Umar Hadi Siswanto

DevOps Engineer

Sleman, Special Region of Yogyakarta, Indonesia

LinkedIn
UHS

About

DevOps Engineer with a proven track record in orchestrating robust and scalable infrastructure. With expertise in automation and CI/CD processes, I am dedicated to enhancing software delivery and operational efficiency. My approach combines strategic planning with hands-on execution, ensuring systems are resilient, secure, and cost-optimized. I thrive on keeping servers performing optimally and ensuring code deployments are smooth and reliable. Committed to continuous improvement and innovation, I aim to empower teams with tools and practices that drive productivity and success.

Work Experience

PT. Altech Omega Andalan

2023 - Present

DevOps Engineer

Spearheaded the deployment and operational management of three pivotal projects, leading to a 25% reduction in AWS cloud expenditures. I streamlined the service deployment pipeline, expedited application release processes to digital stores, and implemented robust app performance monitoring systems. My strategic development of internal tools and optimization of pipelines markedly enhanced the developer experience. Key technologies applied: Ruby on Rails, React, React Native, Kotlin, Swift, AWS, Docker, GitHub Actions, Sentry, Postgres, Redis, Elasticsearch, Sidekiq, Nginx, Puma, Cloudflare.

PT. Genial Digital Nusantara
Remote
Part-time

2023 - Present

DevOps/SRE

Drove the optimization of service performance, resulting in a 30% improvement in system efficiency and a notable enhancement in service availability and latency. I managed change processes, oversaw critical monitoring operations, and formulated strategic emergency response protocols. My responsibilities also encompassed thorough capacity planning of the services. Deployed technologies: AWS, Fly.io, Docker, Terraform, Prometheus, Grafana, GitHub Actions, Postgres, Redis, Laravel.

Self-Employed
Freelance
Remote

2018 - Present

Full Stack Developer

Conceptualized and constructed bespoke websites and mobile applications, ensuring high-performance solutions for a diverse client base. I leveraged full-stack development skills to deliver end-to-end services, from database management to front-end execution. Utilized a suite of technologies to enhance project deliverables: PHP, MySQL, JavaScript, Kotlin, React, Next.js, React Native, Docker, Fly.io, Heroku, AWS, Github Actions.

Mahardika Komputer
Internship

2016 - 2016

Technical Support

Provided comprehensive technical support, resolving issues related to computer hardware and software, enhancing customer satisfaction and service efficiency.

SMK Negeri 4 Penajam Paser Utara
Volunteer

2014 - 2015

Web Developer

Collaborated on the design and launch of an innovative Online School Semester Test System, marking a significant advancement in the digitalization of semester exams. This project was realized through the application of foundational web technologies such as PHP, MySQL, JavaScript, HTML, CSS.

Education

Universitas Teknologi Yogyakarta

2018 - 2023
Bachelor's Degree in Computer Science

SMK Negeri 4 Penajam Paser Utara

2014 - 2017
Vocational High School on Computer Network Engineering

Skills

GNU/Linux
Docker
Kubernetes
Amazon Web Services (AWS)
Google Cloud Platform (GCP)
GitHub Actions
Jenkins
Prometheus
Grafana
Terraform
JavaScript
TypeScript
Go
PHP
React/Next.js

Projects

SweetEscape

SweetEscape is a global AI-driven platform connecting clients with local professional photographers in over 500 cities across 100 countries.

Company Project
AWS
GitHub Actions
Jenkins
Ruby on Rails

Wagginton

Wagginton is a pet store app offering trusted brands for food and supplies, 24/7 customer service, and same-day delivery, making it easy to spoil your pet.

Company Project
AWS
Bitbucket Pipelines
GitHub Actions
Ruby on Rails
React Native

Administrating Pixelfed

Administrating Pixelfed fediverse server

Side Project
Docker
Fly.io
Postgres
PHP/Laravel

Administrating Mastodon

Administrating Mastodon fediverse server. Deployed on Fly.io

Side Project
Docker
Fly.io
Postgres
Ruby on Rails

Genilogi Landing

A landing page

Company Project
Next.js
Google Sheets API

Bank Server API

A simple bank service

Side Project
Go
gRPC
Docker
Kubernetes
Postgres

Spotify Canvas

A dynamically updated audio video canvas of my recently played Spotify music. Built with Svelte

Side Project
Svelte
Spotify API
Protobuf

Online School Semester Test

A successful collaborative project with my teacher during high school, used for online semester exams.

Volunteer
PHP
JQuery
MySQL