104 Best Front End JSON OOP Contractor United States North America Developers For Hire In October 2025

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selected:

Front End [ x ] JSON [ x ] OOP [ x ] contractor [ x ] United States [ x ] North America [ x ]

framework:

+ Node JS (100) + React JS (100) + Express JS (80) + Next JS (71) + Sencha Ext JS (71) + jQuery (57) + Angular JS (42) + Vue JS (34)

language:

+ TypeScript (89) + Vanilla JS (88) + JavaScript (86) + Python (51) + Java (36) + PHP (24) + C# (21) + C++ (13)

utility:

+ Three JS (19) + Jest JS (18) + GraphQL JS (13) + Redux JS (12) + bash (6)

ui:

+ CSS (56) + EJS (28) + Tailwind CSS (20) + SASS (16) + bootstrap (15) + Lit JS (11) + Material UI (5) + SCSS (5) + Storybook JS (5)

career:

+ Junior (64) + Mid Level (52) + Senior (35) + Manager (6)

stack:

+ Full Stack (86) + Back End (63)

db:

+ MongoDB (64) + SQL (56) + Postgres (PostgreSQL) (25) + MySQL (24) + NoSQL (7) + SQLite (5)

server:

+ AWS (22) + docker (20) + Linux (11)

program:

+ Git (90) + Jira (52) + GitHub (20) + Figma (12) + Adobe Photoshop (5) + VS Code (5)

concept:

+ HTML (53) + software (44) + DRY principles (40) + functional programming (37) + Agile (29)

speaking:

+ Spanish (12) + French (6)

worker type:

+ full time (97) + freelance (72)

us state:

+ California (27) + New York (10) + Texas (7) + Virginia (7) + Washington (6) + Florida (5)

Filters:

selected:

Front End [ x ] JSON [ x ] OOP [ x ] contractor [ x ] United States [ x ] North America [ x ]

framework:

+ Node JS (100) + React JS (100) + Express JS (80) + Next JS (71) + Sencha Ext JS (71) + jQuery (57) + Angular JS (42) + Vue JS (34)

language:

+ TypeScript (89) + Vanilla JS (88) + JavaScript (86) + Python (51) + Java (36) + PHP (24) + C# (21) + C++ (13)

utility:

+ Three JS (19) + Jest JS (18) + GraphQL JS (13) + Redux JS (12) + bash (6)

ui:

+ CSS (56) + EJS (28) + Tailwind CSS (20) + SASS (16) + bootstrap (15) + Lit JS (11) + Material UI (5) + SCSS (5) + Storybook JS (5)

career:

+ Junior (64) + Mid Level (52) + Senior (35) + Manager (6)

stack:

+ Full Stack (86) + Back End (63)

db:

+ MongoDB (64) + SQL (56) + Postgres (PostgreSQL) (25) + MySQL (24) + NoSQL (7) + SQLite (5)

server:

+ AWS (22) + docker (20) + Linux (11)

program:

+ Git (90) + Jira (52) + GitHub (20) + Figma (12) + Adobe Photoshop (5) + VS Code (5)

concept:

+ HTML (53) + software (44) + DRY principles (40) + functional programming (37) + Agile (29)

speaking:

+ Spanish (12) + French (6)

worker type:

+ full time (97) + freelance (72)

us state:

+ California (27) + New York (10) + Texas (7) + Virginia (7) + Washington (6) + Florida (5)

Timezone:

(includes +1/-1 hour)

Featured Front End JSON OOP Contractor United States North America Developers

1 to 20 of 104 devs ( view all 1700 devs )

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 OOP contractor United States North America react node typescript vue

Software Engineer

Claremont, California, US or remote

Hi there, I'm a frontend and full-stack software engineer based in Claremont, CA. I've worked on a range of projects from startups to big-time...

Front End JSON OOP contractor United States 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 OOP contractor United States North America react node typescript jquery

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 OOP contractor United States North America react node typescript angular

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 OOP contractor United States North America react node typescript angular

Senior Full Stack Developer

Lawrence, Kansas, US or remote

Realquantum Senior Full-Stack Developer (Contractor) * Helped implement custom Auth0 implementation (Ruby on Rails) * Consulted on best practices...

Front End JSON OOP contractor United States North America react node typescript jquery

Web Developer

Brooklyn, New York, US or remote

I’ve worked on websites of all sizes for over 15 years for clients like Microsoft, HOK, SmithGroup, MIT List Visual Arts Center, University of...

Front End JSON OOP contractor United States North America react typescript vue vanilla js

Senior Software Engineer

Bakersfield, California, US or remote

I am a senior fullstack developer with experience in technologies like React, TypeScript, NodeJs, NextJs, MySQL, Postgresql, and JavaScript. Some of...

Front End JSON OOP contractor United States North America react node typescript angular

Senior Software Developer

NYC, New York, US or remote

University Website on WordPress - Moved static website for institution into a WordPress environment. Moved content of over thousands of HTML pages...

Front End JSON OOP contractor United States North America react node typescript jquery

Software Engineer

Ville Platte, Louisiana, US or remote

Implemented a novel symmetric-key cipher in JavaScript for a $10k challenge Transpiled an AI handwriting synthesizing app from JavaScript to Rust...

Front End JSON OOP contractor United States North America node vanilla js mongodb json

Lead Software Engineer

Lewis Center, Ohio, US or remote

Lead software engineer in Lewis Center, OH. I specialize in full-stack dev with React, Java, Ruby on Rails and more. I'm an AWS wizard with expertise...

Front End JSON OOP contractor United States North America react node typescript angular

Software developer

Austin, Texas, US or remote

For full list of experiences and projects, look at my LinkedIn or website. Experiences: Digital Business Analyst, McKinsey & Company...

Front End JSON OOP contractor United States North America react node jquery vanilla js

Frontend Engineer

Frisco, Texas, US or remote

Software Engineer II Bank of America Apr 2023 - Present (6 months) ● Worked on a onboarding form to bring in new clients User Interface...

Front End JSON OOP contractor United States North America react node vue jquery

Front End Software Engineer

Brooklyn, New York, US or remote

I am an experienced software engineer with a focus on creating modern, responsive, data driven front-ends for the web. I have made valuable...

Front End JSON OOP contractor United States North America react typescript angular vue

Full Stack Developer

Northport, Michigan, US or remote

DevConnect 🚀: DevConnect is a low cost crm designed to give developers control over their customer pipeline using custom built ui components and...

Front End JSON OOP contractor United States North America react node typescript jquery

Software Engineer

Highlands Ranch, Colorado, US or remote

Work Experience GUIDEcx — Software Engineer Feb 2022 - PRESENT - Responsible for building, testing, implementing and maintaining React...

Front End JSON OOP contractor United States North America react node typescript vue

Senior Frontend Engineer

Tallahassee, Florida, US or remote

Developed an e-commerce site based on micro-services architecture. Mainly participated in frontend developing with React 16.8. Worked for...

Front End JSON OOP contractor United States North America react node typescript angular

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....

Front End JSON OOP contractor United States North America react node typescript angular