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01 / Executive Overview

Engineering resilient web platforms with strict data consistency and sub-50ms response times.

Focused on high-performance backend architecture, database concurrency control, and real-time API integrations. Experienced leading engineering teams delivering production platforms across transport logistics, citizen safety, and enterprise operations.

Juara 1
IT Bootcamp 2026 (Lead 11 Engineers)
12+Active Production Systems
4.00GPA (Information Systems)
Laravel 12React 19Next.js 15Inertia.jsPostgreSQLMySQL 8Redis HorizonWebSockets ReverbTailwind CSS v4TypeScript StrictSub-50ms LatencyAtomic Transactions
02 / Selected Works

Featured Production Systems

2025

Tunggal Jaya (TUJAGO)

Live
DemoCode

Digital Transformation Platform for bus operations.

Full Stack Developer :Laravel 12Vue.js 3Inertia.jsTailwind v4MySQL
2026

Makarya Ecosystem

Code

Student-to-SME Micro-Freelancing Ecosystem with Escrow Payment Protection.

Lead Architect & Fullstack :Python FastAPIReact Native (Expo)React.js 18MySQLMidtrans EscrowFirebase Cloud Messaging
2026

TitikAman Citizen Safety Network

Juara 1
Code

1st Place Winner at IT Bootcamp 2026. Real-time citizen safety and SOS broadcast platform powered by Laravel 12 and Laravel Reverb.

Lead Developer (Tim 11 Orang) :Laravel 12Laravel ReverbMySQLWebSocketsTailwind CSS
TitikAman Citizen Safety Network
[01]Engineering Challenge & Problem

Structuring geo-tagged incident queries efficiently without spatial query bottlenecks.

[02]Architectural Decision & Solution

Indexed latitude/longitude coordinates and leveraged spatial bounding box lookups in MySQL.

[03]Impact & Key Deliverables
Real-Time Emergency SOS Broadcast (Laravel Reverb)
Geospatial Danger Hotspot Heatmap
Passed Rigorous Black-Box Testing
Champion / 1st Place IT Bootcamp 2026
2025

SRB Motor V3

Live
DemoCode

Next-Gen Automotive Dealership Platform with Futuristic UI.

Full Stack Developer :LaravelInertia.jsReact 19Tailwind 4.0Recharts
03 / Engineering Architecture

Quality Standards & Core Pillars

Concurrency & Systems

Atomic DB locks, Redis queues, and sub-50ms WebSockets for high throughput.

Quality & Performance

Type-safe TypeScript, clean architecture, and strict 100/100 Lighthouse scores.

Leadership & Delivery

Led 11 engineers (1st Place Winner Bootcamp 2026) and delivered 12+ prod apps.

Live Architectural Telemetry & Signals
WebSocket Reverb18ms broadcast
DB TransactionsAtomic Locks
Redis Queue0ms delay
Lighthouse Score100 / 100
Core Technologies:Laravel 12React 19Next.js 15TypeScriptTailwind CSS v4PostgreSQLMySQLRedisWebSockets
04 / Career Track

Experience & Milestones

2026Juara 1 IT Bootcamp 2026 & Lead DeveloperTitikAman Platform

Led 11 engineers building a citizen safety broadcasting network powered by Laravel 12, Laravel Reverb (WebSockets), and sub-50ms geolocation SOS. Awarded 1st Place.

2024 – SekarangFullstack Software Engineer & Technical Consultant

Delivered 12+ production web platforms for corporate and transport logistics clients (TUJAGO, PHD Trans, SRB Motor, Makarya), implementing atomic transaction queues and payment gateways.

2024 – 2028 (Expected)S1 Sistem Informasi, Universitas Bina Sarana InformatikaIPK 4.00 / 4.00

Specializing in Software Engineering, Distributed Database Architecture, and Enterprise Information Systems.

05 / Direct Contact

Get In Touch

Reach out directly for engineering roles or technical projects.

darellrangga@gmail.com