Senior PHP Backend Engineer Offline

Hi there! We’re Onicore, a growing fintech company building user-friendly payment solutions for a global audience. 

We are looking for a Middle+/Senior PHP Backend Engineer with 5+ years of commercial experience to build and scale backend services using Laravel in a microservices architecture.

This role is for an engineer who goes beyond frameworks — someone who understands system design, reliability, security, and production-grade systems.

Responsibilities

• Build and maintain backend services with PHP/Laravel
• Design and implement REST/SOAP integrations
• Develop microservices and async communication (RabbitMQ)
• Work with PostgreSQL (design, optimization, performance)
• Implement encryption, signing, and data verification
• Write unit and integration tests
• Improve code quality and reduce technical debt
• Participate in architecture discussions and code reviews
• Monitor and debug systems using logs and Kibana/ELK
• Ensure scalability, reliability, and security

Requirements

• 5+ years of experience with PHP
• Strong knowledge of Laravel
• Experience with REST and SOAP APIs
• Solid experience with PostgreSQL (design, optimization)
• Hands-on experience with Redis (caching, queues)
• Experience with message brokers (preferably RabbitMQ)
• Understanding of microservices architecture
• Experience with logging and monitoring (Kibana / ELK)
• Basic knowledge of cryptography (encryption, signatures, certificates)
• Strong grasp of SOLID, KISS, DRY, Clean Architecture
• Experience with unit/integration testing and static analysis tools (PHPStan, Larastan)
• Proficiency with Git, code reviews, and writing clean, maintainable code
• Ability to independently work with complex logic and documentation

Nice to Have

• Experience in fintech, banking, payments, KYC/AML, or telecom
• Experience integrating with government, banking, or payment systems
• Experience with high-load or event-driven systems
• Understanding of:
  • idempotency
  • message deduplication
  • data consistency in distributed systems
• Experience with Docker / Docker Compose
• Experience building API-first services
• Experience with Laravel queues, Horizon, Supervisor
• Understanding of CI/CD processes
• Experience with OpenAPI / Swagger
• Experience analyzing production incidents using logs, metrics, and traces