Yehezkiel Syamsuhadi
@yehezkielsyamsuhadi
Senior software engineer specializing in Go and backend technologies.
What I'm looking for
I am a seasoned software engineer with extensive experience in backend development, particularly using Go and JavaScript. My journey has taken me through various roles where I have led teams and projects, focusing on creating scalable and efficient systems. Currently, I am a Senior/Lead Software Engineer at Rhize, where I design and develop a manufacturing data hub system for high-profile clients like Moderna and BlueScope Steel.
Throughout my career, I have successfully built and maintained complex microservices architectures, leveraging technologies such as GraphQL, Kafka, and Kubernetes. My passion for technology extends to cybersecurity, where I hold a specialization certificate from the University of Maryland. I thrive in remote, multidisciplinary teams and am committed to delivering high-quality software solutions that meet business needs.
Experience
Work history, roles, and key accomplishments
Senior / Lead Software Engineer
Rhize
Jan 2023 - Present (2 years 8 months)
Designed, developed, and delivered the backend of a low-latency, horizontally scalable, and highly available manufacturing data hub system for clients like Moderna and BlueScope Steel. Created prototypes, conducted benchmarks, and analyzed traces and logs to optimize system performance.
Senior Software Engineer
Nine
Nov 2021 - Present (3 years 10 months)
Developed and maintained backend microservice APIs using Go, gRPC, PostgreSQL, and Kafka, handling over 1M requests/day for newspaper content distribution. Created and managed frontend applications for editors using TypeScript, React, and GraphQL.
Senior / Lead Software Engineer
TelemetryTV
Jan 2014 - Present (11 years 8 months)
Led the development of the entire system, transitioning the company from a metric dashboarding service to a digital signage provider. Created a platform for backend microservices in Go, handling 30k messages/second, and led the development of REST and WebSocket APIs.
Senior Software Developer
MotorLot
Oct 2012 - Present (12 years 11 months)
Led the development of major features for a web-based car dealer software, motorlot.com, which offered inventory, customer, deal, and bookkeeping management. Contributed to the company's profitability through these key developments.
Software Developer
Harpua Communications
Feb 2012 - Present (13 years 7 months)
Served as the main engineer for building the PhilterIt web app and Google Chrome extension, aimed at improving email experience by categorizing emails by sender. Utilized Node.js, imap, WebSocket, and Ruby on Rails for these products.
Software Developer
REA Group
Sep 2007 - Present (18 years)
Maintained and improved main web applications and developed new applications for realestate.com.au, Australia's number one real estate advertising company. Set up Jenkins CI servers on Linux and established other required environments, employing BDD/TDD and Agile methodologies.
Software Developer
Signetique IT
Nov 2003 - Present (21 years 10 months)
Tailor-made web applications for clients of Signetique IT / webhosting.com.sg, a premier internet solutions provider in Singapore. Responsibilities included analyzing client requirements, developing, testing, and deploying applications onto live servers.
Education
Degrees, certifications, and relevant coursework
Universitas Kristen Satya Wacana
Bachelor's Degree, Electronics Engineering
Completed a Bachelor's Degree in Electronics Engineering. The curriculum provided a strong foundation in electronic principles and systems.
Coursera
Specialization Certificate, Advanced Data Analytics
Completed the Google Advanced Data Analytics Specialization through Coursera. This program focused on advanced data analysis techniques and tools.
Percona
Training Certificate, MySQL Performance
Attended MySQL performance training provided by Percona in Melbourne, Australia. This training focused on optimizing MySQL database performance.
Coursera
Course Completion, Machine Learning, Algorithms Design and Analysis, Scala
Completed courses in Machine Learning, Algorithms Design and Analysis, and Scala through Coursera. These courses provided foundational knowledge in these advanced computing topics.
University of Maryland, College Park
Specialization Certificate, Cybersecurity
Completed a Cybersecurity Specialization through Coursera, offered by the University of Maryland, College Park. This specialization enhanced knowledge in cybersecurity principles and practices.
Tech stack
Software and tools used professionally
Amazon EC2
DigitalOcean
kops
GitHub
GitLab
Bitbucket
Kubernetes
Amazon EKS
Jenkins
GitLab CI
Liquibase
DB
MySQL
PostgreSQL
MongoDB
Memcached
Percona
QuestDB
Gmail
Node.js
Ruby on Rails
Google Analytics
Mixpanel
Dgraph
Redis
Terraform
Gradle
Backbone.js
jQuery
JavaScript
Java
Perl
Kafka
Sinatra
PagerDuty
Grafana
Prometheus
OpenTelemetry
Linux
Apollo
GraphQL
NATS
gRPC
Elasticsearch
RSpec
Google Chrome
SQL
Snyk
Availability
Location
Authorized to work in
Job categories
Skills
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