

concept:

+ HTML (119) + software (82) + Rest API (69) + api (67) + OOP (64)

speaking:

+ Spanish (24) + Hindi (15) + Portuguese (12) + Russian (12) + French (10) + Arabic (6) + German (6) + Urdu (5)

worker type:

+ contractor (189) + full time (179)

us state:

+ California (21) + Florida (10) + New York (10) + Texas (8) + Massachusetts (5)

country:

+ United States (95) + Canada (23) + India (10) + Brazil (8) + Pakistan (7) + United Kingdom (7)

country region:

+ North America (120) + Asia (22) + South Asia (19) + Eastern Europe (18) + Europe (16) + South America (11) + Western Europe (8) + Middle East (6) + Africa (5)

Filters:

selected:

React JS [ x ] Sencha Ext JS [ x ] JSON [ x ] SQL [ x ] freelance [ x ]

framework:

+ Next JS (210) + Node JS (209) + Express JS (185) + jQuery (110) + Angular JS (74) + Vue JS (72) + D3 JS (47) + React Native (43)

language:

+ TypeScript (199) + JavaScript (171) + Vanilla JS (168) + Python (108) + Java (55) + PHP (51) + C# (36) + C++ (21)

utility:

+ GraphQL JS (59) + Redux JS (58) + Three JS (57) + Jest JS (46) + Cypress JS (20)

ui:

+ CSS (139) + Tailwind CSS (76) + EJS (74) + bootstrap (43) + SASS (29)

career:

+ Junior (108) + Mid Level (100) + Senior (93) + Manager (24) + CTO (16)

stack:

+ Full Stack (194) + Front End (185) + Back End (142) + MERN stack (5)

db:

+ MongoDB (169) + Postgres (PostgreSQL) (107) + MySQL (102) + Firebase (36) + NoSQL (27)

server:

+ AWS (88) + docker (84) + Linux (36) + Google Cloud (35) + Amazon SES (23)

program:

+ Git (175) + Jira (67) + GitHub (60) + Figma (37) + Prisma (26)

concept:

+ HTML (119) + software (82) + Rest API (69) + api (67) + OOP (64)

speaking:

+ Spanish (24) + Hindi (15) + Portuguese (12) + Russian (12) + French (10) + Arabic (6) + German (6) + Urdu (5)

worker type:

+ contractor (189) + full time (179)

us state:

+ California (21) + Florida (10) + New York (10) + Texas (8) + Massachusetts (5)

country:

+ United States (95) + Canada (23) + India (10) + Brazil (8) + Pakistan (7) + United Kingdom (7)

country region:

+ North America (120) + Asia (22) + South Asia (19) + Eastern Europe (18) + Europe (16) + South America (11) + Western Europe (8) + Middle East (6) + Africa (5)

Timezone:

(includes +1/-1 hour)

Featured React JS Sencha Ext JSON SQL Freelance Developers

81 to 100 of 211 devs ( view all 1625 devs )

Full Stack Software Developer

Corona, California, US or remote

Graduate of UC Berkeley Extension in Full Stack Development and aspiring Computer Science from Saddleback College. I thrive on turning complex...

React JS Sencha Ext JS JSON SQL freelance react node typescript jquery

React / Next / Node - Software Developer

Curitiba, Paraná, Brazil or remote

A software engineer experienced in building beautiful, engaging, and accessible digital...

React JS Sencha Ext JS JSON SQL freelance react node typescript vue

Full Stack Developer

Kutaisi, Imereti, Georgia or remote

Freelance Developer (Current) Projects: IconGeneratorAI: Built a solo project for generating AI-based icons. Used various AI APIs for art...

React JS Sencha Ext JS JSON SQL freelance react node typescript angular

Front End React Developer

San Marcos, California, US or remote

Hey there! I am a Front End Developer with a focus on React development. I'm excited to bring my passion for programming large-scale applications to...

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

Junior Full Stack Developer

Denver, Colorado, US or remote

I am a self-taught developer with a strong foundation in programming languages such as JavaScript, Python, and Go-Lang. I specialize in creating...

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

Freelance Developer

Boston, Massachusetts, US or remote

Working as a freelance developer. Creating everything from websites, to more complex 3d rendered portfolios and API integrations. Completed...

React JS Sencha Ext JS JSON SQL freelance react node vanilla js nextjs

Software Engineer

Moorpark, California, US or remote

I currently work at a startup named “ThisApp” and have been here for nearly 3 years. • Led the development of the app’s custom events...

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

Backend Developer

Houston, Texas, US or remote

Backend Developer - SWYE360, Richardson TX - Led a small team of 3 utilizing OOP/OOD principles for preparing/cleaning data for our SQL database....

React JS Sencha Ext JS JSON SQL freelance react node typescript angular

Software Engineer

Toronto, Canada or remote

Software Engineer with a proven track record in building scalable applications in both an enterprise and startup environment. Here is a point by...

React JS Sencha Ext JS JSON SQL freelance react node typescript angular

Software Engineer

Toronto, Ontario, Canada or remote

• Collaborated with a team of developers to build modern and responsive full stack web applications using best practices. • Created visually...

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

Software Engineer

Miami, Florida, US or remote

Projects I've Created: Meditation Mobile App (Acendi): In my role as a Senior React Native Developer at Acendi, I had the exciting responsibility of...

React JS Sencha Ext JS JSON SQL freelance react node typescript jquery

Full Stack developer

Tallinn, Estonia or remote

Hi there, My name is Pooja. I have about 8 years of experience working with Reactjs and MVP building. In my current project, I worked extensively...

React JS Sencha Ext JS JSON SQL freelance react node typescript vue

Full Stack Web Developer

Eugene, Oregon, US or remote

I offer high-quality full-stack development services, specializing in creating tools that address business needs across various levels of complexity...

React JS Sencha Ext JS JSON SQL freelance react node typescript jquery

Frontend Developer

Boston, Massachusetts, US or remote

Cogito - AI Brainstorming Assistant using OpenAI API, Next.js 14, Tailwind CSS, Firebase, and Google Cloud Platform - Developed "Cogito," an AI...

React JS Sencha Ext JS JSON SQL freelance react node typescript jquery

Senior Full-Stack Developer

Jeddah, Saudi Arabia or remote

Here's a list of a few projects I worked on either full-time or freelance: - LLM backed code generation: https://create.xyz - Get cheapest prices...

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

Software Developer

Scottsdale, Arizona, US or remote

I'm a full-stack software developer with experience working in React as well react frameworks such as Next.js. I've worked for multiple startups, one...

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