American Express

Sr Software Engineer II - Enterprise Architecture

American Express
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5 days ago

Base Salary

$123k - $215k/yr

Responsibilities

  • Design, develop, and deliver scalable full-stack software solutions using Java and Python.
  • Lead the architecture and implementation of distributed systems for performance, reliability, and maintainability.
  • Own feature delivery from design and development through deployment, monitoring, and production support.
  • Drive coding standards, testing, documentation, continuous delivery, and developer productivity improvements.
  • Mentor junior engineers through code reviews, design discussions, and knowledge sharing.
  • Collaborate with architects, product managers, and cross-functional teams to translate business requirements into technical solutions.
  • Build RESTful APIs, microservices, and event-driven systems with strong service contracts and backward compatibility.
  • Identify bottlenecks, debug complex issues, and drive root-cause analysis and durable fixes.
  • Design for scalability, resilience, and observability, including monitoring, logging, and alerting.
  • Contribute to containerization, infrastructure-as-code, auto-scaling, and cloud-native adoption.
  • Influence technical direction and deliver high-impact outcomes aligned with organizational goals.

Requirements

  • 6+ years of professional software development experience.
  • Strong Java expertise and working knowledge of Python for backend or data-driven applications.
  • Deep experience with Java ecosystems and frameworks such as Spring and Spring Boot.
  • Proven full-stack development experience with backend services and modern frontend frameworks such as React or Angular.
  • Experience building RESTful APIs, microservices architectures, and service-to-service integrations.
  • Understanding of distributed systems, concurrency, scalability, and performance optimization.
  • Hands-on experience with relational or NoSQL databases, including PostgreSQL, MySQL, Oracle, Cassandra, DynamoDB, or MongoDB.
  • Experience with Docker, Kubernetes, infrastructure-as-code tools, messaging platforms, streaming platforms, and cloud environments.
  • Experience generating test data and developing and executing unit tests.
  • Experience with API design standards, OpenAPI/Swagger, versioning, and contract-driven development.
  • Hands-on experience with CI/CD pipelines and tools such as Jenkins, GitHub Actions, or GitLab CI.
  • Bachelor’s degree in computer science or engineering, or equivalent practical experience; an advanced degree is a plus.
  • Preferred: basic understanding of AI/ML, generative AI, LLMs, prompt engineering, and Retrieval-Augmented Generation.

Benefits

  • 6% company match on the 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 of paid parental leave for all parents for pregnancy, adoption, or surrogacy.
  • Access to global onsite wellness centers staffed with nurses and doctors, depending on location.
  • Free confidential counseling through the Healthy Minds program.
  • Career development and training opportunities.

Tech Stack

Amazon DynamoDBAngularApache CassandraApache KafkaAWSAzureDockerGitHub ActionsGitLab CI/CDGoogle Cloud PlatformJavaJenkinsKubernetesMongoDBMySQLPostgreSQLPythonRabbitMQReactSpring BootTerraform
American Express

About American Express

10,000+ employees

American Express builds a global payments network and issues consumer, small-business, and corporate cards, plus merchant acquiring and travel services. Revenue comes from card fees, interest and lending, discount/merchant fees, and network services. Founded in 1850 and headquartered in New York City, it operates the Amex acceptance network worldwide and offers co-branded cards and membership rewards across millions of cardmembers and merchants; ticker NYSE: AXP.

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