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Need to fix a product import (Amazon) + bulk publishing system for Mercado Libre. 4 recurring issues need real fixes, not patches: 1. Wrong categorization A static keyword map assigns wrong categories on ambiguous terms (e.g. "control" caused a deep fryer to be classified as shampoo). Ambiguous keywords need extra context before triggering a category; predictor queries should never use one generic word; category must be validated against product attributes (anti-correlation). 2. Cover photo rejected by MeLi MeLi requires pure white background, no logos/text. Amazon images often have badges. Need auto-pick of cleanest feed image, or a background removal API ([login to view URL]) before publishing. 3. Policy violations / catalog Detect mandatory catalog domains vs. optional suggestions. Never force catalog unless MeLi explicitly requires it (ME2_MANDATORY) — default to traditional listing. 4. Missing required attributes GTIN/EAN, brand, category-specific attrs (capacity, pieces, connectors) often missing/dropped. Need pre-validation that blocks only that product (not the whole batch) with a clear "missing X" message. Cross-cutting: individual and bulk publishing must share identical logic and produce the same result per product. Fixes must be verified with a real publish, not just a dry-run.
Project ID: 40549215
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85 freelancers are bidding on average $142 USD for this job

As a well-versed and skilled PHP developer, I understand how crucial it is to ensure accurate and efficient product imports in dynamic platforms like Amazon and Mercado Libre. Our software development company, experienced in building e-commerce websites and content management systems, has handled similar challenges in the past. We pride ourselves on delivering long-term solutions, not just quick fixes. Fixing the categorization issues by designing a more context-rich keyword mapping system while validating categories against specific product attributes (anti-correlation principle) is right up our alley. Finally, we will work on pre-validating missing product attributes like GTIN/EAN, brand, and category-specific fields to avoid the entire batch getting blocked due to missing information. With us, you can be assured of identical logic and results for both individual and bulk publishing processes. Throughout this process, we'll run real-life publishing tests instead of dry-runs alone which will ensure the efficacy of our solutions. In conclusion, our profound knowledge in PHP development combined with hands-on experience navigating e-commerce complexities makes our team an ideal partner for your project. We look forward to turning your Mercado Libre selling experience into a smooth one with lasting solutions!
$125 USD in 2 days
8.6
8.6

I can fix your Amazon, Mercado Libre publishing pipeline by rebuilding the core logic so bulk and single-product flows behave identically and reliably. My approach will replace the static keyword categorization with attribute-based validation to prevent wrong mappings, add a clean image compliance step (auto-selection or background removal API) for MeLi requirements, and enforce proper catalog rules based on official MeLi flags instead of hardcoded logic. I will also implement strict per-product validation for required fields (GTIN/EAN, brand, category attributes) so only invalid items are blocked with clear error messages instead of breaking the full batch. Finally, I’ll ensure a single shared publishing engine is used for both individual and bulk uploads, and validate fixes through real publishing tests, not dry runs, to guarantee production accuracy. If needed, I can start by mapping your current flow and identifying exactly where the logic diverges.
$250 USD in 7 days
7.3
7.3

Hello " Lets Gets Started, You are looking for Fix Amazon Product Import for Mercado Libre I know you have several tempting proposals here, but I guarantee you to be impressed by my work. I have various skills in API, Product Management, PHP, Data Integration, Photo Editing, Amazon and Magento. If you give me this chance you will be impressed, because I guarantee that I will meet your expectations. I invite you to get a look at my portfolio You Can see it from here : https://www.freelancer.com/u/sahildogra222 If you have any questions or queries, do not hesitate to contact me. I hope to start working with you. With regards! Sahil
$30 USD in 1 day
6.6
6.6

Hi, I'm Armin Nikdel. I can fix this as shared import/publish logic, not separate patches: replace the single-keyword category map with context-based category prediction, validate the MeLi category against product attributes, and make individual + bulk publishing use the same rules per product. For images and publishing rules, I would auto-select the cleanest Amazon feed image first, use background cleanup only when needed, detect ME2_MANDATORY catalog cases separately from optional suggestions, and add per-product pre-validation for GTIN/EAN, brand, and category attributes with clear “missing X” messages. I can do this for USD 220 in around 10 days, including least-data error logging and a real publish check. Before I start, what stack is the current importer built on, and do you already have a safe Mercado Libre test product/account path for the real publish verification?
$220 USD in 10 days
6.0
6.0

Broken marketplace pipelines usually come from overconfident rules: one-word classification, loose image selection, and missing validation gates before publishing. The fix here is to rebuild the logic so every product is validated against its own attributes before any category, image, or catalog decision is made, instead of relying on static keyword mapping. That removes the “control → shampoo” type failures entirely by forcing context-aware classification. For Amazon imports and Mercado Libre publishing, images can be automatically filtered or cleaned through background normalization so only white-ready visuals pass, while rejected ones are flagged per product instead of breaking the batch. Catalog handling and attribute checks should run per item, so ME2_MANDATORY rules only apply when explicitly required, and missing GTIN/EAN or variant attributes stop only that product with a clear error instead of blocking the full run. What system are you currently running this pipeline on—custom script, ERP, or a third-party integrator? Best regards, Fizza Nadeem K
$70 USD in 5 days
5.9
5.9

Hi Mr, I have experience doing integration with product systems and other platforms like Mercado Libre; the issues can he solved changing or adding validation with new logic or calling some api endpoint for comparison; the only thing that can be tricky is the image backgrpund but we can merge rotate images with the se of an api for bg removal; Im sure I can help you with this request. Kind regards.
$120 USD in 7 days
5.5
5.5

Hey there! I'm really pumped about this opportunity! I recently led a project with similar challenges and nailed it. Drawing from my experience in PHP, Magento, Photo Editing, Product Management, API, Data Integration, Amazon, I’m ready to dive into your project. Please come over chat and discuss your requirement in a detailed way. Cheers, Vishal Maharaj
$250 USD in 5 days
5.0
5.0

Hello, I appreciate the opportunity to bid on your project to enhance the product import and bulk publishing system for Mercado Libre. I understand the importance of addressing the recurring issues with categorization, image requirements, policy violations, and missing attributes to ensure a seamless integration. With over five years of experience in e-commerce platform integrations, particularly with Amazon and Mercado Libre, I have developed robust solutions to tackle similar challenges. My expertise in data validation and automated image processing will be instrumental in resolving the issues you've outlined. To effectively address your needs, I propose the following approach: - Implement a dynamic keyword mapping system to accurately categorize products based on contextual analysis, ensuring alignment with product attributes. - Integrate an image processing API to automatically select compliant images and remove any unwanted elements before publishing. - Develop a validation mechanism to distinguish between mandatory and optional catalog domains, allowing for flexibility in listings. - Establish a pre-validation process to ensure all required attributes are present, providing clear feedback for any missing information. I am eager to begin this project and am confident in delivering solutions that meet your goals while adhering to deadlines. I look forward to discussing this further and am available to start immediately.
$30 USD in 7 days
5.1
5.1

Hi, I am a full-stack web developer with 8 years of rich experience in software development. I am familiar with PHP, API Integration, Data Integration, Amazon product imports, Mercado Libre API, Magento, Product Management, image processing, and bulk publishing systems. I can fix the import and publishing flow by improving category prediction, validating required attributes before publishing, handling clean cover images, and making sure individual and bulk publishing use the same logic with clear per-product error messages. I'm an individual freelancer and can work on any time zone you want. Please contact me with the best time for you to have a quick chat. Looking forward to discussing more details. Thanks. Emile.
$250 USD in 7 days
4.5
4.5

Hi, your system isn’t just an import pipeline — it’s a classification and publishing engine where small logic errors (like keyword-based categorization or missing attribute validation) directly break compliance and cause failed listings on Mercado Libre and Amazon. The core issue here is that your current flow is treating ambiguous product signals as deterministic rules instead of validating them against structured product attributes and marketplace-specific constraints before publishing. I will rebuild the import logic so categorization uses multi-signal validation (not single keyword mapping), implement image pre-processing with automatic clean-image selection or background removal for MeLi compliance, separate catalog-mandatory logic (ME2_MANDATORY vs optional), and introduce strict per-product validation for required attributes so only invalid items are blocked while the rest of the batch publishes consistently in both bulk and individual flows. Before fixing the pipeline, do you want the system to prioritize “fail-safe blocking” (zero bad listings, stricter validation) or “max publishing rate” (higher throughput with post-fix corrections)? Best regards, Muhammad Saad K
$70 USD in 4 days
4.9
4.9

⚠️ If you're not happy, you don’t pay. ⚠️ Hi there, Thank you for checking my proposal and sharing the detailed project brief. I can fix your Amazon product import and bulk publishing system for Mercado Libre using advanced technology with a robust and scalable design. I will deliver: • Enhanced categorization logic with context-based keyword mapping • Automatic selection of cleanest images with background removal • Dynamic catalog handling to comply with MeLi policies • Pre-validation system for missing attributes to ensure seamless publishing You will also receive: • Comprehensive guide for managing the system efficiently I am confident I can execute your vision professionally and efficiently. Looking forward to discussing timeline and next steps. Best regards, Chirag.
$150 USD in 7 days
4.3
4.3

★ Hi Client ★ Is the current importer built on Magento's native import flow or a custom PHP integration with the Mercado Libre API? I can fix the category logic, image validation, catalog policy handling, required attribute checks, and ensure bulk and single publishing use the same verified workflow. As a senior PHP/API developer, I've built and fixed complex eCommerce integrations with marketplace APIs. I'll implement permanent fixes, validate with real publishing, and keep failures isolated per product. I can deliver perfect results and start immediately once we finalize the plan. Let's discuss the details via chat. Best regards.
$100 USD in 7 days
4.3
4.3

Hello, I am available immediately to address and resolve the recurring issues with your Amazon product import and bulk publishing system for Mercado Libre. With my expertise in PHP, Magento, and API integrations, I can swiftly tackle the challenges you are facing. I specialize in eCommerce platforms like Shopify and WordPress (WooCommerce), ensuring seamless product management and data integration. My experience with custom themes and scalable store architecture will guarantee a high-performing solution for your needs. I propose a meticulous approach to address the categorization, photo quality, policy compliance, and missing attributes issues. By implementing robust validation processes and integrating background removal APIs, I will ensure accurate and compliant product listings. Choose me for my proven track record in delivering reliable solutions with fast turnaround times. Let's start immediately to optimize your product import process for Mercado Libre. Looking forward to discussing further,
$30 USD in 7 days
3.9
3.9

Hi there, I understand that you need to address critical issues in your product import and bulk publishing system for Mercado Libre, particularly related to incorrect categorization, cover photo rejections, policy violations, and missing required attributes. These challenges can significantly impact your business operations, and I am here to provide tailored solutions. My name is Abdul Haseeb Siddiqui, and I bring over 6 years of experience in PHP, Magento, Photo Editing, Product Management, API integration, and data handling, making me well-equipped to tackle the complexities of your project. You can view my portfolio here: - https://www.freelancer.com/u/haseebsidd07 I am eager to collaborate with you to create efficient fixes for these issues, ensuring a smooth import and publishing experience. Thank you for considering my proposal. Regards, Abdul Haseeb Siddiqui
$30 USD in 7 days
3.4
3.4

Hello, I recently fixed a similar issue for a Shopify-based Amazon-to-Mercado Libre importer where MeLi rejected listings due to bad category mapping and poor images. The static keyword map was replaced with a lightweight ML predictor that checks product attributes before assigning categories, and images were cleaned using PhotoRoom’s API to meet MeLi’s white background requirement. I’d handle this by building a two-stage validator—first mapping keywords to MeLi’s categories only after cross-checking product specs, and second, running images through a background removal step before publishing. Bulk queues will run the same logic product-by-product to guarantee consistency between individual and batch modes. Every change will be tested against MeLi’s sandbox API before touching live listings, and failed products will be logged with clear error codes so you can fix upstream instead of guessing why something was skipped. The real win is cutting manual rework—no more rejected listings or category misfires clogging your pipeline. If this sounds right, I can review your current importer’s code and suggest the safest path forward. Thanks, Lazar.
$30 USD in 1 day
3.1
3.1

Hello! I am interested in your project and confident I can deliver excellent results. Let's discuss your requirements so I can start immediately.
$140 USD in 7 days
3.4
3.4

With my 15+ years of experience in backend development, I am confident I can effectively enhance your Amazon product import and bulk publishing system for Mercado Libre, fixing all the recurring issues you've mentioned. My extensive knowledge of ASP.NET and PHP—along with my capacity to swiftly manage SQL databases—is ideal for this project. In addition, I have a proven track record of managing similar jobs with a 100% on-time, on-budget, and acceptance rate. What sets me apart is not just my technical skill set but my comprehensive understanding of eCommerce systems- rooted in longstanding experience since 2011. Handling large volumes of data and optimizing it for various marketplace requirements has been second nature to me. Even more, I have substantial familiarity with APIs (Amazon MWS API & eBay API), making it easier for me to seamlessly integrate your existing systems. Critically analyzing and rectifying problems has always been my forte. I assure you that my fixes will go beyond patching—they'll tackle the root causes head-on. Most importantly, each fix will be carefully validated before implementation—ultimately broken down into individual and bulk publishing—to ensure a unified and correct publication, per product. Let's collaborate to reinforce your Amazon-Mercado Libre workflow together!
$140 USD in 20 days
2.7
2.7

Hello, I have experience developing and optimizing product synchronization and marketplace integration systems, including product validation, API workflows, bulk processing, and listing automation for large catalogs. I understand the goal is to permanently resolve the recurring Amazon-to-Mercado Libre import issues rather than applying temporary fixes. This includes improving category prediction, validating product attributes, selecting compliant cover images, handling Mercado Libre catalog policies correctly, and ensuring identical behavior between individual and bulk publishing. My approach is to audit the existing import pipeline and publishing logic, identify the root cause of each issue, and refactor the workflow into a unified validation layer shared by both single and bulk publishing. I'll implement contextual category matching with attribute validation, automate compliant image selection or background removal, validate catalog requirements before publishing, and perform pre-flight checks for required attributes so only affected products are blocked with clear error messages. Finally, I'll verify the fixes through real Mercado Libre publishing tests to ensure reliable production behavior. Estimated timeline: 5–7 days. Milestones: • Audit existing import and publishing workflow • Implement and test all validation and publishing fixes • Verify with real publishing and deliver documented source code kind regards, Teofilo
$80 USD in 7 days
2.8
2.8

As the founder of Vision Craft Experts, I have spent the last four years becoming highly skilled in web application development and SaaS product development in particular. I can assure you that I am capable of providing the fixes your project urgently needs. In addition to technical expertise, my focus on delivering scalable and maintainable solutions ties directly to your project's need for real fixes rather than patches. More so, my experience stretches beyond just fixating surface level issues to addressing cross-cutting concerns ensuring that any fix made passes a real publish test rather than just a dry-run. My commitment is to provide tailored, well-communicated, and long-term supported solutions that serve to fuel your business growth.
$140 USD in 7 days
2.8
2.8

Hi, I will resolve the product import issues for Amazon and the bulk publishing system for Mercado Libre with precise solutions. The categorization errors will be addressed by implementing a dynamic keyword mapping system that considers context, ensuring accurate category assignment based on product attributes. For the cover photo rejections, I will integrate an image processing API to automatically select compliant images or adjust the backgrounds as necessary. To tackle policy violations, I will enhance the catalog detection logic, ensuring that only mandatory domains are enforced while allowing for traditional listings otherwise. Additionally, I'll implement a robust pre-validation system for missing attributes, ensuring products are blocked only when essential information is absent, accompanied by clear error messages. I have extensive experience with similar integrations, ensuring that both individual and bulk publishing processes yield consistent results. Once the fixes are implemented, I will conduct real publish tests to verify correctness and reliability. Let’s move forward to ensure your system operates flawlessly. Thank you.
$156 USD in 7 days
2.6
2.6

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