Autonomous Bug-to-PR: Multi-Agent Engineering with OpenClaw, Workboard, and Frontier Code Review
💡 The Autonomous Engineering Dream
Allen Sandiego
Hi, I'm Allen Sandiego
Software Developer • Engineer • Problem Solver
Seasoned Technology Professional specializing in the Oracle ecosystem, with nearly two decades of experience designing, integrating, and building scalable enterprise and consumer applications.
Featured Projects
A curated selection of web applications, mobile apps, and tools I have designed and built.
Multi-Tenant Enterprise HCM Suite (Java 21 / Spring Boot 4)
Multi-tenant SaaS HR & Talent platform featuring three integrated portals (Genesis Operator, Talent Workforce & ATS, and Career Candidate Portal) with PostgreSQL Row-Level Security (RLS) and Playwright Java E2E testing.
Live Demo
Launch
AI Tutorial Assistant & Study Packet Generator (Java 21 / Spring Boot 3 / React 19)
100% stateless educational platform that transforms study documents (PDF, DOCX, TXT, OCR) into structured review packets, interactive practice exams, and downloadable PDF/DOCX study sheets using Google Gemini 2.5 Flash and Spring AI.
Live Demo
Launch
Web Application
Whether you are tracking glucose levels, logging nutrition, or managing medication, Gluconitor provides a sleek and intuitive interface to help you stay on top of your wellness journey.
Web Application
From fueling records to maintenance logs, keep everything organized in one secure place.
Android
A mobile client for Azure DevOps that allows you to manage your Work Items, Sprints, and Boards directly from your Android device with offline support.
Android
A native Android word connection puzzle game built with Kotlin and Jetpack Compose. Players connect adjacent letter tiles on an 8x10 grid to form valid English words, scoring points, leveling up, and managing fire tiles before they burn down the library.
Core Expertise
Key domains and technologies I specialize in across enterprise and modern development.
Oracle Ecosystem
- Oracle APEX
- Oracle SQL & PL/SQL
- Database Design & Optimization
- REST & SOAP Integration
- Oracle E-Business Suite R12
- Oracle Fusion HCM
- Taleo Enterprise
Modern Integrations & Cloud
- Azure Service Bus & Dapr
- Temporal Workflows
- Azure Container Apps
Full-Stack & Backend Engineering
- Java 21 (LTS) & Spring Boot 4
- Spring Security & OAuth2 / OIDC
- PostgreSQL & Row-Level Security (RLS)
- Python & TypeScript
- Playwright Java E2E Automation
- Flyway Database Migrations
- Neon Serverless & Supabase
- HTML, CSS, JavaScript, & CoreUI
- Bash Scripting & CI/CD (GitHub Actions)
Automation & Monitoring
- AI-Assisted Programming
- Self-Hosted Agentic Workflows (OpenClaw)
- Proxmox VE
- Bugsnag & Firebase Crashlytics
Developer Tooling & IDEs
- VS Code, Antigravity, & Android Studio
- Antigravity CLI, Copilot CLI, & OpenCode / OpenClaw CLI
Recent Writings
Articles, guides, and thoughts on software engineering and system integration.
Self-Hosting OpenClaw Agent on Proxmox LXC with GTX 1650 Passthrough and Qwen 3.5 2B
💡 Introduction: Repurposing Budget Silicon for 24/7 AI
Benchmarking Local LLMs: Throughput, TTFT, and Speculative Decoding in LM Studio
Running Large Language Models locally has evolved dramatically with modern quantization techniques, Mixture-of-Experts (MoE) architectures, and Multi-Token Prediction (MTP) / Speculative Decoding.
A simple way to add a delete row function from a report in Oracle APEX
I had a requirement to add a delete button in an Interactive Report of Oracle APEX. I did some research online and found a few articles discussing on how to do this. But they are using java scripts...
Custom Interface PL/SQL to return Employee Information using Oracle E-Business Suite Integrated SOA Gateway
In my previous posts, I wrote about how to create custom interface types using Java as part of the Oracle E-Business Suite Integrated SOA Gateway. In this post, I will be building the service using...
Custom Interface Application Module Service to return Employee Information using Oracle E-Business Suite Integrated SOA Gateway
In this post, I will create a custom interface using Application Module Service as opposed to the Java Bean Service in my previous post here. Using Application Module Service, we can take advanta...
Custom Interface Java Bean Service to return "Hello World" using Oracle E-Business Suite Integrated SOA Gateway
We recently upgraded our Oracle E-Business Suite and along with it was the Integrated SOA Gateway. At work, we usually have requirements for systems integration in which we uses flat files. However...