55 Best Mid Level Senior JavaScript Freelance North America Developers For Hire In October 2025
Featured Mid Level Senior JavaScript Freelance North America Developers
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...
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...
Sr. Software Engineer
Austin, Texas, US or remote
SunPower Corporation, Austin, TX Sr. Software Engineer (Jan 2022 - Present) - Led the design and development of a dynamic, React-based financial...
Experienced Full Stack Software Engineer
Springfield, Massachusetts, US or remote
I am a Certified Scrum Master and a fullstack agile software developer with more 20+ years of experience in IT. I enjoy working with people and enjoy...
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...
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,...
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....
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”...
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....
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 -...
Software Engineer
Providence, Rhode Island, US or remote
Northrop Grumman | Middletown, RI | Feb 2017 – Present Seaware LMS - Learning Management System for US Navy ● Developed for a Learning...
Full Stack Web Developer
Ponte Vedra, Florida, US or remote
Bringing to the table over 17 years of expertise, I am a dedicated web developer with a flair for crafting dynamic web solutions that propel business...
Frontend Web Developer
Portland, Oregon, US or remote
Lute (Open Source Contributor) - Rewriting UI of Python/Flask desktop app using React with Vite - Writing unit tests using Jest - Implementing UI...
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...
Front End Developer
Honolulu, Hawaii, US or remote
I have helped a couple of start ups transform from an idea to having a product that has garnered attention. The two that mostly come to mind are...
Software Developer
Concord, New Hampshire, US or remote
I’ve worked with numerous startups, small businesses and individuals during my 12 year career in every capacity from consulting and freelancing to...
Software Engineer
Buffalo, New York, US or remote
Hi, I am a full-stack developer with 1.5 years of experience using the MERN stack. Being a full-stack developer allows me to not only develop...
Generative AI Consultant - React + Javascript
Montreal, Canada or remote
I started working with Javascript since 2013 and React since 5 years ago and have a strong interest in AI, Gaming, and Finance. For example I built a...
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...
Senior Full Stack Engineer
Westfield, Indiana, US or remote
Results-driven Full Stack Engineer with over 10 years of experience in developing and scaling software products. Proficient in JavaScript, HTML, CSS,...
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