Sr Software Engineer I - Enterprise Architecture

American Express is hiring a Sr Software Engineer I to support Enterprise Architecture initiatives within the Chief Technology Office, focused on building and operating foundational enterprise technologies.

Responsibilities

• Build and operate foundational enterprise technologies leveraged by engineering teams across the organization
• Support solution design activities and provide architectural guidance for enterprise transformation programs and business-critical projects
• Contribute to governance by helping define technical standards and developing automation to enforce controls and compliance
• Enable colleagues through support for training, recognition, enterprise outreach, and internal enablement efforts
• Design and develop backend services and service-to-service integrations using RESTful APIs and microservices architectures
• Develop and maintain distributed systems with attention to concurrency, scalability, and performance optimization
• Partner on API design standards including OpenAPI/Swagger, versioning, and contract-driven development practices
• Implement containerized and cloud-native solutions with orchestration and infrastructure-as-code workflows
• Work with messaging and streaming technologies to support event-driven or asynchronous integrations
• Create and execute unit tests and test data generation workflows to support reliable delivery
• Participate in Agile/Scrum delivery aligned with modern software development lifecycle practices
• Support CI/CD pipelines and automated build and release processes using standard tooling

Requirements

• 6+ years of professional software development experience
• Strong expertise in Java and working knowledge of Python for backend or data-driven applications
• Deep experience with Java ecosystems and frameworks such as Spring and Spring Boot (or equivalent)
• Proven full-stack development experience, including backend services and modern frontend frameworks such as React or Angular (or similar)
• Strong experience building RESTful APIs, microservices, and service-to-service integrations
• Solid understanding of distributed systems, concurrency, scalability, and performance optimization
• Hands-on experience with relational databases (PostgreSQL, MySQL, Oracle) and/or NoSQL databases (Cassandra, DynamoDB, MongoDB)
• Experience with containerization and orchestration, including Docker and Kubernetes
• Familiarity with infrastructure-as-code tools such as Terraform or CloudFormation
• Experience with messaging and streaming platforms such as Kafka, RabbitMQ, or JMS
• Practical experience with cloud platforms and cloud-native development patterns on AWS, Azure, or GCP
• Hands-on experience with test data generation and unit test development and execution
• Experience with API design standards including OpenAPI/Swagger, versioning, and contract-driven development
• Hands-on experience with CI/CD pipelines and tools such as Jenkins, GitHub Actions, or GitLab CI
• Proficiency in Agile/Scrum methodologies and modern software development lifecycle practices
• Bachelor’s degree in computer science, engineering, or equivalent practical experience (advanced degree is a plus)
• Preferred: Basic understanding of AI/ML concepts and Generative AI technologies, including LLMs, prompt engineering, and Retrieval-Augmented Generation (RAG)

Technologies

• Java, Python
• Spring, Spring Boot
• React, Angular
• RESTful APIs, microservices
• PostgreSQL, MySQL, Oracle, Cassandra, DynamoDB, MongoDB
• Docker, Kubernetes
• Terraform, CloudFormation
• Kafka, RabbitMQ, JMS
• AWS, Azure, GCP
• OpenAPI/Swagger
• CI/CD, Jenkins, GitHub Actions, GitLab CI
• Agile/Scrum
• LLMs, prompt engineering, Retrieval-Augmented Generation (RAG)

Benefits

• Competitive base salaries
• Bonus incentives
• 6% Company Match on retirement savings plan
• Free financial coaching and financial well-being support
• Comprehensive medical, dental, vision, life insurance, and disability benefits
• Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need
• 20+ weeks paid parental leave for all parents, regardless of gender, offered for pregnancy, adoption or surrogacy
• Free access to global on-site wellness centers staffed with nurses and doctors (depending on location)
• Free and confidential counseling support through the Healthy Minds program
• Career development and training opportunities

Enterprise Architecture (Chief Technology Office)

• Enterprise Architecture is an organization within the Chief Technology Office at American Express and a key enabler of the company’s technology strategy
• The four pillars include: Architecture as Code, Architecture as Design, Governance, and Colleague Enablement
• Architecture as Code owns and operates foundational technologies leveraged by engineering teams across the enterprise
• Architecture as Design includes solution and technical design for transformation programs and business critical projects requiring architectural guidance and support
• Governance defines technical standards and develops innovative tools that automate controls to ensure compliance
• Colleague Enablement focuses on colleague development, recognition, training, and enterprise outreach

Location: Phoenix, AZ (onsite)

Compensation: USD 123,000 - 215,250 per yearly

Experience: 6+ years