h
hassan_122

Hassan

@hassan_122

Supabase PostgreSQL Security Engineer, Nextjs Vercel

Saudi Arabia
English, Arabic
About me
Supabase and PostgreSQL security engineer focused on production SaaS. I design and troubleshoot Row Level Security, multi tenant data isolation, Auth, SQL policies, API integrations, and secure server side access. I also fix Nextjs and Vercel production issues, broken deployments, database and API errors, and fragile frontend to backend flows. My work is built around least privilege, clear testing, safe handover, and production reliability. Available for focused fixes, security reviews, and backend architecture work.... Read more

Skills

h
hassan_122
Hassan
Offline • 

See my services

Custom Websites
I will build a premium chalet or vacation rental website
From$265 / projectMore details
Bug Fixes
I will fix supabase rls auth and nextjs backend bugs
From$150 / projectMore details

Portfolio

Work experience

Backend Security Engineer

Vaultify • Self-employed

May 2026 - Present • 5 mos

Built and operated production SaaS systems using Supabase, PostgreSQL, TypeScript, and Vercel. Designed Row Level Security, multi tenant data isolation, least privilege service role boundaries, API integrations, billing entitlements, monitoring, idempotent workflows, and CI security regression checks.