Senior Backend Engineer

About the role

Become a key member of the Payment Gateways team, which is part of Adyen's Core Payments division. In this role, you will be responsible for developing the infrastructure that facilitates seamless in-store payment experiences on a global scale. Your work will involve designing robust systems capable of managing high volumes of concurrent transactions while maintaining reliability across a wide array of physical terminals, mobile devices, and merchant systems. This position requires you to orchestrate intricate payment workflows by integrating various internal systems and contributing to the architectural vision for innovative payment solutions.

Key facts

What you'll do

• Develop, test, and deploy high-performance Java applications that are integral to the global payment infrastructure.
• Collaborate closely with Data and Platform engineering teams to create services that are highly available and resilient to faults.
• Advocate for engineering best practices and actively participate in discussions regarding architectural decisions and the product roadmap.
• Establish, implement, and track performance metrics to identify and address system bottlenecks effectively.
• Engage in cross-functional collaboration with global product managers and engineers, and occasionally interact directly with merchants to gather insights into their requirements.
• Design and implement scalable solutions that can handle increasing transaction loads while ensuring minimal latency.
• Troubleshoot and resolve complex technical issues that arise within the payment processing systems.
• Contribute to the documentation of system designs and operational procedures to facilitate knowledge sharing within the team.
• Participate in code reviews to ensure high-quality code and adherence to best practices.
• Mentor junior engineers, providing guidance and support to help them grow in their roles.
• Stay updated with industry trends and emerging technologies to continuously enhance the team's capabilities.
• Foster a culture of innovation and continuous improvement within the team.

Requirements

• A minimum of 8 years of practical experience in backend development, specifically with Core Java, web services, and SQL/PostgreSQL.
• Proven track record of technical leadership and experience in mentoring less experienced engineers.
• Deep understanding of the principles of high availability, fault tolerance, and low-latency system design.
• Proficient in modern API frameworks, including REST and OpenAPI, along with knowledge of API security best practices.
• Ability to assess new technologies and effectively communicate findings during architectural discussions.
• Excellent collaboration and communication skills, with an emphasis on incorporating diverse viewpoints.
• A customer-centric approach that balances technical expertise with an understanding of merchant business objectives.
• Strong problem-solving skills and the ability to think critically under pressure.

Nice to have

• Experience with cloud platforms such as AWS, Azure, or Google Cloud.
• Familiarity with containerization technologies like Docker and orchestration tools such as Kubernetes.
• Knowledge of payment processing systems and financial regulations.
• Experience with microservices architecture and distributed systems.
• Understanding of performance tuning and optimization techniques.

Skills & tools

• Core Java
• Web services
• SQL/PostgreSQL
• REST APIs
• OpenAPI

Practical notes

• Adyen typically acknowledges applications within five business days.
• The interview process generally spans about four weeks but may be adjusted based on specific circumstances.
• Candidates who do not meet every qualification are encouraged to submit their applications.
• Adyen serves a diverse range of customers, including industry leaders such as Meta, Uber, H&M, and Microsoft.

This role offers an exciting opportunity to be part of a dynamic team at the forefront of payment technology, where you will play a crucial role in shaping the future of payment processing. If you are passionate about building robust systems and enjoy working in a collaborative environment, we would love to hear from you.

About the company

Adyen is a financial technology platform providing end-to-end payments infrastructure, data analytics, and financial products. Founded by Pieter van der Does and Arnout Schuijff in 2006, Adyen went public on Euronext Amsterdam in 2018. Its clients include Meta, Uber, Spotify, and Microsoft.