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    Senior PHP Backend Engineer

    CoinsPaid
    Remote - European Region
    Hybrid
    Senior
    Full Time
    PHPLaravelMySQLApache KafkaDockerKubernetesPrometheusGrafanaRemoteBlockchain

    Requirements

    • •Experience (5+ years) in object-oriented PHP and modern PHP tools
    • •Software design principles (SOLID, KISS, DRY) and layered architecture
    • •Applied DDD practices: bounded contexts, aggregates, domain events
    • •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
    • •Message-driven services in production with Apache Kafka or a comparable broker
    • •Handling money in application code: exact arithmetic, explicit rounding rules, multi-currency precision, idempotent money-moving operations
    • •Security best practices
    • •Experience with monitoring tools (Prometheus, Grafana or similar)
    • •Working with Docker/Docker Compose/Kubernetes on a daily basis
    • •Good level of spoken and written English (B1+) and Russian

    What You'll Do

    • •Collaborate with cross-functional and cross-domain teams to gather requirements, design solutions, and deliver features
    • •Design, develop, and maintain backend systems using PHP and MySQL(or similar), 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

    Nice to Have

    • •Experience with Go
    • •Fintech, payments, or crypto domain experience
    • •High-load

    Benefits

    • •Flexible Benefits
    • •Benefit Bar – up to €230/month
    • •Fully remote work from almost anywhere
    • •Optional offices and relocation support
    • •Flexible, async-friendly environment
    • •Budget for courses, certifications, and professional development
    • •Language learning support
    • •Cross-team learning and knowledge sharing
    • •Medical insurance or reimbursement depending on location
    • •Access to mental health support
    • •Financial support for important life events
    • •Merch shop with rewards system
    • •Team offsites and company events

    About CoinsPaid

    CoinsPaid provides cryptocurrency payments software.

    Tallinn, Estonia
    100 - 250
    Blockchain & Cryptocurrency