209 Best Mid Level Senior Contractor Developers For Hire In October 2025

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selected:

Mid Level [ x ] Senior [ x ] contractor [ x ]

framework:

+ React JS (184) + Node JS (174) + Express JS (142) + Sencha Ext JS (140) + Next JS (139) + jQuery (116) + Vue JS (91) + Angular JS (67)

language:

+ TypeScript (185) + Vanilla JS (150) + JavaScript (140) + Python (74) + PHP (67) + Java (40) + C# (29) + Go Golang (18)

utility:

+ JSON (167) + Three JS (40) + Redux JS (38) + Jest JS (31) + GraphQL JS (25)

ui:

+ CSS (107) + EJS (70) + Tailwind CSS (40) + SASS (26) + bootstrap (24)

career:

+ Junior (53) + Manager (38) + CTO (19)

stack:

+ Front End (179) + Full Stack (168) + Back End (117)

db:

+ MongoDB (118) + SQL (96) + MySQL (61) + Postgres (PostgreSQL) (52) + Redis (24)

server:

+ AWS (56) + docker (45) + Linux (20) + Google Cloud (16) + nginx (16)

program:

+ Git (139) + Jira (73) + GitHub (33) + Figma (25) + Prisma (11)

concept:

+ HTML (87) + software (71) + OOP (60) + mobile app (58) + api (52)

speaking:

+ English (207) + Spanish (25) + Hindi (19) + Portuguese (19) + French (11) + Russian (8) + Gujarati (5) + Urdu (5)

worker type:

+ full time (182) + freelance (161)

us state:

+ California (14) + Texas (10) + New York (8) + Florida (5) + Ohio (5)

country:

+ United States (79) + India (23) + Brazil (16) + Canada (9) + United Kingdom (8) + Australia (5) + Philippines (5)

country region:

+ North America (92) + Asia (42) + South Asia (30) + South America (21) + Eastern Europe (16)

Filters:

selected:

Mid Level [ x ] Senior [ x ] contractor [ x ]

framework:

+ React JS (184) + Node JS (174) + Express JS (142) + Sencha Ext JS (140) + Next JS (139) + jQuery (116) + Vue JS (91) + Angular JS (67)

language:

+ TypeScript (185) + Vanilla JS (150) + JavaScript (140) + Python (74) + PHP (67) + Java (40) + C# (29) + Go Golang (18)

utility:

+ JSON (167) + Three JS (40) + Redux JS (38) + Jest JS (31) + GraphQL JS (25)

ui:

+ CSS (107) + EJS (70) + Tailwind CSS (40) + SASS (26) + bootstrap (24)

career:

+ Junior (53) + Manager (38) + CTO (19)

stack:

+ Front End (179) + Full Stack (168) + Back End (117)

db:

+ MongoDB (118) + SQL (96) + MySQL (61) + Postgres (PostgreSQL) (52) + Redis (24)

server:

+ AWS (56) + docker (45) + Linux (20) + Google Cloud (16) + nginx (16)

program:

+ Git (139) + Jira (73) + GitHub (33) + Figma (25) + Prisma (11)

concept:

+ HTML (87) + software (71) + OOP (60) + mobile app (58) + api (52)

speaking:

+ English (207) + Spanish (25) + Hindi (19) + Portuguese (19) + French (11) + Russian (8) + Gujarati (5) + Urdu (5)

worker type:

+ full time (182) + freelance (161)

us state:

+ California (14) + Texas (10) + New York (8) + Florida (5) + Ohio (5)

country:

+ United States (79) + India (23) + Brazil (16) + Canada (9) + United Kingdom (8) + Australia (5) + Philippines (5)

country region:

+ North America (92) + Asia (42) + South Asia (30) + South America (21) + Eastern Europe (16)

Timezone:

(includes +1/-1 hour)

Featured Mid Level Senior Contractor Developers

1 to 20 of 209 devs ( view all 1690 devs )

Full Stack Engineer

Queens, New York, US or remote

Roshoon INC., USA, NY, Lead Engineer Nov 2024 - Present • Orchestrated the technical roadmap and architecture for Roshoon, delivering...

Mid Level Senior contractor react node typescript vue

JavaScript Web Developer

Columbus, Ohio, US or remote

JavaScript Web Developer S4 NetQuest Principal JavaScript developer for an online learning company. Led modernization efforts in migrating from...

Mid Level Senior contractor react node typescript vue

Front End Developer

Pittsburgh, Pennsylvania, US or remote

My career has taken me through a number of verticals across a wide array of projects: - I was the sole engineer of a design system for Nuix, where I...

Mid Level Senior contractor react typescript vue jquery

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...

Mid Level Senior contractor react node typescript express

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...

Mid Level Senior contractor react node typescript angular

Frontend Software Engineer

Flagstaff, Arizona, US or remote

Software Engineer at Faithlife May 2017 - Sep 2022 • Built and maintained Faithlife TV, a video stream service for the web, iOS, Android, Apple...

Mid Level Senior contractor react node typescript nextjs

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...

Mid Level Senior contractor react node vue jquery

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...

Mid Level Senior contractor react node typescript vue

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...

Mid Level Senior contractor 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...

Mid Level Senior contractor 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...

Mid Level Senior contractor 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...

Mid Level Senior contractor jquery json

Frontend Engineer

Salem, Utah, US or remote

As an experienced Frontend and Fullstack Engineer with over 7 years in the industry, I can develop everything from fast brochure sites to complex web...

Mid Level Senior contractor react node typescript vue

Front End Engineer

Frisco, Texas, US or remote

Skilled Front End Engineer with over 5 years of experience developing dynamic, user-centric applications. Expert in JavaScript, TypeScript, React.js,...

Mid Level Senior contractor react node typescript vanilla js

Web-Based software engineer

Los Angeles, California, US or remote

# Professional Experience ## Web Based Full Stack Engineer, Skechers (2015 – 2025) Built b2c e-commerce website and internal marketing tools....

Mid Level Senior contractor react node angular jquery

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”...

Mid Level Senior contractor react node jquery vanilla js

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....

Mid Level Senior contractor 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...

Mid Level Senior contractor react jquery vanilla js

Senior Frontend Software Engineer

Bronx, New York, US or remote

JOCKMKT | Senior Frontend Engineer | Remote | Nov 2022 - Oct 2023 - Developed and Maintained JockMKT’s React Native and NextJS web applications -...

Mid Level Senior contractor react node typescript jquery

Front end web developer

Tipp City, Ohio, US or remote

I've worked for a consulting company for 5 years and was fully involved with over 7 projects. Most were react / react native but I also worked on Vue...

Mid Level Senior contractor react node typescript jquery