n8n + OpenAI API automation for lead generation, WhatsApp auto-reply, and Google Calendar meeting scheduling
JUMADI
Professional Summary
Programmer with 4+ years of direct IT experience and 9+ years in operations. Skilled in web development using Laravel and CodeIgniter, Linux server management, network and IT environment architecture, data mining and visualization using Streamlit, and AI automation with n8n and OpenAI API. Passionate about open source and educating the next generation through Kelas Awan Pintar.
Skills
- Programming: Linux, PHP, Python, JavaScript, SQL, HTML, CSS
- Frameworks: Laravel, CodeIgniter, Flask, Streamlit
- AI & Automation: Machine Learning, Data Mining, n8n Workflow, OpenAI API, WhatsApp API
- Cloud & DevOps: AWS, Google Cloud Platform, Linux Server Administration, RESTful API
- Data & Analytics: Data Visualization (Streamlit), KNIME Analytics Platform
- Languages: Bahasa Indonesia (Professional), English (Limited Working)
Professional Experience
AI Engineer
- Developed AI automation systems using n8n, OpenAI API, WhatsApp API, and Google services to support operations and digital marketing
- Built automated workflows for lead generation, follow-up, and meeting scheduling via Google Calendar
- Integrated AI models for intent classification, auto-reply WhatsApp, and real-time lead segmentation across Google Sheets, CRM, and databases
- Applied AI Engineering and MLOps principles for efficiency, scalability, and system reliability
Artificial Intelligence Coach
- Trained 500 participants in AI Domain at Kampus Merdeka - Orbit Future Academy 2021
- Trained 400 participants in AI Domain at Kampus Merdeka Mandiri - Orbit Future Academy 2023
Data Analyst and Data Scientist
Full-Stack Web Developer
- Maintained and monitored existing applications
- Developed new features for applications
- Communicated with users regarding technical issues
Team IT DevOps
- Managed and monitored company server infrastructure based on Linux
- Handled network architecture and IT environment configuration
IT Support Application
- Maintained and monitored applications
- Supported new feature development and communicated technical issues across divisions
Assistant Trainer
- Conducted IT training and human resource development in open source technologies
- Educated participants on Linux and open source tools for practical IT environments
Staff Network Operations Center (NOC)
- Controlled and monitored all network sites
- Performed troubleshooting and prepared operational reports
Projects
XGBoost model for sales prediction and demand forecasting with high accuracy using Python and Streamlit dashboard
Automated marketing workflows with AI-powered chatbot reducing manual effort by 60%
n8n-powered automation for customer inquiries, product info, and meeting scheduling via WhatsApp API
Interactive data mining and visualization dashboard built with Streamlit and Python for analytics reporting
Real-time attendance tracking with photo verification and automatic GPS location monitoring
Education
Universitas Nusa Mandiri | March 2023 – April 2025
STMIK Nusa Mandiri Jakarta | 2017 – 2018
Universitas Bina Sarana Informatika | 2015 – 2017
Certifications
- Python Project for AI and Application Development
- Basic Proficiency in KNIME Analytics Platform
- Linux
- AWS Educate Machine Learning Foundations
- Google Cloud Platform