Senior PHP Backend Engineer

Summary

Join CoinsPaid, a leading crypto payment solutions provider, and contribute to building a world-class crypto payment ecosystem. As a Backend Developer, you will collaborate with cross-functional teams, design and develop scalable backend systems using PHP, Laravel, and MySQL, and ensure high system availability and performance. You will work in a remote-first environment with a global team, leveraging Agile methodologies and contributing to a company recognized for its innovation and growth in the crypto industry. CoinsPaid offers a dynamic work environment and numerous opportunities for professional development within a rapidly expanding international company. The company boasts a strong track record of success and numerous awards, showcasing its position as a leader in the crypto payment space. We are looking for experienced PHP developers with a passion for crypto and fintech.

Requirements

• Experience (5+ years) in object-oriented PHP and modern PHP tools and practices: SOLID, KISS, etc
• Good knowledge of the latest versions of Laravel framework
• Strong understanding of relational databases like MySQL/PostgreSQL including transaction management
• Experience in database query optimization, analysing deadlocks and db performance
• Experience in designing, implementing, and maintaining message-driven services using Apache Kafka (or other message broker)
• Experience with monitoring tools (Prometheus, Grafana or similar)
• Experience with security best practices in web software development
• Working with Docker/Docker Compose on a daily basis
• You understand Agile values and principles
• Good level of spoken and written English (B1+) and Russian

Responsibilities

• Collaborate with cross-functional and cross-domain teams to gather requirements, design solutions, and deliver features
• Design, develop, and maintain backend systems using PHP, Laravel, and MySQL, ensuring they are scalable and maintainable
• Implement and optimize complex features with a focus on clean, reusable, and efficient code
• Write unit tests to ensure the reliability and scalability of code
• Participate in code reviews, architecture discussions, and ensure adherence to best practices in software development
• Monitor and troubleshoot production systems, ensuring the highest levels of availability, performance, and security
• Share on-call duties with the team to ensure smooth operations of the systems in production
• Stay updated with new technologies and trends, and introduce them where appropriate to enhance system performance and maintainability

Preferred Qualifications

• Experience with DDD development practices
• You are familiar with database partitioning/sharding and can share pros and cons
• You had experience with metrics gathering, monitoring and alerting system configuration and trends analysis
• Proven experience in building and maintaining high-performance, scalable, and fault-tolerant backend systems
• Knowledge of payment systems, blockchain, or other fintech-related technologies
• You understand Kubernetes and use Minikube, kubectl in daily work
• You have some Golang experience or willingness to learn

Benefits

• To become a part of this solid team, passionate about their jobs and the crypto industry as a whole
• To feel a great team spirit and meet people supporting each other's growth and development
• To become a part of a rapidly developing international company and a crypto payments leader
• Remote work