Hello, I'm
Mark Estella
Software Engineer
Versatile software engineer specializing in automation, backend development, and full-stack application delivery. Skilled in building efficient internal tools, customer-facing platforms, and AI-integrated solutions.
About Me
Professional Profile
Versatile and solutions-driven Software Engineer with a strong foundation in automation, backend development, and full-stack application delivery. Progressively evolved from hands-on experience in VBA scripting, Python APIs, and Docker-based microservices to leading modern web and mobile app development using React, TypeScript, Next.js, and cloud services like AWS.
Skilled in building efficient internal tools, customer-facing platforms, and AI-integrated solutions using Microsoft Semantic Kernel, OpenAI, and Amazon Connect.
Known for rapid learning, adaptability, and effective cross-functional collaboration, with prior experience in telecom data validation, biomedical systems, and virtual assistance. Demonstrates strong technical ownership, clean coding practices, and a passion for solving business problems through technology.

Mark Estella
Software Engineer | AI Integration
Intermediate Software Engineer
2024–PresentNetzon Global Technology Inc.
- Built AI chatbot using Semantic Kernel + PostgreSQL vector DB
- Developed full-stack solutions with React, TypeScript, FastAPI, and Docker
- Trained in Amazon Connect & cloud contact center design
Junior Software Engineer
2021–2024Netzon Global Technology Inc.
- Built Excel automation via VBA, backend with FastAPI
- Managed PostgreSQL and Alembic, deployed via Docker
Project Worker
2021Netzon Global Technology Inc.
- Validated product URLs, QA coordination
- Trained in backend/VBA foundations
Virtual Assistant
2020–2021Outsourced Doers
- Managed social media using Canva, CRM, and email communications
Project Showcase
Explore my technical projects, certifications, and technology expertise
Contact Me
Feel free to reach out. I'm always open to discussing new projects, creative ideas, or opportunities to be part of your visions.
mark.estella09@gmail.com
GitHub
markestella
markdestella98
OnlineJobs.ph
markestella
Location
Davao City, Philippines