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I already have an in-house email-sending tool paired with a verification platform. Before we scale further, I want a fresh set of expert eyes to confirm that everything is configured exactly as it should be and to tighten up any loose ends you spot. Here is what I expect: • A thorough review of the current sending application—server settings, DKIM/SPF/DMARC alignment, bounce and complaint handling, throttling rules, and any other factors that influence inbox placement. • Confirmation that the verification platform is running flawlessly and catching invalid or risky addresses without slowing campaigns down. • Clear, actionable fixes applied immediately where issues are found, plus concise notes explaining what was changed so I can trace the logic later. You are free to suggest enhancements such as advanced tracking, automated follow-ups, or refreshed templates if you notice quick wins, but the top priority is getting the core setup and the verifier 100 % correct. Once completed, I’d like a short hand-off document (or screen-share recording) summarizing the checks performed, settings adjusted, and practical next steps to keep the system healthy.
Project ID: 40694802
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135 freelancers are bidding on average $144 USD for this job

Hello, With over a decade's worth of experience in designing, developing and maintaining web applications, I am confident that my expertise aligns perfectly with your project requirements. My proficiency in PHP is particularly pertinent to this project as I have previously worked on projects involving email-sending platforms paired with verification systems. I can assure you that your email software will undergo a comprehensive review and all elements including server settings, DKIM/SPF/DMARC alignment and more will be thoroughly examined. I recognize the significance of crafting clean, maintainable code that stands the test of time while delivering on time and ensuring client satisfaction. This client-focused approach, coupled with my ability to identify imminent opportunities, makes me an ideal candidate to suggest enhancements such as advanced tracking, automated follow-ups or refreshed templates if deemed fit during the review. Upon completion, you can expect a detailed documentation summarizing the checks performed, settings adjusted, and also practical recommendations for long-term health of your system. As a professional who values clear communication and long-term support for clients, there’s no doubt that together we can build a reliable solution that perfectly caters to your needs. Let's get started on tightening up your emailing operations and positively scaling your business. Thanks!
$130 USD in 2 days
8.6
8.6

I will deliver a fully audited, tightly configured email-sending and verification setup with optimized inbox placement, proper DNS alignment, and zero-compromise performance before you scale further. Your project immediately caught my attention because scaling an in-house sending tool and verification platform requires a meticulous eye for infrastructure details. With extensive backend and server-side experience, I can dive straight into your server settings, DKIM/SPF/DMARC alignment, bounce and complaint handling, and throttling rules to tighten up any loose ends. I will apply clear, actionable fixes immediately, ensure your verifier is catching risky addresses without slowing campaigns down, and wrap up with a concise hand-off recording summarizing the adjustments made and practical next steps to keep your system healthy. My bid is $90 for a 1-day delivery. Let's get started—feel free to share access details whenever you are ready.
$90 USD in 1 day
8.1
8.1

I’ll begin in MailWizz and the Linux/PHP sending environment by tracing DKIM, SPF, and DMARC alignment from domain authentication through the actual message headers, then review throttling, bounce/complaint processing, suppression rules, and delivery errors. I’ll also run controlled verifier checks to confirm invalid and risky addresses are blocked without creating campaign delays. Where I find gaps, I’ll apply the fixes directly and verify the result with test sends and sample addresses. Within 2 days, you’ll receive the corrected setup plus concise hand-off notes covering every check, change, and recommended next step. I previously built an AI outreach system with paced SMTP sending, provider rotation, bounce reading, and unsubscribe handling, so I’ll pay particular attention to reputation-safe sending behavior. Is the verification platform already connected to MailWizz, or does it use a separate API workflow? Muhammad Saad
$145 USD in 2 days
7.9
7.9

Hi! This is exactly the kind of review we're comfortable owning end to end. Before I put a firm proposal together, I need to know what the sending tool actually is — is this Mailwizz (given the skill tag) running on your own server, or a custom-built app? That determines whether we're auditing your existing PHP/queue configuration and mail server setup, or reverse-engineering an unfamiliar codebase first, and it changes how deep the "loose ends" work can go within a fixed scope. On the approach: we'd start with the deliverability core — DKIM/SPF/DMARC alignment, reverse DNS, IP/domain reputation, bounce and complaint webhook handling, and throttling rules against your ESP or SMTP relay limits — since a misconfiguration there quietly caps your inbox placement no matter how good the list is. In parallel, we'd test the verification platform against a sample list with known good, risky, and invalid addresses to confirm it's actually catching what it should without adding latency to sends. Every fix gets applied with a short note on what changed and why, so you can trace it later without us in the loop. We'd hold off on template or tracking enhancements until the core and verifier are confirmed solid — no point polishing on top of a shaky foundation. The hand-off doc or recording comes at the end, covering checks performed and what to monitor going forward. Let me know on the tool question and we can lock the scope. Gustavo & the DoTheCode team
$110 USD in 7 days
7.7
7.7

I am Nikhil, the head of a skilled team that specializes in building and maintaining scalable web applications. With over a decade of experience, we've developed a deep understanding and mastery of backend development (including PHP, which your project requires) as well as frontend and integration skills. Moreover, our expertise stretches well beyond just web development. In fact, we have extensive experience working with Email Marketing projects – from configuring server settings to managing DKIM/SPF/DMARC alignment to ensuring a strong bounce and complaint handling system. Given this, I am confident we can thoroughly review your existing email-sending tool and verification platform to verify their current configurations and identify any potent loose ends for immediate fixing. Our technical proficiency also ensures we can implement any suggested enhancements like advanced tracking or automated follow-ups for smoother campaigns. Additionally, as an ISO 9001 and ISO 27001 certified company, our commitment to quality management and secure software practices align perfectly with your goal of ensuring a 100% correct core setup and verifier system. Thanks....
$250 USD in 7 days
8.0
8.0

Hi, You need a deep operational audit of your proprietary email-sending and verification pipelines before scaling. This means validating the synchronization between your sending application's MTA configuration and the verification engine, ensuring bounce webhooks, complaint feedback loops, and throttling algorithms operate without degrading throughput or risking IP reputation. Technical approach: - Audit DNS records (SPF, DKIM, DMARC) for strict alignment and deliverability. - Inspect backend throttling logic, IP warm-up rules, and queue management. - Analyze the verifier's latency to ensure real-time risky email suppression without blocking the main campaign thread. - Patch loose configurations immediately, logging every adjustment. Core modules: - Delivery Infrastructure: MTA settings, SMTP headers, reputation monitoring. - Verification Pipeline: Real-time syntax, MX record, and catch-all validation workflows. - Automation Logic: Bounce/complaint feedback loops removing dead leads automatically. Relevant systems: - ORDO (AWS SES integration for automated notification workflows) - Automation Lead Generator (Multi-channel outreach with strict bounce/compliance handling) Implementation strategy: We will start with a non-disruptive audit of your DNS and server configs. Next, we will stress-test the verifier's latency during a simulated campaign batch. Critical deliverability roadblocks will be fixed immediately with documented logic. Finally, we’ll provide a screen-share handoff detailing adjustments. Regards, Rohit
$45 USD in 3 days
8.0
8.0

Hi there, I can help you with auditing and tightening up your email sending and verification setup. I'll go through the server config, check DKIM/SPF/DMARC alignment, review bounce and complaint handling, and make sure the verifier isn't slowing down your campaigns. I'll apply fixes right away and leave you clear notes on what I changed. I'm Edward, and I've worked with Mailwizz and similar setups for years. I'll also flag any quick wins I spot along the way. Happy to chat more about this.
$30 USD in 7 days
7.0
7.0

Hi, I can review your existing email-sending tool and verification setup with a focus on making sure the core configuration is reliable before you scale. I’d check the sending application, Linux/server settings, DKIM, SPF, DMARC alignment, bounce and complaint handling, throttling, and the areas that can affect inbox placement. I’d also verify that the email verification process is correctly identifying invalid and risky addresses without creating unnecessary delays in your campaigns. Where I find issues, I can apply the fixes directly and document what was changed and why. I’ll also provide a concise hand-off summary covering the checks, adjustments, and practical maintenance steps. If you can provide access to the current setup and verifier configuration, I can start with a thorough review. Best, Ivane
$140 USD in 7 days
6.8
6.8

Hi, I can thoroughly audit and optimize your email-sending system, including server configuration, SPF/DKIM/DMARC alignment, bounce/complaint handling, throttling, deliverability and verification accuracy. I’ll identify and fix issues immediately, document every change, and provide a clear handover guide. I can also suggest tracking and automation improvements where useful. I have strong PHP/Laravel, Linux, API and server configuration experience.
$30 USD in 7 days
6.7
6.7

Hello, I understand you need a careful review of an existing email-sending system, not a complete rebuild. The main goal is to verify deliverability, identify configuration issues, and make sure the sending and verification platforms are working correctly before scaling. I can review the current setup including server configuration, DKIM/SPF/DMARC alignment, bounce handling, complaint management, throttling, and other factors affecting inbox placement. I will also check the verification workflow, identify any risky areas, and provide clear fixes with notes explaining each change. After the review, I will provide a concise handoff summary covering what was tested, what was improved, and recommendations for keeping the system healthy as volume increases. My focus is on reliable email infrastructure, accurate troubleshooting, and practical improvements that protect sender reputation.
$30 USD in 1 day
7.0
7.0

Hello Sir, Would you be interested in a demo showcasing how I can optimize your email software before making any commitments? I specialize in thoroughly reviewing email systems to ensure optimal configurations, including server settings and verification alignments, thus safeguarding your sender reputation. Let's discuss how I can deliver immediate, actionable insights while enhancing the performance of your email campaigns; I'm ready to provide a detailed plan and demo at your convenience. Regards, Smith
$140 USD in 7 days
6.9
6.9

Hi, I’m a Senior Backend Engineer with 20+ years in email APIs and workflow automation. I have gone through your specific requirement for email sending and verification I built something like this for software clients, with 20+ years across API workflows. I would review DNS authentication before changing application code, because DKIM/SPF/DMARC issues can make good campaign logic look like a sending problem. I will audit the sending service and verifier flow, then fix configuration issues around authentication, bounces and throttling. I will use Python and PostgreSQL to trace campaign events where needed, so failures can be tied back to specific sends. And I will document every change with the reason behind it, at least that is where I would start. Relevant email automation and backend samples I can send. Which email provider and verification platform are currently connected? What sending volume and domain count are you running today? Do you already have recent bounce, complaint and verification logs available? Free for a quick call this week? Or answer those three and I’ll map out the first checks. Dev Singh
$220 USD in 2 days
6.6
6.6

With over a decade of experience in website and eCommerce development, I am more than equipped to give your email sending tool the thorough review it needs. My expertise lies in platforms like Shopify, WooCommerce, WordPress and Laravel – all of which demand airtight server settings, sturdy SPF/DKIM alignments, foolproof DMARC setup and sound bounce/complaint handling. I will carefully examine these aspects and suggest any enhancements you might need to improve tracking, automate follow-ups, or refresh templates for better results. Moreover, my proficiency extends to managing multi-channel eCommerce businesses and I understand how crucial it is for your verification platform to be up to the mark. I can ensure that it runs smoothly while catching invalid or risky addresses without compromising your campaign speed. Most importantly, my hands-on approach does not stop at problem-solving. I will provide you with clear notes and a detail-oriented summary of all checks performed, settings adjusted, and practical next steps required to maintain a healthy system. Choose me and let's level up your email game together!
$140 USD in 7 days
6.6
6.6

Hi there, I can ensure your email-sending tool and verification platform are operating at their best. I'll perform a comprehensive audit of your current server settings, including DKIM, SPF, and DMARC configurations, and rectify any issues affecting inbox placement. Additionally, I'll check that your verification platform operates seamlessly, catching invalid addresses efficiently. After applying necessary fixes, I will provide detailed notes on the changes made and recommendations for enhancement. Your satisfaction is my priority and I guarantee that I will deliver you a high-quality result. Regards, Ali
$30 USD in 1 day
6.5
6.5

Hi Before we start conversation could you please specify details of current setup: 1) Which email software do you use and what version is it ? 2) Are there specific concerns/issues that you have with current setup that has to be dealt with urgently ? 3) What is the purpose of this email software? I’m happy to discuss the details over chat, and I will respond promptly. Thanks for your attention Archil
$120 USD in 7 days
6.5
6.5

Hello! We can review your email setup and tighten the core configuration. 1. Which part would you like us to check first? 2. Do you need fixes applied right away, or just a review? — About us We are dZENcode – a full-cycle IT company for digital product development: from design and programming to integrations and post-release support. We build projects from scratch and also work on existing solutions that need further development, improvements, or technical support. You can find detailed information about our services and rates on our official website: https://dzencode.com. Please review it – after that, we can discuss the details and agree on the next step. ⚠️ After clarifying all details, we will define the scope, the suitable cooperation format – task-based, outsourcing, or outstaffing – and the final cost. Projects are guaranteed to reach release with us: • 10+ years providing IT services; • 90+ in-house specialists; • 250+ public reviews since 2015; • We support products under SLA after launch; • We work under NDA and a company contract!
$140 USD in 7 days
6.5
6.5

Hey there, I see you're looking for someone to maintain and verify your in-house email-sending tool and verification platform. It sounds like you want to ensure everything runs smoothly before scaling up, which is key to your success. I noticed you mentioned Mailwizz, and I'd love to dive deeper into the specifics of your current setup. Are there any particular challenges you're facing with the verification process? Also, what kind of metrics are you hoping to track as you scale? For a smooth process, I suggest starting with a thorough audit of your current system to identify any bottlenecks. Once we have a clear picture, we can outline a phased approach for updates and optimizations. I've worked on similar projects, including a regional email marketing tool, a verification system for a small e-commerce platform, and a custom CRM for a local business. Looking forward to your thoughts!
$200 USD in 2 days
6.6
6.6

The main task here is ensuring your email-sending setup is optimized for deliverability. I'll examine your server configurations, including DKIM, SPF, and DMARC, to ensure alignment and tackle any bottlenecks like bounce management and throttling. The verification platform's operation will be scrutinized to confirm its efficiency without impacting campaign speed. Does your current setup include any specific monitoring tools for tracking deliverability metrics, or should I recommend some?
$90 USD in 3 days
5.9
5.9

Hi , I have gone through your project, Email Software Maintenance & Verification, and I am ready to start working as soon as you confirm. I offer best quality and highest performance at a reasonable price, with on-time delivery. I’m well-versed in PHP, Python, CSS, HTML, JavaScript, jQuery, Bootstrap, Angular, AJAX, Laravel, WordPress, Mailwizz, Software Architecture, PHP, Linux, Email Marketing and Software Testing. I’d love to discuss the project further to ensure we’re aligned on the scope, timeline, and deliverables. Please let me know a convenient time for us to connect, and I’ll be happy to accommodate. Looking forward to hearing from you soon
$30 USD in 1 day
6.1
6.1

Hi there, Ensuring your email-sending tool and verification platform are perfectly configured is critical to achieving high deliverability and protecting your sender reputation. Mistakes here can lead to emails missing inboxes and increased bounce rates, which could stall your campaigns and impact customer relationships. With my expertise in PHP, Linux, and Email Marketing, I'll thoroughly audit your system, fix any misconfigurations, and provide clear documentation for your peace of mind. Here are my questions: First, what email service provider are you currently using? Second, do you have any automated reporting set up for bounce and complaint handling? Let's discuss your project now!
$250 USD in 5 days
6.0
6.0

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