Masakazu

Software Developer React Native TypeScript Laravel PHP Supab

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Overview

Looking for full-time work (9 hours/day)

at $6.77/hour ($1,440.00/month)

Associates degree

Last Active

June 12th, 2026 (5 days ago)

Member Since

January 14th, 2021

Profile Description

I’m a passionate Full-Stack Mobile & Web Developer with 6+ years specializing in React Native (CLI & Expo), TypeScript, Laravel, and Supabase. I build scalable, secure, high-performance apps — from healthcare platforms to on-demand logistics, waste management, and referral fintech.

Proven Projects Healthcare & Telemedicine
Doctor-Patient Systems: Prescription, lab/imaging orders, HIPAA-compliant flows. Hospital Appointments: Real-time scheduling, multi-level approvals, calendar sync. WebRTC Video Calls: Low-latency, recording, screen share via ---------- . Firebase Push: Custom in-app alerts, deep linking, silent notifications.
On-Demand Driver Apps
Real-time GPS, route optimization, fare calculation, live driver-passenger chat. Google Maps SDK, offline sync, background location with Expo Task Manager.
Smart Waste Management
Citizen bin reporting (photo + GPS), collector route optimization. Admin analytics: fill levels, efficiency, Laravel Nova dashboards.
Referral Wallet & FinTech
Multi-tier referral rewards, secure wallets, transaction logs. Stripe Connect, PayPal, G Cash/Maya integrations, KYC flows.
Auth & Security
Laravel Sanctum + refresh tokens, 2FA, biometric login. RBAC: admin, doctor, patient, driver, collector.

Tech Stack Mobile & Frontend
React Native CLI/Expo (EAS Build) TypeScript (strict), Redux Toolkit, RTK Query React Navigation, Native Wind, Reanimated 3React Hook Form + Zod, Lottie, Fast Image
Backend & APIs
Laravel 9–11: Eloquent, Queues, API Resources, Telescope Supabase: PostgreSQL, Realtime, Auth, Storage, RLSREST/Graph QL, Sanctum, Redis, Horizon
Cloud & Tools
Firebase (FCM, Analytics, Crashlytics) AWS / Vercel / Railway, Docker, CI/CD Google Maps, Map box, ----------
Testing & Quality
Jest, Detox, PHP Unit ES Lint, Prettier, PHP CS Fixer

Debugging & Performance Mobile
Flipper: Network, Redux, DB inspection React Native Debugger, Sentry (breadcrumbs)Hermes Profiler: Memory, JS thread Expo Performance Monitor
Backend
Laravel Telescope: Queries, cache, jobs Supabase Dashboard: SQL logs, auth events X debug + VS Code: PHP breakpoints Postman: API testing, collections
Optimization
Lazy loading, code splitting Image: Web P, progressive, Fast Image DB: Indexes, eager loading, query cache Supabase RLS for secure access Background sync via Expo + Laravel queues

Why Me?
Healthcare Expert: Privacy, reliability, compliance Full-Cycle: MVP to scale (UI ? backend + deploy) Clean Code: Typed, modular, tested, documented Agile: Trello/Jira, daily updates PH-Based (GMT+8): Ideal for APAC/US/EU

Let’s Build
Healthcare super-app with EHR Driver fleet platform Smart waste + IoT Viral referral wallet MVP Custom Laravel + Supabase + React Native solution
I deliver production-ready, user-loved apps.
Tech Summary: React Native • TypeScript • Laravel • Supabase • MySQL • PostgreSQL Firebase • WebRTC • ---------- • Stripe • Google Maps • Redux Sentry • Flipper • Telescope • Docker • Jest • Detox
Ready to launch?Let’s turn your idea into a robust, real-time, scalable app.

Freelance | Contract | Long-Term
Global Clients Welcome | Philippines-Based

Top Skills

Experience: 2 - 5 years

Experience: 2 - 5 years

Experience: 2 - 5 years

Other Skills

Experience: 2 - 5 years

Experience: Less than 6 months

Experience: Less than 6 months

Experience: Less than 6 months

Experience: 2 - 5 years

Experience: 2 - 5 years

Experience: 2 - 5 years

Experience: 2 - 5 years

Experience: 1 - 2 years

Experience: Less than 6 months

Experience: 2 - 5 years

Experience: 2 - 5 years

Basic Information

Age
34
Gender
Male
Website
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Address
Zamboanga City, ZAS
Tests Taken
IQ
Score:  106
DISC
Dominance: 47
Influence: 18
Steadiness: 24
Compliance: 12
Government ID
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