
Millones de personas recurren a Freelancer para hacer realidad sus ideas.
Con la confianza de las principales marcas y startups
Publica tu proyecto gratis y conéctate con jQuery Developers profesionales listos para comenzar hoy. Compara ofertas, calificaciones y portafolios y solo paga cuando estés satisfecho con el trabajo.
~20 seg
a la primera oferta
279+
ofertas por proyecto
299+
jQuery Developers en línea
Sin pagos adelantados: paga únicamente cuando estés satisfecho con el trabajo entregado

10,0
10,0
97%

Surat, India
$15 USD por hora

9,2
9,2
99%

LUCKNOW, India
$25 USD por hora

9,5
9,5
99%

Kolkata, India
$20 USD por hora

9,4
9,4
98%

Karachi, Pakistan
$20 USD por hora

9,2
9,2
98%

Surat, India
$20 USD por hora

10,0
10,0
98%

Puttalam, Sri Lanka
$20 USD por hora

9,0
9,0
100%

New Delhi, India
$50 USD por hora

8,5
8,5
100%

MALAPPURAM, India
$50 USD por hora

10,0
10,0
97%

SURAT, India
$15 USD por hora
¿Buscas contratar un jQuery Developer? Estos son los proyectos mejor valorados de jQuery / Prototype que se realizaron recientemente en Freelancer, seleccionados a partir de opiniones verificadas de clientes con una puntuación de 4.5 estrellas o más, y que se actualizan mensualmente.
EL PROYECTO
Interactive resume modules were built for Skyresume, adding tap-to-expand sections, animated skill meters, and filterable project views integrated into the existing JSON-driven codebase. A developer with a 100% completion rate and 57% repeat hire rate delivered the work.
RESEÑA DEL CLIENTE
Johann is a great developer
JavaScript · CSS · Animation
EL PROYECTO
Built a browser-based calculator prototype with sliders, dynamic fields, and real-time outputs across three conditional scenarios. The client praised the rapid turnaround from concept to working module, rating the freelancer 4.9 across 370 reviews.
RESEÑA DEL CLIENTE
I was truly impressed by the turnaround time. After I shared my concept, he developed a prototype within few minutes , and with just a few minor tweaks and adjustments, the full module was up and running. He is highly helpful and trustworthy. I will definitely engage his services again and would gladly recommend him to others.
PHP · JavaScript · CSS
EL PROYECTO
Broken jQuery form validation was debugged and repaired across front-end and back-end layers, aligning error messages to each field's actual rules. The client praised the fixes as professional and stress-free, with the whole process smooth from start to finish.
RESEÑA DEL CLIENTE
We cannot thank Rajat enough for their professional, speedy and efficient service. I asked him to fix many issues in my website and have done a fantastic job! The whole process was stress-free, easy with no waiting or chasing. We highly recommend Rajat to anyone looking for a new website. Thanks Rajat for making our website as smooth as possible it's been a pleasure working with you.
PHP · JavaScript · MySQL
EL PROYECTO
A persistent add-to-cart bug that had stumped multiple developers was diagnosed and fixed in a jQuery-driven checkout flow, with regression-safe changes documented for future merges. The client noted the root cause was found and resolved quickly, praising the technical depth behind the solution.
RESEÑA DEL CLIENTE
Excellent GUY! We had a major bug in our application that many developers could not solve. He quickly understood the issue, found the root cause, and fixed it in a very short time. His technical knowledge, dedication, and fast response were outstanding. Very professional and reliable. Highly recommended, and I will definitely work with him again.
PHP · JavaScript · HTML
EL PROYECTO
A Next.js field-mapping application was built with a side-by-side UI for pairing source and destination schema fields, plus CRUD API routes for saving reusable mappings. The client noted all requirements were delivered accurately and on time.
RESEÑA DEL CLIENTE
Excellent developer! Delivered the project on time with high-quality work. Communication was clear throughout the project, and all requirements were implemented accurately. Very skilled, cooperative, and quick to resolve any issues. It was a pleasure working together, and I would definitely hire and recommend this developer for future projects. Thank you! ⭐⭐⭐⭐⭐
JavaScript · React.js · Frontend Development
A jQuery developer is a front-end programmer who uses the jQuery JavaScript library to build interactive website features, animations, AJAX calls, and DOM manipulations across browsers. Hiring a skilled jQuery developer means getting fast, cross-browser-compatible interfaces that work reliably on legacy systems, content management platforms, and modern web stacks alike.
jQuery remains one of the most widely deployed JavaScript libraries on the web, powering millions of WordPress sites, e-commerce stores, and enterprise applications. A freelance jQuery developer writes lightweight, maintainable scripts that handle user interactions, form validation, dynamic content loading, and visual effects without forcing a full framework rewrite.
The commercial value is practical. Many businesses run on legacy codebases that depend on jQuery, and rewriting them in React or Vue is rarely cost-effective. A jQuery expert keeps these systems running, adds new features, fixes browser bugs, and integrates third-party plugins without breaking existing functionality.
A jQuery freelancer typically handles a defined set of front-end engineering tasks. Common deliverables include:
Strong candidates pair jQuery fluency with the wider front-end toolchain. Expect proficiency in:
jQuery development serves a wide range of sectors. E-commerce stores rely on it for product galleries, quick-view modals, and cart interactions. Publishing and media sites use it for infinite scroll, lightboxes, and content filtering. SaaS dashboards, internal tools, and admin panels often combine jQuery with charting libraries for reporting interfaces. Education platforms, booking systems, real estate listings, and government portals also commonly run on jQuery-based front ends.
Look for candidates who can demonstrate clean, modular code rather than spaghetti scripts. Strong portfolio markers include published plugins on GitHub, contributions to open-source jQuery projects, and live sites showing complex interactive behavior. Check that they understand event delegation, scope and closures, AJAX error handling, and performance considerations like DOM caching and avoiding repeated selector queries.
Useful interview questions to ask:
Freelancer.com gives you access to a global pool of vetted front-end developers with deep jQuery experience, from solo specialists maintaining legacy systems to full-stack engineers building new interactive features. You can review portfolios, ratings, completion rates, and verified client reviews before you shortlist. Clients set their own budgets and receive competitive bids, so you control scope and cost. Whether you need a one-hour bug fix or a multi-week build, you can hire on Freelancer.com with confidence backed by Milestone Payments and dispute resolution.
Ready to get your interactive features built or fixed?
Hiring a jQuery developer goes smoothly when the brief is specific about the existing codebase, the browsers you support, and the exact behavior you need. The process below helps you attract qualified bids and pick the right freelancer for the job, whether it is a quick plugin fix or a full interactive feature build.
The clarity of your project post determines the quality of the bids you receive. A precise brief filters out generalists and attracts jQuery developers whose experience matches your stack. Head to the
Bids are short proposals, not just price quotes. A strong jQuery proposal shows the freelancer has read the brief, understands the existing code context, and has a clear approach in mind. Read each one carefully to see who is asking the right technical questions and proposing realistic timelines.
Final selection should combine proposal quality with profile evidence. For jQuery work, consistency matters more than a single flashy demo, because maintenance and bug-free integration depend on disciplined coding habits. Review each shortlisted freelancer's history on Freelancer.com before awarding.
Yes. jQuery still runs on a large share of websites worldwide, including most WordPress installations and countless e-commerce and enterprise systems. While greenfield projects often choose React or Vue, jQuery remains essential for maintaining, extending, and integrating existing codebases.
A JavaScript developer works with the broader language across frameworks and environments, while a jQuery developer specializes in the jQuery library and the DOM-driven patterns it encourages. Most strong jQuery freelancers are also competent JavaScript developers, but hiring specifically for jQuery signals you need someone fluent in plugin ecosystems, legacy patterns, and cross-browser quirks.
Yes. Many jQuery projects on Freelancer.com are small, defined jobs such as fixing a broken slider, adding form validation, or writing a single AJAX feature. You can post a fixed-price project for a one-off task or hire hourly for ongoing maintenance.
Simple bug fixes and plugin integrations can be completed in a few hours. Building a custom interactive component or migrating a legacy script usually takes a few days to a couple of weeks, depending on complexity and how much testing across browsers is required.
If your work is scoped to existing jQuery code, plugins, or interactive features on a CMS, a jQuery specialist is the efficient choice. If you are rebuilding the front end, integrating a modern framework, or handling design and UX as well, hire a broader front-end developer with jQuery as part of their stack.

Freelancer Enterprise
Emplea nuestra fuerza laboral de 90.3 millones para que tu negocio alcance más objetivos.

API de Freelancer
¿Por qué contratar personas cuando, en lugar de ello, simplemente puedes integrar nuestra talentosa fuerza laboral en la nube?
Publica hoy un proyecto y recibe ofertas de freelancers talentosos
Inspírate con proyectos de jQuery / Prototype

Diseño de sitio web.
USD 540 en 7 días.

Diseño de app.
USD 100 en 1 día.

Sitio web.
USD 430 en 1 día.

Diseño de sitio web.
USD 140 en 13 días.

Diseño de app.
USD 200 en 19 días.

Sitio web.
USD 150 en 13 días.

Sitio web.
USD 240 en 1 día.

Sitio web.
USD 100 en 1 día.
Millones de usuarios, desde pequeños negocios a grandes empresas, emprendedores a startups, utilizan Freelancer para hacer realidad sus ideas.
90.3 millones
90.3 millones
Usuarios registrados
25.9 millones
25.9 millones
Total de trabajos publicados