Freelance Chatbot Developer

Overview

Key Responsibilities

• Build bots for WhatsApp (Business API / Cloud API), Telegram (Bot API), Discord, and similar messaging platforms.
• Design and implement conversational flows, dialogue state, and fallback handling.
• Integrate bots with LLMs (OpenAI, Anthropic, or similar) for natural language responses where appropriate.
• Connect bots to backend services, databases, CRMs, and third-party APIs (booking systems, payment, content sources).
• Handle webhooks, rate limits, and platform-specific message formats (interactive messages, buttons, media, templates).
• Evaluate AI-generated bot code and refactor it for correctness, reliability, and graceful error handling.
• Implement logging, monitoring, and recovery so bots stay healthy in production.

Requirements And Benefits

• Educational qualifications
• At least 3 years of relevant experience backend, integration, automation, or bot development experience (required).
• Bachelor's or Master's Degree in Computer Science, Engineering, Information Technology, or related technical fields is a plus.

Academic And And Or Professional Experience

• Candidates should have a strong foundation in bot development, messaging platform integrations, and building reliable conversational workflows.
• We are looking for specialists who can design and maintain production-ready bots, work confidently with APIs, webhooks, and backend services, and refine AI-assisted output into stable, user-friendly experiences.
• Strong problem-solving skills, attention to detail, and the ability to work independently are essential.

Technical Skills (Essential)

• At least 1 year of hands-on experience building bots for major messaging platforms (WhatsApp, Telegram, Discord, Slack, or similar) is required
• Strong command of Python or Node.js for backend bot logic.
• Solid experience with REST APIs, webhooks, OAuth, and async request handling.
• Experience with relational or NoSQL databases for storing conversation state and user data.
• Familiarity with LLM APIs (OpenAI, Anthropic) and prompt design for conversational use is a strong plus.
• Understanding of platform-specific limits, message templates, and approval flows (e.g., WhatsApp template messages).
• Experience with hosting and deployment (Docker, serverless, VPS, or PaaS)
• Additional requirements
• Strong attention to detail and commitment to bot reliability no silent failures, no broken flows.
• Self-directed work ethic with the ability to design and ship complete bots independently.
• Portfolio or examples of bots you've built (required).
• English proficiency: Upper-intermediate (B2) or above (required).
• Project time expectations
• For this project, tasks are estimated to require around 10 20 hours per week during active phases, based on project requirements. This is an estimate, not a guaranteed workload, and applies only while the project is active.