Full-Stack Product Engineer

AI-assisted speed with real engineering discipline. I combine modern AI workflows with strict type safety, automated testing, and production-ready architecture.

Credentials:
Anthropic AI CertifiedDICT PSC 8 Best PitchVisayas Startup Winner '25Google UX Certified
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Jed Matthew Mamosto - Full-Stack Product Engineer

JED MATTHEW MAMOSTO

Full-Stack Product Engineer

Focus: Next.js • React • TypeScript • PostgreSQL • Supabase • Firebase • Gemini API • Tailwind CSS
GitHub/ LinkedIn
ENGINEERING SHOWCASE

Shipped Software & Systems

Full-lifecycle engineering across financial ledgers, acquisition calculators, and high-frequency retail engines.

5 VERIFIED SYSTEMS SHIPPED
Showing project 1 of 5. Tap any card below to see live software.
01

CPU Retirement Office Loan Management System

Lead Full-Stack Engineer & Mobile UX Designer · Central Philippine University Retirement Office
Board-Level Institutional Trust
CPU Retirement Office Loan Management System Interface PreviewTap to expand
Board-Level Institutional TrustZero Re-entry Legacy Excel ImporterWeb & Mobile Staff & Member EcosystemNext.js 16 (App Router)React Native (Expo 53)TypeScript (Strict)MongoDB & Prisma ORM
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SEARCHABLE DIRECTORY & ARCHIVE

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AI-Native SDLC Playbook

How I Build & Ship with AI

I write clear specs first, code in clean feature branches, and verify with tests before shipping.

Adapted from the Claude AI-Native SDLC Playbook
INTENT.md: Visual Proof Canvas
Stage 1 Deliverable
TASK BREAKDOWN PLAN1 Feature Request → 3 Focused Tasks
Example Project Request:
"Build a loan calculator with user access roles and PDF export"
Task 1: Security
Supabase Auth & Roles
Protected user data
Task 2: Math Logic
Loan Calculation
CPA table verified
Task 3: User Interface
Responsive Form
Clean layout for all screens
Rule: We define task boundaries before writing any code.
Partner:Brainstorming Partner
3 Focused Tasks Planned
Spec-First Discipline

We plan architecture and tests before writing code.

Independent Review

A separate review step checks every pull request.

Direct Ownership

Jed personally designs and ships every system.

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RECOGNITIONS & CREDENTIALS

Verified Track Record & Proof of Execution

Official certifications, startup awards, and executive recognitions backed by direct verification endpoints.

19 VERIFIED PROOF LINKS
ANTHROPIC CERTIFIED2026 Issue

Autonomous Agent Skills & Claude Code in Action

Anthropic Academy

Specialized tool definitions, context-budgeted skill runbooks, and test-driven agentic loops with Claude Code.

Verify Skilljar Credential
Best Pitch (Region VI)2023

DICT PSC 8 Best Startup Pitch

DICT Region VI

CPU Press Release
1st Place & 2nd Runner-Up2025

Visayas Startup Awards 2025 Winner

Visayas Startup Consortium

CPU Press Release
Google UX Certified2024

Google UX Design Specialization

Google / Coursera

View Certificate (PDF)
FULL CREDENTIALS ARCHIVE

Explore All 19 Verified Credentials

Browse degrees, leadership tenures, startup accelerators, and official speaking engagements.

Explore All 19 Verified Credentials
CONTACT PORTAL

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Looking for a full-time remote product engineer, scalable full-stack web applications, or dedicated 0-to-1 build sprints? Send a message directly below.

DIRECT DIRECTORY

Jed Matthew Mamosto

Full-Stack Product Engineer

0-to-1 Web & AI Systems

Direct Email Addressjedmamosto@gmail.com
Base Location & Timezone
Philippines (UTC+8)
Target Roles & Availability
Full-Time Remote Product Engineer
Full-Stack Web & AI Engineering
Dedicated 0-to-1 MVP Sprints

VERIFIED PROFILES

GitHub (@jedmamosto)LinkedIn (Jed Mamosto)

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