Sr Software Engineer - Backend developer, Java - Digital Pyts

Position: Sr Software Engineer I - Backend developer, Java 8+ - Digital Pyts
Job d:

Location:

Phoenix, AZ, United States Salary: $123000 - $215250 annually + bonus + benefits

Job Function:
Engineering & Architecture

Schedule:

Full time

Shift: Day Workplace:
Hybrid Career Area:
Technology Company:
American Express Description Joining  Amex Tech means discovering and shaping your contribution to something big. Here, you can work alongside talented tech teams and build a unique career with the Powerful Backing of American Express. With a range of opportunities to work with the latest technologies, and a commitment to back the broader engineering community through open source, our mission is to power your success.

Because Amex Tech is powered by our technology, our culture, and our colleagues.​​The Technology organization enables and accelerates the company’s growth strategies, delivering global capabilities and services in support of Amex’s customers and colleagues, while maintaining 24/7 servicing and availability to ensure an uninterrupted, high-quality customer experience. Technology provides the foundation for everything we do in the company while driving differentiation through building and leveraging innovative technology and data insights.​The

U.S. Consumer Services and Membership Digital Experiences Technology team (USCDT) brings together foundational strategic technology capabilities in digital experience engineering (Mobile and Web), marketing and advertising technology, enterprise communications, travel and lifestyle, and dining technology. It employs a ground-breaking focus with development responsibilities for customer-facing capabilities that deepen and expand digital engagement, as well as core technical capabilities that cut across business lines and customer segments.

We’re looking for an experienced Sr. Engineer l to work on the mobile payments solutions that will be used by tens of millions of cardholders around the world. We want someone who is super creative and enjoys solving tough problems. You should be able to come up with brilliant solutions that no one else can, and be obsessive about UI/UX design and user experience.​​You’ll

be part of the Digital Payments Engineering team whose mandate is to develop new products and platforms for American Express customers.  Payments Engineering’s aim is to build interactive experiences at all touch points of a consumer's journey whether before, at, or after the time of purchase.  The products will range from new payment vehicles and partnerships with other payment entities to interactive web experiences.  

​Responsibilities Strong proficiency in Java 8+ with extensive experience developing enterprise-grade applications.

Hands-on experience with Kotlin for backend application development.

Strong knowledge of modern Java features, including Streams API, Completable Future, lambda expressions, functional programming concepts, and the Java Concurrency framework Strong understanding of object-oriented design principles, SOLID principles, and common design patterns.

Experience designing and developing RESTful APIs and microservices.

Experience implementing secure application development practices, including JSON Web Encryption (JWE) and industry-standard encryption mechanisms for protecting sensitive data in transit and king knowledge of cryptographic concepts and standards, including JWE, JWT, JWS, TLS/SSL, AES, RSA, digital signatures, key management, and certificate-based authentication.

Experience building scalable, resilient, and high-performance distributed systems.

Strong understanding of multithreading, asynchronous programming, concurrency, synchronization, and performance optimization.

Experience with Maven or Gradle build tools.

Strong analytical, troubleshooting, and problem-solving skills.

Qualifications

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