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Full-Stack Platform Build (Telephony + AI + Backend + Dashboards) Fixed Price | 6 Weeks | Agencies Only Who This Is For We are hiring one experienced agency or tightly coordinated team to deliver a complete, production-ready platform. Do not apply if: You are a solo freelancer You cannot show similar systems already built You cannot commit to a 6-week delivery window Project Summary You will build a fully integrated digital platform for a national helpline that includes: Voice call centre (IVR-based) WhatsApp, SMS, and chat channels Case management system AI-powered triage and prioritisation Real-time dashboards Secure cloud deployment This must be live, stable, and in use by Week 6. Delivery Timeline (Non-Negotiable) Week 1–2 Infrastructure, telephony, messaging channels live Week 3–4 Backend, case management, integrations complete Week 5 AI features and dashboards functional Week 6 Testing, security hardening, training, deployment Core Deliverables By the end of the contract, you must deliver: Working call centre system with IVR and routing Integrated WhatsApp, SMS, and chat support Case management system with user tracking and referrals AI triage, sentiment detection, and risk scoring Real-time dashboards with key metrics Secure deployment with backups and monitoring Full documentation and staff training Technical Scope (Condensed) You will handle: Telephony: Asterisk or equivalent Backend: FastAPI / Django or similar Messaging: Chatwoot or equivalent AI: NLP classification, sentiment, risk scoring Data: PostgreSQL + dashboard tool (Metabase or similar) Deployment: Docker-based, secure cloud setup Budget Guidance We are open to serious, well-justified proposals. Expectation: $3,000 – $7,000 fixed price Proposals far below this range will be treated as high risk Preferred Agencies You are a strong fit if you have: Delivered end-to-end platforms (not just components) Experience with telephony or call centre systems Built AI-enabled products (NLP, classification, automation) Worked in Africa, emerging markets, or public health systems Screening Questions (Must Answer) Include clear answers in your proposal: Show 2–3 similar systems you have built Include links, screenshots, or demos Specify your role in each How will you deliver this in 6 weeks? Brief execution plan (no generic statements) What is your proposed tech stack and why? Who is on your team? Roles and relevant experience Biggest risk in this project and how you will manage it Required Attachments Portfolio or links to past work Short technical approach (max 1 page) Fixed price proposal Automatic Disqualification No work samples Generic proposals No clear timeline Unrealistic pricing How We Will Evaluate Technical approach (clarity and realism) Proven experience with similar builds Strength of team Value for money Context This platform supports real users in urgent situations. Reliability, speed, and data protection matter.
Project ID: 40363878
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124 freelancers are bidding on average $4,118 USD for this job

This is not just a build, it’s a 6-week production rollout where telephony, AI and backend systems must come together without failure. At Microlent, we’ve delivered end-to-end platforms involving real-time tracking, communication systems and AI-driven workflows, including systems like Track Right and MetaFlow where reliability and integration across multiple services were critical. Our approach would be execution-focused from day one. Week 1–2 we would establish infrastructure, telephony and messaging channels. Week 3–4 backend and case management flows with integrations. Week 5 AI triage, sentiment and dashboards. Week 6 testing, security and deployment. We would use a stack like FastAPI, PostgreSQL, Asterisk or cloud telephony, and a modular AI layer for classification and scoring, all deployed via Docker for stability. Our team includes backend, AI and DevOps specialists who have worked on scalable, real-time systems, ensuring we meet both speed and reliability expectations. The biggest risk is integration failure under time pressure, which we mitigate through parallel development, early integration checkpoints and continuous testing from week one. Would you like us to share a detailed 6-week execution plan with resource allocation and milestones aligned to your timeline? Best Regards, Jenifer
$4,000 USD in 60 days
9.5
9.5

With over a decade of experience in full-stack architecture and high-scale systems, I understand the importance of developing a robust AI-powered Telephony Platform for your national helpline. My background in scaling systems for over 1 million users and expertise in high-security FinTech make me well-equipped to tackle the challenges of this project. To ensure scalability and security, I recommend implementing a microservices architecture combined with a strict data encryption protocol. In a past project, I successfully built and scaled a Telegram Mini App serving over 1 million users, showcasing my ability to handle complex and high-traffic platforms. I encourage you to reach out to discuss the roadmap for this project further. I am confident that my experience and strategic insights can contribute significantly to the success of this endeavor. Let's connect and ensure the timely delivery and quality of the AI-powered Telephony Platform for your national helpline.
$4,000 USD in 45 days
9.1
9.1

Hello there, we are a team of professionals and can deliver your full telephony + AI + backend platform within 6 weeks. Our team will handle everything with a clear weekly plan to ensure a stable, production-ready system on time. You will get full source code, documentation, and training. Let’s connect to share our past work and finalize timeline and budget. Best Regards, Harish
$7,000 USD in 45 days
9.3
9.3

As the team lead of CnELIndia, I unequivocally assure you that we have the experience, competency, and technical breadth to bring your ambitious project to reality. Our forte in web and app development is evident from a diverse portfolio of clients spanning 18 years - a legacy summarized by quality results well within time constraints. Our domain specialization in PHP, WordPress, and WooCommerce merges seamlessly with your project requirements. In regards to telephony and messaging systems like Asterisk or Chatwoot, we have a proven track record of delivering complete end-to-end solutions rather than just standalone components. We appreciate the sense of urgency linked to such helpline platforms and fully grasp their criticality in public health systems. Our agile work strategy will be focused on simultaneously providing infrastructure support as we lay the foundation for telephony and messaging channels. From backend implementation to integration with case management systems, we deeply understand the nuances of each step that needs to be taken.
$4,000 USD in 35 days
9.1
9.1

I understand you need an AI-powered telephony platform built within a 6-week timeframe. My team and I have extensive experience in developing similar end-to-end systems, including telephony and AI-enabled products. We have worked on projects in public health systems and emerging markets, ensuring a strong fit for your requirements. Our proposed tech stack includes Asterisk, FastAPI, Chatwoot, PostgreSQL, and Docker for secure cloud deployment. We are confident in our ability to deliver within the specified timeline and manage any risks that may arise. Please review my portfolio for past work examples. Let's discuss the project scope further to ensure we meet your expectations. Looking forward to hearing from you. Please go through my profile its 15 years old see the work I did over the years. No Win No Fee means that your satisfaction is my utmost priority. Lets discuss the job details. Moreover, I am willing to start the job and perform tasks without even being hired; it is just to show my commitment to this project. Looking forward to hear from you.
$3,000 USD in 25 days
8.8
8.8

I HAVE DELIVERED END-TO-END REAL-TIME COMMUNICATION PLATFORMS COMBINING TELEPHONY, CHAT, AI TRIAGE, AND LIVE DASHBOARDS FOR PRODUCTION-CRITICAL USE CASES. I understand this is a mission-critical national helpline system with strict delivery, reliability, and security requirements—Week 6 go-live with no exceptions.
$3,000 USD in 30 days
8.3
8.3

Hey, I will deliver your national helpline platform — IVR-based call centre with Asterisk, WhatsApp/SMS/chat via Chatwoot, case management with referral tracking, and AI-powered triage with NLP classification, sentiment detection, and risk scoring — all production-ready within your 6-week window. For the AI triage layer, I will deploy a FastAPI microservice running lightweight transformer models fine-tuned on crisis-language datasets, with a fallback rule engine for edge cases. This keeps inference fast under concurrent call volumes while ensuring high-risk callers are never misclassified due to model latency or ambiguity — critical for a system handling urgent situations. Our team covers telephony engineering, backend development, NLP, and DevOps. Looking forward to your response. Best regards, Kamran
$3,500 USD in 30 days
8.5
8.5

Hi there, We are excited about the opportunity to work with you on developing your website. With strong experience in both front-end and back-end development, We can build a robust, scalable, and user-friendly platform that supports all the core features you’re looking for and tailored as per your requirement. Why Us? • 10+ years of experience in full-stack development • Built several website in all kind of domain platforms (portfolio available on request) • Strong grip on user flows, admin control, and clean UI/UX design • Expertise in PHP, JavaScript, MySQL, HTML/CSS, Laravel and modern frameworks Timeline & Estimate: Depending on final scope after the detail discussion with you We’d love to discuss your vision further and share relevant portfolio examples. Let’s build something powerful together! Looking forward to your response. Best regards, Vishal Nasit
$3,500 USD in 12 days
8.4
8.4

⭐⭐⭐⭐⭐ Build a Full-Stack Telephony and AI Platform for Your Helpline ❇️ Hi My Friend, I hope you are doing well. I’ve reviewed your project needs and see you're looking for a complete platform build. You don’t need to look any further; Zohaib is here to help! My team has successfully completed 50+ similar projects for full-stack platforms. We will create a reliable telephony system combined with AI features, ensuring everything is live and stable by Week 6. ➡️ Why Me? I can easily build your full-stack platform as I have 5 years of experience in developing integrated systems, including telephony, AI, and dashboards. My expertise covers backend development, case management systems, and secure cloud deployment. I also have a strong grip on technologies like Asterisk, FastAPI, and PostgreSQL. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. Looking forward to discussing this with you! ➡️ Skills & Experience: ✅ Telephony Systems ✅ AI Integration ✅ Backend Development ✅ Case Management ✅ Real-time Dashboards ✅ Cloud Deployment ✅ IVR Systems ✅ Messaging Integration ✅ Data Security ✅ PostgreSQL ✅ Docker ✅ Project Management Waiting for your response! Best Regards, Zohaib
$3,400 USD in 2 days
7.8
7.8

Hi, Ready to begin today and finish asap, You’re not building a prototype, you need a fully integrated, high reliability platform with telephony, AI triage, and real time operations live in 6 weeks. That only works with a structured, parallel execution plan. we handled backend architecture, messaging pipelines, and deployment to production with monitoring and failover. Execution plan is parallel from day one. Week 1 sets up cloud, telephony via Asterisk or Twilio, and messaging channels. Week 2 stabilizes flows weeks 3 and 2complete backend, case management, and integrations week 2delivers AI triage using NLP classification and sentiment scoring week 3focuses on testing, security, and deployment. Tech stack would be FastAPI, PostgreSQL, Redis, Chatwoot, Asterisk or Twilio, and Docker on AWS for scalability and control. Biggest risk is integration complexity across channels under time pressure, solved by modular services, early staging environment, and daily integration testing. Kindly review my portfolios, https://www.freelancer.pk/u/zainalitariq245 NOTE: I have carefully gone through your project details and can assuredly deliver what you require. Looking forward to discussing your project further. Best Regards, ZAIN A...
$4,500 USD in 30 days
6.8
6.8

Good day. Thanks for sharing a detailed document, accoding to what I understand you want to build a complete, production-ready platform for a national helpline, with telephony, messaging, AI triage, case management, and real-time dashboards. We will design a platform that integrates Asterisk for telephony and IVR, Chatwoot for omnichannel messaging, and FastAPI for the API Gateway. AI-powered triage will be managed through FastText or BERT models for classification, sentiment analysis, and risk scoring. For data management, PostgreSQL will be used as the primary database, while Redis will handle caching and queues. We will implement Metabase for real-time analytics and dashboards, and deploy everything securely in the cloud, utilizing Docker for containerization. The platform will support multi-channel communication, provide real-time notifications and alerts, and integrate AI to classify issues and prioritize cases based on urgency. A supervisor interface will manage escalations, case status tracking, and referrals. We’ll also ensure the system adheres to security standards, encrypting sensitive data and setting up appropriate access controls. Lets get connected to discuss further and get aligned. Regards Taqi F.
$4,000 USD in 7 days
6.8
6.8

Hello, I am uniquely positioned to address every technical aspect of your project. My mobile-first approach and expertise in backend systems have enabled me to engineer secure, scalable apps using Flutter, Laravel, PHP, JavaScript, WordPress and Shopify. This comprehensive skillset aligns perfectly with your needs for a full-stack AI-powered telephony platform. During my career, I have developed a variety of similar systems that meet and exceed expectations. Some examples include building a national multi-channel messaging system, integrating case management solutions for efficient user tracking and Streamlining AI capabilities with NLP classification. Moreover, I understand the need for robust security measures when dealing with sensitive data from public health systems. You can rely on me to deploy your platform using Docker-based secure cloud setup with PostgreSQL and a dashboard tool like Metabase to enable efficient monitoring and backups. I plan to leverage my proven experience of delivering similar end-to-end platforms joined by a team ready to hit the ground running from day one including expert data scientists among others. Lets Chat
$3,800 USD in 10 days
6.9
6.9

Hi, there The real challenge is not building each component but making the entire system behave reliably under real-time load, because failures in routing, AI latency, or escalation logic directly impact users in urgent situations. This needs to follow a tightly controlled architecture with Asterisk for telephony, FastAPI as the gateway, event-driven processing via Redis/Celery, and strict separation between synchronous flows and async AI pipelines to protect response times. The key here is controlling event flow and failure handling, since reliability depends on how systems recover, not just how they run. That ensures fast response, safe escalation, and operational trust. Execution starts with infrastructure and channel activation in parallel, then backend orchestration, followed by AI and dashboard layering under controlled testing. This must be delivered as one coordinated system from day one..
$4,000 USD in 7 days
6.7
6.7

With immense pleasure, I offer my expertise in developing your AI-powered telephony platform. My name is Sourabh. I am a seasoned Full-Stack Developer proficient in technologies like Python, Node.js, PHP, Laravel, Java, Javascript with an added skill set that features AI & ML. My experience spans across the development of robust and high-performance call center systems, which perfectly aligns with your project requirements. In addition to building these communication systems, I have also delivered similar end-to-end platforms including SMS/WhatsApp integration and chat channel support. I believe my skill set combined with my ample experience in full-stack development make me a strong contender for your project. Choosing me guarantees you a meticulous approach and utmost dedication to delivering 100% client satisfaction in every aspect of the project execution. With my solution-driven mindset and proven ability to deliver complex projects within timelines, I am confident we can translate this real-life helpline project to an efficient functioning digital platform, making a profound impact in emergency situations. Looking forward to being a part of this noble endeavor!
$3,000 USD in 1 day
6.6
6.6

Hi, Bringing telephony, messaging, AI triage, and dashboards together in one system means the integration between these parts needs to be very tight from day one. If that layer is planned well early, the 6-week timeline is very achievable. That’s where we would focus first. I run a small, tightly coordinated team, and we’ve handled full-stack platforms with real-time flows and AI integrations before. For this, we’d phase it around your timeline, first getting telephony and messaging live, then case management, then AI and dashboards. Telephony via Asterisk or a managed alternative, backend on FastAPI or Node depending on integration speed, PostgreSQL for structured data, and Chatwoot for messaging so we don’t rebuild what already works well. AI would sit as a separate service for triage, sentiment, and risk scoring so it stays flexible. One thing I want to understand first, do you already have a preferred telephony provider or should we handle that setup end to end?
$4,000 USD in 40 days
6.6
6.6

Hi, we’re an experienced agency specializing in full-stack communication platforms (IVR, WhatsApp, AI, dashboards) and have delivered similar end-to-end systems including telephony + CRM + AI triage. We can deliver your platform within 6 weeks, covering Asterisk IVR, Chatwoot integration, FastAPI backend, NLP-based triage, and real-time dashboards. Our team includes dedicated backend, AI, and DevOps experts ensuring fast and reliable execution. We propose a fixed cost of $5,500 with milestone-based delivery aligned to your timeline. Happy to share demos and technical approach—ready to start immediately. Regards, Anju Logical Soft Tech Pvt Ltd, Indore(M.P)
$6,000 USD in 90 days
6.6
6.6

Hi there, I like how you have outlined your project description with clear milestones and deliverables. You are seeking a seasoned agency to develop a full-stack AI-powered telephony platform that integrates voice, messaging, case management, AI triage, real-time dashboards, and secure cloud deployment, all within a strict 6-week timeline. This platform will support urgent national helpline operations, emphasizing reliability and data security. Our agency specializes in building end-to-end telephony and AI-enabled systems. We have delivered similar platforms leveraging Asterisk-based telephony, FastAPI backend, Chatwoot messaging, NLP sentiment analysis, and Metabase dashboards deployed securely via Docker on the cloud. Examples include a healthcare call center solution and an NGO crisis response platform, where our role featured full system architecture, development, and deployment. To adhere to your timeline, we plan a phased approach: Initial infrastructure and telephony in weeks 1-2; backend and integrations weeks 3-4; AI features and dashboard week 5; thorough testing, security hardening, and staff training in week 6. Our team consists of a project manager, backend and telephony developers, AI engineers, and a QA lead, all experienced in similar projects. The primary risk involves seamless integration of AI with telephony under tight deadlines, mitigated by parallel development and continuous testing. I look forward to discussing how we can deliver this mission-critical platform successfully. Please reach out to review our portfolio and technical approach.
$3,500 USD in 42 days
6.2
6.2

Hey, I’ve reviewed your project and understand you’re seeking an experienced agency to deliver a production grade national helpline platform with integrated telephony, multi channel communication, case management, AI triage, and real time analytics within a fixed 6 week timeline. The goal is a reliable, secure, and scalable system capable of supporting urgent, real world operations. We can deliver this using a proven architecture: Asterisk based telephony with IVR and routing, FastAPI/Django for the backend, PostgreSQL for structured data, and Chatwoot for unified messaging across WhatsApp, SMS, and web chat. AI modules will handle triage, sentiment detection, and risk scoring, while dashboards built on Metabase provide real time operational insights. The platform will be deployed using Docker on secure cloud infrastructure with monitoring, backups, and access controls to ensure reliability and compliance. Our team includes backend engineers, DevOps specialists, and AI engineers experienced in telephony and AI systems. In six weeks, we will follow a structured delivery plan: infrastructure and channels first, then backend and case management, followed by AI features, dashboards, and final deployment with training. I’ll share relevant work samples and a detailed one page technical approach upon connection. Best regards, Muhammad Adil Portfolio: https://www.freelancer.com/u/webmasters486
$4,000 USD in 14 days
5.6
5.6

Hi, I have strong experience in full-stack platform development using FastAPI, Node.js, React, PostgreSQL, telephony systems (Asterisk/Twilio), messaging integrations, and AI workflows for classification, sentiment, and automation. I can deliver this platform in a structured 6-week rollout by bringing up telephony and messaging first, then layering a clean backend with case management, followed by AI triage and real-time dashboards, ensuring everything is production-ready, monitored, and secure for real users under load. You can expect clear communication, fast execution, and a reliable, scalable system delivered within your timeline. Best regards, Juan
$3,000 USD in 7 days
5.8
5.8

Hello, I am Vishal Maharaj, with 20 years of expertise in PHP, Android, Backend, AI Development, and AI Chatbot Development. I have carefully reviewed your project requirements for the AI-powered Telephony Platform Development. To successfully deliver the project, my team will follow a structured approach: - Establish infrastructure and live telephony, messaging channels in Weeks 1-2 - Complete backend, case management, integrations in Weeks 3-4 - Implement AI features and dashboards in Week 5 - Conduct testing, security measures, training, and deployment in Week 6 Our proposed tech stack includes Asterisk for telephony, FastAPI/Django for backend, Chatwoot for messaging, PostgreSQL with Metabase for data, and Docker-based secure cloud deployment. I am eager to discuss this project further. Please initiate the chat. Cheers, Vishal Maharaj
$3,000 USD in 20 days
5.1
5.1

Seke Chitungwiza, Zimbabwe
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