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Senior PHP Backend Engineer

Remote, USA • Full-time • Posted 2026-05-04
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CoinsPaid offers ready-to-use crypto payment solutions tailored to business’ every need. Standing at the forefront of mass adoption, our products help businesses gear up for the new era of digital assets. We showed a tremendous growth in terms of transactions and volumes since 2019 and in 2023 were marked by Forbes as the "Best Crypto Payment Gateway for High-Volume Transactions". 

Headquartered in Estonia and having 3 international hubs, we are still a remote-first company with employees working from 30+ countries around the world. At CoinsPaid, we are passionate about crypto, fintech and are putting great effort into building a team that will get the world ready for every-day crypto use. If these feel close to you - give us a shout!


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 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


    • 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
  • 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


    • Nice to have:
  • Understanding crypto industry
  • Take part in interviews


    • Why should you choose CoinsPaid?

    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. Only in 2024 CoinsPaid was awarded more than 10 times:

    - Acquisition International 2024 - Best Crypto-payment Solutions Firm 2024 - Europe;
    - World Business Annual Awards 2024 - Leading Blockchain & Cryptocurrency Firm in Europe 2024;
    - World Business Annual Awards 2024 -  Best Blockchain Initiative Europe 2024;
    - World Business Annual Awards 2024 - Best Blockchain Fintech Company Europe 2024;
    - Global Brands Magazine Awards - Leading Cryptocurrency Payment Solutions;
    - ICA Compliance Awards - Development of Automated Real-time Risk Assessment System;
    - Europe Fintech Awards - Crypto Award;
    - EiGE Awards - Best Payment Provider 2024;
    - World Business Annual Awards 2024 - Best Cryptocurrency Payment Solution Provider Europe 2024;
    - World Economic Magazine 2024 - Best Digital Payments Solutions Provider;
    - Malta Fintech Awards by Dynamic Events - Payment Services Provider of the Year;
    - Global Brands Magazine Awards - Best Crypto Payment Gateway;
    - Business Awards UK - Best Cryptocurrency Tech;
    - EGR B2B - Best Cryptocurrency Service Supplier 2024;
    - Global Cards & Payments Innovation Awards - Best B2B Payments Initiative;
    - International Investor Award - Most Advanced Crypto Payment Processing Firm 2024.

    Solid facts about CoinsPaid:

    - Private and profitable company, registered and licensed in Estonia;
    - Secure business, with regular financial and regulatory audits;
    - Over 10 years of experience in the blockchain development;
    - Over €700M processed in crypto monthly;
    - Over 1M transactions processed monthly;
    - Over 800 merchants accounts serviced;
    - Over 270 team members across 30+ countries.

    By joining CoinsPaid now, you’ll participate in building the world's best crypto payment ecosystem, conquering new markets, and popularising cryptocurrencies.

    Sounds good? Well then, we can’t wait to see your resume!
    To learn more please visit: https://coinspaid.com/about-us/ & https://coinspaid.com/careers/

    Apply Now

     

    Apply Now

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