31 Best React JS Three JSON MySQL SQL Freelance Developers For Hire In April 2025

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selected:

React JS [ x ] Three JS [ x ] JSON [ x ] MySQL [ x ] SQL [ x ] freelance [ x ]

framework:

+ Express JS (29) + Next JS (26) + Sencha Ext JS (26) + jQuery (22) + Vue JS (19) + Angular JS (16) + D3 JS (14) + Svelte JS (9)

language:

+ TypeScript (30) + Vanilla JS (30) + JavaScript (23) + Python (19) + PHP (17) + Java (12) + C++ (9) + C (8) + C# (7) + .NET (6) + Ruby (5) + Solidity (5)

utility:

+ GraphQL JS (8) + Redux JS (8) + Jenkins (7) + Jest JS (7) + CLI (6) + Chai JS (5) + Lambda (5) + Vite JS (5) + Webpack JS (5)

ui:

+ EJS (28) + CSS (19) + Tailwind CSS (8) + Material UI (6) + bootstrap (5) + Lit JS (5)

career:

+ Senior (21) + Mid Level (14) + Junior (11) + Manager (6)

stack:

+ Full Stack (28) + Front End (27) + Back End (24)

db:

+ MongoDB (29) + Postgres (PostgreSQL) (18) + Firebase (6) + Redis (6)

server:

+ AWS (22) + docker (19) + Linux (10) + AWS S3 (7) + Google Cloud (6) + AWS EC2 (5) + kubernetes (5)

program:

+ Git (27) + Jira (13) + GitHub (7)

concept:

+ HTML (14) + api (12) + cloud (12) + Rest API (12) + CI CD (11)

worker type:

+ full time (29) + contractor (28)

country:

+ United States (14)

country region:

+ North America (18) + Asia (6)

Filters:

selected:

React JS [ x ] Three JS [ x ] JSON [ x ] MySQL [ x ] SQL [ x ] freelance [ x ]

framework:

+ Express JS (29) + Next JS (26) + Sencha Ext JS (26) + jQuery (22) + Vue JS (19) + Angular JS (16) + D3 JS (14) + Svelte JS (9)

language:

+ TypeScript (30) + Vanilla JS (30) + JavaScript (23) + Python (19) + PHP (17) + Java (12) + C++ (9) + C (8) + C# (7) + .NET (6) + Ruby (5) + Solidity (5)

utility:

+ GraphQL JS (8) + Redux JS (8) + Jenkins (7) + Jest JS (7) + CLI (6) + Chai JS (5) + Lambda (5) + Vite JS (5) + Webpack JS (5)

ui:

+ EJS (28) + CSS (19) + Tailwind CSS (8) + Material UI (6) + bootstrap (5) + Lit JS (5)

career:

+ Senior (21) + Mid Level (14) + Junior (11) + Manager (6)

stack:

+ Full Stack (28) + Front End (27) + Back End (24)

db:

+ MongoDB (29) + Postgres (PostgreSQL) (18) + Firebase (6) + Redis (6)

server:

+ AWS (22) + docker (19) + Linux (10) + AWS S3 (7) + Google Cloud (6) + AWS EC2 (5) + kubernetes (5)

program:

+ Git (27) + Jira (13) + GitHub (7)

concept:

+ HTML (14) + api (12) + cloud (12) + Rest API (12) + CI CD (11)

worker type:

+ full time (29) + contractor (28)

country:

+ United States (14)

country region:

+ North America (18) + Asia (6)

Timezone:

(includes +1/-1 hour)

Featured React JS Three JSON MySQL SQL Freelance Developers

1 to 20 of 31 devs ( view all 1620 devs )

FullStack Software Engineer

New York, New York, US or remote

Projects Vaccinfo - For CUNY Hackathon Winter 2021, collaborated with a team and built a community-based website collecting and providing...

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Experienced full-stack engineer and UI/UX designer

Las Vegas, Nevada, US or remote

I've been developing products for virtually every type of device, platform and medium since I started coding as a teen. Since then, my apps and...

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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...

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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...

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Senior Frontend Engineer - ReactJS/VueJS

Zamboanga, Zamboanga del Sur, Philippines or remote

Senior Frontend Engineer, TitanFX (via X-Team) Tech Stack: React 19, NextJS 15, TailwindCSS, Radix UI, Tanstack Table, React Hook Form, zustand,...

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Lead Frontend Engineer

Bengaluru, Karnataka, India or remote

I'm a working professional, having seasoned experience in front-end development with a high level of responsibility. I believe in developing modern,...

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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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Product Engineer

Tampa, Florida, US or remote

I'm a very passionate web engineer with 10+ years of experience. I have an eye for detail, both visually and functionally, balanced with a big...

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Experienced Senior Full Stack Developer | Front End Expert | Web Application Specialist

Richmond, British Columbia, Canada or remote

Proven Full Stack Developer/Front End Developer with over 8 years of hands-on experience in creating scalable, secure, and user-friendly web...

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Full-Stack & Blockchain developer

Toronto, Ontario, Canada or remote

Full-Stack & Blockchain Developer Frontier Communications 2020 - Present Dallas, Texas Company Description Developed Frontend Application using...

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Senior Full-Stack & Blockchain developer

Singapore, 50 Nanyang Ave, Singapore or remote

Hello every one! I am a senior Full Stack && Blockchain Developer. I enjoy working with clients to help discover what they need and create the best...

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Senior Full Stack Developer

San Clemente, California, US or remote

Software Engineer at Camping World September 13th 2021 Remote Duties: • Developed a new API service endpoint responsible for the secure...

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Full Stack Developer

Bartlett, Illinois, US or remote

William Rainey Harper College November 2021 - July 2023 Student Systems Analyst Palatine, IL ● Leveraged programming, scripting, query, and...

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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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Senior Software Engineer

Susteren, Limberg, The Netherlands or remote

Solutions-oriented full-stack software engineer with 8+ years of experience and highly proficient in multiple programming languages. Primary focus on...

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React/Express Web Developer

Denver, Colorado, US or remote

I am a disciplined and creative Web Developer with 5+ years of experience developing enterprise-grade systems, problem-solving, and debugging to...

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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...

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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...

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