Independent 3CX QA / Verification Specialist (No Configuration Changes)

@farooqtahir2013

As a seasoned Network, Cybersecurity, VoIP, and System Engineer with over a decade of experience, I believe I am the perfect fit for your project. Throughout my career, I've consistently demonstrated my ability to plan, design, and implement network infrastructure for both small and enterprise-sized companies. In addition to my impressive technical skills, my experience working with renowned vendors such as Cisco, IBM, Mikrotik, Ubiquiti has been invaluable in cultivating a best practice-oriented approach towards every project. My specific expertise with 3CX aligns seamlessly with your project's requirements. I've worked extensively with various VoIP systems including 3CX and possess an in-depth understanding of their functionalities. From Callcentric configuration to SIP trunk management and IVR routing, my proficiency can verify your system without making any unwanted changes. Aside from my technical capabilities, I'm also known for my availability, quick response time, and a steadfast commitment to 100% project delivery. Thus, if you're looking for an independent QA specialist who can swiftly verify your communication system while ensuring its reliability and security, I am ready to take on the challenge. Let's ensure the BG Online School Management Software's production readiness together!

@GameOfWords

Independent 3CX QA / Verification Specialist (No Configuration Changes) I’m a full-stack software engineer with expertise in React, Node.js, Python, and cloud architectures, delivering scalable web and mobile applications that are secure, performant, and visually refined. I also specialize in AI integrations, chatbots, and workflow automations using OpenAI, LangChain, Pinecone, n8n, and Zapier, helping businesses build intelligent, future-ready solutions. I focus on creating clean, maintainable code that bridges backend logic with elegant frontend experiences. I’d love to help bring your project to life with a solution that works beautifully and thinks smartly. To review my samples and achievements, please visit:https://www.freelancer.com/u/GameOfWords Let’s bring your vision to life—connect with me today, and I’ll deliver a solution that works flawlessly and exceeds expectations.

@abhisaini0188

Hello, Thank you so much for posting this opportunity. It sounds like a great fit, and I’d love to be part of it! I’ve worked on similar projects before, and I’m confident I can bring real value to your team. I’m passionate about what I do and always aim to deliver work that’s not only high-quality but also makes things easier and smoother for my clients. Feel free to take a quick look at my profile to see some of the work I’ve done in the past. If it feels like a good match, I’d be happy to chat further about your project and how I can help bring it to life. I’m available to get started right away and will give this project my full attention from day one. Let’s connect and see how we can make this a success together! Looking forward to hearing from you soon. With Regards! Abhishek Saini

@thomasb726

⭐If you award me, your smile shows up.⭐ Hi Your project immediately stood out to me—it's very similar to one I successfully completed just recently. The core challenges, structure, and technical requirements feel highly familiar, with only a handful of unique elements that align perfectly with my established expertise. This close match is excellent news: it lets me bypass the usual ramp-up period, avoid trial and error, and deliver clean, high-quality work quickly and confidently. I bring deep, hands-on experience with Asterisk PBX, SIP, VoIP, Technical Support, Security, API Integration, DigitalOcean, Debian, Linux and System Administration, along with proven strategies and best practices refined through multiple comparable projects. You can review a directly relevant example in my portfolio here: https://www.freelancer.com/u/thomasb726 I’d be happy to discuss your specific goals in more detail and share a few tailored ideas based on what has worked well in similar scenarios. Why clients consistently choose and return to me: • Clear, proactive, and timely communication—you’ll always know exactly where the project stands • I treat your deadlines, budget, and reputation with the same priority I give my own • Responsive, approachable, and committed to making the entire process smooth and stress-free • Strong ongoing support after delivery; many clients build long-term working relationships as a result If you're looking for precise execution, exceptional quality, and a r

@vudinhgiang

Hello Guerson, I’m Giang, and I specialize in VoIP systems with extensive experience in 3CX and Callcentric configurations. I understand that this is a QA-only review with no configuration or redesign, and I am comfortable working under those terms. I will verify all the necessary components, including SIP trunk configuration, IVR routing, voicemail handling, and call flow to ensure the system is fully reliable, secure, and production-ready. I can dedicate 4–8 hours for this review and will provide a comprehensive report covering what works well, any issues, and potential risks. I’ll also respect all confidentiality requirements and ensure no credentials are retained after the review. Looking forward to assisting with this QA process! Best regards, Giang

@Joejoe777

Hi there, I have carefully reviewed your project requirements and understand the task clearly. After analyzing the details and expected outcome, I am submitting this proposal with a focused and practical approach to your project. As an independent 3CX QA/Verification Specialist, I will conduct a thorough quality assurance review of the BG Online School Management Software communication system. The role entails testing and validation without making any implementation or reconfiguration changes. I will adhere to the system configuration freeze and sign the necessary QA NDA before commencing the review. To ensure the reliability, professionalism, and security of the communication system, I will verify crucial elements including Callcentric configuration, 3CX SIP Trunk, Inbound Call Flow, IVR & Department Routing, Voicemail Handling, and Audio Standards compliance. The deliverable will consist of a detailed assessment highlighting the system's functionality, any identified issues or risks, and optional recommended adjustments. Let's discuss in detail through chat.

@bonifacedn

Dear Client, How are you? I hope this proposal finds you well. I'M A CERTIFIED & EXPERIENCED EXPERT This is to inform you that I have KEENLY gone through your project description, CLEARLY understood all the project requirements as instructed in your project proposal and this is to let you know that I will perfectly deliver as desired. Being in possession of all stated required skills as this is my field of professional specialization having completed all certifications and developed adequate experience in the respective field, I hereby humbly request you to consider my bid for professional, quality and affordable services that meet all your requirements. I always guarantee timely delivery and unlimited revisions where necessary hence you are assured of utmost satisfaction when working with me. Please send me a message so that we can discuss more and seal the project. WELCOME.

@Ashnasajid

Hi, I can do this. I am an experienced 3CX/VoIP specialist with a strong background in quality assurance and system validation. I understand the scope of the review is strictly QA, with no modifications or reconfigurations allowed. I am available to start immediately and can complete the review within the expected 4–8 hours. I will ensure a thorough assessment of the Callcentric configuration, 3CX SIP trunk, inbound call flow, IVR, voicemail handling, and audio standards. I confirm my understanding of the QA-only requirement and will sign the NDA prior to gaining access. My goal is to provide a reliable and professional assessment to ensure the BG Online communication system is production-ready for schools. Thank you for considering my proposal. Ashnasajid

@SnTechnologies59

Hello Sir, I have over 7+ years of experience working with 3CX systems, SIP trunks, IVR flows, inbound call routing, and VoIP QA testing. I can perform an independent QA review of your 3CX and Callcentric setup strictly for verification purposes. I fully understand this is a QA-only engagement with no configuration changes or redesign. I will review SIP trunk registration, inbound DID routing, IVR and department flows, voicemail handling, audio playback, and overall call reliability. I’m available to begin immediately and will complete the review as soon as possible. Thank you, SoftNexus Technologies

@everr3

Hello there , Good morning! I’ve carefully checked your requirements and really interested in this job. I’m full stack developer working at large-scale apps as a lead developer with U.S. and European teams. I’m offering best quality and highest performance at lowest price. I can complete your project on time and your will experience great satisfaction with me. I have rich experienced in API Integration, DigitalOcean, Technical Support, VoIP, Asterisk PBX, Debian, Security, System Administration, SIP and Linux. For more information about me, please refer to my portfolios. I’m ready to discuss your project and start immediately. Looking forward to hearing you back and discussing all details.. I await your immediate response

@devendravariya73

Hello, Project Title: Independent 3CX QA / Verification Specialist (No Configuration Changes) Project Description: **Job Description** We are seeking a 3CX/VoIP specialist for an independent quality assurance (QA) review of the BG Online School Management Software communication system. This role is solely for testing and validation – no implementation or reconfiguration. The freelancer must sign a QA NDA before access is granted. Freelancer Profile: Hey there! My name is Devendra, and I'm a seasoned web developer with vast experience in a wide range of areas, including Linux systems, API Development, Database Management, and more. I have a keen eye for detail and dedication to ensuring that every aspect of your communication system is thoroughly tested and verified for reliability, security, and production-readiness. Why Choose Me: Over the years, I've effectively tackled numerous complex challenges and delivered successful projects to satisfied clients. This has honed my skills in troubleshooting and problem-solving to ensure smooth functioning and robust performance. My front-end development capabilities using React.js and Vue.js will be valuable in analyzing the audio standards, verifying call flow, IVR & Department Routing, and voicemail handling you require. Time Efficient & Detail Oriented: I understand that your project requires utmost attention to detail within limited timeframe. With my proficiency in database managemen Thanks!

@davig63

Hi there I have rich experience in this field. I will share my previous works via chat. 300% Confidence!!! Lets connect in chat so that We discuss further. Best Regard, David

@DngPhgNam

✅Hi there, hope you are doing well! I have extensive experience in VoIP systems, particularly with 3CX, where I conducted independent QA reviews for several educational SaaS platforms, ensuring their communication systems are efficient and secure. The most crucial aspect for successfully completing this project is my ability to authenticate configurations swiftly and accurately without making unauthorized changes, maintaining the integrity of the existing setup. I will conduct a thorough assessment of your Callcentric and 3CX settings, confirming call flows, IVR functionalities, and audio standards, ultimately delivering a comprehensive report on functionality and potential risks. I'd like to work on this project sincerely from my confidence. Let's connect and discuss more.

@adily1

Hi There, I am excited to apply for the QA review of the BG Online School Management Software communication system. With my extensive experience in VoIP systems, particularly 3CX and associated configurations, I can ensure that your communication system is thoroughly validated and assessed against your outlined requirements. I have over 6 years of expertise in Linux, Asterisk PBX, VoIP Technical Support, and System Administration, providing proactive solutions without altering existing configurations. My skills include meticulous testing and validation, ensuring your system meets all operational standards without any disruption. Here are some relevant portfolio examples: https://www.freelancer.com/u/adily1 I am available for this project and can complete the review within the specified 4–8 hours. I confirm my understanding of QA-only requirements and am ready to sign an NDA. Thank you for considering my proposal. I look forward to contributing to the success of your project. Regards, Adil Yousuf

@KanzahAfaqAhmad

Hi Guerson Bayard, I understand you are looking for a specialist to conduct an independent quality assurance review of the BG Online School Management Software's communication system, particularly focusing on the 3CX and Callcentric aspects. I'm well-equipped to ensure the reliability and professionalism of your VoIP setup through thorough testing and validation, adhering to your strict guidelines. My name is Kanzah Afaq, and I have over 7 years of experience in VoIP, particularly with Asterisk PBX and 3CX systems. My skills in Linux, Debian, Security, API Integration, and Technical Support make me an ideal candidate for this QA review. You can view my portfolio and past work here: https://www.freelancer.com/u/KanzahAfaqAhmad I look forward to the opportunity to assist you with this project and ensure your communication system is production-ready. Thanks, Kanzah Afaq Regard

@Yusrazubair1000

Hi Guerson Bayard, Thank you for sharing the details of the 3CX/VoIP specialist role for the QA review of the BG Online School Management Software communication system. I have reviewed the job description and I believe my background in telecommunications and VoIP technology makes me a suitable candidate for this project. ### My Availability: I am available to begin the review within the next few days, with flexibility to adapt to your timelines. ### Estimated Time to Complete the Review: I anticipate that the review will take approximately 4–6 hours, allowing time for thorough assessment and documentation of findings. ### Confirmation of QA-Only Understanding: I fully understand that this role is strictly for quality assurance and validation only, with no modifications or reconfigurations permitted unless approved. I am prepared to sign the QA NDA before accessing the system. I look forward to the opportunity to contribute to ensuring that the BG Online communication system is reliable and production-ready for schools. Please let me know if you have any further questions or require any additional information. Best regards, Syeda Yusra Zubair

@YammTech110

Hello there, I understand that you are looking for an independent 3CX/VoIP specialist to conduct a quality assurance review of the BG Online School Management Software communication system, focusing solely on testing and validation without any configuration changes. Proposed Solution: I will conduct a thorough QA review of the system, ensuring that all aspects of the communication setup are functioning correctly and meeting the required standards. No modifications will be made without prior approval. Key Deliverables: - Verification of Callcentric Configuration and 3CX SIP Trunk - Assessment of Inbound Call Flow, IVR & Department Routing, Voicemail Handling, and Audio Standards - Detailed report highlighting functioning areas, identified issues, and recommended adjustments Portfolio & Skills: I bring extensive experience in 3CX/VoIP systems and have a proven track record in conducting QA assessments for similar projects. I will share relevant portfolio samples with you in a private message. Call to Action: I'd love to connect for a quick chat to discuss your project requirements and how I can assist in ensuring the reliability and professionalism of your communication system. Best regards, Bilal

@anilptk

Hello there, I am excited to submit my proposal for the independent quality assurance review of the BG Online School Management Software communication system. As a 3CX/VoIP specialist, I am well-equipped to conduct thorough testing and validation without making any implementation or reconfiguration changes, adhering strictly to the outlined role definition and system overview provided. My focus will be on verifying the specified elements and delivering a comprehensive assessment report to ensure the successful communication functionality of the educational SaaS platform. Regards, anilptk

@rositai9805

Hello Guerson, I understand you need an independent QA review of your 3CX/Callcentric VoIP implementation for BG Online, with no configuration changes and NDA-protected access. I have 7+ years of experience in VoIP engineering and system administration, and I have mastered 3CX, Callcentric, Debian, Linux, Asterisk PBX. I have performed 3CX SIP trunk, IVR, voicemail and inbound routing verifications for education SaaS systems under time-limited access constraints. 1️⃣ Review Callcentric DID routing and inbound logs to confirm correct DID mapping and SIP INVITE paths. 2️⃣ Validate 3CX SIP trunk registration and capture inbound SIP logs for registration, auth and call signaling anomalies. 3️⃣ Execute inbound call flow tests across business hours and after-hours, recording results and timestamps. 4️⃣ Exercise IVR options, department routing and voicemail handling; verify prompts, recordings, and WAV format compliance. 5️⃣ Produce a concise QA report stating what works, identified risks, and prioritized recommended adjustments. I look forward to working with you. Best Regards, Rosita Iniesta.