Full-Stack Web & Mobile Developer · Software Engineer
Lhokseumawe, Aceh - Indonesia (UTC+7 / WIB) · Remote-friendly
Full-stack developer focused on building web applications, cross-platform mobile apps, and backend systems. Experienced in real-time architectures (WebSocket, geolocation tracking), internal enterprise dashboards, and data automation.
class Developer:
def __init__(self):
self.name = "Zulkifli"
self.role = "Full-Stack Web & Mobile Developer"
self.location = "Lhokseumawe, Aceh, Indonesia (UTC+7)"
self.education = "D4 Informatics Engineering - Politeknik Negeri Lhokseumawe"
self.availability = ["Full-time", "Freelance", "Remote"]
self.website = "[https://zulkifli.my.id](https://zulkifli.my.id)"
def services(self):
return {
"Full-Stack Web Apps" : ["Dashboards", "REST & WebSocket APIs", "RBAC", "Reports"],
"Mobile Development" : ["Flutter", "Kotlin", "Real-Time GPS", "Background Services", "Maps"],
"Backend Engineering" : ["Task Queues", "Cron Jobs", "Payment APIs", "System Architecture"],
"Automation & AI" : ["Web Scraping Bots", "OpenAI Integration", "NLP / Computer Vision"],
}Subdit Siber · Aug 2025 – Jan 2026 · On-site (Banda Aceh)
Contributed to internal software systems for law enforcement operations under the Cyber Crime Subdirectorate.
- Lead Developer on E-WALAP: Built a real-time digital surveillance system for city detainees using Polygon Geofencing and the Haversine Algorithm.
- Security & Anti-Spoofing: Implemented Role-Based Access Control (RBAC), TLS/SSL encryption, and fake GPS detection on mobile clients.
- Real-Time & Offline Architecture: Engineered low-latency bidirectional tracking via WebSocket and an offline-first data pipeline (Store-and-Forward with SQLite) to handle signal loss.
- Compliance: Designed an immutable audit trail aligned with Indonesian electronic evidence regulations (UU ITE).
Stack: Flutter React.js Node.js Express MongoDB WebSocket SQLite
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All-in-one desktop dashboard to manage and monitor multiple local development projects in real time without terminal clutter. Supports 40+ frameworks with live CPU/RAM metrics, script runner, and port management (~10MB RAM footprint). |
Real-time digital surveillance platform for monitoring city detainees. Replaces manual check-ins with 24/7 GPS tracking, polygon geofencing, mock-location detection, and an audit log system. Internal / Institutional Project |
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Full-stack community platform featuring real-time group and direct messaging, Chart.js analytics dashboard, and backend security hardening (Helmet, rate limiting, NoSQL injection sanitization, HttpOnly refresh tokens). |
Fine-tuned IndoBERT model reaching 96.10% validation accuracy for categorizing Indonesian public complaints (Emergency, Priority, General, Penalty). Built for KMIPN VII with REST API integration and an admin dashboard. |
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Web scraping and data extraction tool for Kompas.com and Detik.com. Features keyword search, automatic pagination, progress tracking, and direct |
Cross-platform mobile application integrating YOLOv5 for real-time object detection across live camera feeds, video files, and static images. Uses C++ and OpenCV under the hood for low-latency inference on mobile hardware. |
Frontend & Mobile
Backend
Database, DevOps & Tools
AI / Machine Learning & Data
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D4 Informatics Engineering Focus areas:
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Available for full-time roles, freelance projects, and technical collaborations.
Working hours: Mon–Fri 09:00–18:00 WIB · Weekend 10:00–14:00 WIB
- Portfolio: zulkifli.my.id
- Email: zul140904@gmail.com
- LinkedIn: linkedin.com/in/zulkifli1409
- Instagram: instagram.com/zulkiflii.i