Rafael Arisga Doloso

LEGO graduation minifigure representing Rafael Doloso, with brown hair, a black gown and Mapúa medallion.
Meet Rafael

Computer Engineering Graduate

Rafael Doloso

Software meets
hardware.

I’m Rafael, a Computer Engineering graduate with hands-on experience in software development, manufacturing automation, data analysis, and hardware-software integration.

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01 / About

Curiosity, connected to practice

I enjoy understanding how a system works, identifying where it breaks down, and testing practical improvements. My work brings together software, data, testing, and hardware integration, with an emphasis on explaining my contribution and how I verified the result.

Education

Portfolio_viewer // Diploma

Education
Mapúa Malayan Colleges Laguna diploma awarding Rafael A. Doloso a Bachelor of Science in Computer Engineering.

Portfolio showcase // Rafael Doloso

Cabuyao, Laguna

Certifications

  • Cisco Certified Support Technician (CCST) IT Support
    2025
  • CompTIA IT Fundamentals (ITF+)
    2024

Find me online

02 / Experience

Engineering in practice

InternshipApril–August 2025

STMicroelectronics

Manufacturing Automation & Equipment Engineering Intern

Implemented six fixed pickup stations across two existing AGVs, configured transport routes and refined control logic. Tested the revised workflow, compared operational records in Power BI, then supported Equipment Engineering.

Group photograph inside STMicroelectronics, with the company logo on the wall.
Group posing outside the STMicroelectronics building, below the ST logo.
Group photograph in an STMicroelectronics meeting room.

Portfolio_viewer // STMicroelectronics

Internship
April–August 2025

Manufacturing Automation & Equipment Engineering Intern

STMicroelectronics

My main project involved revising the pickup workflow for two automated guided vehicles transporting finished integrated-circuit lots from production to packing. The original trolley-based workflow sometimes failed during box return, even when the IC delivery had succeeded.

Key highlights & details

  • Implemented six conveyor-equipped pickup stations across two existing AGVs and configured transport routes for the revised arrangement.
  • Adjusted Flow-code reverse-by-distance logic and station-button mounting to address pickup overshoot and pneumatic transfer activation.
  • Ran repeated functional trials for station approach, positioning, trigger activation, and transfer behavior.
  • Compared equal one-week periods of operational task records in Power BI and gathered informal operator feedback.
  • Assisted technicians with troubleshooting optical inspection systems and SMD taping equipment.

Testing the revised workflow

Observed the original trolley-based setup for one week while waiting for materials. After implementing the six fixed pickup stations and adjusting the controls, tested and observed the revised setup for another week.

Power BI evaluation

Summarized daily dispatched, completed and incomplete tasks to compare the two equal observation periods. A completed task covered the entire transport cycle, including the return of the box. An incomplete task could mean the ICs had reached packing but the box return had failed.

Recorded task activity increased and incomplete transport cycles decreased in the observed periods. A task represented the full transport cycle, including box return. Internal records were not retained, so this comparison does not support numerical improvement or controlled causal claims.

Outcome

After satisfactory functional trials, the revised setup entered regular use. I then moved on to supporting technicians and equipment-engineering activities.

Operator feedback supported the assessment of the revised workflow’s reliability and practicality.

What I learned

Connected control logic with physical equipment, validated changes through repeated testing, and used operational data and operator feedback to evaluate the result.

Portfolio showcase // Rafael Doloso

03 / Technical arsenal

Technical // Skills

Languages · 8 items

  • Python

    Backend web
  • C#

    Desktop apps
  • C++

    Systems programming
  • SQL

    Databases
  • HTML

    Frontend web
  • CSS

    Frontend web
  • JavaScript

    Frontend web
  • TypeScript

    Web development
  • Next.js / React

    Framework / library
  • Tailwind

    CSS framework
  • .NET

    Framework / platform
  • Flask

    Web framework
  • Basic Linux

    IT foundations
  • TCP/IP

    IT foundations
  • IPv4

    IT foundations
  • DNS

    IT foundations
  • DHCP

    IT foundations
  • LAN/WAN

    IT foundations
  • Routing and switching fundamentals

    IT foundations
  • Raspberry Pi

    Embedded computing
  • Arduino

    Microcontrollers
  • Microcontrollers

    Embedded systems
  • Sensors

    Hardware input
  • Git/GitHub

    Version control
  • VS Code

    Code editor
  • Power BI

    Data visualization

04 / Selected work

Built Projects

All · 3 projects

05 / Contact

Let’s connect

For project conversations and professional enquiries, reach me by email.

rafael.adoloso@gmail.com