Joel Bryan Juliano

Senior Software Engineer
Diemen, NL.

About

Highly accomplished Senior Software Engineer with over 20 years of experience in backend development, specializing in designing scalable, high-performance systems and AI/LLM solutions. Proven track record of significant contributions to open-source projects, leading engineering initiatives, and scaling complex platforms to handle millions of daily transactions, including successful entrepreneurial ventures. Expertise spans AWS, Kubernetes, Go, Python, Ruby, and TypeScript, driving innovation in enterprise identity management, payment systems, and cybersecurity.

Work

kdeps.io
|

Founding Software Engineer

Amsterdam, North Holland, Netherlands

Summary

Led the development of an AI startup, creating an open-source framework for Dockerized applications with integrated Large Language Models (LLMs) for intelligent task automation.

Highlights

Architected and built the core product, including a Retrieval-Augmented Generation (RAG) graph library in Golang, enabling AI-powered APIs for advanced decision-making and content generation.

Belastingdienst (Dutch Tax Office)
|

System Engineer

Netherlands, Netherlands

Summary

As a civil servant (rijksambtenaar), I am currently developing and designing enterprise systems for the Dutch national government's tax administration, focusing on robust and scalable solutions.

Highlights

Engineered and deployed an IMS Interface (FAMP003) to automate role and permission management, transitioning from manual processes to efficient API-driven workflows.

Developed Batch Service Automation (BSA) using Ansible playbooks, streamlining file processing, notification systems, and automated operations across RHEL environments.

Constructed ITSM API integrations and Python scripts for EUM-LTB data processing, optimizing data workflows with SAS Teradata databases.

DAZN Group
|

Senior Software Engineer

Amsterdam, North Holland, Netherlands

Summary

Contributed to a global sports streaming platform handling millions of daily transactions, leading critical engineering initiatives to improve revenue recovery, platform scalability, and developer productivity across global regions.

Highlights

Spearheaded the development of a revenue recovery tool that identified millions of euros in misregistered users across complex distributed systems.

Scaled payment systems to handle over 10 million daily transactions, significantly reducing subscription service latency by 90% across four global regions.

Developed a microservices visualization tool adopted by 1,000+ engineers and a global deployment communication tool utilized by 300+ engineers, enhancing collaboration and system oversight.

Jexia B. V.
|

Senior Software Engineer

Apeldoorn, Gelderland, Netherlands

Summary

Responsible for developing high-performance infrastructure components and container orchestration middleware for a Backend-as-a-Service platform for real-time applications.

Highlights

Developed the Minimum Viable Product (MVP) for a serverless platform, leveraging Go, Kubernetes, gRPC, and Protobuf for high-performance backend services.

Engineered custom Kubernetes middleware to optimize resource allocation and automate bare-metal Linux deployments, improving operational efficiency.

Designed and implemented high-performance gRPC microservices for efficient dataset and file management, integrating Kafka for robust data streaming.

ALTUS Digital Capital
|

Lead Software Engineer / Team Lead

Singapore, Singapore

Summary

Led development of iamClaire and GoSPCE platforms for a digital venture studio, managing cross-functional teams and establishing engineering best practices for rapid product delivery.

Highlights

Led the end-to-end development of iamClaire.com, a social e-commerce platform, bringing it from concept to production within six months using Ruby, Rails, and AWS.

Managed a remote team of 4 engineers, establishing robust Jenkins CI/CD pipelines with CloudFormation to enable scalable AWS deployments.

Provided technical leadership and oversight for flagship products, including GoSPCE, ensuring successful delivery of lifestyle experience platforms.

VIPRE Security Group
|

Senior Software Engineer

Taguig, Metro Manila, Philippines

Summary

Led macOS VIPRE Antivirus and ThreatTrack development for an enterprise security company, specializing in kernel-level security and malware analysis infrastructure.

Highlights

Spearheaded the development of macOS VIPRE Antivirus and the ThreatTrack Hardware Appliance malware gateway, enhancing enterprise security solutions.

Architected a multithreaded server endpoint for Threat Analyzer hardware, significantly improving the efficiency and speed of malware analysis.

Collaborated with key Silicon Valley vendors, contributing to white papers that advanced antivirus architecture and industry best practices.

Getaroom.com
|

Senior Software Engineer / Team Lead

Dallas, TX, US

Summary

Spearheaded significant framework migrations and managed distributed engineering teams to improve system performance and SEO for a major travel booking platform.

Highlights

Spearheaded the complex migration of a legacy Rails 2 application to Rails 3, successfully managing a remote team of four engineers through the transition.

Contributed to upstream Rails projects, including Arel and Geokit, which enhanced geolocation features and improved system capabilities.

Implemented advanced SEO and geolocation services, significantly improving hotel booking accuracy and user experience leveraging AWS EC2 and Chef.

Education

EITCA Academy
Brussels, Belgium

Certificate Program

Artificial Intelligence Programme

Courses

Google Cloud ML

TensorFlow

Deep Learning

AMA University
Makati, Metro Manila, Philippines

B.S.

Computer Science

Courses

Full-scholar student, completed 172/216 units

Cisco Networking Academy
Makati, Metro Manila, Philippines

Certificate Program

Network Associate

Courses

Completed CCNA 1-4

Publications

What Would AI Do?

Published by

Leanpub

Summary

A 20-volume series exploring AI ethics and implications.

From Ruby to Golang: A Ruby Programmer's Guide to Learning Go

Published by

Leanpub

Summary

A comprehensive guide for Ruby programmers transitioning to Go, ranked #3 on Amazon.

Languages

English
Tagalog
Dutch

Certificates

Dutch A2 Inburgeringsdiploma

Issued By

Dienst Uitvoering Onderwijs (DUO)

Certified Linux Administrator (RHEL 7)

Issued By

Brainbench

Certified Ruby 1.9

Issued By

Brainbench

Certified Cisco Network Support

Issued By

Brainbench

Certified JavaScript

Issued By

Brainbench

Microsoft Certified Professional (MCP)

Issued By

AMA University

Skills

Languages & Frameworks

Go, Ruby/Rails, TypeScript, JavaScript, Node.js, Python, C++, Objective-C.

Cloud & DevOps

AWS, Kubernetes, Terraform, CI/CD, GitHub Actions, Docker, AWS Lambda, AWS SQS, AWS Step Functions, CloudFormation.

Platforms & Tools

Linux, MySQL, NoSQL, Git, Jenkins, JIRA, Firebase, GraphQL, Ansible, SAS, Teradata, RHEL, systemd, SELinux, ITSM API, gRPC, Protobuf, Kafka, Network Security, AWS EC2, Chef, OpenAI APIs, LLMs.

Methodologies

Agile, Scrum, TDD/BDD, Design Patterns, Microservices, Serverless.

Projects

Markdown-UI

Summary

A framework for responsive HTML5 UIs using Markdown.

AI Files

Summary

A CLI tool for AI-driven file organization using OpenAI APIs.

Kdeps

Summary

An open-source AI agent framework for building reusable RAG AI agents in Go.

Bato

Summary

The first programming language developed in native Filipino dialect.