AWS Academy Graduate - Cloud Architecting
VerifyEarned the AWS Academy Graduate - Cloud Architecting training badge.
Hi, I'm Vincent B. Pacaña -I build production SaaS with payments, realtime, and AI features
2 years shipping full-stack systems across Next.js/NestJS - Stripe payments, agentic & RAG AI apps, and realtime platforms for real clients.
8+
Projects shipped
Page 1
Google-ranked site
Agentic + RAG
Production AI shipped
Champion
Hackathon 2025
Worked with
- Three H Redwood International School
- StudyBoost
- CIT-U Wildcat Radio
Short Profile
Vincent B. Pacaña
Cebu City, Philippines
Vincent B. Pacaña is a full-stack developer based in Cebu City, building practical, production-ready systems that solve real business problems - from user-facing applications to backend and cloud infrastructure.
Collaboration
English and Filipino. Experienced with US and international teams, and flexible across time zones.
Core stack
Next.jsNestJSReactFlutterNode.jsSpring BootPythonPostgreSQLRedisRAG / LLMsLangGraphPineconepgvectorStripeTailwind
What I do
I design and build end-to-end applications, from system logic and APIs to deployment and maintenance.
Let's work together.
Status
Information Technology graduate, now shipping production systems full-time across freelance and client work.
A small selection of recent projects
What I Build & How I Work
I design, build, and deploy production systems across frontend, backend, and cloud - turning requirements into working software with an eye on reliability and scale.
Production systems, web + mobile
Realtime, AI (RAG) & Stripe payments shipped
Published an npm library
Full Stack Product Engineering
End to end ownership of real production systems.
- Built and shipped full stack apps with Next.js, NestJS, React, and PostgreSQL
- Converted client requirements into technical implementation plans
- Owned backend APIs, frontend flows, data models, and deployments
- Shipped realtime, AI (RAG), and payment features in production
Next.jsNestJSFlutterPostgreSQLMicroservices
Frontend Engineering
Responsive interfaces that stay maintainable.
- Built component driven UIs with clean structure and reusable patterns
- Focused on performance, UX consistency, and predictable state handling
- Aligned frontend data flows with backend API contracts
- Shipped production UI, not just mockups
Next.jsReactFlutterTypeScriptTailwind CSSViteNPM
Backend & API Systems
Scalable server side systems with clean boundaries.
- Designed and built REST APIs with NestJS, Spring Boot, Django, and FastAPI
- Modeled relational schemas and optimized queries for real use
- Implemented authentication using JWT and OAuth style flows
- Built realtime features over WebSockets and event-driven data sync with queues
NestJSNode.jsJavaPythonSpring BootDjangoFastAPIPostgreSQLRedisWebSocketsJWT
Cloud & Deployment
Shipping is part of the job.
- Deployed apps on AWS and Google Cloud with practical cost awareness
- Managed Linux servers, DNS, SSL, and basic ops workflows
- Set up CI CD pipelines using GitHub Actions
- Designed cloud storage workflows for documents and media
AWSGCPCloudflareVercelNeonLinuxGitHub ActionsDNSSSLDocker
Security Aware Development
Built with OWASP basics in mind.
- Applied OWASP Top 10 awareness to API and auth decisions
- Hands on testing experience using Burp Suite
- Hardened common risks like auth mistakes and unsafe inputs
- Practical security mindset without overclaiming expertise
OWASP Top 10Burp SuiteJWTWeb Security
Team Leadership & Ownership
Strong collaboration in small fast teams.
- Led or co led small teams across full stack delivery
- Proactive in unblocking teammates and mentoring when needed
- Comfortable taking ownership of unclear problems
- Clear goals and fast-paced execution with shared responsibility
LeadershipCollaborationOwnershipDocumentation
What I can build for you
Services
Full-Stack Web Apps
End-to-end production apps on Next.js/NestJS - from database schema to deployment, like the StudyBoost payments platform.
AI / RAG Systems
Agentic and retrieval-augmented AI - guarded copilots, hybrid-retrieval RAG, and calibrated confidence with real evals, like QueuePilot and SportRules AI.
Realtime Platforms
Live, WebSocket-driven products - streaming, chat, presence, and polls - like Wildcat Radio v2.
Technical SEO Sites
Fast, structured-data-rich sites built to rank, like Three H Redwood International School's page-1 Google result.
Proof of work
Recognition & Certifications
Competition wins, finalist placements, and cloud certifications - independently awarded and verifiable.
Capstone Top 11 Finalist - PitchPerfect 2025
VerifyQualified for LaunchLab Pre-Acceleration Program in Cebu Institute of Technology - University.
Champion - Proweaver Promptquest Hackathon 2025
VerifyReimagining Play: Powering the Future. Proweaver's PromptQuest showcases Cebuano talent in tech.
AWS Academy Graduate - Cloud Foundations
VerifyEarned the AWS Academy Graduate - Cloud Foundations training badge.
Education: Bachelor of Science in Information Technology - Cebu Institute of Technology - University
Let's Work Together
Have a project in mind or just want to say hi? I'm always open to discussing new opportunities and ideas.
Location
Cebu City, Philippines
This site uses Google Analytics and Vercel Analytics to understand traffic.