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I run [login to view URL] on Zen Cart and the checkout—especially the freight quoting—keeps letting customers down with inaccurate shipping costs and a generally clunky flow. I need an experienced Zen Cart developer to dive in, isolate the bugs that are breaking the quote logic, and streamline the whole checkout so it feels fast and reliable on both desktop and mobile. it is an old version of Zen Cart, we are presently using: v1.5.8 Key points you’ll be tackling: • Diagnose and correct the freight-rate calculations so every quote is accurate. • Smooth the overall checkout process (field validation, cart updates, confirmation screens). • Remove any obvious bugs that are creating friction or errors along the way. • Test thoroughly with live and sandbox orders to prove the fixes hold under typical volumes. Once that foundation is solid, I’m open to a phase-two discussion about modernizing the site’s look and feel, but the priority right now is a rock-steady, user-friendly checkout. Please outline your approach, estimated timeframe, and any recent Zen Cart projects that show you know your way around its shipping and payment modules.
Project ID: 40594582
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142 freelancers are bidding on average $137 AUD for this job

Hi! I have experience working with **Zen Cart** and can diagnose and fix your freight quoting issues, optimize checkout flow, and eliminate bugs affecting shipping calculations and order processing. I’ll thoroughly test with sandbox and live orders to ensure accurate quotes and a smooth user experience on all devices. I’m also happy to discuss a future design modernization once the checkout is stable.
$140 AUD in 7 days
9.4
9.4

With over 5 years of e-commerce development experience, specializing in Zen Cart, I propose a tailored solution for primealternatives.com.au. I will audit and fix shipping cost inaccuracies, optimize the checkout process for a seamless user experience, and conduct thorough testing in 4-6 weeks. Past successes include enhancing shipping and payment modules for improved accuracy. Let's work together to enhance your website's checkout experience and drive business growth.
$225 AUD in 5 days
8.2
8.2

Hello. WordPress development expert ready to help you with a project. I have more than 400 good reviews and more than 15 years of development experience behind, so project will be done with the best quality and timeframe. Free bug fixing support. We can always make deal on price. Tnx, and hope to hear you soon.
$250 AUD in 7 days
8.3
8.3

With a robust background in web development and an intricate knowledge of CMS systems like Zen Cart, I'm equipped to handle all the modifications and enhancements your site requires. Given that you're currently running an older version of Zen Cart, it's crucial to have a seasoned developer who can navigate through the complexities of your existing infrastructure - I assure you, I fit the bill perfectly. Having worked with several reputed firms in the past, I understand the need for reliable solutions, delivered within set timelines. My approach would be systematic: diagnose and resolve every error that's plaguing your shipping calculations; streamline the entire checkout process; and eliminate any possible obstacles that your customers may encounter while placing orders. Pinning down these bugs will not only ensure accurate quotes, but also a smooth user experience on both desktop and mobile platforms. Importantly, I acknowledge the value of live testing and sandbox orders to effectively validate the fixes under realistic volumes.
$250 AUD in 4 days
8.3
8.3

Hello, I will diagnose and fix the Zen Cart Freight rate calculation issue to give accurate on every quote. I will complete this work in 2 days. Looking forward to your reply to start this work immediately. I am available online for 8 - 10 hours per day as a full-time freelancer.
$56 AUD in 2 days
7.7
7.7

Hello, I will debug and resolve the freight calculation errors on your Zen Cart v1.5.8 store, streamlining your checkout flow across desktop and mobile. I will audit your shipping modules (e.g., Australia Post, eParcel, or custom API matrices), fix cubic weight and dimension handling, and eliminate field validation friction to ensure accurate freight quotes and seamless orders. Are you currently using API-driven freight quotes (like Australia Post / StarTrack) or local table-rate matrices for your shipping calculations? Thanks
$250 AUD in 5 days
7.9
7.9

Inaccurate freight quotes on a Zen Cart 1.5.8 checkout usually trace back to the shipping module's weight/dimension or zone-rate logic, and that's exactly where I'll start digging. I'll review which shipping modules you're running (table rate, per-item, or a carrier module like Australia Post), check your product weights, handling fees, and zone/rate table configuration, then correct the calculation logic so every quote matches reality. From there I'll smooth the checkout flow — field validation, cart updates, and confirmation screens — and clear out the friction bugs causing errors along the way, working on a staging copy so your live store stays safe. I'll prove the fixes with both sandbox and live test orders across typical cart scenarios before we go live. Once the checkout is rock-steady, I'm glad to talk phase-two modernizing. Share admin and FTP access, and I can start right away.
$30 AUD in 1 day
7.3
7.3

Hi, I'm a Senior Developer. Here is what I will do: 1. I will diagnose and correct freight‑rate calculations to ensure accurate shipping quotes. 2. Streamline the checkout flow with proper field validation, cart updates, and confirmation screens. 3. Remove bugs causing friction or errors during checkout. 4. Test thoroughly with live and sandbox orders to confirm stability under typical volumes. 5. Deliver a reliable, user‑friendly checkout optimized for desktop and mobile. With my expertise of 6+ years, I can do the job fulfilling your needs.
$150 AUD in 7 days
7.1
7.1

Hi! My name is Marjan and I'm here to offer you my services as a skilled applicant with over a decade of experience working on Freelancer.com. l believe I am the best fit candidate for this project due to my extensive experience; I would like to have a discussion to get to know that we both are on the same page. Once the scope will be locked, I will start working on it right away.
$140 AUD in 7 days
6.6
6.6

✔️➡️ Unlimited Revisions • 10 Days FREE Post-Launch Support • Basic SEO Included • Fully Responsive Design ✔️ Hello There, ✔️ Zen Cart Checkout & Freight Quote Fixes – Modern and Unique, Fast, Reliable & Error-Free Checkout Experience ✔️ ⚡I will thoroughly audit your Zen Cart v1.5.8 checkout and freight quoting system to identify the root cause of inaccurate shipping calculations, fix the quote logic, and optimize the complete checkout flow for a seamless desktop and mobile experience. I’ll also resolve validation, cart, and confirmation issues, followed by extensive sandbox and live order testing to ensure every shipping rate and payment process works accurately and consistently. ⚡ ➡️ Could you please share your current shipping modules/extensions and freight provider integration? ➡️ Are there any custom checkout modifications or third-party payment plugins installed that I should review before starting? I look forward to helping you build a stable, accurate, and user-friendly Zen Cart checkout experience. Thank you.
$80 AUD in 7 days
6.9
6.9

Hello, I’ll trace the freight quote logic, inspect Zen Cart 1.5.8 shipping/payment modules, and fix any validation or cart-update issues that affect checkout reliability. Then I’ll test live and sandbox orders, verify accurate freight calculations, and document the fixes. I’ve handled Zen Cart checkout flow and one-page checkout work before, including module conflicts and rate inconsistencies. Thanks- Webcast Technology
$140 AUD in 3 days
6.5
6.5

Hi, I will ensure accurate freight quoting and a seamless checkout experience for your Zen Cart website at www.primealternatives.com.au. By diagnosing and correcting freight-rate calculations, smoothing the checkout process, and eliminating bugs, I will enhance user satisfaction on both desktop and mobile. You can expect a reliable and efficient checkout system that boosts customer confidence and conversions. I will personally handle the project with a meticulous approach, keeping you updated throughout the process. Your satisfaction is my priority, and I will ensure a hassle-free experience for you. How do you envision the improved checkout experience impacting your customer retention rates? Let's chat further so I can give you a proper timeline and get things moving.
$100 AUD in 2 days
6.2
6.2

Yes, I will help stabilize and optimize your Zen Cart checkout on v1.5.8. From your description, the priority is ensuring accurate freight calculations and providing a smooth, reliable checkout experience. So I would begin with a thorough audit of the existing shipping configuration, custom shipping modules, and checkout flow to identify the root causes of the incorrect freight quotes and any issues affecting field validation, cart updates, payment, and order confirmation. Once the issues are identified, I will implement the necessary fixes, optimize the checkout workflow, and perform comprehensive testing using both sandbox and real-world scenarios to verify shipping accuracy, payment processing, and overall reliability across desktop and mobile devices. I will also review error logs and any customizations to ensure compatibility with your current Zen Cart version and recommend improvements where appropriate. After the checkout is stable, I would be happy to discuss a second phase focused on modernizing the site's design and user experience while preserving the functionality of your existing store. I am available to start promptly and, after reviewing your current setup and any custom shipping integrations, I can provide a detailed implementation plan and an accurate timeline. I look forward to helping make your checkout fast, dependable, and frustration-free for your customers. Thanks!
$200 AUD in 7 days
6.4
6.4

Greetings, It sounds like your checkout process is facing some real challenges, especially with freight quoting, which can lead to frustrated customers. Addressing these issues is key to improving user experience on your site. To tackle this, I would start by thoroughly diagnosing the freight-rate calculation logic to ensure accurate quotes. This involves checking how rates are calculated and identifying any bugs that may be causing discrepancies. Next, I would streamline the overall checkout flow by enhancing field validations and ensuring cart updates happen smoothly, which should significantly reduce friction. I'll also conduct thorough testing with both live and sandbox orders to confirm that the fixes hold up under real-world conditions. With my experience in Zen Cart and web development, I’m confident that I can help create a more reliable and user-friendly checkout experience for your customers.
$140 AUD in 3 days
5.8
5.8

Hi, I see you're dealing with inconsistent freight calculations and a checkout flow that’s frustrating customers, especially on older Zen Cart versions like 1.5.8. I recently rebuilt a Zen Cart store’s shipping module to handle real-time rates from multiple carriers, where we fixed a similar issue by rewriting the quote logic from scratch to avoid conflicts with the legacy payment modules. I’d approach this by isolating the shipping calculation logic first—likely in the shipping modules or overrides—since the core issue is probably outdated or broken rate fetching. The biggest improvement will come from rebuilding the quote handling to ensure it matches live data cleanly, without interfering with the rest of the checkout. I’ll test each change in a staging environment before touching the live site, so we can catch any edge cases early and avoid breaking live orders. The goal is to give your customers a checkout that just works—no surprises, no delays—so they finish orders instead of abandoning them. If this sounds right, I can start right now. Thanks, Denis.
$100 AUD in 2 days
5.6
5.6

Hello, I understand the frustration of having inaccurate shipping costs and a clunky checkout process on your Zen Cart website. With my experience in Zen Cart development, I am confident in my ability to diagnose and correct the freight-rate calculations, streamline the checkout process, and eliminate any bugs that are hindering the user experience. My approach involves thorough testing with live and sandbox orders to ensure that the fixes are effective under typical volumes. Additionally, I will focus on enhancing field validation, cart updates, and confirmation screens to create a seamless checkout experience on both desktop and mobile devices. Recently, I successfully revamped the checkout process for a similar e-commerce website, resulting in a significant increase in customer satisfaction and conversion rates. I am committed to delivering a rock-steady and user-friendly checkout solution for your website. I would love to discuss my approach further and provide you with more insights on how I can improve your Zen Cart checkout process. Let's connect to discuss this project in more detail. Best regards, Istkhar
$120 AUD in 2 days
5.3
5.3

I hope you're doing well! My name is Nawal, and I bring over nine years of experience in Zen Cart Checkout & Freight Fix. 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
$70 AUD in 1 day
4.8
4.8

⚠️ If you're not happy, you don’t pay. ⚠️ Hi, Thank you for checking my proposal and sharing the detailed project brief. I can revamp your Zen Cart checkout using v1.5.8 with a reliable and user-friendly design. I will deliver: • Accurate diagnosis and correction of freight-rate calculations • Streamlined checkout process with proper field validation • Bug fixes eliminating friction and errors • Comprehensive testing with live and sandbox orders You will also receive: • Documentation on the changes made • Post-implementation support for any issues I am confident I can enhance your checkout experience efficiently. Looking forward to discussing the timeline and next steps. Best regards, Chirag.
$150 AUD in 7 days
4.8
4.8

Hello, I understand the challenges you are facing with the Zen Cart checkout and freight quoting on www.primealternatives.com.au. As an experienced Zen Cart developer, I will first focus on diagnosing and correcting the freight-rate calculations to ensure accurate quotes. I will then streamline the overall checkout process, address any existing bugs, and conduct thorough testing to ensure reliability on both desktop and mobile platforms. My approach involves a detailed review of the current setup, identifying root causes, implementing safe fixes, and testing extensively to guarantee seamless functionality. With expertise in Zen Cart and frontend development, I am well-equipped to optimize the checkout experience for your customers. I commit to smooth communication during Australia's time and timely project updates. I look forward to discussing further details and demonstrating my proficiency in Zen Cart development. Best regards, Jamila
$140 AUD in 4 days
4.7
4.7

Hello There! I’m Md Toriqul Islam, and I’m excited to partner with you. I can dive into your project immediately. I have over 10 years of experience in PHP, MySQL, eCommerce platforms, payment gateways, shipping integrations, and legacy application maintenance. I understand you're using Zen Cart v1.5.8 and need to resolve inaccurate freight quoting, checkout issues, and overall user experience problems. I'll begin by auditing the shipping and payment modules, identify the root cause of the freight calculation errors, optimize the checkout flow, fix validation and cart issues, and thoroughly test with sandbox and live scenarios to ensure reliable performance. I'll also provide recommendations for a future UI modernization after the checkout is fully stabilized. I am skilled in Zen Cart, PHP, MySQL, JavaScript, Payment Gateways, Shipping Modules, HTML, CSS, and Performance Optimization. I’m ready to start immediately and would be happy to discuss the issue details, estimated timeline, and implementation plan. Looking forward to hearing from you. Best regards,
$100 AUD in 3 days
4.6
4.6

Melbourne, Australia
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