250 Best Back End JavaScript Freelance Contractor Developers For Hire In June 2024

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selected:

Back End [ x ] JavaScript [ x ] freelance [ x ] contractor [ x ]

framework:

+ Node JS (229) + React JS (219) + Express JS (187) + Sencha Ext JS (145) + Next JS (143) + jQuery (127) + Vue JS (80) + Angular JS (75)

language:

+ TypeScript (205) + Vanilla JS (192) + Python (132) + PHP (84) + Java (74) + C# (42) + C++ (33) + C (28)

utility:

+ JSON (193) + Three JS (51) + GraphQL JS (38) + Redux JS (35) + Jest JS (30)

ui:

+ CSS (145) + EJS (78) + Tailwind CSS (46) + bootstrap (38) + SASS (25)

career:

+ Junior (135) + Mid Level (109) + Senior (109) + Manager (40) + CTO (27)

stack:

+ Full Stack (240) + Front End (226)

db:

+ MongoDB (164) + SQL (163) + MySQL (83) + Postgres (PostgreSQL) (79) + Redis (25)

server:

+ AWS (74) + docker (69) + Linux (29) + Google Cloud (21) + AWS S3 (16)

program:

+ Git (179) + Jira (62) + GitHub (40) + Figma (30) + Postman (14)

concept:

+ HTML (134) + software (108) + OOP (86) + api (66) + mobile app (66)

speaking:

+ Spanish (31) + Hindi (23) + Portuguese (16) + Russian (12) + French (8)

worker type:

+ full time (223)

us state:

+ California (20) + New York (19) + Texas (9) + Florida (8) + Colorado (6) + Illinois (6)

country:

+ United States (114) + Canada (25) + India (18) + Brazil (12) + United Kingdom (6)

country region:

+ North America (142) + Asia (32) + South Asia (24) + Europe (19) + Eastern Europe (17)

Filters:

selected:

Back End [ x ] JavaScript [ x ] freelance [ x ] contractor [ x ]

framework:

+ Node JS (229) + React JS (219) + Express JS (187) + Sencha Ext JS (145) + Next JS (143) + jQuery (127) + Vue JS (80) + Angular JS (75)

language:

+ TypeScript (205) + Vanilla JS (192) + Python (132) + PHP (84) + Java (74) + C# (42) + C++ (33) + C (28)

utility:

+ JSON (193) + Three JS (51) + GraphQL JS (38) + Redux JS (35) + Jest JS (30)

ui:

+ CSS (145) + EJS (78) + Tailwind CSS (46) + bootstrap (38) + SASS (25)

career:

+ Junior (135) + Mid Level (109) + Senior (109) + Manager (40) + CTO (27)

stack:

+ Full Stack (240) + Front End (226)

db:

+ MongoDB (164) + SQL (163) + MySQL (83) + Postgres (PostgreSQL) (79) + Redis (25)

server:

+ AWS (74) + docker (69) + Linux (29) + Google Cloud (21) + AWS S3 (16)

program:

+ Git (179) + Jira (62) + GitHub (40) + Figma (30) + Postman (14)

concept:

+ HTML (134) + software (108) + OOP (86) + api (66) + mobile app (66)

speaking:

+ Spanish (31) + Hindi (23) + Portuguese (16) + Russian (12) + French (8)

worker type:

+ full time (223)

us state:

+ California (20) + New York (19) + Texas (9) + Florida (8) + Colorado (6) + Illinois (6)

country:

+ United States (114) + Canada (25) + India (18) + Brazil (12) + United Kingdom (6)

country region:

+ North America (142) + Asia (32) + South Asia (24) + Europe (19) + Eastern Europe (17)

Timezone:

(includes +1/-1 hour)

Featured Back End JavaScript Freelance Contractor Developers

21 to 40 of 250 devs ( view all 1409 devs )

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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Full Stack Developer | Game Developer | Android Native Developer | Audio Programmer

Brooklyn, New York, US or remote

With over 5 years of professional experience as a Software Engineer at a private company, I have honed my skills in developing and maintaining...

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Full-Stack Engineer

Port Clinton, Ohio, US or remote

PROJECTS SpotMe, Payment Service May 2024 – present • Engineered reusable React components to adhere to modern software design principles...

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Full Stack Developer

Syracuse, New York, US or remote

Hi , I'm Harvinder , a full stack developer who loves to make apps for the web and mobile platforms with popular javascript frameworks , i have a...

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Software Engineer

Boulder, Colorado, US or remote

As a freelance software developer for 40 years, I've written accounting applications, games, statistics applications, embedded applications, retail...

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Full-Stack JavaScript Consultant

Toronto, Ontario, Canada or remote

Building software became a passion of mine while studying Electrical Engineering in Germany. As a consequence, I taught myself Web programming and...

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Tech Team Lead / Senior Full Stack Engineer

Ocoee, Florida, US or remote

A technical team lead with 9 years of experience who values building and working in high-trust teams that have healthy communication, a strong...

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JS/TS Full-Stack Developer

Atlanta, Georgia, US or remote

I have been working as a senior full stack developer for more than 5 years. My main programming languages are JavaScript and TypeScript, which means...

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Full Stack Web Development

Edmonton, Alberta, Canada or remote

I'm a seasoned Full-Stack Web Developer who's conquered projects across the globe. I've revamped business websites using React.js in Hong Kong,...

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Senior Software Engineer

New Haven, US or remote

I drove all the technology and strategy initiatives and addressed challenges involved with rapid product growth and the development of a cutting-edge...

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Full Stack Developer

Rio Grande City, Texas, US or remote

Senior Blockchain Developer Unstoppable Domains - California, PA May 2018 to August 2022 Building decentralized digital identities for the world....

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Frontend Engineer

Toronto, ON, Canada or remote

Produced multiple visual elements of web applications by translating UI/UX design wireframes into code, producing high quality markup using Next.js...

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Freelance React/Node.js Web Developer

Berlin, Berlin, Germany or remote

I'm a freelance web developer from Germany with over 15 years of experience. My passion is creating modern, user-friendly experiences with clean...

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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...

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Full Stack Software Engineer

Brantford, Ontario, Canada or remote

As a senior full-stack software engineer, I've participated in different kinds of projects, and products for different industries, from...

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Senior Full Stack Developer

Windsor, Ontario, Canada or remote

-Ocado Supermaket -Celonis(Munich, DE), ChainGPT(Delaware, US) -Challenges I have solved • Designed and developed an e-commerce platform using...

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Senior Software Engineer & Technical Project Manager

Austin, Texas, US or remote

At Etumos (Marketo CRM consultancy) • Built Marketo API-integrated projects with NodeJS, ReactJS, & AWS (including EC2, Lambda, “Serverless”...

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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....

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