Widyo Atmoko — Full Stack Engineer

Technologies

Tech stack

Proficient across the full stack — from microcontroller firmware and embedded Linux to cloud-deployed REST APIs, real-time mobile apps, and ML-driven web interfaces.

AngularNestJS Django / DRFIonic Capacitor.jsPhaser TypeScriptPython CC#Prisma PostgreSQLMySQLElasticsearch RabbitMQDockerAWS Lightsail MQTTJestCypress ElectronJSBash ScriptingmicroPython nodeMCULuaOrCAD Smart CardEmbedded LinuxBlockchain (DRF)

Also explored

SvelteKit Hono Pulumi AWS GCP Cloudflare Workers

Career

Experience

2024 – Present

Current

Independent Contractor

Full Stack Engineer

Remote — USA & Indonesia

Developed a mobile application for a prominent US healthcare organisation using Ionic-Angular.

Built a backend service for a VPN platform with blockchain integration using Django REST Framework.

Developed a backend service for a leading Indonesian national e-commerce company using NestJS.

IonicAngularDjangoNestJSCapacitorDockerPostgreSQLMySQLPrismaJest

2021 – 2023

2 years

Full Stack Engineer

Moody's Analytics

New York, USA (Remote)

Developed web UIs for machine learning applications using Angular; built the backend layer with NestJS.

Built an in-house PDF annotation library from scratch, eliminating the need for a third-party service and saving the company $3,000/month ($36,000/year) in subscription costs.

Participated in all development phases — research, design, implementation, testing, and troubleshooting.

Worked with Agile (Scrum) methodologies and continuous integration practices.

AngularNestJSElasticsearchRabbitMQMySQLJestCypressJIRA

2020

Pati, Indonesia

Full Stack Engineer

Ardanatech

Pati, Indonesia

Built a KTP-eL (National Identity Card) reader system that auto-populates web forms.

Developed a doctor's prescription system with Samsung S Pen support and digital PDF signature capabilities.

DjangoIonicC#MQTTPostgreSQL

2020

California, USA

Mobile Developer

Hammathyme

California, USA (Remote)

Ported Phaser framework-based games to native Android and iOS; published to Google Play and the Apple App Store.

IonicCapacitor.jsPhaser

2019 – 2020

Slovakia

R&D Contractor

Wezeo

Bratislava, Slovakia (Remote)

R&D for Ionic, IoT integrations, and AWS Lightsail deployment automation scripts.

IonicBashnodeMCUmicroPythonLuaAWS Lightsail

2016 – 2018

2 years

Full Stack Developer

Waiki Indonesia

Yogyakarta, Indonesia

Created mobile apps using Ionic-Angular and Django backends; integrated MQTT for IoT and Embedded Linux for hardware deployment.

DjangoIonicMQTTPostgreSQLElectronJSEmbedded Linux

2007 – 2013

6 years

R&D Engineer

Gamatechno

Yogyakarta, Indonesia

Designed and implemented the TransJogja and TransJakarta city bus smart card ticketing systems.

Pioneered smart card / bank card payment infrastructure integrated with Indonesia's 5 largest banks — the first implementation of its kind in the country.

CPythonBashOrCADMySQLSmart Card

Capabilities

Skills

Frontend

AngularTypeScriptIonic FrameworkCapacitor.jsElectronJS

Backend

NestJSDjango / DRFREST API designRabbitMQElasticsearch

Mobile

Ionic + AngularCapacitor.jsAndroid & iOS publishPhaser (game → app)

Database

PostgreSQLMySQLTypeORMPrisma ORMElasticsearch

Infra & DevOps

DockerAWS LightsailBash scriptingJest · CypressAgile / Scrum

Embedded & IoT

MQTTEmbedded LinuxnodeMCU / microPythonLuaOrCAD · Smart Card

Education

Bachelor of Engineering

Universitas Gadjah Mada

Electrical Engineering · 2006 – 2010 · Yogyakarta

One of Indonesia's leading public research universities.

Diploma

Universitas Gadjah Mada

Electronics & Instrumentation · 2001 – 2005 · Yogyakarta

Foundation in electronics, hardware design, and instrumentation systems.

Full Stack Engineer crafting scalable, high-performance applications

Tech stack

Experience

Skills

Let's build something great