447 Best Front End JavaScript JSON Contractor Full Time Developers For Hire In September 2025

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selected:

Front End [ x ] JavaScript [ x ] JSON [ x ] contractor [ x ] full time [ x ]

framework:

+ React JS (422) + Node JS (390) + Express JS (308) + Sencha Ext JS (300) + Next JS (299) + jQuery (218) + Vue JS (144) + Angular JS (118)

language:

+ TypeScript (382) + Vanilla JS (349) + Python (194) + PHP (112) + Java (103) + C# (61) + C++ (43) + C (35)

utility:

+ Redux JS (103) + GraphQL JS (82) + Jest JS (81) + Three JS (78) + Webpack JS (50)

ui:

+ CSS (315) + EJS (128) + Tailwind CSS (124) + bootstrap (84) + SASS (83)

career:

+ Junior (251) + Mid Level (222) + Senior (176) + Manager (43) + CTO (24)

stack:

+ Full Stack (333) + Back End (247) + MERN stack (10)

db:

+ MongoDB (276) + SQL (246) + MySQL (119) + Postgres (PostgreSQL) (118) + Firebase (47)

server:

+ AWS (107) + docker (93) + Linux (51) + Google Cloud (29) + Amazon SES (24)

program:

+ Git (347) + Jira (133) + GitHub (105) + Figma (63) + VS Code (35)

concept:

+ HTML (290) + OOP (155) + software (137) + api (124) + mobile app (105)

speaking:

+ English (446) + Spanish (53) + Hindi (32) + French (26) + Portuguese (20)

worker type:

+ freelance (339)

us state:

+ California (46) + New York (20) + Texas (20) + Florida (16) + Illinois (10)

country:

+ United States (221) + Canada (43) + India (25) + Brazil (14) + United Kingdom (12)

country region:

+ North America (268) + Asia (47) + South Asia (37) + Europe (31) + Eastern Europe (27)

Filters:

selected:

Front End [ x ] JavaScript [ x ] JSON [ x ] contractor [ x ] full time [ x ]

framework:

+ React JS (422) + Node JS (390) + Express JS (308) + Sencha Ext JS (300) + Next JS (299) + jQuery (218) + Vue JS (144) + Angular JS (118)

language:

+ TypeScript (382) + Vanilla JS (349) + Python (194) + PHP (112) + Java (103) + C# (61) + C++ (43) + C (35)

utility:

+ Redux JS (103) + GraphQL JS (82) + Jest JS (81) + Three JS (78) + Webpack JS (50)

ui:

+ CSS (315) + EJS (128) + Tailwind CSS (124) + bootstrap (84) + SASS (83)

career:

+ Junior (251) + Mid Level (222) + Senior (176) + Manager (43) + CTO (24)

stack:

+ Full Stack (333) + Back End (247) + MERN stack (10)

db:

+ MongoDB (276) + SQL (246) + MySQL (119) + Postgres (PostgreSQL) (118) + Firebase (47)

server:

+ AWS (107) + docker (93) + Linux (51) + Google Cloud (29) + Amazon SES (24)

program:

+ Git (347) + Jira (133) + GitHub (105) + Figma (63) + VS Code (35)

concept:

+ HTML (290) + OOP (155) + software (137) + api (124) + mobile app (105)

speaking:

+ English (446) + Spanish (53) + Hindi (32) + French (26) + Portuguese (20)

worker type:

+ freelance (339)

us state:

+ California (46) + New York (20) + Texas (20) + Florida (16) + Illinois (10)

country:

+ United States (221) + Canada (43) + India (25) + Brazil (14) + United Kingdom (12)

country region:

+ North America (268) + Asia (47) + South Asia (37) + Europe (31) + Eastern Europe (27)

Timezone:

(includes +1/-1 hour)

Featured Front End JavaScript JSON Contractor Full Time Developers

141 to 160 of 447 devs ( view all 1674 devs )

JS / Ruby Developer

San Francisco, California, US or remote

I have over a decade of tech experience driving projects to completion with cross functional teams. Having taken a hiatus from work to support my...

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Web Developer

Boston, Massachusetts, US or remote

I worked as a consultant for 3 years where I collaborated with designers and other developers to deliver web pages for large and small companies. I...

Front End JavaScript JSON contractor full time react typescript angular vue

Senior JavaScript FullStack Engineer

Lagos, Nigeria, Nigeria or remote

I have 10 years experience building applications across different stacks and technologies. I also have experience in managing agile...

Front End JavaScript JSON contractor full time react node typescript jquery

Full Stack Web & Mobile Developer

New York City, New York, US or remote

I'm a dedicated, empathetic web developer who puts 100% effort into the process from beginning to end, whether it's a simple landing page or a...

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Front End Developer

Santa Clara, California, US or remote

Read.ai (Software Engineer, Front End) Dec 2021 - Mar 2023 - At Read.ai, I was a Front End Engineer responsible for implementing new features into...

Front End JavaScript JSON contractor full time react node typescript jquery

Senior Frontend Engineer

Katowice, Poland (currently), Poland or remote

Dedicated Frontend Engineer with 8 years of experience, committed to designing and building user-centric applications tailored to diverse business...

Front End JavaScript JSON contractor full time react node typescript vanilla js

Full Stack Developer

Downers Grove, Illinois, US or remote

DeliverZero is a web and mobile application company that focuses on developing and maintaining scalable platforms for efficient and sustainable...

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Software Engineer

Redlands, California, US or remote

Remedy Health Media 01/22 – present Software Engineer Arlington, VA • Leveraged JavaScript, React, and Next.js to execute server-side rendering...

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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...

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Senior Frontend Engineer

Jakarta, Jakarta, Indonesia or remote

Treelogs Dashboard - Senior Frontend Engineer As a Senior Frontend Engineer at Treelogs, I spearheaded the development of the Treelogs Dashboard, a...

Front End JavaScript JSON contractor full time react node typescript vue

Front End Developer | Full Stack | Software Engineer

Cincinnati, Ohio, US or remote

Coupa, San Mateo A leading AI-powered cloud platform, streamline business spend across procurement, supply chain, and finance. Application...

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React / Next / Node - Software Developer

Curitiba, Paraná, Brazil or remote

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

Front End JavaScript JSON contractor full time react node typescript vue

JavaScript Developer - Frontend Developer - ReactJS - MERN Stack

Islamabad, Capital Teritory, Pakistan or remote

I've 7 years of proven professional experience with international and domestic companies. Mostly worked with USA Based Clients and dealt directly...

Front End JavaScript JSON contractor full time react node typescript jquery

Senior Full Stack Developer

Krakow, Mapoloskie, Poland or remote

Experienced Senior Full Stack Developer with expertise in Java, Python, JavaScript, and PHP. Skilled in front-end development using Angular, React,...

Front End JavaScript JSON contractor full time react node typescript angular

Software Engineer

Chicago, Illinois, US or remote

As a graduate of Fullstack Academy's software engineering bootcamp, I excelled in all graded projects, consistently scoring at the top of my class....

Front End JavaScript JSON contractor full time react node vanilla js json

Full-Stack Web Developer - Software Engineer

Saint Louis, Missouri, US or remote

Created custom prototype reservation system for Hotel Client. Designed/Developed Websites for independent clients Worked as Web Developer TA...

Front End JavaScript JSON contractor full time 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...

Front End JavaScript JSON contractor full time react node typescript vanilla js