Mark Joseph Batinga
Fullstack Developer & Cloud Engineer based in the Philippines. Available for freelance work — remote-ready, fast delivery.
About
I am a fullstack developer and cloud engineer with hands-on experience building and maintaining production Laravel SaaS platforms on AWS. Currently working as the sole engineer at Customised Group Pty Ltd (Custm), an Australian logistics SaaS company, where I own the full infrastructure — from EC2, S3, CloudFront, WAF, and CloudWatch to CI/CD pipelines and multi-tenant architecture.
Skills & Technologies
Backend: Laravel, PHP, Node.js, REST APIs, Multi-tenant SaaS (stancl/tenancy), JWT Auth, WebSockets (Laravel Reverb)
Frontend: React, Angular, HTML, CSS, JavaScript
Cloud & DevOps: AWS (EC2, S3, CloudFront, WAF, CloudWatch, Secrets Manager, SSM), Bitbucket Pipelines, CI/CD, Nginx, Linux
Databases: MySQL, MongoDB
Other: Git, Bitbucket, REST API design, SaaS architecture, Agile
Experience
Cloud & Fullstack Engineer — Customised Group Pty Ltd (Custm), Australia
Sole engineer responsible for all AWS infrastructure, Laravel SaaS development, CI/CD pipelines, and multi-tenant architecture.
Built and deployed custm-client-api (Laravel 12 multi-tenant API), managed staging and production environments,
and led AWS security hardening including WAF, security headers, and IP-restricted bucket policies.
Team Leader & Web Developer — DevstrucMedia
Led web development projects and a small development team until September 2024.
Junior System Developer — KODIT IT Consultancy
Developed and maintained internal systems for enterprise clients.
Education
Bachelor of Science in Information Technology, Cum Laude
Don Mariano Marcos Memorial State University
PhilNITS IT Passport Certification