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Lv. 22 Backend Developer

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ADVENTURE LOG

REGION: PROFESSIONAL CAREER

CURRENT MISSION

Backend Developer (Node.JS / .NET)

PT Fan Integrasi Teknologi (Fanintek)

July 2025 - Present

West Java, ID

Optimizing critical API response times by 80%, managing offline RHEL infrastructure, and engineering high-performance search solutions using PostgreSQL FTS and GIN indexing.

Node.JS.NETC#TypescriptRHEL/CentOSPostgreSQLDocker

Speedster Badge

SysAdmin Badge

SIDE QUEST

Back End Developer (Intern)

PT Len Industri (Persero)

Feb 2023 - July 2023

West Java, ID

Led a squad of 6 interns building Command Control Map Systems. Implemented WebSocket for real-time sensor data and optimized backend protocols for 20% faster transfer.

PythonWebSocketGeospatialMicroservices

Leadership Badge

Realtime Badge

TUTORIAL ZONE

IoT Developer (Intern)

PT Adhim Aju Sejahtera

July 2019 - Oct 2019

West Java, ID

Modernized legacy LabVIEW interfaces and implemented role-based access control for IoT panels. Integrated SQLite to standardize data storage.

LabVIEWIoTSQLiteUI/UX

Hardware Badge

Moveset Proficiency

CoreNode.js (Express)

CoreBun (ElysiaJS)

CoreGo (Fiber)

CoreSpring Boot (Java)

CoreASP.NET Core (C#)

CoreFastAPI (Python)

DataPostgreSQL

DataMySQL

DataMSSQL

DataRedis

MessagingKafka

MessagingRabbitMQ

MessagingBullMQ

WebsocketSocket.io

SearchElasticsearch

LangTypeScript

LangGo

LangJava

LangPython

LangC#

ToolsDocker

ToolsGit

OSLinux

Game EngineGodot

Battle Log

TIP OF ICEBERG

Adventure game to learn about programming.

GDScriptGodotAseprite

SUGGEST ME 2.0

Application to recommend food based on mood (With Gemini AI).

TypescriptReactViteTailwindElysiaJSTanstack QueryPostgreSQL

GrowBaksAPI

Simple E-Commerce API for small businesses (UMKM).

GoFiberPostgreSQL

PokemonoInHomeAPI

API to replicate classic pokemon game

C#ASP.NET CorePostgreSQL

e-library

Very simple library apps

TypescriptJavaVueSpring Boot

digilott

Arisan online apps (search for this term, only in indonesia)

PythonHTML/CSS/JSDjangoMySQL

SUGGEST ME 1.0

Application to recommend food based on mood (you can also manage income and expenditure).

JavaSwingJasper Report

Aloe

Discord Bot for private channel

JavascriptNodeJSdiscord.js

A Challenger Approaches?

Whether it's a new backend architecture, a refactor, or a legendary alliance—my inbox is open for battle.

Send Challenge

ID: wwijoyo2@gmail.com