179 Best Back End JSON SQL Freelance Developers For Hire In June 2024

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selected:

Back End [ x ] JSON [ x ] SQL [ x ] freelance [ x ]

framework:

+ Node JS (173) + React JS (161) + Express JS (147) + Sencha Ext JS (112) + Next JS (110) + jQuery (93) + Angular JS (60) + Vue JS (59)

language:

+ TypeScript (153) + JavaScript (143) + Vanilla JS (143) + Python (97) + Java (61) + PHP (55) + C# (36) + C++ (25)

utility:

+ Three JS (43) + GraphQL JS (35) + Redux JS (34) + Jest JS (30) + Webpack JS (18)

ui:

+ CSS (108) + EJS (62) + bootstrap (39) + Tailwind CSS (37) + SASS (21)

career:

+ Junior (103) + Mid Level (87) + Senior (79) + Manager (21) + CTO (20)

stack:

+ Full Stack (172) + Front End (163)

db:

+ MongoDB (136) + MySQL (86) + Postgres (PostgreSQL) (80) + Redis (23) + NoSQL (22)

server:

+ AWS (72) + docker (65) + Linux (31) + Google Cloud (22) + AWS S3 (19)

program:

+ Git (139) + Jira (47) + GitHub (29) + Figma (25) + Postman (17)

concept:

+ HTML (97) + software (81) + OOP (72) + api (53) + mobile app (49)

speaking:

+ Spanish (26) + Hindi (12) + Portuguese (12) + Russian (11) + French (6) + Turkish (5)

worker type:

+ contractor (161) + full time (153)

us state:

+ California (16) + New York (11) + Florida (6) + Illinois (6) + Texas (6)

country:

+ United States (80) + Canada (20) + India (11) + Brazil (7) + United Kingdom (7)

country region:

+ North America (103) + Asia (20) + South Asia (16) + Eastern Europe (15) + South America (11) + Europe (9) + Latin America (7) + Middle East (6)

Filters:

selected:

Back End [ x ] JSON [ x ] SQL [ x ] freelance [ x ]

framework:

+ Node JS (173) + React JS (161) + Express JS (147) + Sencha Ext JS (112) + Next JS (110) + jQuery (93) + Angular JS (60) + Vue JS (59)

language:

+ TypeScript (153) + JavaScript (143) + Vanilla JS (143) + Python (97) + Java (61) + PHP (55) + C# (36) + C++ (25)

utility:

+ Three JS (43) + GraphQL JS (35) + Redux JS (34) + Jest JS (30) + Webpack JS (18)

ui:

+ CSS (108) + EJS (62) + bootstrap (39) + Tailwind CSS (37) + SASS (21)

career:

+ Junior (103) + Mid Level (87) + Senior (79) + Manager (21) + CTO (20)

stack:

+ Full Stack (172) + Front End (163)

db:

+ MongoDB (136) + MySQL (86) + Postgres (PostgreSQL) (80) + Redis (23) + NoSQL (22)

server:

+ AWS (72) + docker (65) + Linux (31) + Google Cloud (22) + AWS S3 (19)

program:

+ Git (139) + Jira (47) + GitHub (29) + Figma (25) + Postman (17)

concept:

+ HTML (97) + software (81) + OOP (72) + api (53) + mobile app (49)

speaking:

+ Spanish (26) + Hindi (12) + Portuguese (12) + Russian (11) + French (6) + Turkish (5)

worker type:

+ contractor (161) + full time (153)

us state:

+ California (16) + New York (11) + Florida (6) + Illinois (6) + Texas (6)

country:

+ United States (80) + Canada (20) + India (11) + Brazil (7) + United Kingdom (7)

country region:

+ North America (103) + Asia (20) + South Asia (16) + Eastern Europe (15) + South America (11) + Europe (9) + Latin America (7) + Middle East (6)

Timezone:

(includes +1/-1 hour)

Featured Back End JSON SQL Freelance Developers

1 to 20 of 179 devs ( view all 1404 devs )

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...

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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...

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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...

Back End JSON SQL freelance 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...

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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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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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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....

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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,...

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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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Software Engineer

National City, California, US or remote

I've been working as a software developer for my current job for more than 6 years, and before that, a startup for a couple years where I work on...

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Senior Software Engineer

Vancouver, BRITISH COLUMBIA, Canada or remote

• Led the development, analysis, debugging, and testing of 11 microservice applications using .NET Framework, C#, ASP.NET, and other cutting-edge...

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Software Engineer

Toronto, ON, Canada or remote

Computer science graduate with 8+ years of experience. I am looking to join to startup team with whom communication and teamwork are paramount. Have...

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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 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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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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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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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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