AlexB.ENGINEER / ARCHITECT
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EXPERIENCE

Engineering depth. From architecture to delivery.

A career built across enterprise systems, cloud platforms, technical leadership, and hands-on product development.

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23+ yearsSoftware engineering
Top Rated PlusTop 3% of Upwork talent
5.0/5Average client rating
100%Upwork Job Success

CAREER

A foundation
built over time.

Roles, responsibilities, and the work behind them.

2025–present

Daloy Tech Solutions

Senior Solutions Architect / Co-Founder

Lead architecture for AI-first SaaS, knowledge systems, automation, and intelligent workflows.

  • AI solution design, LLM integration, and RAG implementation
  • Azure infrastructure planning and enterprise integrations
  • Product and technical strategy across education, government, analytics, and entertainment
2023–2025

DataTools / Mivio

Team Lead / Tech Lead / Software Architect

Led engineering teams delivering microservices and scalable backend platforms.

  • C# and .NET backend architecture
  • Engineering standards and delivery practices
  • .NET MAUI applications and Azure DevOps CI/CD
2022–2023

Prophecy International

Team Lead / Tech Lead / Architect

Led architecture and technical delivery for cloud-native software systems.

  • Azure solution design and SaaS engineering
  • DevOps and deployment strategy
  • Backend and frontend delivery
2021–2022

Cloudstaff / BMT

C# .NET / Microservices Architect

Built scalable .NET Core services and backend systems with Azure-aligned delivery practices.

  • .NET Core services and scalable backends
  • Azure-aligned delivery
2020–2021

Journey Digital / Valhallah

C# .NET / Microservices Architect

Delivered microservices architecture, frontend integration, CMS systems, and Azure-backed deployments.

  • Microservices and frontend integration
  • CMS systems and Azure deployment
2019–2020

Concentrix Philippines

C# .NET Backend Developer

Delivered enterprise backend and integration services using C# and modern web technologies.

  • Enterprise backend development
  • Integration services
2018–2019

Diri Ta Buy PH

CEO / CTO / Senior Software Architect

Founded and led an e-commerce startup, overseeing its product direction, architecture, and engineering.

  • .NET Core and microservices platform
  • Chatbot and social-commerce integration
  • Product roadmap and technical strategy
2006–2018

Earlier career

Engineering, architecture, and business leadership

Engagements across enterprise software, international organizations, and product development.

  • Intel via Entuent; Ford CRM via Machaik; Cystic Fibrosis Foundation; Baháʼí World Center
  • Concentrix; Code Slaves Inc. (CEO); Diri Ta Buy PH (Founder)
  • TheApp4U HK; BTek Australia; St. Laurence Institute
2003–2005

iSysDev

Software development

Helped build a software company in Iligan City with friends and family, delivering SMS automation, hotel management software, and systems for local clients.

  • SMS automation
  • Hotel management software
  • Software for local clients in Iligan City

TECHNICAL STACK

The tools behind the work.

01

AI & LLMs

  • OpenAI
  • Anthropic
  • LangChain
  • Semantic Kernel
  • Hugging Face
  • Pinecone
  • RAG pipelines
  • Vector databases
02

Backend & .NET

  • C#
  • .NET
  • ASP.NET Core
  • SQL Server
  • PostgreSQL
  • Redis
  • GraphQL
  • Node.js
03

Cloud & delivery

  • Microsoft Azure
  • Azure DevOps
  • Docker
  • Kubernetes
  • GitHub Actions
  • Git
  • Nginx
  • Cloudflare
04

Frontend & mobile

  • Vue.js
  • React
  • Angular
  • TypeScript
  • Tailwind CSS
  • .NET MAUI
  • Flutter
  • HTML5

Architecture & delivery practices

LLM integration and local modelsRetrieval-augmented generation (RAG)Semantic search and embeddingsAI agents and workflow orchestrationAI scoring, evaluation, and anomaly detectionMulti-tenant SaaSMicroservices and distributed systemsREST APIs and enterprise integrationCI/CD and DevOpsOCR workflows

EDUCATION

B.S. Computer Science — Mindanao State University / Iligan Institute of Technology

Tell me what you’re building.

I’ll match your needs to Alexander’s verified work, show the proof, and be clear about any gaps.

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LET’S BUILD SOMETHING USEFUL

Have something
difficult to build?

AI, enterprise software, or the space in between. Tell me what you’re trying to achieve.

Book a discovery call Or send me an email