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I maintain a JavaScript/Node.js price-collector that scrapes several e-commerce sites, stores the results, and feeds them to the frontend. Most filters behave, but the one tagged “Formulation” is dropping items. Whenever two products share the same dosage yet differ in presentation—spray versus vial, for instance—only one shows up. A previous pass with Claude AI couldn’t untangle the deduplication logic, so I need fresh eyes. You’ll inspect the current Node.js data-processing pipeline, the part that decides what counts as a duplicate, and the frontend query that renders the filter list. Your goal is to let both spray and vial (and any future variants) appear simultaneously while still blocking true duplicates. Deliverables • Updated deduplication or grouping routine in the scraper / API layer • Adjusted filter query so every unique dosage + presentation combo is exposed • Short change log explaining the fix and any schema tweaks • Pull request or patch ready to merge Acceptance criteria Running a fresh scrape shows at least one product pair where both presentations surface under “Formulation,” other filters continue to work, and response times remain unaffected.
ID Projek: 40335128
21 cadangan
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Hello, I’ll trace your Node.js dedupe and BigCommerce filter flow to isolate why same-dosage spray/vial items collapse together. I’ll adjust grouping so dosage + presentation stay unique, while true duplicates remain blocked. I’ll verify a fresh scrape exposes both variants under “Formulation” without slowing other filters, then provide a clean patch and concise change log. Thanks- Webcast Technology
$24 USD dalam 1 hari
6.6
6.6
21 pekerja bebas membida secara purata $22 USD untuk pekerjaan ini

Hi, I have over 5+ years of experience in both frontend and backend development. I will do the specified tasks. Key Areas of Expertise: a) Full-Stack Development: Proficient in both frontend and backend technologies Frontend: Next, Js, ReactJS, Bootstrap, JavaScript, jQuery Backend: Laravel, CodeIgniter, Node.js b) API Integration: Experienced in integrating and working with APIs to enhance application functionality. c) Microservices: Skilled in developing and integrating microservices for scalable and efficient solutions. d) Database Management: Competent in managing databases with Postgresql, MySQL, MongoDB, and Oracle. d) Server Handling: Adept at handling server environments such as AWS, Google Cloud, VPS, Apache, and Nginx. Let’s discuss how I can help achieve your project goals and add value. Lets connect in chat so that We discuss further. With Regards, Sai
$14 USD dalam 1 hari
8.1
8.1

Hello I can efficiently fix your JavaScript/Node.js price-collector's formulation filter deduplication bug. With strong expertise in JS/Node.js development and data manipulation, including robust deduplication logic, I will diagnose the issue and implement a reliable, tested solution. Ready to ensure your data is clean and accurate. Giáp Văn Hưng
$30 USD dalam 7 hari
6.8
6.8

As a Jack of all trades when it comes to technology, I believe I have the right set of skills to tackle your project head-on. Your need for skilled JavaScript/Node.js expertise aligns perfectly with my proficiency in these very same areas, particularly in developing robust APIs and efficiently scraping data from various platforms using web scraping technologies. The problem you're facing with deduplication is a familiar one and I understand how cumbersome it can be to fine-tune such complex pipelines. My experience with AI/LLM systems gives me an edge when it comes to identifying and fixing even the most intricate bugs and logic issues. I've worked with systems like Claude and other AI agents, which means you'll be leveraging my broad familiarity with state-of-the-art tools that could potentially solve the deduplication block. In addition to addressing your specific needs, you can also count on me for clear documentation of the changes made as well as timelines that are tested to ensure smooth integration into the main codebase along with optimized response times for a seamless user experience. Let's get started! Thanks, Jay
$20 USD dalam 7 hari
6.7
6.7

Hi there, I like how you have outlined your project description with clear objectives and acceptance criteria. Your project involves fixing a deduplication bug in a Node.js/JavaScript price-collector that scrapes e-commerce sites. Specifically, the "Formulation" filter incorrectly excludes products that share the same dosage but differ in presentation, such as sprays versus vials. You need the deduplication logic and frontend query refined to display all unique dosage and presentation combinations without affecting other filters or performance. With extensive experience in Node.js backend development and data processing pipelines, I have resolved similar deduplication and filtering issues by improving grouping algorithms and query logic. I understand how to carefully analyze the current data flow, identify root causes, and implement fixes that maintain efficiency and accuracy. I will deliver an updated deduplication routine in the scraper/API layer, adjust the frontend filter queries accordingly, and provide a concise changelog that explains the fix and any related schema updates. The pull request or patch will be ready for seamless integration. I look forward to helping you enhance your scraper’s accuracy and ensuring multiple product presentations appear distinctly under the "Formulation" filter. Please feel free to contact me to discuss the project details further.
$30 USD dalam 5 hari
6.1
6.1

Hi, hope you are well. I’ve carefully reviewed your requirements, and this is essentially the same type of project I completed two months ago. I am a skilled freelancer with 6+ years of experience in PHP, Web Scraping and I can deliver the results as quickly as possible. You can visit my profile to check my latest work and recent reviews. Looking forward to working with you, connect in chat. Talk soon.
$30 USD dalam 7 hari
4.8
4.8

Dear Client, I'm a top-rated full-stack developer with over 10 years of experience and 100% job success. I specialize in Node.js data pipelines and have deep experience debugging deduplication logic in scraping systems. My approach: I'll inspect your current Node.js data-processing pipeline to identify where the "Formulation" filter's deduplication logic is collapsing distinct presentation variants (spray vs. vial) that share the same dosage. I'll trace the flow from scrape storage through API layer to frontend query, then refactor the grouping routine to treat dosage + presentation as unique keys while preserving true duplicate blocking. I'll ensure the fix keeps response times unaffected and passes existing filters. I'll deliver a clean pull request with a short changelog documenting the schema or logic adjustments. I'm available to start immediately and can work with your existing codebase. Best regards, Md Ruhul
$35 USD dalam 2 hari
5.4
5.4

I am a Senior Node.js Developer with over 10 years of experience in data architecture and complex scraping pipelines. I specialize in refactoring "cluttered" deduplication logic into clean, multi-dimensional grouping systems. Deliverables Refactored Logic: A clean PR containing the updated deduplication routine. Schema Patch: Any necessary database migration or schema update scripts. The "Fix Report": A concise change log explaining why the previous logic failed and how the new composite key prevents data loss. I can start immediately and have a patch ready for your staging environment within 24 hours. Best regards, Oleksandr
$30 USD dalam 1 hari
3.7
3.7

Hi, I’m a Node.js developer with experience debugging scraper pipelines, product normalization, and frontend filter logic. I can trace the current deduplication flow, identify why formulation variants are being collapsed, and update the logic so unique dosage and presentation combinations such as spray and vial are both preserved while true duplicates are still removed. I’ve handled similar catalog and price feed issues where normalization rules were too aggressive and caused valid product variants to disappear from filters. For your project, I can review the scraper or API grouping logic, adjust the formulation filter query, and deliver a clean patch with a short changelog and schema notes if needed. Best regards, George
$20 USD dalam 7 hari
3.0
3.0

Hi, I am Vasyl, a skilled developer with 8+ years of experience in JavaScript, Node.js, and API Development. I have carefully reviewed your project description regarding the deduplication bug in the Formulation filter. My expertise in Node.js backend and frontend technologies like React makes me well-equipped to analyze and enhance the data-processing pipeline to ensure accurate filtration without compromising performance. I propose to update the deduplication logic in the scraper/API layer and refine the frontend query to display all unique dosage + presentation combinations. I am confident in my ability to deliver a solution that meets your requirements effectively. Let's discuss further to address this issue promptly. Thanks, Vasyl
$25 USD dalam 7 hari
2.6
2.6

Hey , I just went through your job description and noticed you need someone skilled in PHP, Data Processing, JavaScript, API Development, Data Management, jQuery / Prototype, Node.js and Web Scraping. That’s right up my alley. You can check my profile —I’m Software engineer working at large-scale apps as a lead developer with U.S. and European teams. I’ve handled several projects using these exact tools and technologies. Before we proceed, I’d like to clarify a few things: Are these all the project requirements or is there more to it? Do you already have any work done, or will this start from scratch? What’s your preferred deadline for completion? Why Work With Me? 1) Over 230 successful projects completed. 2) I have not received a single bad feedback since the last 5-6 years. 3) You will find 5 star feedback on the last 100+ major projects which shows my clients are happy with my work. 4) Long-term track record of happy clients and repeat work. I prioritize quality, deadlines, and clear communication. Availability: 9am – 9pm Eastern Time (Full-time freelancer) I can share recent examples of similar projects in chat. Let’s connect and discuss your vision in detail. Kind Regards, Imran Haider
$10 USD dalam 9 hari
2.4
2.4

Hi, I understand your requirement and I’m ready to fix the deduplication issue in your Node.js price-collector so different formulations (like spray vs vial) are no longer incorrectly filtered out. I’ll review the scraper logic, grouping rules, and frontend filter queries to ensure unique dosage + presentation combinations are properly handled. I have strong experience with Node.js data pipelines, scraping, and optimization, and I’ll deliver a clean fix with updated logic, adjusted queries, and a clear changelog without affecting performance. I will give 100% guarantee on accuracy and stability. Let’s connect on chat and discuss more about your project.
$10 USD dalam 7 hari
1.8
1.8

Hello, I specialize in Node.js data pipelines and web scraping systems, with strong experience handling deduplication logic, data normalization, and API-layer filtering for e-commerce datasets. I can confidently identify why your “Formulation” filter is collapsing variants and adjust the logic to preserve valid product differences like spray vs vial. I prioritize both speed and accuracy, so the work gets done efficiently without sacrificing quality. I will review your scraper and API flow to locate the deduplication rule (likely based on dosage-only keys), then refactor it to include presentation as part of the uniqueness criteria. I’ll also update the frontend/API query so each dosage + formulation combination is exposed correctly, while still preventing true duplicates. The fix will be clean, minimal, and performance-safe, with a clear changelog and ready-to-merge patch. Timeline: 1–2 days for debugging, fix, and validation. Let’s talk about more in details in chat. Looking forward to working with you.
$30 USD dalam 2 hari
1.0
1.0

Drawing from my experience as a Full Stack Web Developer with a strong command of Node.js, I believe I'm uniquely positioned to identify and resolve the deduplication bug that has been plaguing your price-collector. My understanding of data processing and clean development practices will be crucial in reviewing your current pipeline, tweak existing routines, if required, and ensure that any necessary schema changes don't disrupt existing functionalities. Moreover, my proficiency in building fast, responsive, and user-friendly interfaces complements the task of adjusting the filter query on the frontend, so that even minute differences like dosage form (spray vs. vial) are accurately captured and distinguishable to the users. An important factor we should consider is maintaining optimal response times which I assure you won't be compromised in my approach. In conclusion, hiring me means entrusting this task to a seasoned web developer who will not only fix but also enhance your data-processing pipeline and frontend functionality. The concise change log along with a pull request or patch ready for merging is all you would need thereafter. Choose me to make sure that all necessary variants appear simultaneously under "Formulation", offer your users an improved filtering experience while keeping the existing filters operational and running smoothly. Let's tackle this bug together!
$10 USD dalam 7 hari
0.0
0.0

I saw your project and am confident I can deliver on this. I'm currently working on a similar project and understand the importance of fixing the Formulation Filter Deduplication Bug. By inspecting the data-processing pipeline and adjusting the frontend query, I will ensure that both spray and vial (and any future variants) appear simultaneously while blocking true duplicates. With my expertise, I guarantee a seamless fix that will enhance the user experience and improve the accuracy of the filter results. I invite you to view my portfolio, which showcases the quality and results of my past work. I look forward to hearing from you. Regards, Sadiya
$20 USD dalam 7 hari
0.0
0.0

Hi! I specialize in Python web scraping (Selenium, BeautifulSoup) and can handle anti-bot measures. I'll deliver clean CSV/JSON/Excel output. Fast delivery, clean code. Let's discuss details!
$10 USD dalam 5 hari
0.0
0.0

Hello, I can debug and fix your Node.js price-collector deduplication logic to ensure products with the same dosage but different formulations (e.g., spray vs vial) are correctly displayed. I will analyze both the backend processing pipeline and frontend filter queries to identify where valid variants are being incorrectly merged. I will update the deduplication/grouping logic to preserve unique combinations (dosage + presentation) while still filtering true duplicates, and adjust the filter query to reflect all valid options without affecting performance. You will receive a clean patch/PR, updated logic, and a concise changelog explaining the fix. Looking forward to resolving this issue efficiently! With regards, Nainsi
$25 USD dalam 7 hari
0.0
0.0

Normal, United States
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