JEFFADHA.

Hi, my name is

Jeffadha Base Jeffadha Spidey
ANOMALY DETECTED

<<< DRAG TO REVEAL >>>

I build robust system architectures, API integrations, and scalable web solutions. Focused on relational integrity, strict design patterns, and high-throughput reliability.

PHP
PHP 8.xModern OOP
Laravel
LaravelEloquent & Queues
NestJS
NestJSTypeScript & DI
Node.js
Node.jsFastify & Express
MySQL
MySQLACID & Tuning
Docker
DockerContainers
Redis
RedisPub/Sub
Linux
LinuxDebian / Shell

01.

Education

2021 — Present

Universitas Muhammadiyah Karanganyar

Informatics Engineering — 8th Semester

Focused on backend engineering, relational schema design, enterprise patterns, and distributed architectures.

2018 — 2021

SMK Negeri 2 Karanganyar

Software Engineering

Built strong foundations in algorithmic problem solving, core programming logic, and relational database queries.

Teaching Experience

Teaching Assistant

Object-Oriented Programming

Guided 40+ undergraduate students through Java OOP principles, inheritance hierarchies, and design patterns. Led code reviews and debugging.

Teaching Assistant

Web Programming (Laravel)

Laravel

Mentored students on modern backend development, covering MVC architecture, Eloquent ORM, routing, and building robust RESTful APIs using Laravel.

Teaching Assistant

Web Design & UI/UX

Design

Taught UX principles, information architecture, wireframing, and translating prototypes into responsive layouts.

Spider Crawling

02.

Validating innovation, business strategy, and technical excellence.

Click to view
ICSDI 2026 Certificate
Startup Competition

Finalist Venture Z Startup

ICSDI 2026, Prince Sultan University

Click to view
FertInnovation 2025 Certificate
AI Innovation

Top 20 Proposal "AI-Driven"

FertInnovation Challenge 2025

Click to view
Tent Festival 2024 Certificate
Business Plan

Finalist National Business Plan

Tirtayasa Entrepreneur Festival

Click to view
Wirastart 2024 Certificate
Creative & Pitching

1st Place Best Video

Wirastart 2024, ITB Ahmad Dahlan

spider Idle
GRAVITY
BROOKLYN
▼ ▼ ▼
ACCELERATION_9.81_M/S² // TERMINAL_VELOCITY
E-1610
AAAAANOMALY
FALLING
1610_GROUND_ZERO

03.

Architectures built for resilience, strict data integrity, and pragmatic workflows.

Featured Project

Research Info System

Dockerized architecture using cosine similarity modeling for text vectorization, academic thesis matching, and cross-document plagiarism risk assessment. Fully isolated containerized runtime.

  • Docker
  • Python
  • PHP/MySQL
  • Cosine Sim
Management Engine

SIEDOM Engine

Multi-tenant academic survey engine supporting high-concurrency submission periods with weighted aggregation algorithms and granular role-based access control (RBAC).

  • Laravel
  • MySQL
  • Alpine.js
  • RBAC
System Architecture

Coffeeflow POS

Centralized Point of Sale (POS) and ordering system built with strict state management. Engineered to handle distinct transactional logic, queueing, and routing separation between "Dine-in" and "Drive Thru" workflows.

  • Laravel
  • Vue.js
  • MySQL
  • State Logic
Finance System

DND Decoration Finance

Custom financial management system tailored for an event decoration business. Engineered with strict ledger logic for cash flow tracking, automated invoicing, and real-time operational expense reporting.

  • Laravel
  • MySQL
  • Ledger Logic
  • Reporting
High-Traffic Portal

Graduation Engine SMPN 1 Jaten

A high-availability public service portal designed to handle sudden traffic spikes during graduation announcements. Built with Next.js as the frontend, utilizing lightweight JSON payloads for ultra-fast, static-like performance.

  • Next.js
  • JSON API
  • Frontend Arch
  • High-Traffic
Academic Management

E-Santri Web

Comprehensive digital boarding school (Pesantren) management system. Centralizes student academic records, behavioral tracking, dorm management, and transparent tuition (SPP) monitoring for parents.

  • Laravel
  • MySQL
  • RBAC
  • Data Centralization
E-Commerce & Gateway

Bincoran Indofarm Market

Full-stack agricultural e-commerce platform featuring secure payment gateway integration. Implemented dynamic cart logic, automated webhooks via Midtrans for real-time payment status, and order tracking.

  • Laravel
  • Midtrans API
  • Webhooks
  • E-Commerce
Event Management

Festival Tenant Booking

Interactive tenant booking platform for the Festival Perumahan Rakyat Kab. Karanganyar. Engineered to manage booth allocations, prevent double-booking through strict concurrency checks, and streamline the registration process.

  • Laravel
  • MySQL
  • Concurrency
  • Booking Logic
Venom Idle
School Bus

04.

Get In Touch

I'm currently open for new opportunities. Whether you have a question, a project idea, or just want to say hi, my inbox is always open.

Say Hello
Emergency Door
JF2222
Miles Morales Running