149 Best Senior Back End Freelance Contractor Full Time Developers For Hire In June 2024

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selected:

Senior [ x ] Back End [ x ] freelance [ x ] contractor [ x ] full time [ x ]

framework:

+ Node JS (130) + React JS (124) + Express JS (99) + Sencha Ext JS (93) + Next JS (91) + jQuery (86) + Vue JS (69) + Angular JS (57)

language:

+ TypeScript (127) + Vanilla JS (101) + JavaScript (94) + Python (71) + PHP (70) + Java (36) + C# (28) + Go Golang (19)

utility:

+ JSON (105) + Three JS (39) + GraphQL JS (19) + Redux JS (18) + Jest JS (15)

ui:

+ CSS (61) + EJS (60) + Tailwind CSS (16) + bootstrap (13) + LESS (11) + SASS (11) + Lit JS (9) + Pixi JS (6) + SCSS (5)

career:

+ Mid Level (69) + Manager (47) + CTO (33) + Junior (25)

stack:

+ Full Stack (147) + Front End (131)

db:

+ MongoDB (91) + SQL (86) + MySQL (52) + Postgres (PostgreSQL) (49) + Redis (24)

server:

+ AWS (52) + docker (44) + Google Cloud (19) + Linux (17) + kubernetes (16)

program:

+ Git (94) + Jira (43) + GitHub (15) + Elastic (8) + Figma (8) + Unity (7) + Prisma (6) + VS Code (6) + Xcode (5)

concept:

+ software (63) + HTML (53) + mobile app (53) + OOP (37) + api (34)

speaking:

+ Spanish (21) + Portuguese (18) + Hindi (8) + Chinese (6) + Croatian (5) + French (5)

us state:

+ California (6) + Florida (5) + New York (5) + Texas (5)

country:

+ United States (47) + Brazil (16) + Canada (15) + India (5)

country region:

+ North America (65) + South America (21) + Asia (19) + Eastern Europe (14) + Europe (13) + South Asia (11) + Latin America (8) + Middle East (7) + Western Europe (5)

Filters:

selected:

Senior [ x ] Back End [ x ] freelance [ x ] contractor [ x ] full time [ x ]

framework:

+ Node JS (130) + React JS (124) + Express JS (99) + Sencha Ext JS (93) + Next JS (91) + jQuery (86) + Vue JS (69) + Angular JS (57)

language:

+ TypeScript (127) + Vanilla JS (101) + JavaScript (94) + Python (71) + PHP (70) + Java (36) + C# (28) + Go Golang (19)

utility:

+ JSON (105) + Three JS (39) + GraphQL JS (19) + Redux JS (18) + Jest JS (15)

ui:

+ CSS (61) + EJS (60) + Tailwind CSS (16) + bootstrap (13) + LESS (11) + SASS (11) + Lit JS (9) + Pixi JS (6) + SCSS (5)

career:

+ Mid Level (69) + Manager (47) + CTO (33) + Junior (25)

stack:

+ Full Stack (147) + Front End (131)

db:

+ MongoDB (91) + SQL (86) + MySQL (52) + Postgres (PostgreSQL) (49) + Redis (24)

server:

+ AWS (52) + docker (44) + Google Cloud (19) + Linux (17) + kubernetes (16)

program:

+ Git (94) + Jira (43) + GitHub (15) + Elastic (8) + Figma (8) + Unity (7) + Prisma (6) + VS Code (6) + Xcode (5)

concept:

+ software (63) + HTML (53) + mobile app (53) + OOP (37) + api (34)

speaking:

+ Spanish (21) + Portuguese (18) + Hindi (8) + Chinese (6) + Croatian (5) + French (5)

us state:

+ California (6) + Florida (5) + New York (5) + Texas (5)

country:

+ United States (47) + Brazil (16) + Canada (15) + India (5)

country region:

+ North America (65) + South America (21) + Asia (19) + Eastern Europe (14) + Europe (13) + South Asia (11) + Latin America (8) + Middle East (7) + Western Europe (5)

Timezone:

(includes +1/-1 hour)

Featured Senior Back End Freelance Contractor Full Time Developers

1 to 20 of 149 devs ( view all 1412 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...

Senior Back End freelance contractor full time react node typescript angular

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...

Senior Back End freelance contractor full time react node typescript vue

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...

Senior Back End freelance contractor full time react node typescript angular

AI Specialist | Full-stack Engineer w/ 18+ Years Experience

Los Angeles, California, US or remote

As a top-rated Full Stack Engineer and CTO with an extensive 18-year track record, I have designed complex systems, managed numerous applications,...

Senior Back End freelance contractor full time react node typescript vue

Web Designer, Web Developer (Shopify, WordPress, Webflow, WooCommerce, Drupal), Graphic Designer

Miami Beach, Florida, US or remote

Experienced professional in the advertising and marketing agency industry. Renowned for my exceptional ability in helping businesses get ahead and...

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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...

Senior Back End freelance contractor full time react node typescript vanilla js

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...

Senior Back End freelance contractor full time react node typescript jquery

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....

Senior Back End freelance contractor full time 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,...

Senior Back End freelance contractor full time react node typescript angular

JS Chimp Creator - Laravel React Developer

Spring, Texas, US or remote

Howdy, I created JS Chimp to help developers get leads for projects, contracts, and full-time work and to help companies have focused access to...

Senior Back End freelance contractor full time react jquery 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...

Senior Back End freelance contractor full time react node typescript vue

Principal/Senior Full-Stack Developer

Amqui, Quebec, Canada or remote

I have always been absolutely fascinated with computers and technology. I’m fortunate to say now that what began as a self-taught hobby at a young...

Senior Back End freelance contractor full time 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...

Senior Back End freelance contractor full time react node typescript angular

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...

Senior Back End freelance contractor full time react node typescript angular

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...

Senior Back End freelance contractor full time react node typescript angular

Senior Software Engineer

Arvada, Colorado, US or remote

Hi everyone - I am looking for a new role and would appreciate your support. Thank you in advance for any connections, advice, or opportunities you...

Senior Back End freelance contractor full time react node typescript angular