Yunggi Alyana.

Full Stack & Security

Yunggi Alyana

About

Skills

Projects

Journal

Contact

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01. ABOUT

Secure & Scalable.

Crafting secure & scalable digital experiences. Specialized in Next.js Architecture and Vulnerability Assessment. Former Retail Leader turned Software Engineer with a passion for building systems that are not just functional, but resilient.

Oct 2025 - Present

Independent Security Researcher

Self-Employed• Remote

Conducting ethical security research and vulnerability assessments on public academic infrastructure. Identified critical network misconfigurations (Origin IP Disclosure) and utilized OSINT methodologies.

OSINTVulnerability AssessmentNetwork Security
Jan 2026 - Present

Store Junior Leader

Indomaret Group• Depok, Jawa Barat

Leading a team to ensure operational targets and SLAs are met. Mentoring new crew members in SOPs and operational workflows while balancing academic responsibilities.

Team SupervisionLeadershipOperational Excellence
Aug 2025 - Present

Full Stack & AI Cohort Participant

Asah led by Dicoding (Internship)• Remote

Led the 'TelcoSense' capstone project (Score: 92). Developed secure backend using Hapi.js and integrated ML services via FastAPI. Managed end-to-end deployment on Vercel and Railway.

Hapi.jsFastAPIDevOpsTeam Leadership
Aug 2022 - Dec 2025

Store Crew

Indomaret Group• Bogor, West Java

Built a strong operational foundation. Developed a Barcode Lookup Web App to solve manual price-checking inefficiencies. Consistently maintained 100% transaction accuracy.

POS SystemsInventory ManagementProcess Innovation
Oct 2023 - Present

Bachelor's degree, Information Systems

Universitas Terbuka• Indonesia

Current GPA: 3.39 / 4.00. Focus on Software Engineering, Data Science, and Network Security.

Data StructuresWeb ProgrammingNetwork Security
Jul 2020 - Jun 2022

High School Diploma, Software Engineering

SMK Madya Depok• Depok, Jawa Barat

Focus on Software Engineering fundamentals, Object-Oriented Programming (OOP), and Database Systems.

OOPDatabase SystemsSoftware Engineering
02. SKILLS

Technical Arsenal.

Specializing in Full Stack Engineering with a focus on scalability and security.

  • Frontend & Core
  • Next.js & React 19
  • TypeScript (Strict Mode)
  • Tailwind CSS & Shadcn/UI
  • Backend & AI
  • Node.js & Hapi.js
  • Python & FastAPI (ML Integration)
  • Supabase (PostgreSQL) & MongoDB
03. WORKS

Selected Works.

Building real-world solutions: from YouTube-based Certificate Generators to ML-powered Telco Recommendation Systems.

CertifYT

A web application that converts self-taught learning effort on YouTube into valid certificates of achievement. Automates total duration calculation and generates unique QR codes for verification.

Next.jsTypeScript

TelcoSense

A product recommendation system for Telco services using Machine Learning. Architected the core backend and integrated ML services for personalized offers.

ReactHapi.js
View All Projects & Case Studies
04. JOURNAL

Latest Thoughts.

Writing about code security, system architecture, and the evolving landscape of web development.

Jan 05, 2026 • Personal Branding

Hacking SEO: How I Engineered My Google Search Results

A year ago, searching my name returned nothing. Today, I dominate the first page. Here is how I treated my digital identity like a software project using Personal SEO, JSON-LD, and a retail-inspired strategy.

Read All Articles
05. GET IN TOUCH

Let's build something secure.

Have a project in mind or want to discuss security architecture? I'm currently available for freelance projects and consulting.

Open to Work
Depok, Indonesia (GMT+7)