[Hiring] Senior Full-Stack Developer @Quantum Electronic Payments

Role Description

We're seeking an experienced Senior Full-Stack Developer for a long-term, full-time remote role. Applicants must be currently based in the Philippines.

In this role, you'll join our engineering team working on a mission-critical payment processing platform. You'll be responsible for developing, maintaining, and scaling features across our multi-tenant Laravel monolith that processes millions in transactions annually.

• Design, develop, and maintain full-stack features across Atlas, Merchant Dashboard, and payment processing systems
• Implement secure payment workflows, ACH processing, and financial transaction logic
• Build responsive merchant onboarding applications with complex underwriting rules
• Optimize database queries and payment processing performance for high-volume transactions
• Collaborate with product managers, compliance teams, and payment processors
• Participate in code reviews and mentor developers on payment industry best practices
• Contribute to PCI DSS compliance and security implementations
• Work with legacy systems (Vue 2) while modernizing to React/Inertia.js

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field
• 4+ years professional software development experience
• Experience with high-stakes, mission-critical applications
• Background in fintech, payments, or financial services preferred

Requirements

• Strong PHP/Laravel Expertise: 4+ years PHP development, 2+ years Laravel (Laravel 10+ preferred)
• Payment Processing Experience: Understanding of payment gateways, ACH, PCI DSS, financial transactions
• Database Design: Complex Eloquent relationships, query optimization for financial data
• Frontend Development: React proficiency, Vue.js experience, Inertia.js knowledge
• Security-First Mindset: Experience with financial data handling, encryption, compliance
• API Development: RESTful API design, OAuth2 implementation, webhook handling
• Testing: PHPUnit for backend, Dusk for end-to-end testing

Company Description