The Best Senior Javascript Engineers to Hire in 2025

Hire senior javascript engineers in 24 hours or less. Get matched with in-demand, freelance and full-time talent for just $99/mo.
Our trusted network of senior javascript engineers have worked with these clients
The Patron
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Anonymous
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Public
Senior UI Developer
EMEA
Location
$125,000
Salary
$60/hr
Hourly Rate
97%
Approval Rating
Expert in UI design with deep knowledge of JavaScript and CSS, driving innovative web solutions.
Service Workers
The Passionate One
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Anonymous
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Public
JavaScript Developer
AMER
Location
$80,000
Salary
$38/hr
Hourly Rate
94%
Approval Rating
Skilled in JavaScript development with a focus on responsive design and usability.
WebSocket
Hiring on our auction-based, open-talent ecosystem

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1. Post your job request

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2. Search and bid for talent

Explore our database of in-demand senior javascript engineers. Send bids with "intent to hire" to kickstart introductions within 24 hours.

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In-demand talent, ready to hire within 24-hours
Our best senior javascript engineers
The Leading Lady
JavaScript Software Engineer
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Anonymous
open-eye-icon
Public
EMEA
Location
$100,000
Salary
$48/hr
Hourly Rate
90%
Approval Rating
Specializes in web application development with a keen eye for design and user experience.
Featured Skills
Vue.js
The Visionary
Senior Frontend Engineer
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Anonymous
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Public
APAC
Location
$140,000
Salary
$67/hr
Hourly Rate
92%
Approval Rating
Creative frontend engineer excelling in JavaScript and React, with extensive experience in building scalable UI components.
Featured Skills
Jest
The Hero
Senior JavaScript Developer
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Anonymous
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Public
AMER
Location
$120,000
Salary
$58/hr
Hourly Rate
95%
Approval Rating
Experienced in full-stack development with a focus on JavaScript frameworks and a passion for creating interactive applications.
Featured Skills
React
The Mastermind
Lead JavaScript Engineer
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Anonymous
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Public
AMER
Location
$130,000
Salary
$62/hr
Hourly Rate
88%
Approval Rating
Proficient in JavaScript and modern frameworks, leading teams to deliver high-quality software solutions.
Featured Skills
Mocha
The Performer
JavaScript Architect
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Anonymous
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Public
APAC
Location
$145,000
Salary
$70/hr
Hourly Rate
91%
Approval Rating
Innovative architectural leader skilled at designing complex JavaScript applications with a focus on performance and scalability.
Featured Skills
Lighthouse
The Patron
Senior UI Developer
eyelashes-closed-icon
Anonymous
open-eye-icon
Public
EMEA
Location
$125,000
Salary
$60/hr
Hourly Rate
97%
Approval Rating
Expert in UI design with deep knowledge of JavaScript and CSS, driving innovative web solutions.
Featured Skills
Service Workers
The Passionate One
JavaScript Developer
eyelashes-closed-icon
Anonymous
open-eye-icon
Public
AMER
Location
$80,000
Salary
$38/hr
Hourly Rate
94%
Approval Rating
Skilled in JavaScript development with a focus on responsive design and usability.
Featured Skills
WebSocket
The Dreamer
Junior JavaScript Developer
eyelashes-closed-icon
Anonymous
open-eye-icon
Public
EMEA
Location
$70,000
Salary
$34/hr
Hourly Rate
86%
Approval Rating
Passionate about web development with strong foundational skills in JavaScript and eager to learn.
Featured Skills
Axios
The Antagonist
Senior Full Stack Developer
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Anonymous
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Public
APAC
Location
$115,000
Salary
$55/hr
Hourly Rate
89%
Approval Rating
Adept in both front-end and back-end development, ensuring robust application performance and user experience.
Featured Skills
Fetch API
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Common jobs to be done for senior javascript engineers

<h3 class="uui-heading-subheading">Frontend Development</h3><div class="jtbd-card"><div class="jtbd-card-single">Implementing UI components with React or Vue.js.</div><div class="jtbd-card-single">Optimizing website load times using lazy loading techniques.</div><div class="jtbd-card-single">Creating custom hooks for reusable logic in React.</div><div class="jtbd-card-single">Building interactive forms with form validation and error handling.</div></div><h3 class="uui-heading-subheading">Code Quality Assurance</h3><div class="jtbd-card"><div class="jtbd-card-single">Writing unit tests with Jest or Mocha frameworks.</div><div class="jtbd-card-single">Conducting code reviews to ensure best practices.</div><div class="jtbd-card-single">Refactoring legacy code for improved maintainability.</div><div class="jtbd-card-single">Implementing linters and formatters for consistent code style.</div></div><h3 class="uui-heading-subheading">API Integration</h3><div class="jtbd-card"><div class="jtbd-card-single">Consuming RESTful APIs using Axios or Fetch API.</div><div class="jtbd-card-single">Handling authentication tokens for secure API calls.</div><div class="jtbd-card-single">Implementing real-time features with WebSocket communication.</div><div class="jtbd-card-single">Creating middleware for API request logging and error handling.</div></div><h3 class="uui-heading-subheading">Performance Optimization</h3><div class="jtbd-card"><div class="jtbd-card-single">Analyzing web performance metrics using Lighthouse.</div><div class="jtbd-card-single">Minifying CSS and JavaScript files to reduce file size.</div><div class="jtbd-card-single">Implementing service workers for offline capabilities.</div><div class="jtbd-card-single">Caching API responses to improve load times.</div></div>

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