270 Best Front End JSON Freelance Contractor North America Developers For Hire In October 2025

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selected:

Front End [ x ] JSON [ x ] freelance [ x ] contractor [ x ] North America [ x ]

framework:

+ React JS (254) + Node JS (243) + Express JS (195) + Next JS (180) + Sencha Ext JS (180) + jQuery (147) + Angular JS (86) + Vue JS (82)

language:

+ TypeScript (225) + Vanilla JS (220) + JavaScript (216) + Python (129) + Java (72) + PHP (59) + C# (52) + C++ (33)

utility:

+ Three JS (64) + GraphQL JS (46) + Jest JS (46) + Redux JS (44) + Webpack JS (23)

ui:

+ CSS (163) + EJS (78) + Tailwind CSS (55) + bootstrap (49) + SASS (39)

career:

+ Junior (160) + Mid Level (126) + Senior (99) + Manager (27) + CTO (12)

stack:

+ Full Stack (215) + Back End (170) + MERN stack (5)

db:

+ MongoDB (174) + SQL (151) + MySQL (65) + Postgres (PostgreSQL) (64) + Firebase (28)

server:

+ AWS (67) + docker (55) + Linux (35) + Google Cloud (17) + Amazon SES (15)

program:

+ Git (200) + Jira (78) + GitHub (56) + Figma (34) + VS Code (20)

concept:

+ HTML (149) + software (108) + OOP (94) + api (75) + Rest API (68)

speaking:

+ English (269) + Spanish (32) + French (11) + Chinese (10) + Hindi (8)

worker type:

+ full time (239)

us state:

+ California (45) + New York (25) + Texas (19) + Florida (14) + Washington (10)

country:

+ United States (211) + Canada (53)

country region:

+ Latin America (6)

Filters:

selected:

Front End [ x ] JSON [ x ] freelance [ x ] contractor [ x ] North America [ x ]

framework:

+ React JS (254) + Node JS (243) + Express JS (195) + Next JS (180) + Sencha Ext JS (180) + jQuery (147) + Angular JS (86) + Vue JS (82)

language:

+ TypeScript (225) + Vanilla JS (220) + JavaScript (216) + Python (129) + Java (72) + PHP (59) + C# (52) + C++ (33)

utility:

+ Three JS (64) + GraphQL JS (46) + Jest JS (46) + Redux JS (44) + Webpack JS (23)

ui:

+ CSS (163) + EJS (78) + Tailwind CSS (55) + bootstrap (49) + SASS (39)

career:

+ Junior (160) + Mid Level (126) + Senior (99) + Manager (27) + CTO (12)

stack:

+ Full Stack (215) + Back End (170) + MERN stack (5)

db:

+ MongoDB (174) + SQL (151) + MySQL (65) + Postgres (PostgreSQL) (64) + Firebase (28)

server:

+ AWS (67) + docker (55) + Linux (35) + Google Cloud (17) + Amazon SES (15)

program:

+ Git (200) + Jira (78) + GitHub (56) + Figma (34) + VS Code (20)

concept:

+ HTML (149) + software (108) + OOP (94) + api (75) + Rest API (68)

speaking:

+ English (269) + Spanish (32) + French (11) + Chinese (10) + Hindi (8)

worker type:

+ full time (239)

us state:

+ California (45) + New York (25) + Texas (19) + Florida (14) + Washington (10)

country:

+ United States (211) + Canada (53)

country region:

+ Latin America (6)

Timezone:

(includes +1/-1 hour)

Featured Front End JSON Freelance Contractor North America Developers

1 to 20 of 270 devs ( view all 1700 devs )

Senior Angular Python AWS Software Engineer

Denver, Colorado, US or remote

I am a seasoned software engineer with vast experience in software development and security vulnerability management and mitigation. I have...

Front End JSON freelance contractor North America react node typescript angular

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...

Front End JSON freelance contractor North America react node typescript angular

US-based web and mobile app team

Boulder, Colorado, US or remote

I'm the owner of Uplift, a Boulder, CO-based product and engineering team specializing in building products, from prototypes to high-quality software...

Front End JSON freelance contractor North America react node typescript vue

Engineering Product Manager

Los Gatos, California, US or remote

Experienced Senior Software Engineer with a proven track record in building scalable applications. Accomplished Product Manager adept at steering...

Front End JSON freelance contractor North America react node typescript vue

Senior Front-end Engineer

Los Angeles, California, US or remote

# Professional Experience ## Lead Front-end Engineer, Imarc (2020 – 2023) Built marketing and internal websites for Breezeline, eRegulations,...

Front End JSON freelance contractor North America react node typescript vue

Lead Software Developer

Spanish Fork, Utah, US or remote

- Quantum Computing and AI Web Developer with extensive experience in leading the design and development of innovative quantum computing applications...

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Full Stack | Front End | Senior Software Engineer | Agile Product Owner | USA

Scranton, Pennsylvania, US or remote

10 years of professional experience developing software in Javascript, Python, and React. Certified as an Agile Product Owner by the Scrum Alliance....

Front End JSON freelance contractor North America react node typescript jquery

Senior React/Typescript Developer

Seattle, Washington, US or remote

SpaceMadness - spacemadness.dev Created web content stack with Sanity and Astro to help people create and customize their own digital gardens...

Front End JSON freelance contractor North America react node typescript vue

Senior Web Developer

Austin, US or remote

Senior Web Developer Disney+, Remote (03/2022 - 11/2022) • Technologies: React, TypeScript, JavaScript, Jest • Led project for a new...

Front End JSON freelance contractor North America react node typescript jquery

Senior Full Stack Developer

Ontario, Canada or remote

As a Senior Software Engineer at Reddit Inc., I led the development of a telemetry project aimed at enhancing user engagement insights. This project,...

Front End JSON freelance contractor North America react node typescript angular

Web Developer

Berkeley, California, US or remote

Frontend web developer with over five years of experience, including at EnChroma Inc. where I focused on building and maintaining performant and...

Front End JSON freelance contractor North America react node typescript vanilla js

Senior Fullstack Engineer - Novel Solutions to Complex Problems

Memphis, Tennessee, US or remote

Senior Fullstack Engineer and Manager in Memphis, TN. I have expertise in several programming languages, including Node.js, Python, Java, and C#, and...

Front End JSON freelance contractor North America react node typescript vue

Senior Full Stack Developer

Madison, Wisconsin, US or remote

True end-to-end developer with strong frontend, backend, and devops chops. 11+ years working with clients such as Yale University, UW, NWF, The...

Front End JSON freelance contractor North America react node typescript angular

Senior Software Engineer

Indianapolis, Indiana, US or remote

I've been working in development for over a decade with a primary focus on front end technologies. I have done back end and full stack work using...

Front End JSON freelance contractor North America react node jquery vanilla js

Senior Software Engineer

Boston, Massachusetts, US or remote

I worked with an early stage crypto token startup on finishing and launching their MVP after the existing developer left the project. I joined an...

Front End JSON freelance contractor North America react node typescript angular

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...

Front End JSON freelance contractor North America react node typescript vue

Senior Software Engineer specialized in AI and Blockchain

Burnaby, British Columbia, Canada or remote

Andrew is a seasoned professional with over 9 years of expertise in the field of React development. He is very familiar with a wide range of...

Front End JSON freelance contractor North America react node typescript angular

Principal Channel Solution Consultant

New York City, New York, US or remote

- Over 6 years as Sales Engineer/Consultant within the Contact Center space - Build demo assets and solutions to reduce development times and demo...

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Senior Software Engineer

New York, New York, US or remote

I'm a full stack software engineer with over 15 years of experience. In my career, I've been an individual contributor, sole developer, and manager...

Front End JSON freelance contractor North America react node typescript vue