Hire the Best Chatbot Developers
Baia Mare, Romania
Most voice AI demos break on the first real call. Mine don't. As an experienced AI developer and AI Engineer, I build systems that handle 50+ calls/night at $0.10 each โ where customers genuinely can't tell it's not a person. ๐ฉ Send your project brief - I'll reply within 2 hours with a concrete action plan. ๐ Why work with me? ๐ฅ Technical Reviewer for Manning Publications (Efficient AI in Practice & Enterprise RAG). ๐ฅ Winner of the Enterprise RAG Challenge. ๐ฅ Top-Rated AI Developer on Upwork with a focus on ROI. ๐ฅ Expert LLM Engineer specialising in hallucination-free RAG systems. Core Specialisations โ๏ธ AI Voice & Chatbot Development As a specialised AI developer, I build full voice pipelines: Deepgram/Whisper โ GPT-4/Claude โ ElevenLabs. Expert in chatbot development and conversational business logic for WhatsApp, Telegram, and Web. I work as a dedicated chatbot developer integrating systems with ManyChat, Botpress, and OpenAI API. Modern chatbot development setups to act as a 24/7 sales engine and support lead. โ๏ธ AI Agent Architecture & Autonomous Workflows I am an AI developer who excels in AI Agent architecture using LangGraph and CrewAI. Multi-AI Agent systems for lead generation, deal tracking, and complex CRM automation. Autonomous AI Agent workflows connected to Slack, Shopify, and enterprise backends. Every AI Agent I build is designed to scale and optimise business processes without increasing headcount. โ๏ธ LLM Engineering & Advanced RAG As a senior LLM Engineer, I solve the "hallucination problem" for modern enterprises. Advanced LLM pipelines designed with a focus on Vector Databases (Pinecone, Weaviate, Milvus). Custom fine-tuning, prompt engineering, and production-ready LLM infrastructure. ๐ ๏ธ FULL-STACK TECH STACK & DATA SCIENCE As an AI Developer: Python, FastAPI, Docker, AWS, Asyncio. As a Python Developer: LangChain, LlamaIndex, LangGraph, PyTorch. As a Web Developer: Frontend frameworks, responsive platforms, and API integration. As a Data Scientist: Advanced data processing, analytics pipelines, and model evaluation. โ๏ธ WHAT YOU GET WITH EVERY PROJECT When you hire me as your AI developer, you get production-ready, scalable, and cleanly documented code. As a professional Python Developer, I ensure your system is robust, while my background as a data scientist guarantees that your data is processed with maximum analytical precision. Whether it's complex chatbot development for support or an AI Agent workflow for outbound sales, I handle the full CI/CD deployment on AWS. As a skilled web developer and agentic ai developer, I ensure your user interfaces are as smooth as the underlying AI models. By combining the precision of a data analyst with the agility of a Python full stack developer, I create applications that are data-driven. Every Python full stack developer setup I deploy is fully integrated with analytical tools, meaning a data analyst or data scientist on your team can easily track performance. ๐ EXPERTISE ACROSS THE spectrum Whether you need a high-performance chatbot developer to automate customer service or a senior LLM expert to architect complex RAG systems, I deliver code that scales: For Enterprises: I act as a Lead Python Developer, agentic AI developer, and machine learning consultant, building AI agent automation workflows. My skills as a data scientist extract valuable insights from your historical enterprise data via AI agent RAG pipelines. For Startups: As a python full stack developer and AI agent builder, I focus on rapid deployment of AI sales agent and AI voice chatbot solutions. I leverage modern frontend and backend practices as a capable web developer building AI agent SaaS products. For Deep Tech & Analytics: My work as a data scientist and machine learning specialist ensures your systems are backed by solid statistics. From predictive modelling as a data analyst to building generative AI agent and AI voice assistant systems, I cover all your data needs. From simple Python Developer scripting to AI agent creation, my goal is Enterprise AI solutions with clear ROI. If you need a Senior Python Developer and AI agent expert who understands business logic and architecture, let's connect. As a web developer and chatbot developer, I build digital ecosystems including WhatsApp AI chatbot and AI phone agent systems. My machine learning pipelines and python full stack developer practices ensure your software is future-proof. This blend of python full stack developer and AI agent N8N skillset makes me the ideal partner, combining a data analyst, machine learning engineer, and AI call agent creator. ๐ Send me your project brief โ Iโll get back to you within 2 hours with a free AI visibility audit. Last update: 01.07.2026
- Chatbot Development
- Python
- Artificial Intelligence
- AI Agent Development
- AI Development
- AI App Development
- Machine Learning
- LLM Prompt Engineering
- Deep Learning
- Natural Language Processing
- AI Chatbot
- OpenAI API
- Twilio
- Data Science
- LangChain
- API Integration
- AI Implementation
- Claude
- Twilio API
- API
Tunis, Tunisia
I am a creative engineer with well developed problem solving skills and analytical abilities. ๐ Expertise & Skills: AI-Powered App Development: Artificial Intelligence ๐ง : Implementing AI solutions for automation, data analysis, and intelligent app features. Machine Learning (ML): Building AI models with TensorFlow and integrating AI-driven functionalities into apps. Natural Language Processing (NLP) ๐ฃ๏ธ: Enhancing apps with NLP for Conversational AI and Chatbot Development. AI Model Integration ๐ค: Leveraging OpenAI API, GPT-4 API, ChatGPT API, and AI Bot development to deliver intelligent features. Whisper API & Speech Synthesis ๐ฃ๏ธ: Adding advanced speech recognition and synthesis capabilities for voice-based apps. Chatbot & AI Agent Development: Chatbot Development ๐ฌ: Building intelligent chatbots for Customer Service and Lead Generation using OpenAI and GPT Chatbots. AI Chatbot Integration ๐ค: Seamlessly integrating chatbots into websites and apps, with support for Discord and WhatsApp. Chatbot Tuning & Training ๐ ๏ธ: Fine-tuning chatbots for specific business needs, ensuring Chatbot Integration and responsiveness. Conversational AI ๐ฃ๏ธ: Creating smooth, interactive experiences using ChatGPT API, Chatbot Prompt Engineering, and Dialogflow API. Full Stack & Web Development: Python Frameworks: Developing fast, scalable backend systems with Django, FastAPI , RESTful APIs, and API Integration. React & Next.js โ๏ธ: Creating dynamic, interactive web applications with seamless API Integration and responsive design. HTML, CSS, JavaScript, & TypeScript ๐ ๏ธ: Expertise in frontend development, ensuring pixel-perfect Web Design and responsive apps. Web Application & Website Integration ๐: End-to-end web app development, including e-commerce, lead generation, and graphic design features. AI-Driven Integration & Automation: API Testing & Integration Testing ๐: Ensuring seamless API connections, including Twilio API, Zapier, n8n, and Make.com for data flow and automation. Cloud Services โ๏ธ: Expertise in AWS , Google Cloud Platform, and Azure OpenAI Service for scalable, cloud-based AI integrations. Sales, Marketing & Lead Generation: Lead Generation Chatbots ๐: Building AI-driven chatbots to capture leads and automate marketing processes, enhancing customer engagement. Cold Calling & Telemarketing Automation ๐: Integrating Chat & Messaging Software with AI tools for sales automation. Sales Automation: Using AI Chatbots and Chatbot Integration for improving sales funnels and lead conversion rates. Artificial Intelligence, Python, Chatbot Development, AI Chatbot, API, API Integration, OpenAI API, JavaScript, Chatbot Integration, AI Model Integration, Machine Learning, Natural Language Processing, Conversational AI, ChatGPT API, Web Development, ChatGPT API Integration, AI Agent Development, Customer Service Chatbot, Chatbot Training, Automation, GPT-4 API, GPT Chatbot, Lead Generation, Graphic Design, RESTful API, React, Application Integration, DALL-E API, Chatbot Tuning, AI App Development, Web Design, Zapier, Web Application, Bot Development, API Testing, AI Builder, AI Bot, Prompt Engineering, Mobile App Development, GPT API, Sales, Lead Generation Chatbot, Data Science, ChatGPT, Chatbot, Amazon Web Services, Whisper API, Website Integration, TensorFlow, Stable Diffusion, LLM Prompt Engineering, CSS, ChatGPT Prompt, Azure OpenAI Service, App Development, TypeScript, Speech Synthesis, Software Development, Software, Next.js, LangChain, llama , Google Cloud Platform, Generative AI, Vector Database, Twilio API
- Python
- SQL
- Django
- Graph
- Data Structures
- Object-Oriented Design
- Object-Oriented Programming
- NLP Tokenization
- Machine Learning
- AI Chatbot
- Generative AI
- OpenAI API
- Computer Vision
- LangChain
- AI Agent Development
Islamabad, Pakistan
๐ฌ๐ผ๐ ๐ป๐ฒ๐ฒ๐ฑ ๐ฎ๐ป ๐๐ ๐๐๐๐๐ฒ๐บ ๐๐ผ๐๐ฟ ๐๐ฒ๐ฎ๐บ ๐ฐ๐ฎ๐ป ๐๐ฟ๐๐๐ ๐๐ถ๐๐ต ๐น๐ถ๐๐ฒ ๐ฐ๐๐๐๐ผ๐บ๐ฒ๐ฟ๐ ๐๐ผ๐บ๐ผ๐ฟ๐ฟ๐ผ๐ - ๐ป๐ผ๐ ๐ฎ ๐ฑ๐ฒ๐บ๐ผ ๐๐ต๐ฎ๐ ๐ฏ๐ฟ๐ฒ๐ฎ๐ธ๐ ๐๐ต๐ฒ ๐บ๐ผ๐บ๐ฒ๐ป๐ ๐ฟ๐ฒ๐ฎ๐น ๐๐๐ฒ๐ฟ๐ ๐๐ผ๐๐ฐ๐ต ๐ถ๐. I built my first Voice AI agent 24 months ago. It worked perfectly in testing. Then a caller with a heavy accent asked a question while their dog barked in the background, and the whole thing collapsed. That project taught me something most AI developers learn too late: the demo is 10% of the work. The other 90% is everything that can go wrong - bad audio, CRM timeouts, users who say "um" fourteen times, edge cases nobody warned you about. Now I only build AI that handles the chaos. ๐ช๐ต๐ฎ๐ ๐'๐๐ฒ ๐ฏ๐๐ถ๐น๐ ๐ค๐ฎ๐น๐ถ๐ณ๐๐ takes 40+ real estate calls daily. Not test calls - actual leads, live conversations, 92% intent accuracy measured across thousands of interactions. Built on VAPI with ElevenLabs voice, GoHighLevel CRM sync, and Google Calendar booking. It qualifies buyers, handles objections, and hands off to human agents without dropping context. ๐ฃ๐ฎ๐ฝ๐๐ฟ๐๐ answers research questions across 15,000+ academic papers. Hierarchical chunking, hybrid search with pgvector, Cohere reranking, and cited answers. It says "I don't know" when retrieval confidence is low. Researchers trust it because it doesn't make things up. ๐๐ฎ๐๐๐น๐ฎ๐ searches 300,000+ Pakistani court judgments. Elasticsearch for filtering, semantic search for intent, FastAPI backend serving 200+ concurrent users. Lawyers use it every morning. ๐๐ ๐๐ฟ๐ฎ๐ป๐ธ generates legal documents with jurisdiction-aware retrieval. 700+ documents created with proper citations pulled from the right statutes. React frontend, Python backend, pgvector for legal precedent matching. ๐ฆ๐๐ฎ๐๐ฆ๐พ๐๐ถ๐ฟ๐ฒ handles hotel reception calls - booking inquiries, room availability, guest requests. Retell for voice, n8n workflows for automation, webhook integrations with property management systems. ๐๐ผ๐ ๐ ๐๐ผ๐ฟ๐ธ I take on Voice AI agents, RAG systems, and AI MVPs. I'm useful when you're past the "exploring AI" phase and need something deployed. Less useful if you're still figuring out whether AI makes sense - though I'm happy to tell you if it doesn't. Most of my projects are $2Kโ25K and take 2โ6 weeks. I don't disappear mid-project, I document everything, and I build with handoff in mind so you're not dependent on me forever. ๐ง๐ฒ๐ฐ๐ต ๐ ๐๐ผ๐ฟ๐ธ ๐๐ถ๐๐ต ๐ฉ๐ผ๐ถ๐ฐ๐ฒ ๐๐: VAPI, Retell, Twilio, Bland, ElevenLabs, OpenAI Whisper, OpenAI TTS, Deepgram ๐ฅ๐๐ & ๐๐๐ ๐: LangChain, LangGraph, LlamaIndex, OpenAI, Claude, Gemini, Cohere, pgvector, Qdrant, Pinecone, Elasticsearch ๐๐ฎ๐ฐ๐ธ๐ฒ๐ป๐ฑ: Python, FastAPI, Node.js, TypeScript, PostgreSQL, Redis, Supabase ๐๐ฟ๐ผ๐ป๐๐ฒ๐ป๐ฑ: React, Next.js, Tailwind CSS ๐๐๐๐ผ๐บ๐ฎ๐๐ถ๐ผ๐ป & ๐๐ป๐๐ฒ๐ด๐ฟ๐ฎ๐๐ถ๐ผ๐ป๐: n8n, Make, Zapier, GoHighLevel, HubSpot, Google Calendar, Stripe, WhatsApp Business API ๐๐ฒ๐ฝ๐น๐ผ๐๐บ๐ฒ๐ป๐: AWS, GCP, Vercel, Railway, Docker ๐ช๐ต๐ฎ๐ ๐ฐ๐น๐ถ๐ฒ๐ป๐๐ ๐๐ฎ๐ "Fraz is excellent to work with. Fast, thorough, and quick to accept feedback. His team is great, and we have loved working with them to create multiple software solutions. Fantastic Upwork contractor." โ Matt Gray, Founder @ Hazard House If any of this sounds relevant, message me with what you're building. I respond within 30 minutes and I'll tell you honestly whether I can help.
- Chatbot Development
- Conversational AI
- AI Chatbot
- GPT Chatbot
- AI Agent Development
- AI Development
- AI App Development
- Full-Stack Development
- LangChain
- SaaS
- SaaS Development
- Natural Language Processing
- Mobile App Development
- Artificial Intelligence
- Retrieval Augmented Generation
Chichawatni, Pakistan
If your DMs go unanswered, your follow-ups are manual, and your CRM is a graveyard of cold contacts. You're losing clients to competitors who automated first. I build revenue-focused automation systems using ManyChat and GoHighLevel that turn Instagram engagement into booked appointments and paying clients, without hiring more staff or adding to your workload. Every system I deliver runs 24/7, qualifies leads intelligently, and hands off only ready-to-buy prospects to your sales process. With 5+ years building chatbot and CRM automation systems, I've delivered production-ready solutions for clients in Australia, the Philippines, Germany, the US, and the Middle East. I've worked across migration consultancies, real estate agencies, coaching businesses, and medical practices. My work isn't just technically clean. It's engineered around your conversion goals. ManyChat & AI Chatbot Automation โ AI-powered chatbot flows with smart lead qualification and dynamic response logic โ Full ManyChat AI setup: knowledge base, fallback handling, and intent routing โ Instagram DM funnels: comment-to-DM, story reply, follow-to-DM, and ad-to-DM โ WhatsApp, Messenger & TikTok automation across all major Meta platforms โ Multi-step nurture sequences from cold contact to ready-to-buy โ Keyword triggers, button flows, and conditional logic for personalized conversations โ Broadcast campaigns and re-engagement sequences to reactivate cold leads GoHighLevel CRM & Workflow Automation โ Full GHL CRM builds: pipelines, tags, custom fields, and contact segmentation โ Automated email and SMS sequences triggered by lead behavior and pipeline stage โ Appointment booking with confirmation, reminder, and no-show follow-up flows โ Payment integrations and third-party connections via Zapier, Make, and webhooks โ High-converting landing pages and funnel setups built inside GHL โ Snapshot builds, sub-account setup, and white-label configuration for agencies โ AI conversation bots inside GHL for 24/7 lead response and appointment booking Results From Real Clients Australian Migration Consultancy: Built a full ManyChat AI chatbot across Instagram, Facebook, and WhatsApp that qualifies visa applicants by type, routes them to the right flow, and books consultations automatically. Zero manual intervention required. Real Estate Agency, Philippines: Built and maintained a ManyChat knowledge base chatbot handling property inquiries, qualifying buyer intent, and capturing lead details directly into their GHL CRM pipeline. German-Language Coaching Business: Built a complete ManyChat funnel in German with qualifying sequences, lead magnet delivery, upsell paths, and KlickTipp email integration. Runs entirely on autopilot. I Work With โ Real Estate Agencies & Property Developers โ Coaches, Consultants & Course Creators โ Migration & Visa Services โ Clinics, Med Spas & Medical Practices โ E-commerce & Service-Based Businesses Why Clients Choose Me โ 100% Job Success Score, Top Rated on Upwork with 70+ completed projects โ Systems engineered for revenue outcomes, not just technical automation โ Instagram-safe flows with zero account suspension risk โ End-to-end expertise: ManyChat + GoHighLevel + Zapier + Make in one place โ 90-day post-launch support included on every project โ Clear scoping, clean delivery, no surprises mid-project Technologies ManyChat, GoHighLevel, Zapier, Make, n8n, WhatsApp Business API, Meta Ads Manager, Instagram DM, Messenger, TikTok, AI Integrations, Webhooks, KlickTipp, ActiveCampaign, HubSpot If you're ready to stop chasing leads manually and start running a system that works around the clock, let's talk.
- Chatbot Development
- ManyChat
- HighLevel
- Marketing Automation
- Instagram Plugin
- Chatbot Flow Design
- AI Chatbot
- Automated Workflow
- Lead Generation Chatbot
- Customer Service Chatbot
- Chatbot Integration
- CRM Automation
- Facebook Messenger
- Marketing Automation Strategy
- Lead Management Automation
- Email Automation
- Zapier
- Make.com
- API Integration
- Messenger Marketing
Ibadan, Nigeria
Hi, I'm Adekola, a developer specializing in WhatsApp Business API integrations and messaging automation systems. I help businesses build reliable messaging infrastructure for customer notifications, automation workflows, chatbots, and high-volume messaging systems using the official WhatsApp Business API. My focus is building stable, scalable, and compliant messaging solutions that businesses can use for customer engagement, marketing, and operational automation. What I can help you build: โข WhatsApp Business API setup and integration โข Bulk messaging and notification systems โข WhatsApp automation workflows โข Chatbots for customer support and lead handling โข CRM and backend integrations โข Message template setup and approval โข Webhook and delivery tracking systems โข Scalable messaging infrastructure I work with developers, startups, and companies that want to automate communication and scale messaging operations using WhatsApp. If you're looking for someone experienced with WhatsApp Business API architecture, automation workflows, and messaging systems, feel free to reach out.
- Chatbot Development
- Chatbot
- WhatsApp
- Automation
- Automated Workflow
- API Integration
- Marketing API Integration
- Python
- ChatGPT
- Node.js
- AI Chatbot
- REST API
- CRM Automation
- PHP
- Facebook Graph API
- Facebook
- Software Development
- JavaScript
Lahore, Pakistan
๐๐ MVP / SAAS Specialist Expertise in | AI Developer | RAG | LLM | AI Integration | Python | OpenAI API Integration | Artificial intelligence | Machine Learning | Langchain | Django React JavaScript | FastAPI | AI agent | AI App Development | AI bot | AI chatbot | AI Agent | Restful API | PostgresSQL | Botpress | PostHog | MCP Server | Multi-Agents/Multiple Agents | Voice AI ๐ ๐ ๐๐ฎ๐ข๐ฅ๐ ๐๐ง๐ ๐๐๐ฉ๐ฅ๐จ๐ฒ ๐๐ฎ๐ฌ๐ญ๐จ๐ฆ ๐ฐ๐๐ ๐๐ฉ๐ฉ๐ฅ๐ข๐๐๐ญ๐ข๐จ๐ง๐ฌ, AI-Powered MVP, AI Healthcare Tools, AI Writing Tool, GPT Clone, Full Stack Application, Multi-Tenant ๐๐ง๐ ๐ข๐ง๐ง๐จ๐ฏ๐๐ญ๐ข๐ฏ๐ ๐๐ ๐ฌ๐ฒ๐ฌ๐ญ๐๐ฆ๐ฌ ๐ญ๐ก๐๐ญ ๐ฌ๐จ๐ฅ๐ฏ๐ ๐๐จ๐ฆ๐ฉ๐ฅ๐๐ฑ ๐ฉ๐ซ๐จ๐๐ฅ๐๐ฆ๐ฌ, ๐๐ซ๐๐๐ญ๐ ๐ง๐๐ฐ ๐ฏ๐๐ฅ๐ฎ๐, ๐๐ง๐ ๐ข๐ฆ๐ฉ๐ซ๐จ๐ฏ๐ ๐ฎ๐ฌ๐๐ซ ๐๐ฑ๐ฉ๐๐ซ๐ข๐๐ง๐๐๐ฌ. ๐ A 100% refund, if I'm unable to meet our agreed commitments. No questions asked! ๐๐๐ฒ ๐ ๐๐๐ญ๐ฌ: ๐งโ๐ป 8+ years of experience as a Full Stack Developer and Artificial Intelligence Specialist ๐ 50+ market-winning projects launched โ Around 600 hours on Upwork ๐ฏ Top-Rated on Upwork ๐๐'๐ฏ๐ ๐ฌ๐จ๐ฅ๐ฏ๐๐ ๐๐ง๐ ๐ข๐ง๐๐๐ซ๐ข๐ง๐ ๐ฉ๐ซ๐จ๐๐ฅ๐๐ฆ๐ฌ ๐๐จ๐ซ ๐ญ๐จ๐ฉ ๐๐จ๐ฆ๐ฉ๐๐ง๐ข๐๐ฌ ๐๐ง๐ ๐ฌ๐ญ๐๐ซ๐ญ๐ฎ๐ฉ๐ฌ ๐๐ซ๐จ๐ฎ๐ง๐ ๐ญ๐ก๐ ๐ ๐ฅ๐จ๐๐ โ๏ธ Under Armour โ๏ธ Snowflake โ๏ธ Estateza โ๏ธ SearchLook โ๏ธ Sparrowcharts ๐ก ๐๐ก๐๐ญ ๐๐๐ง ๐ ๐๐ซ๐ข๐ง๐ ๐ญ๐จ ๐ฒ๐จ๐ฎ๐ซ ๐ญ๐๐๐ฅ๐? โ๏ธ Full Stack Development for robust and scalable web applications, including both front-end and back-end technologies โ๏ธ Custom Web and Application Development utilizing frameworks like Python, React, Django, React.js / Angular / Next.js / Nest / Nust / Golang and Node.js โ๏ธ Expertise in LLMs and ChatGPT integration to enhance application functionalities โ๏ธ Proficiency in RESTful APIs, GraphQL, and database management โ๏ธ Experience with cloud services like AWS, Azure, and Google Cloud for deployment and scaling โ๏ธ Strong problem-solving skills and ability to optimize user experiences and application performance ๐๐๐๐ซ๐'๐ฌ ๐ฐ๐ก๐๐ญ ๐๐ฅ๐ข๐๐ง๐ญ๐ฌ ๐ก๐๐ฏ๐ ๐ญ๐จ ๐ฌ๐๐ฒ ๐๐๐จ๐ฎ๐ญ ๐ฆ๐: ๐ Ali Hamza is in the top tier of software developers and data engineers. He is far more than an implementer; he is a strong architect. During this project set, Usama worked on data from major US corporations ๐ One of the best developers I have ever worked with. He is always on time and does exactly what he says he will do. I could not recommend him enough. ๐ฏ ๐ ๐ฉ๐จ๐ฌ๐ฌ๐๐ฌ ๐๐ฑ๐ฉ๐๐ซ๐ญ๐ข๐ฌ๐ ๐ข๐ง ๐ญ๐ก๐ ๐๐จ๐ฅ๐ฅ๐จ๐ฐ๐ข๐ง๐ ๐๐จ๐ฆ๐๐ข๐ง๐ฌ โ๏ธ Full Stack Development: โ๏ธ Backend: โ๏ธ Python โ๏ธ Django โ๏ธ Flask โ๏ธ NodeJs, Express.js โ๏ธ Rest API, SOAP โ๏ธ Websocket โ๏ธ Third party integration โ๏ธ Frontend: โ๏ธ Html5, Css3, Bootstrap โ๏ธ Javascript โ๏ธ ReactJs, Angular โ๏ธ VueJs โ๏ธ NextJs, NuxtJs โ๏ธ Ajax, JSON, XML, XHTML, SVG, Canvas โ๏ธ API integration, OpenAI API โ๏ธ DevOps: โ๏ธ CI/CD Pipelines โ๏ธ IaC โ๏ธ Docker โ๏ธ Kubernetes / Terraform โ๏ธ Elasticsearch โ๏ธ Cloud Computing (Azure, AWS, Google Cloud) โ๏ธ Version Control (Git, GitHub) โ๏ธ Containerization + Orchestration (Docker, Kubernetes) โ๏ธ Spring Boot / Java, Microservices Architecture โ๏ธ Real-time / Streaming / Event-driven architectures โ๏ธ Session Recordings / Session Replays โ๏ธ GraphQL / gRPC โ๏ธ Kafka / Redpanda (real-time streaming) โ๏ธ Generative Artificial Intelligence (GenAI) โ๏ธ Large Language Models (LLMs) โ๏ธ Natural Language Processing (NLP) โ๏ธ ChatBots and Virtual Assistants โ๏ธ Text to Image Modelling โ๏ธ Vector Databases โ๏ธ Retrieval-Augmented Generation (RAG) โ๏ธ ChatGPT โ๏ธ OpenAI โ๏ธ AI/ML (Artificial Intelligence + Machine Learning) โ๏ธ Multimodal AI / NLP โ๏ธ Agentic AI / Autonomous Agents โ๏ธ โVibe Codingโ / AI-first / prompt-driven dev workflows โ๏ธ Explainable AI / Ethical, Sustainable AI โ๏ธ Edge AI / On-device / Federated Learning โ๏ธ Web Scraping โ๏ธ Data Extraction โ๏ธ Data Scraping โ๏ธ Scrapy โ๏ธ Selenium โ๏ธ Beautiful Soup โ๏ธ Requests โ๏ธ Deployment and scheduling the scraping scripts on server โ๏ธ PostHog / Mixpanel / Amplitude / Segment (Twilio Segment) โ๏ธ OpenTelemetry (Datadog / Grafana / Sentry โ๏ธ LaunchDarkly / GrowthBook / VWO / Optimizely / Klaviyo โ๏ธ Airbyte / Fivetran / DBT โ๏ธ Auth0 / Clerk / SuperTokens / Google Auth โ๏ธ Stripe / Paddle โ๏ธ Plaid AI + Analytics Integrations โ๏ธ LangSmith / LangFuse โ Observability and evaluation layer for LLM apps. โ๏ธ Weaviate / Pinecone / Qdrant โ Vector DBs for AI features with analytics hooks. โ๏ธ Whylabs / Arize AI โ ML observability & monitoring (similar to PostHog but for models). I am a Fullstack AI Developer - Python Django, React, Flask, API Integration I can help you to build: โก Fast MVP Development (AI-Powered) โ โก AI Powered SAAS Applications โ โก AI Agent RAG Systems | AI Chatbots โ โก Open AI API Integrations / LLM โ โก Full stack Development (AI/ML, Django, React) โ โก AI Workflows Automation โก Voice AI tools Thank you for visiting my profile. Looking forward to working with you! I will ๐ฒREFUND ๐ฒ, if your expectation wont meet. For reference, you can see my work and testimonials below. Lets Chat!
- Chatbot Development
- Artificial Intelligence
- Machine Learning
- AI Agent Development
- OpenAI API
- AI Development
- Django
- Python
- Retrieval Augmented Generation
- API Integration
- JavaScript
- React
- PostgreSQL
- Large Language Model
- LangChain
- API
- LLM Prompt Engineering
- Web Application
- AI App Development
- FastAPI
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Chatbot developer hiring guide
Chatbot developers design and build AI-powered conversational tools that improve customer support, streamline lead generation, and boost user engagement. From rule-based FAQ bots to advanced generative AI assistants, these specialists combine technical expertise in natural language processing (NLP) and machine learning to create solutions that save time and increase efficiency. This guide covers what chatbot developers do, typical project costs, and how to evaluate and hire the right professional for your needs.
What does a chatbot developer do?
A chatbot developer designs and builds AI-driven chatbots that simulate human conversations through conversational AI and natural language understanding (NLU). These professionals use tools like ChatGPT, Botpress, and Dialogflow, or build custom frameworks using large language models (LLMs), to automate interactions across social media, websites, and messaging platforms like WhatsApp and Slack.
Chatbot developers create custom solutions tailored to business needs, such as customer support automation or appointment scheduling. They integrate chatbots into existing customer relationship management (CRM), application programming interface (API), or workflow systems to improve the customer experience. Beyond initial development, they fine-tune AI models, design conversation flows, and ensure seamless handoffs to human agents.
How to hire a chatbot developer on Upwork
Identifying the right chatbot developer involves more than evaluating coding skills; it requires finding a partner who understands your customer journey and can translate business goals into seamless conversational experiences. Follow these steps to find and hire a qualified chatbot developer for your project.
Step 1: Post a job
A well-crafted job post is your first opportunity to attract chatbot developers with the right technical skills and industry experience. The more specific you are about your project requirements, the more likely you are to receive proposals from qualified candidates.
Specify the type of chatbot you need, i.e. a customer support bot, AI assistant, or lead generation bot
Mention the tools, platforms, or APIs (e.g., Dialogflow, Azure, WhatsApp) in your current workflow
Clarify whether the project involves generative AI or no-code builders
To draft a tailored job post quickly, try the Job Post Generator powered by Umaโข, Upwork's Mindful AI. Describe your needs in a few sentences, and Uma will craft a post in seconds. You can also review job description templates to see what information a post might include.
Step 2: Evaluate candidates
As you receive proposals, youโll want to take a systematic approach to reviewing them that allows you to identify the technical qualifications and past results of a candidate, as well as their ability to collaborate well with your team.
Have Uma give instant interviews and side-by-side comparisons
Use Upworkโs filters to find candidates by rate, location, and experience
Read proposals to verify that candidates have understood your challenges and either have a plan to move you forward, or are asking informed questions
Check profiles for certifications, work history, and skills with systems and workflows you need
Review portfolios for case studies and to verify that candidates have successfully completed projects of similar size and scope to yours
Step 3: Interview your top choices
Quick video interviews allow you to ask any questions you have left for your top candidates, and to get a feel for what a collaboration with them might be like.
Schedule and conduct interviews within Upwork messaging to get instant transcripts and summaries from Uma
Discuss problem-solving and how they handle ambiguous user inputs or data privacy requirements
Review workflows and talk about how to automate handoffs between bot and human agents
Evaluate their communication skills and how clearly they explain technical concepts
If youโre unfamiliar with interviewing or working with freelancers, you can review common interview questions for freelancers. For more technically minded ideas, you can check out 20 AI developer interview questions and answers or machine learning engineer interview questions.
Step 4: Agree on scope and begin work
Before the person you choose can begin work, youโll need to have a clear contract in place. Contracts protect both parties and help collaborations be successful from beginning to end.
Use Upworkโs tools and services for creating and managing contracts, and processing payments
Choose fixed-price contracts for projects with clear deliverables, such as developing a basic FAQ bot or rule-based flow
Set milestones to separate large projects into manageable deliverables, such as data mining and processing, bot training, and final delivery
Choose hourly contracts for projects that will be ongoing, such as regular updates or fine tuning
Once the contract starts, be sure to have a quick onboarding and to give the expert everything they need to succeed, including the necessary access to project management tools.
How much does hiring a chatbot developer cost?
Chatbot developers on Upwork typically charge $30-$61 per hour, but the total cost of hiring a chatbot developer is determined by market demand and the scope and complexity of the project, as well as by the skill and experience of the developer. The following chart lists typical prices for projects commonly found through Upwork.
Small project
$1,000-$5,000 /project
- Basic FAQ bots
- WhatsApp chatbots
- Simple rule-based flows
- Prototype development
Mid-sized project
$10,000-$40,000 /project
- NLP-enabled chatbots
- CRM integrations
- Slack/Teams integration
- Conversation design
Large project
$40,000-$150,000+ /project
- Full conversational AI systems
- LLM fine-tuning
- Analytics dashboards
- Multi-channel deployment
Frequently asked questions
Is hiring a chatbot developer worth it?
Yes, hiring a chatbot developer is worth it โ especially if you want to automate customer conversations and streamline lead generation. Chatbots can reduce customer support costs by around 30% while enhancing user satisfaction.
What skills should I look for in a chatbot developer?
Look for developers with strong natural language processing (NLP), Python, and API integration skills. Familiarity with frameworks like Dialogflow, Rasa, or Botpress is essential. The best developers also understand conversation design, prompt engineering, and database integration.
What are the main types of chatbots?
There are four main types of chatbots: rule-based bots, AI-driven chatbots, voice-enabled chatbots, and hybrid chatbots. Rule-based bots follow scripts, while AI-driven bots use machine learning and NLP to analyze context. Hybrid bots combine both, and voice chatbots integrate with assistants like Alexa.
What platforms can chatbot developers build for?
Developers can build for platforms like Slack, Microsoft Teams, Facebook Messenger, Telegram, WhatsApp, and mobile apps. Many also integrate chatbots directly into websites or CRMs for centralized communication.
How long does a typical chatbot development project take?
The timeline to build a chatbot varies by complexity. A simple rule-based FAQ bot might take 2-4 weeks, while an AI-powered bot with CRM integration typically requires 6-12 weeks. Enterprise-grade chatbots with advanced NLP and custom training can take 3-6 months.
What industries commonly hire chatbot developers?
Chatbot developers are in high demand across e-commerce, healthcare, financial services, and customer service sectors. E-commerce uses them for product recommendations, healthcare for appointment scheduling, and finance for fraud alerts and account inquiries.
What should I include in my chatbot developer job description?
In the job description, outline your chatbot's purpose, target users, and required integrations. Include preferred frameworks, API connections, and AI models (like ChatGPT). Be upfront about project scope and post-launch support needs.
Can I use AI tools instead of hiring a chatbot developer?
AI tools can build basic bots, but custom projects need human expertise. Developers handle back-end setup, workflow automation, and fine-tuning AI models to match specific business goals, which automated platforms often cannot replicate.
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