Dear Hiring Manager,
I'm a back-end engineer with 9+ years building scalable PHP applications. I'm applying because your role perfectly aligns with where I want to focus: robust server-side architecture, database optimization, and solving complex performance challenges.
**What I Offer:**
**Core Expertise:**
- **Laravel/PHP mastery**: 9+ years production experience. I architect systems handling millions in transactions.
- **Database design & optimization**: MySQL schema design, query tuning, indexing strategies. I model business logic into efficient databases.
- **Scalable architecture**: RESTful APIs, MVC patterns, performance optimization. I think about throughput, latency, and reliability.
- **Security**: SQL injection prevention, XSS mitigation, secure authentication. I've built systems handling sensitive financial data.
- **API integration**: Payment gateways (Stripe, custom systems), external APIs, multiple data sources unified into one platform.
- **Front-end collaboration**: I understand JavaScript, HTML5, CSS3 and work seamlessly with front-end teams.
**Experience Highlights:**
**Visible One (Senior Developer)**: Own back-end for payment and commerce products. API design, database architecture, performance optimization, security.
**ITVision Hub (Senior Developer)**: Led back-end for enterprise applications. Complex database design, query optimization, payment integration, security across systems.
**Amicus Data**: Mission-critical billing system. Strict data handling, security, resilience in financial systems.
**Why I'm the Fit:**
I write clean, testable code. I solve performance problems systematically. I understand PHP deeply—its strengths and limitations. I collaborate well with front-end teams and stay current with best practices.
I'm based in Bangkok and available immediately.
Looking forward to discussing this opportunity.
Best,
Zwel Linn Htet Ag
(+66) 9 84382245
*************@*****.***