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Full Stack Developer

Iskandar
Zulkarnaen

Senior Fullstack Developer specializing in secure, high-performance, zero-downtime ecosystems, I build seamless end-to-end solutions.

About

Architecting
Intelligent
Systems.

I am a Lead Fullstack Developer with over 8 years of experience in delivering high-security surveillance ecosystems and national-scale public platforms.

Currently, I am pioneering Agentic AI capabilities using Local LLMs and Vertex AI, alongside hardware-software bridges to build smarter, more efficient backend solutions.

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AI and tech visualization
Research & Innovation

Agentic AI & Embedded Systems

Leveraging Vertex AI Agent Builder and Local LLMs (Llama) to automate complex data retrievals, bridging the gap between advanced models and hardware via custom APIs.

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08+
Years of Logic
Proven Enterprise Experience
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GenAI
Certified Professional
Generative AI Expertise
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Skills
AI & Tech
Agentic AI Local LLMs Vector Search Vertex AI Agent Builder
Stack
Next.js Node.js React Laravel CodeIgniter Python TypeScript SQL PHP
Infra & IoT
Arduino Docker GCP Redis
Trajectory

Professional
Timeline.

DEC 2025 — PRESENT
location_on Jakarta, Indonesia

Fullstack Developer

PT DATA NUSANTARA ADHIKARYA
  • Developing Agentic AI capabilities using Local LLMs (Llama), aiming to increase data retrieval accuracy by 35% via manual Vector Search.
  • Leveraging Vertex AI Agent Builder to automate complex reporting features, projected to cut manual data entry by 20 hours/month.
  • Building hardware-software bridges using Arduino, creating custom APIs that reduced embedded system latency by 15%.
  • Migrating legacy frontend to Next.js (App Router), improving initial page load performance by 2x.
SEP 2023 — DEC 2025
location_on Jakarta, Indonesia

Backend Developer

PT DATA NUSANTARA ADHIKARYA
  • Integrated a Face Recognition (FR) engine into the surveillance ecosystem, achieving 99.5% accuracy and architecting the backend for secure multi-tenant data segregation.
  • Delivered a modern Visitor Management System (VMS) with complex backend verification, processing over 1,000+ daily visitors with zero downtime.
AUG 2019 — SEP 2023
location_on Jakarta, Indonesia

Frontend Developer

PT DATA NUSANTARA ADHIKARYA
  • Engineered a Self-Service Analytics Platform (similar to Power BI), enabling users to generate custom visualizations 3x faster than previous methods.
  • Developed key frontend modules for the national "Subsidi Tepat" platform, specifically managing the high-traffic user registration flow, verification dashboards, and the microsite for secure QR code downloads.
  • Spearheaded the UI/UX implementation of a district-wide Command Center, reducing operator response time by 25% through optimized workflows.
JUN 2017 — JUL 2019
location_on Jakarta, Indonesia

Web Programmer

PT TOTAL SOLUSI TEKNOLOGI
  • Developed Event Management Systems with payment gateway integration, successfully handling 3000+ transactions securely.
  • Engineered Warehouse Management Applications for medical equipment, improving inventory tracking accuracy by 30%.
AUG 2016 — OCT 2016
location_on Jakarta, Indonesia

Web Programmer
(Internship)

PT AUDITSI EXECUTIVE SEARCH
  • Developed responsive employee management web applications, optimizing database queries to reduce load times by 40%.
Achievements

Certifications &
Awards.

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Generative AI for Executives

ONLINE CERTIFICATION

Demonstrated foundational knowledge and strategic understanding of Generative AI applications for executive leadership and enterprise integration.

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Fundamentals of Generative AI

ONLINE CERTIFICATION

Completed comprehensive training on the foundational concepts, models, and real-world implementations of Generative AI technologies.

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Output

Selected Works.

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Enterprise Architecture

Project: SECURE NODE

A high-security, national-scale architectural platform designed for real-time surveillance and complex ecosystem integrations.

Backend Infrastructure
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AGENTIC AI

Building smarter, self-directed backend agents utilizing Local LLMs.

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LEGACY MIGRATION

Modernized legacy infrastructure into efficient microservices.

Transmission

Initiate
Dialogue.

Ready to architect your next digital monolith? Secure lines are open for collaboration and strategic design consulting.

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Direct Signal iskandar@synth.arch
Location Sector 7 // Digital