
David Harry
AI Automation Expert n8n Developer Voice AI Agent Builder
Compétences

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Expérience professionnelle
Fiverr
Freelance • 5 yrs 10 mos
AI Voice Agent Developer
May 2024 - Jan 2026 • 1 yr 8 mos
Designed and developed AI-powered voice agents for businesses using tools such as Vapi, Retell AI, Bland AI, ElevenLabs, and Twilio. Built conversational AI systems capable of handling inbound and outbound calls, appointment scheduling, customer support, lead qualification, reminders, and call routing. Integrated AI voice agents with CRMs, Google Calendar, automation platforms like n8n, and third-party APIs to create seamless automated communication systems. Developed natural conversational flows with realistic AI voices and optimized responses for better customer interaction and user experience. Worked with startups, clinics, agencies, and service-based businesses to create scalable voice AI solutions that reduce manual workload and improve customer engagement. Configured automation logic, prompt engineering, and voice workflows to ensure reliable and efficient AI phone operations. Achievements: 1. Successfully deployed AI voice agents for customer support and appointment booking. 2. Integrated voice AI systems with CRMs, calendars, and automation workflows. 3. Improved response efficiency using advanced conversational AI flows. 4. Built scalable inbound and outbound AI calling systems for businesses. 5. Delivered realistic and user-friendly AI phone agents with reliable performance.
n8n Workflow Developer
Jun 2023 - Jul 2025 • 2 yrs 1 mo
Built and managed automated workflows using n8n to help businesses streamline operations, reduce manual tasks, and improve productivity. Integrated APIs, webhooks, CRMs, Google Workspace, Slack, Telegram, Airtable, and AI tools such as OpenAI and Twilio. Developed automation systems for lead generation, appointment scheduling, email automation, customer support, notifications, and data synchronization. Configured both self-hosted and cloud-based n8n environments while implementing conditional logic, error handling, and workflow optimization for reliable performance. Collaborated with startups, agencies, and business owners to create scalable automation solutions tailored to their workflow needs. Achievements: 1. Successfully built and deployed multiple custom n8n workflows for different industries. 2. Reduced repetitive manual tasks through advanced automation systems. 3. Integrated AI-powered solutions into business workflows using OpenAI APIs. 4. Improved workflow efficiency with optimized automation architecture and debugging. 5. Delivered scalable and user-friendly automation systems with high reliability.
AI Automation Specialist
May 2023 - Jun 2025 • 2 yrs 1 mo
Specialized in building AI-powered automation systems that help businesses streamline operations, improve productivity, and reduce repetitive manual work. Designed and implemented workflow automations using tools such as n8n, Make.com, Zapier, OpenAI, Airtable, Slack, Google Workspace, and CRMs. Developed automation solutions for lead generation, email marketing, customer onboarding, appointment scheduling, customer support, and data synchronization. Integrated APIs and webhooks to connect multiple business applications into efficient automated systems. Worked closely with startups, agencies, and entrepreneurs to create scalable automation processes tailored to business goals. Focused on workflow optimization, troubleshooting, and system reliability to ensure smooth business operations and improved efficiency. Achievements 1. Built multiple AI automation systems for businesses across different industries. 2. Reduced manual workload by automating repetitive business processes. 3. Successfully integrated AI tools and APIs into workflow systems. 4. Improved operational efficiency with scalable and reliable automations. 5. Delivered customized automation solutions that enhanced productivity and customer experience.