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I need targeted improvements to the drag-and-drop behaviour across the UI components in my web app. At the moment the cursor feels jumpy and the drop zones don’t always register, so users get frustrated. Your task is to polish the entire interaction: clean, predictable grab states, smooth dragging, clear visual feedback while hovering over valid targets, and a reliable drop that snaps the component into place every time. You’ll be working directly in the current codebase (HTML/CSS/vanilla JS with a small helper library), so please be comfortable reading and refactoring existing logic rather than rebuilding from scratch. I’ll give you access to a staging branch plus screen recordings that show the specific rough spots; you’ll return the updated files and a concise change log explaining what you touched. Core acceptance criteria • Cursor state changes instantly on grab and release • Components drag smoothly at 60 fps (no layout thrash) • Visual highlight turns on only over valid drop targets and disappears immediately after drop • Drop consistently fires the callback already wired into the app Once the interaction feels right on Chrome, Firefox and Safari (desktop and mobile), we’ll merge to production.
Project ID: 40212476
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Active 2 mos ago
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I will create this project from start to finish with clean and well-structured code. The project will be properly deployed following best practices. This will serve as a small but complete sample demonstrating functionality and quality. All core requirements will be implemented and tested before delivery.
$10 USD in 40 days
1.1
1.1
48 freelancers are bidding on average $18 USD/hour for this job

Hello, I read your drag-and-drop refinements request and I’m confident I can deliver crisp, pixel-perfect interaction across Chrome, Firefox, and Safari on desktop and mobile. I’ll audit the current vanilla JS flow, reduce layout thrash, and implement instant grab/release states, 60fps dragging, and precise drop-target highlighting that disappears immediately after drop. I’ll ensure the drop callback fires reliably and provide a visual, accessible cue for valid targets. What you’ll get: a refactored drag-and-drop module with minimal reflow, GPU-friendly animations, responsive hover feedback, and a robust drop that snaps into place. Deliverables include updated source files in the staging branch and a concise change log detailing each fix and rationale. Approach: incremental refactor in small, testable steps to avoid regressions; unit-style checks for grab/drag/drop states; CSS transitions for smooth visuals; lightweight event handling compatible with your helper library. I’ll align with your existing HTML/CSS structure and keep changes focused to minimize risk. Next steps: I can start immediately and target a first iteration within 3-4 days, followed by a quick QA window. Best regards, Muhammad-
$20 USD in 20 days
5.7
5.7

Dear Shervin Z., I am a seasoned frontend developer with expertise in JavaScript, Mobile App Development, CSS, HTML5, and Interaction Design. I understand the frustrations caused by the jumpy drag-and-drop behavior in your web app. My approach involves refining the entire interaction process to ensure smooth dragging, clear visual feedback, and precise drop placement. With experience in working directly within existing codebases and optimizing interactions for user satisfaction, I am well-equipped to tackle this project. I am committed to delivering a polished UI that meets your criteria across various browsers and devices. I prioritize clear communication and reliable delivery, ensuring that the refined drag-and-drop feature seamlessly integrates into your web app. I am eager to discuss how I can enhance your project further. Looking forward to the opportunity to collaborate. Warm regards,
$12 USD in 40 days
5.6
5.6

Hello! I'm an expert frontend developer with over 9 years of experience specializing in polishing interactive UI components and creating smooth, 60fps drag-and-drop interactions with vanilla JavaScript. Here's how I can help: - Diagnose and fix the jumpy cursor and unreliable drop zones in your existing codebase. - Refactor the logic for instant cursor feedback, smooth dragging, and clear visual highlighting of valid targets. - Ensure the drop callback fires consistently and the interaction is buttery-smooth across Chrome, Firefox, Safari, and mobile. I'll provide updated files with a clear change log. To efficiently target the issue, could you share the name of the small helper library you're currently using for drag-and-drop?
$12 USD in 40 days
4.9
4.9

Hi there, I’ve reviewed your project requirements and I am confident in my ability to enhance the drag-and-drop behavior in your web app. With over 10 years of experience in web development, particularly in JavaScript, HTML, and CSS, I can refine the UI interactions to ensure smooth and responsive user experiences. I specialize in optimizing user interfaces and can focus on cleaning up cursor states, improving visual feedback, and ensuring reliable drop functionality as per your acceptance criteria. Once we finalize the improvements on the staging branch, I will provide a detailed change log for your review before merging to production. Best regards, Volodymyr
$50 USD in 20 days
4.7
4.7

Hello Shervin, I came across your project Refine UI Drag-and-Drop and I am very interested in working with you. I have reviewed your requirements and fully understand the scope and expectations. I specialize in JavaScript, Mobile App Development, CSS, HTML5, Web Development, Frontend Development, Interaction Design, Web Design and have successfully delivered similar projects before. I am committed to delivering high-quality work with reliability, clarity, and professionalism. I work transparently throughout the project so progress, deadlines, and expectations stay clear at every stage. I would be glad to discuss further details and am ready to start immediately. Looking forward to hearing from you. Regards, Anum
$8 USD in 40 days
4.7
4.7

Hi there, I'm Kristopher Kramer from McKinney, Texas. I’ve worked on similar projects before, and as a senior full-stack and AI engineer, I have the proven experience needed to deliver this successfully, so I have strong experience in CSS, JavaScript, Frontend Development, Web Design, Mobile App Development, Interaction Design, HTML5 and Web Development. I’m available to start right away and happy to discuss the project details anytime. Looking forward to speaking with you soon. Best regards, Kristopher Kramer
$30 USD in 40 days
4.4
4.4

Hi, I understand your need for refined drag-and-drop behavior to enhance user experience in your web app. By focusing on clean and predictable interactions, I can ensure smooth dragging, reliable drop zones, and clear visual feedback. With over 7 years of experience in front-end development, I am proficient in HTML, CSS, and vanilla JavaScript, which are essential for this task. My relevant skills in optimizing user interactions align perfectly with your goals to create a seamless experience across multiple browsers. I will directly work in your current codebase to address the highlighted rough spots and provide an updated version along with a concise change log. Let's discuss your specific needs further, and I can begin the project right away. Best regards, Andrii
$25 USD in 24 days
4.5
4.5

Dear Shervin Z., I saw your project titled "Refine UI Drag-and-Drop" and I'm interested in submitting a proposal. With over 10 years of experience in software development, I have a proven track record and strong expertise in the required skillset, including Web Development, Mobile App Development. Here's a bit more about my skillset: Skills: JavaScript, Mobile App Development, CSS, HTML5, Web Development, Frontend Development, Interaction Design, Web Design I'm confident I can deliver exceptional results for your project. Would you be open to discussing this further? Thank you for your time. Sincerely, A Mateen
$12 USD in 40 days
4.6
4.6

Hello, I’ve reviewed your brief and the pain points (jumpy cursor, missed drop zones, unreliable snaps). I’ll refactor the existing HTML/CSS/vanilla JS drag logic, no rewrite, so grab states flip instantly, dragging is done via transform+pointer events with requestAnimationFrame to avoid layout thrash and keep 60fps, and hit-testing for targets uses bounding checks/elementFromPoint to ensure highlights only appear over valid drop zones. I’ll add lightweight CSS class toggles for immediate cursor feedback, debounce-free highlight toggling so it disappears on drop, and ensure the existing drop callback is invoked reliably after a successful snap. I’ll work in the staging branch, apply minimal, well-commented changes, and deliver updated files plus a concise changelog outlining touched functions and reasoning. Timeline: I can start once I have branch access and screen recordings and deliver a tested iteration across Chrome, Firefox and Safari (desktop and mobile) in 3 days. Can you confirm the staging branch name and the small helper library used (or paste its filename) so I can prepare the refactor? Best regards,
$30 USD in 19 days
4.7
4.7

Hi there, I’m Ahmed from Eastvale, California — a Senior Full-Stack Engineer with over 15 years of experience building high-quality web and mobile applications. After reviewing your job posting, I’m confident that my background and skill set make me an excellent fit for your project — Refine UI Drag-and-Drop . I’ve successfully completed similar projects in the past, so you can expect reliable communication, clean and scalable code, and results delivered on time. I’m ready to get started right away and would love the opportunity to bring your vision to life. Looking forward to working with you. Best regards, Ahmed Hassan
$40 USD in 40 days
3.5
3.5

Hello, a immediate availability: I can start now and devote focused sessions until the refinements are complete. Relevant hands-on experience: I’ve refactored drag-and-drop in vanilla JS with attention to frames, 60fps performance, and accessible drop targets, delivering stable cursor grab/release and crisp visual feedback. I will audit the existing logic, pin down layout thrash hotspots, implement instant cursor states, drive the drag path with requestAnimationFrame, and ensure drop targets highlight only on valid zones with a reliable callback. I’ll return updated files and a concise change log detailing exactly what changed and why, aligned with your staging branch and screen recordings. Best regards, Mojjammil
$20 USD in 40 days
3.4
3.4

With my 5+ years of experience as a full-stack developer and my proficiency in multiple programming languages including Javascript, I am confident in my ability to quickly understand and enhance your existing codebase. My experience has taught me how to take a systematic approach to debugging, refining, and refactoring code for optimal performance. Moreover, my background in web development, particularly with modern frameworks like React and Node.js, equipped me with the skills to improve user experiences through smooth and reliable interactivity – a relevance that aligns well with the project you’ve outlined. In fact, in a recent assignment I was able to significantly overhaul the drag-and-drop feature of a large-scale e-commerce site resulting in improved navigation and reduced user frustration. I’m committed to delivering high-quality solutions that meet not only the specifications laid out in your acceptance criteria but also exceed your expectation. I look forward to bringing that same level of commitment, attention, and skill to refine the UI drag-and-drop behaviour of your web app to ensure smooth cursor movements, clean grabs, clear visual feedbacks and reliable drop states across all targeted platforms. Let's merge this project into production and wow your users together!
$12 USD in 40 days
3.5
3.5

Hi there! With 9 years of experience in the field, I am the best fit to complete this project. I have the relevant skills to deliver targeted improvements to the drag-and-drop behavior across the UI components in your web app. ### How I will be completing this project: I will work directly in the current codebase, utilizing my expertise in HTML, CSS, and vanilla JS to enhance the drag-and-drop interaction. I will focus on cleaning up the grab states, ensuring smooth dragging, providing clear visual feedback for valid drop targets, and implementing reliable snapping behavior upon drop. ### What tech stack I will be following: I will be using HTML, CSS, and vanilla JS along with a small helper library to achieve the desired improvements. I am comfortable reading and refactoring existing logic to enhance the user experience without rebuilding from scratch. ### Past Experience: I have worked on similar solutions in the past, optimizing user interactions and enhancing overall usability. Leveraging my experience, I will ensure that the cursor state changes instantly on grab and release, components drag smoothly at 60 fps, visual highlights appear only over valid drop targets, and drops consistently trigger the callback function. ### Roadmap: 1. Review current codebase and identify areas for improvement 2. Implement clean grab states and smooth dragging functionality 3. Enhance visual feedback for valid drop targets 4. Implem
$8 USD in 7 days
3.5
3.5

I hope you're doing well! My name is Nawal, and I bring over nine years of experience in [ProjectTitle]. After carefully reviewing your project brief, I’m confident that I understand your needs and can deliver exactly what you're looking for. Here’s what I offer: ✅ Multiple initial drafts within 24 to 48 hours ✅ Unlimited revisions until you're 100% satisfied ✅ Final delivery in all required formats, including the editable master file and full copyright ownership You can check out my portfolio and past work here: ? Freelancer Profile – eaglegraphics247 I’d love to discuss your project further and explore how we can make your vision a reality. Let me know a convenient time for a quick chat! Looking forward to working together. Best regards, Nawal
$10 USD in 2 days
3.1
3.1

Hi, I reviewed your project about "Refine UI Drag-and-Drop" and noticed that you're working with a vanilla JS codebase complemented by a small helper library for drag-and-drop interactions. That tells me the main challenge here is ensuring smooth, consistent dragging performance and precise drop zone recognition across multiple browsers and devices without rebuilding the existing logic. I’ve worked on similar frontend development projects where I: - designed scalable backend APIs, - implemented secure authentication and data models, - and delivered production-ready web/mobile features. For your project, I’d suggest starting with detailed profiling and refactoring of the event handling and state management code related to cursor and drag events to achieve 60 fps smoothness and reliable drop callbacks, which will help avoid layout thrashing and inconsistent visual feedback. Before moving forward, I have one quick question: Could you share more details on the current helper library used for drag-and-drop and any constraints on modifying it? If this aligns with your expectations, I can outline a clear implementation plan and timeline right away. Best regards, Nilo
$20 USD in 8 days
3.3
3.3

Hello, I’ve reviewed your UI drag-and-drop refinement request and I’m confident I can polish the entire interaction without rebuilding from scratch. You’ll get clean, predictable grab states, smooth dragging at 60 fps, and reliable drop behavior that snaps components into place, with clear visual feedback only when hovering valid targets. I’ll work directly in your HTML/CSS/vanilla JS setup and your small helper library, refactoring where needed to eliminate layout thrash, optimize event flow, and ensure the existing drop-callback fires consistently. What I’ll deliver: - Instant cursor state changes on grab and release - 60 fps drag with stable layout and no jank - Visual highlight only over valid drop targets; it disappears immediately after drop - Reliable drop that triggers the pre-wired callback every time - Updated files with concise changelog detailing what changed and why I’ll provide a concise change log and the updated files for your staging branch, plus screen-record annotations to illustrate the exact improvements. A few questions to ensure alignment: Best regards, Jordan Rafael
$50 USD in 30 days
2.9
2.9

Hello, How are you? I have checked your job description and I’m confident I can complete exactly what you need. I have extensive experience with HTML, CSS, and JavaScript, specifically in refining UI interactions and optimizing drag-and-drop functionalities. I understand the importance of having a smooth user experience, and I’m familiar with enhancing cursor states, ensuring components drag smoothly at 60 fps, and implementing clear visual feedback for valid drop targets. This project is an ideal match for my skills and experience, especially since I will be working directly in your codebase. I am comfortable reading and refactoring existing logic as needed. Please send me a message so that we can discuss more. Thanks,
$25 USD in 24 days
2.1
2.1

Hello there! As a seasoned UI/UX designer with a knack for creating seamless user experiences, I couldn't help but feel a connection to your project. Your web app's drag-and-drop functionality deserves some TLC, and I'm here to make it shine. With my expertise in refining interactions and my hands-on experience in HTML/CSS/JS, I'm confident I can tackle this task head-on. Let's chat and bring some magic to your app!
$15 USD in 40 days
2.3
2.3

With over 8 years of experience as a full-stack developer, I am confident I can refine the drag-and-drop behavior, ensuring a smooth and engaging user experience for your web app. My expertise spans HTML/CSS/vanilla JS, which aligns perfectly with your project requirements. I have a keen eye for detail, and my approach to coding involves analyzing existing elements for enhancements as opposed to starting from scratch. This methodology allows me to minimize disruptions to the existing codebase while delivering tangible improvements that boost functionality and overall performance. Ready to start immediately and deliver professional results. Timeline and cost after discussion. Portfolio: https://www.freelancer.com/u/moizs13 ✔ 100% satisfaction guaranteed ✔ High-quality professional work Regards, Moiz Y
$8 USD in 1 day
2.0
2.0

Hi, I can enhance the UI drag-and-drop functionality in your web app by refining the grab states for smoother dragging, ensuring precise drop zone registration, and providing clear visual feedback during interactions. I will work within the existing HTML/CSS/vanilla JS codebase, focusing on improving the current logic rather than starting from scratch. Before proceeding, I would like to confirm: 1. Are there any specific browser versions or devices where the drag-and-drop behavior needs to be optimized? 2. Do you have a preferred method for testing the updated interaction on different platforms? Why choose us: - Extensive experience in optimizing UI interactions for enhanced user experience - Proficient in working with existing codebases and implementing targeted improvements - Dedicated to delivering polished and reliable drag-and-drop functionality I would really like to connect with you to discuss this project further. Let's chat and ensure a seamless user experience for your web app. Thanks!!
$12 USD in 40 days
2.2
2.2

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