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9.7
9.7
96%

Karachi, Pakistan
$40 USD per hour
At HashOne Creatives, we engineer advanced AI systems, scalable web platforms, and high-performance mobile applications that help international businesses automate, scale, and maximize ROI. Operating with a global footprint of 200+ technology experts across the US, UAE, and Pakistan, we seamlessly bridge the gap between complex technical execution and regional business standards. Whether you are a US-based startup looking to disrupt the market or an established enterprise in the Gulf looking to modernize, our team delivers secure, elite-grade infrastructure tailored to your strict compliance and data security needs. ✅ Elite AI Capabilities ✔️ Generative AI & Media: Text-to-image/video generation, custom digital avatars, and advanced voice cloning/dubbing for multilingual media production. ✔️ Enterprise Conversational AI: Omnichannel smart assistants (WhatsApp, SMS, Email, Voice) featuring automated lead-calling, real-time appointment booking, and intelligent knowledge-base integration. ✔️ Automated KYC & Security: Secure identity verification tools utilizing automated OCR, biometric checks, liveness detection, and facial recognition. ✔️ Industry-Specific AI: Smart natural-language recruitment search engines, automated sports commentary video editors, and real-time AI-powered educational tutors. ✅ Full-Scale Web & Mobile Engineering ✔️ Advanced Web Ecosystems: High-speed, secure web apps using React.js, Next.js, Node.js, Laravel, and Django. ✔️ Native & Cross-Platform Mobile: Exceptional mobile apps built natively for iOS/Android or via Flutter and React Native. ✔️ Cloud & Infrastructure: Expert deployment and optimization on AWS, Azure, and Google Cloud, alongside custom 3rd-party API integrations. ✔️ Business Automation: Bespoke, scalable CRM, ERP, and internal workflow systems designed for operational efficiency. ✅ Why International Enterprises Choose Us ✔️ 24/7 Global Availability: With teams spanning multiple time zones, we offer synchronized communication for clients across North America, Europe, Australia, and the Middle East. ✔️ Rigorous Project Standards: Agile development methodologies, transparent progress tracking, and robust quality assurance protocols. ✔️ Enterprise Security First: We build solutions prioritizing data privacy, high availability, and secure cloud architectures. ✔️ Long-Term Partnership: Post-deployment support, routine maintenance, and dedicated product scaling to grow alongside your business. Let’s turn your vision into technology that creates measurable business value. Click "Invite to Bid" or contact us today to discuss your project requirements.

9.7
9.7
98%

Gurugram, India
$30 USD per hour
Custom Software, AI and SaaS Product Studio. 14 Years, One Platform. We have built exclusively on Freelancer.com for 14 years. 500+ projects delivered. 5.0 rating across 512 reviews. 23% repeat hire rate. This is our only sales channel, so every project gets our full attention, not overflow from an agency spread across ten platforms. What we build Custom software and SaaS platforms. Full stack, scalable, built to hand off cleanly. AI native products. ChatGPT, Claude and Gemini integrations, AI chatbots, voice agents, workflow automation. Ecommerce and marketplaces. Shopify, WooCommerce, multivendor platforms. WordPress, Laravel, React, Next.js and Node.js. Production grade, not template work. You will work directly with Akash (CTO, 14 years on this platform) and Shubham or Divya (client relationship leads, named by clients in reviews going back years). The same people from your first message to final delivery. No account handoffs, no rotating project managers. 152 professional recommendations back that consistency. 100% in house team. No outsourcing. We treat every project as if we are the ones maintaining it three years from now, because often we are. Some clients have stayed with us since 2012. If your project does not need custom development, we will tell you before you spend the money. Core expertise Frontend: React, Next.js, Vue, Angular, TypeScript Backend: Node.js, Express, NestJS, Laravel, FastAPI, Core PHP Mobile: React Native, Flutter Databases: PostgreSQL, MongoDB, MySQL, Supabase Cloud: AWS, Google Cloud, Docker AI and Automation: OpenAI, Claude and Gemini APIs, RAG pipelines, LangChain, AI agents CMS and Ecommerce: WordPress, Shopify, WooCommerce, Wix, Squarespace, BigCommerce, Magento, Joomla, OpenCart, Weebly, Webflow, GoDaddy Website Builder, headless CMS Payments, Billing and Subscriptions: Stripe, Stripe Connect, PayPal, Razorpay, WooPayments, NOWPayments, ccBill, LemonSqueezy, Peppol Voice and Telephony: VAPI for inbound and outbound call orchestration with function calling, Twilio for phone number provisioning CRM and Automation: HubSpot, Zapier Lead Generation and Landing Pages: HubSpot, Odoo, Webflow, GoHighLevel, Apify, Outscraper Email and Communication: Postmark, Nodemailer, Mailivery, Gmail API, Microsoft Graph API, Yahoo IMAP, SendGrid AI Assisted Development: Cursor, Replit, Bubble, WeWeb, Lovable, Bolt, Base44 Let's talk about what you are trying to build.

9.5
9.5
97%

Ahmedabad, India
$12 USD per hour
💼 𝗔𝗯𝗼𝘂𝘁 𝗧𝗲𝗰𝗵𝗻𝗼𝘂𝗿𝗰𝗲 At 𝗧𝗲𝗰𝗵𝗻𝗼𝘂𝗿𝗰𝗲, we help startups and businesses design, build, and scale 𝘀𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝗱𝗶𝗴𝗶𝘁𝗮𝗹 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 powered by 𝗔𝗜-𝗱𝗿𝗶𝘃𝗲𝗻 𝘄𝗼𝗿𝗸𝗳𝗹𝗼𝘄 𝗮𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 and modern product engineering. With 𝟭𝟯+ 𝘆𝗲𝗮𝗿𝘀 of experience and 𝟭𝟬𝟬𝟬+ 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 delivered, we partner with clients globally to build reliable systems that streamline operations, improve efficiency, and support long-term growth. We engineer 𝗦𝗮𝗮𝗦 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀, 𝗺𝗮𝗿𝗸𝗲𝘁𝗽𝗹𝗮𝗰𝗲𝘀, 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝘀𝘆𝘀𝘁𝗲𝗺𝘀, and 𝗶𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝘁 𝗮𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 tailored to real-world use cases. 🌍 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀 𝗪𝗲 𝗙𝗼𝗰𝘂𝘀 𝗢𝗻 • CleanTech & Renewable Energy • Healthcare & HealthTech • FinTech & Financial Platforms • Real Estate & PropTech • eCommerce & Marketplaces • EdTech & Learning Platforms • Logistics & Operations Platforms • ERP, CRM & Business Automation ⚙️ 𝗪𝗵𝗮𝘁 𝗪𝗲 𝗕𝘂𝗶𝗹𝗱 • SaaS Platforms • Marketplace Platforms • Business Systems • AI & Workflow Automation • Data & Analytics Platforms • System Modernization 🧠 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 • Web: Node.js, NestJS, Next.js, React.js, Laravel • Mobile: Flutter, React Native, Kotlin, Swift • AI & Data: Python, OpenAI, LangChain, RAG, Vector DB • Cloud & DevOps: AWS, Azure, Docker, Kubernetes, CI/CD, Terraform 👋 𝗟𝗲𝘁’𝘀 𝗖𝗼𝗻𝗻𝗲𝗰𝘁 Looking to 𝗯𝘂𝗶𝗹𝗱, 𝗮𝘂𝘁𝗼𝗺𝗮𝘁𝗲, 𝗼𝗿 𝘀𝗰𝗮𝗹𝗲 your digital platform? Let’s collaborate to engineer scalable systems powered by AI, automation, and modern product engineering.

7.6
7.6
99%

sargodha, Pakistan
$6 USD per hour
I am an AI Automation Specialist, Data Operations Expert, and Virtual Support Professional with 400+ successfully completed projects and a consistent 5.0⭐ client rating. I help businesses transform manual processes into intelligent, automated, and scalable systems by combining AI technology, structured data management, and operational excellence. BPO🔥Data Ops🔥Virtual Support 🤖 AI Automation Expert📊 Data Operations Specialist MS Excel / Spreadsheet Expert💼 Reliable Virtual Support 🔷 Core Expertise 🤖 AI Automation & Smart Workflows ◆ GPT / ChatGPT Integration & Prompt Engineering ◆ AI-powered workflow automation (Make.com, Zapier) ◆ CRM automation & lead management systems ◆ API integrations & system connectivity ◆ AI-enhanced virtual assistance ◆ Structured output & multi-step automation logic 📊 Data Management & Analytics ◆ Large-scale data processing & validation ◆ Advanced Excel (Formulas, Power Query, Automation) ◆ Data cleaning, transformation & reporting ◆ Web research & intelligent data extraction ◆ CRM data organization & database management ◆ Product listing & catalog optimization 🏢 BPO & Virtual Operations Support ◆ Business Process Outsourcing (BPO) solutions ◆ Administrative & backend operations management ◆ Email & calendar management systems ◆ Customer support coordination ◆ Market research & lead generation ◆ Document processing & workflow optimization 🛠 Tools & Technologies ◆ ChatGPT / GPT-based systems ◆ Make.com & Zapier (Advanced Automation) ◆ Microsoft Excel & Google Sheets ◆ Power BI & Data Dashboards ◆ CRM Platforms (Salesforce, HubSpot, Zoho) ◆ Web scraping & automation tools ⭐ Why Clients Choose Me ✔ 400+ completed projects with proven results ✔ 5.0⭐ consistent client satisfaction ✔ Detail-oriented & accuracy-driven ✔ Automation-focused mindset ✔ Scalable systems instead of temporary fixes ✔ Reliable long-term operational support 🎯 My Mission To help businesses move from manual, time-consuming tasks to AI-driven, efficient, and organized operations that save time, reduce costs, and support growth. If you need a professional who understands AI automation, structured data systems, and backend operations at an advanced level, let’s work together.

7.7
7.7
95%

CHENNAI, India
$20 USD per hour
One-Stop Solution for All Your Writing & Technology Needs! ✅ Research & Academic Writing ✔ Research Writing ✔ Technical Writing ✔ Research Proposals ✔ Thesis & Dissertation Writing ✔ Literature Reviews & Systematic Reviews ✔ Essays & Advanced Essays ✔ Research Reports ✔ Publication Support ✔ Journal & Conference Paper Writing (Engineering, IT & Management) ✔ Python, MATLAB & R Programming Research Assistance ✔ Expert in APA, Harvard, MLA, IEEE, Chicago and all referencing styles ✅ Statistical Analysis & Data Analytics ✔ SPSS ✔ Excel ✔ E-Views ✔ STATA ✔ R Programming ✔ Python ✔ MATLAB ✔ Machine Learning ✔ Deep Learning ✔ Big Data Analytics ✔ Power BI ✔ Dashboards ✔ Excel VBA & Macros ✔ Lookup Functions & Advanced Excel ✅ Presentation Design ✔ Infographic PowerPoint ✔ Research Presentation ✔ Business Presentation ✔ Investor Pitch Deck ✔ Academic PPT ✔ Professional Presentation Design ✅ Website & Content Writing ✔ SEO Content Writing ✔ Website Content ✔ Blog Writing ✔ Article Writing ✔ Product Descriptions ✔ SEO Content Optimisation ✅ Quality Assurance ✔ 100% Original Work ✔ 100% No Plagiarism ✔ 100% No AI Generated Content Every project includes: ✔ Free Referencing ✔ Free Turnitin Plagiarism Report ✔ Free Turnitin AI Detection Report ✔ Free Revisions ✅ SAP Consulting ✔ SAP ABAP Support Projects Experienced MBA (Finance) with SAP FICO Training expertise. Strong background in: ✔ Financial Management ✔ Management Accounting ✔ International Business Research ✅ Website Development ✔ WordPress Development ✔ Magento ✔ Open Source CMS ✔ Website Quality Management ✔ Website Testing & QA ✅ Mobile & Web Development ✔ PHP Development ✔ Android Mobile Applications ✔ Google Play Store App Publishing ✅ Digital Marketing Certified Digital Marketing Expert ✔ Google Ads ✔ Meta Ads ✔ Facebook & Instagram Ads ✔ Google Business Profile (GMB) ✔ Lead Generation Campaigns ✔ SEO ✔ SMO ✅ AI Automation & AI Agents I have successfully developed AI Agents for: ✔ Social Media Management ✔ Customer Support ✔ Lead Generation ✔ Appointment Booking Using: ✔ n8n ✔ OpenAI GPT-4 ✔ Claude ✔ LLaMA ✔ Advanced Large Language Models (LLMs) Specialised in: ✔ n8n Workflow Development ✔ API Integrations ✔ Webhook Automation ✔ Business Process Automation ✔ Multi-step Workflow Automation ✔ Prompt Engineering ✔ NLP & NLU ✔ Domain-specific AI Solutions ✔ AI-powered Business Automation ✅ Zoho Expertise ✔ Zoho CRM ✔ Zoho Books ✔ Zoho One ✔ Zoho Creator ✔ CRM Automation ✔ Workflow Automation ✅ Video Production & AI Media ✔ Video Editing ✔ 3D Video Editing ✔ AI Generated Videos ✔ Miniature Videos ✔ Promotional Videos ✔ Reels ✔ Cinematic Video Editing ⭐ Why Choose Me? ✔ One-stop solution for writing, technology, AI, automation & digital marketing ✔ Top-quality work with on-time delivery ✔ 100% Confidentiality ✔ Unlimited communication ✔ Professional support throughout the project ✔ Long-term client relationship

9.8
9.8
93%

Dhaka, Bangladesh
$20 USD per hour
➡️ Mediusware | AI-Powered SaaS & Web Development Company | Automation & Scalable Systems Most projects fail due to slow execution, manual processes and poor scalability. We solve that with AI-powered development, automation systems and a dedicated expert team. I’m Shahin, CEO of Mediusware — an AI-powered software development company helping startups and growing businesses build, automate and scale products faster and more efficiently. We don’t just develop software. We combine AI, automation and engineering systems to build smarter, faster, and more scalable solutions. 💡 Why Mediusware → AI-powered development workflows for faster and more efficient delivery → Automation-first approach to reduce manual work and operational costs → Dedicated team model with project manager, developers, QA, and designer → System-driven execution with clear processes and predictable outcomes → Reliable communication and structured project tracking → Long-term scaling and optimization support 🛠️ Our Expertise → SaaS product development from MVP to scalable platform → AI-powered applications and intelligent systems → Automation systems using n8n, Zapier, Make and custom workflows → AI and Machine Learning integrations including LLMs, chatbots, and data-driven features → Business process automation and workflow optimization Web & Software Development → Frontend: React, Next.js, Vue → Backend: Node.js, Laravel, Python Django, Java, .NET → API development and third-party integrations Mobile Development → Cross-platform: Flutter, React Native → Native iOS: Swift, Objective-C → Native Android: Kotlin, Java → Hybrid frameworks: Ionic, Xamarin → Progressive Web Apps for mobile-ready web solutions CMS & No-Code Platforms → WordPress development and customization → Shopify stores and eCommerce solutions → Wix websites → Webflow design and development Design & Product → UI and UX design using Figma with product-focused approach Support & Scaling → Maintenance, optimization, and performance scaling ⚙️ How We Deliver → Understand your business goals and automation opportunities → Design system architecture and workflow strategy → Execute using AI-accelerated development and automation tools → Build scalable systems, apps, and automation pipelines → Provide regular updates with full transparency → Continuously improve performance and efficiency 📈 What You Get → Faster delivery with AI-powered execution → Reduced operational costs through automation → Scalable systems built for growth → Clean, maintainable, production-ready code → Reliable team with no single point of failure → Strong project management and accountability → A long-term technical and automation partner 🤝 Let’s Build If you're building a SaaS, automating your business, or scaling your product: → Send a message → Get a clear scope, automation plan, and execution roadmap

8.7
8.7
100%

Islamabad, Pakistan
$35 USD per hour
I am a dedicated Electrical Engineer with a Master’s in Embedded Systems, specializing in firmware development, PCB design, and complete IoT product engineering. From concept to market-ready product, I deliver robust embedded solutions that combine hardware, software, and intelligent connectivity. Core Expertise -> Microcontrollers & Embedded Systems: STM32, ESP32, TI Tiva, C2000, MSP430 (Texas Instruments), NXP LPC & i.MX RT, Nordic nRF52/nRF53, Microchip PIC32 & dsPIC, Raspberry Pi, and Arduino. -> Firmware Development: Embedded C/C++, RTOS, DMA, peripheral drivers, wireless stacks (BLE, Wi-Fi, LoRa, Zigbee). -> PCB Design & RF Hardware: Professional PCB layouts using Altium Designer, KiCad, Eagle, EasyEDA and Target. Specialized in RF, IoT, and high-speed boards. -> FPGA Development: Verilog/VHDL for signal processing, hardware acceleration, and high-performance digital systems. -> AI, Machine Learning & Deep Learning: Intelligent algorithms for edge devices, control, and data analysis. -> Robotics & Control: Robotic platforms, precision motor control (FOC, PID), and industrial automation. -> Biomedical Instrumentation: Embedded systems for healthcare and diagnostic devices. -> CAD & Mechanical: 3D CAD modeling for custom housings and production-ready enclosures. Industrial Automation: PLC, SCADA, HMI and DCS integration, including OPC UA/DA, Modbus, tag monitoring, remote commands and Windows-based control applications. Full Product Development Workflow From Idea → Prototype → Final Product System Architecture & Schematics Firmware Development (optimized embedded coding & drivers) PCB Design (multi-layer, RF, low-power, IoT-ready) AI/ML Integration (edge computing & analytics) IoT Connectivity (MQTT, APIs, BLE, Wi-Fi, LoRa, Zigbee) Web & Mobile App Development (real-time dashboards & control apps) Mechanical CAD (3D modeling & enclosures) Software Development Web Applications: Cloud dashboards, real-time monitoring, secure APIs, SaaS platforms. Mobile Applications: Cross-platform IoT control, monitoring, and productivity apps. IoT Communication: Secure & scalable device-to-cloud pipelines (MQTT, REST, WebSockets). Trading & FinTech: Algorithmic trading systems, exchange integrations (Binance, TradingView APIs). Game Development: WebGL, HTML5, Unity3D, 3ds Max, Maya, Unreal Engine 4/5, Godot. Emerging Tech: Blockchain & Web3 apps, AI-powered platforms, cloud-native solutions (AWS, Azure, GCP).

8.6
8.6
98%

LAHORE, Pakistan
$40 USD per hour
AXCEL builds AI chatbots, CRM automation, and custom web/mobile software for businesses that need to respond to leads faster, reduce manual work, and scale without adding operational complexity. With a 4.9/5* rating from 333 reviews and a 98% on-time/on-budget record, we deliver production-ready systems not demos. Our work combines AI engineering with the web, mobile, CRM, and cloud expertise needed to turn an idea into a reliable business product. 🤖 AI Chatbots, RAG & Custom Agents We build Claude and GPT-powered chatbots trained on your business data, RAG knowledge assistants, customer-support agents, lead-qualification workflows, and AI copilots for internal teams. Systems can include human handoff, document search, WhatsApp/Slack integration, analytics, and direct CRM push. ⚙️ CRM & Business Automation We automate lead capture, qualification, follow-up, email routing, reporting, and operational workflows with n8n, Make.com, Zapier, APIs, and custom code. We integrate HubSpot, Zoho, Salesforce, Pipedrive, Odoo, helpdesks, forms, calendars, and internal systems. 💻 Custom Web Applications & eCommerce We build Laravel, Node.js, React, Next.js, and Vue applications, custom dashboards, SaaS products, WordPress plugins, Shopify integrations, secure APIs, and modern eCommerce systems. We also modernize legacy platforms, improve performance, and connect existing software to AI capabilities. 📱 Mobile Apps Our team develops Flutter, React Native, Android, and iOS applications. We build AI-powered mobile features including voice transcription, smart search, recommendations, chat, payments, location services, notifications, and offline workflows. ☁️ Cloud, DevOps & Long-Term Support We deploy and maintain systems on AWS, Google Cloud, DigitalOcean, Vercel, Railway, and VPS infrastructure. Services include Docker, CI/CD, security hardening, monitoring, performance optimization, backups, and ongoing product support. Why AXCEL ✔ AI, automation, web, mobile, and cloud expertise in one delivery team ✔ Direct communication with a senior engineer ✔ Clear scope, realistic timelines, and transparent pricing ✔ Built for real workflows, maintainability, and long-term growth If you need an AI chatbot, CRM automation, custom dashboard, web platform, or mobile app, share your workflow or project brief. We’ll recommend the right solution and provide a clear path from discovery to launch. Cheers, Muhammad Aamir CEO | AXCEL

8.6
8.6
98%

Lahore, Pakistan
$35 USD per hour
I am a versatile and highly skilled software developer with a strong command over a wide range of domains including Web development, Desktop applications, Automation, Mobile app development, Machine Learning, Chatbots, Web Scraping, and Graphical User Interface (GUI) design. With a proven track record of delivering innovative solutions, I thrive in creating cutting-edge software that not only meets client needs but exceeds their expectations. My passion for technology and dedication to staying at the forefront of industry trends drive my commitment to delivering excellence in every project I undertake. ✅ Frontend (HTML / CSS / JavaScript / Reactjs / Redux / VueJs / Angular / Jquery / GraphQL / Material Design / UI&UX) ✅ Backend ( Python (Django, Flask, FASTAPI) NodeJs (Expressjs), C#(.NET / Blazor) , API Integration, REST APIs) ✅PHP / Laravel / Blade / VB.NET ✅ Mobile app development ( Android & IOS / Flutter / React Native / Hive / Firebase ) ✅ Database ( MYSQL, MongoDB, PostgreSQL, Elastic Search (ES), ORM ) ✅ GUI development ( QT / WPF / PYQT / Tkinter ) ✅ Web Scrapping ( BeautifulSoup / Selenium / Scrapy ) ✅ Automation ( Selenium webdriver, Zapier ) ✅ Data Analysis & Visualization ( Numpy, Pandas /Matplotlib / Seaborn ) ✅ Data-Driven Web Apps (Dash / Plotly / Streamlit) ✅ Artificial intelligence / Machine learning (Scikit-Learn / Tensorflow ) ✅ Data Engineering & Analytics ( ETL Pipelines, Data Warehousing, Data Lakes, Databricks, Apache Spark / Airflow, Snowflake / BigQuery, dbt), ArcGIS, QGIS ✅ Odoo ✅ AWS (Amazon Web Services) ✅ RASA Chat Bots ✅Docker ✅ Blockchain dApp development, Web3.js, Solidity, and smart contracts
A Conversational AI developer builds intelligent chatbots, voice assistants, and dialogue systems that understand natural language and hold context-aware conversations with users across web, mobile, and messaging channels. These specialists combine natural language processing (NLP), large language models (LLMs), and conversation design to create automated agents that handle customer support, sales qualification, internal workflows, and voice-driven interactions at scale.
A freelance Conversational AI developer ships production-ready dialogue systems that reduce support costs, qualify leads around the clock, and surface information faster than human agents alone. Their work spans intent classification, entity extraction, dialogue management, retrieval-augmented generation (RAG), and the integration layer that connects bots to CRMs, knowledge bases, and back-office systems.
The commercial value is concrete. A well-built conversational agent deflects repetitive tickets, captures qualified leads outside business hours, and scales customer interactions without proportional headcount growth. A poorly built one frustrates users and damages brand trust, which is why hiring an experienced conversational AI engineer matters.
Most Conversational AI projects on Freelancer.com fall into one or more of these buckets:
Strong candidates work fluently across the modern Conversational AI stack. Expect proficiency in:
Conversational AI engineers serve nearly every sector that handles customer or employee interactions at volume. Common industries include e-commerce and retail, banking and fintech, healthcare and telemedicine, SaaS and B2B technology, travel and hospitality, real estate, education, and government services.
Typical use cases include 24/7 customer support automation, lead qualification and booking bots, internal HR and IT helpdesk agents, transaction and account-status assistants for banking, symptom-triage bots in healthcare, and AI sales development representatives that handle outbound conversations.
Look for evidence of shipped, production-grade systems rather than tutorial-level demos. Strong portfolio markers include live bots handling real traffic, before-and-after metrics on deflection or conversion, custom RAG pipelines, and integrations with named business systems. Confirm the freelancer can write clean Python or Node.js, manage prompts and evaluations systematically, and discuss tradeoffs between fine-tuning, RAG, and prompt engineering.
Useful interview questions to copy and use:
Freelancer.com gives you access to a global pool of NLP engineers, chatbot developers, and machine learning specialists with verified profiles, transparent reviews, and portfolios you can inspect before you commit. Whether you need a Dialogflow specialist for a quick WhatsApp deployment or a senior LLM engineer to architect an enterprise RAG system, you can compare freelancers on Freelancer.com side by side. Clients set their own budgets and receive competitive bids, with Milestone Payments protecting funds until work is approved. The platform's scale means you can shortlist qualified candidates within hours, not weeks.
Hiring the right Conversational AI developer comes down to a clear brief, careful proposal review, and evidence-based evaluation. The steps below walk you through posting your project, comparing bids, and awarding the work with confidence.
Your project post is the single biggest determinant of bid quality. A precise brief filters out generalists and attracts engineers whose NLP, LLM, and integration experience genuinely matches your requirements. Head to the
Bids are short proposals, not just price quotes. They reveal how each freelancer interprets your brief, what architecture they'd recommend, and whether their timeline is realistic. A strong Conversational AI proposal references specific models, frameworks, and evaluation strategies rather than generic promises.
Combine proposal quality with profile evidence. Look for consistency across multiple completed Conversational AI projects rather than one impressive one-off. Written client reviews often reveal communication, reliability, and post-launch responsiveness more accurately than star ratings alone.
A simple FAQ chatbot built on an existing platform can be live in one to two weeks. A custom LLM-powered agent with RAG, multiple integrations, and analytics typically takes four to twelve weeks depending on data readiness and the number of conversation flows.
Chatbot developers often work with rule-based or intent-based platforms for scripted flows. Conversational AI developers go further, working with LLMs, vector databases, and dialogue management to build agents that handle ambiguous, open-ended conversations and reason over private knowledge bases.
For LLM-based agents using RAG, you typically provide source documents such as help articles, product catalogs, or policy PDFs rather than labeled training pairs. For traditional intent-based bots, you'll need example utterances per intent, which the freelancer can help you generate and refine.
Yes. Many clients post a project on Freelancer.com for a specific scope such as a single chatbot, a proof of concept, or a model fine-tuning task. You can also retain the same freelancer afterward for ongoing tuning, monitoring, and feature additions.
For most defined projects, an experienced freelancer delivers faster and at a more competitive cost than an agency. Agencies make sense only for very large, multi-team rollouts. Freelancer.com lets you scale up by adding specialists for design, integration, or QA as needed.

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