Christopher Vistal
Full-Stack Software Engineer  ·  Laravel · Vue.js · AWS  ·  Open to remote roles + contracts
vistalchris@gmail.com Tandag, Surigao del Sur, PH github.com/christophervistal25 linkedin.com/in/christophervistal25 chris-dev.netlify.app
Summary

Full-Stack Software Engineer with 5+ years shipping production web platforms end-to-end, from architecture and database design through deployment and security hardening. Domain experience across legal, government, university, and on-device AI systems. Open to full-time remote roles and select contracts.

Experience
Freelance Software Engineer 2023 – Present
Independent Contractor
  • Designed and shipped ATA Law Firm's case management platform on AWS, now in daily production use by the firm: case tracking, document automation, and a secure client portal.
  • Built NEMSU Data Hub, a multi-campus file and submissions platform serving every NEMSU campus, with resumable uploads, virus scanning, and cryptographically signed PDF documents.
  • Engineered an offline, on-device AI transcription tool for confidential legal and medical audio, with zero cloud dependency.
  • Launched 10+ community gaming sites with player accounts, in-app economies, and independently active user bases.
Software Engineer Jan 2021 – Dec 2023
Province of Surigao del Sur
  • Built the province's E-PDS records platform and tourism dashboard, digitizing 500+ civil-servant files and giving planners live visitor data.
  • Delivered an internal tooling suite (GSIS deductions, BIR tax reporting, SMS notifications, an Android 201-files app) that cut routine paperwork from hours to minutes.
  • Cut response times on high-traffic reporting views by ~60%, profiling queries, resolving N+1 bottlenecks, and adding indexes on legacy applications.
  • Introduced Git, code review, and modern deployment to the team, cutting integration friction across government projects.
  • Mentored 3 engineers on Laravel, server environments, and release procedures.
Intern Developer Jul – Aug 2018
N.E. Mindanao State University
  • Built a faculty-evaluation web app with Python NLP sentiment analysis, adopted by 3,000+ students and staff.
  • Coached capstone teams through system design and stack decisions, turning academic requirements into shipping software.
Skills
Backend PHP / Laravel  ·  Spatie packages  ·  Node.js / Express  ·  MySQL / SQL Server  ·  RESTful APIs  ·  Socket.io
Frontend Vue.js  ·  TypeScript  ·  Tailwind CSS  ·  Inertia.js  ·  HTML / CSS / JS
AI & ML Python  ·  CTranslate2  ·  Whisper  ·  NLP  ·  Speech-to-Text
DevOps & Security Git / GitHub  ·  AWS (EC2, S3, RDS)  ·  Docker  ·  Nginx  ·  Cloudflare  ·  ClamAV  ·  PHPUnit / Pest  ·  Linux
Go & Other Go (tus, Bubbletea, PDF signing)  ·  Java (Android)  ·  C# (.NET)
Selected Projects
ATA Law Firm case study  ·  atafirm.ph
Production case management system, case tracking, document automation, client portal on AWS. Laravel, Vue.js.
NEMSU Data Hub case study  ·  udh.nemsu.edu.ph
Multi-campus file + submissions platform, Google Drive style. Laravel + Vue + Go tus uploads + ClamAV + Google Workspace.
Offline AI Transcriber case study
Local speech-to-text with real-time waveform visualization, no cloud, fully on-device. Python, CTranslate2, Whisper.
Provincial Records & Tourism Platform case study
Civil servant records platform + tourism analytics for Province of Surigao del Sur. Laravel, Vue.js, MySQL, SQL Server.
Repository Cleaner github
Terminal UI for bulk-managing GitHub repos. Go, Bubbletea, Lipgloss, GitHub API.
Education
Surigao del Sur State University 2015 – 2019
Bachelor of Science in Computer Science