Software Engineer III, Full Stack - Global Servicing Technology
Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Oct 16, 2026. American Express scores A on the Alion truth index.
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 Servicing Experiences Technology (SET) organization enhances Servicing Experiences by building smarter platforms with seamless automation and AI-driven insights- empowering Colleagues and Customers alike.
We are seeking a Full Stack Software Engineer with expertise in Java, JavaScript, React.js, Python, and Cloud Engineering to design, develop, and deploy scalable, secure, and high-performance web applications. The ideal candidate will have experience in microservices architecture, RESTful API development, cloud-native applications, DevOps practices, and CI/CD automation.
- Design, develop, test, and deploy full stack applications using Java, Spring Boot, JavaScript (ES6+), React.js, and Python.
- Build RESTful APIs and microservices-based architectures.
- Develop responsive front-end applications using React.js, Redux, HTML5, CSS3, and TypeScript.
- Implement backend services using Java (Spring Framework, Spring Boot) and Python.
- Working knowledge of Amex Enterprise frameworks OneApp, OneData.
- Integrate applications with relational databases (MySQL, PostgreSQL, Oracle) and NoSQL databases (MongoDB, DynamoDB).
- Deploy and manage applications on cloud platforms such as AWS, Microsoft Azure, or Google Cloud Platform (GCP).
- Develop and maintain CI/CD pipelines using Jenkins, GitHub Actions, GitLab CI, or Azure DevOps.
- Apply DevOps best practices and Infrastructure as Code (Terraform, CloudFormation).
- Integrate and leverage AI-assisted coding tools (e.g., Github Copilot code generation, automated testing, code review assistants) to improve productivity and quality.
- Ensure application security using OAuth2, JWT, SSL/TLS, encryption standards.
- Perform unit testing, integration testing, and automated testing.
- Participate in Agile/Scrum ceremonies and collaborate with cross-functional teams.
- Monitor system performance using tools such as Prometheus, Grafana, ELK Stack, or Splunk.
- Bachelor’s or Master’s degree in Computer Science, Information Technology, Software Engineering, or related field.
- 5+ years of experience in full stack software development.
- Strong programming experience in:
- Java (Spring Boot, Spring MVC, Hibernate)
JavaScript (ES6+)
React.js
Python
- Java (Spring Boot, Spring MVC, Hibernate)
- Experience with REST APIs, JSON, and microservices architecture.
- Experience with SQL and NoSQL databases.
- Knowledge of Cloud Storage, Cloud SQL or BigQuery.
- Hands-on experience with AWS, Azure, or GCP cloud services.
- Experience with Docker, Kubernetes, and container-based deployments.
- Knowledge of CI/CD pipelines and DevOps methodologies.
- Proficiency in Git version control.
Preferred Qualifications:
- Experience with serverless architecture (AWS Lambda, Azure Functions).
- Experience with Amex Enterprise Platforms like OneApp, OneData, RTF, ELF, etc is a plus.
- Knowledge of message queues (Kafka, RabbitMQ).
- Experience with API Gateway and cloud networking.
- Cloud certifications (AWS Certified Developer, Azure Developer Associate, GCP Professional Cloud Developer).
- Employment eligibility to work with American Express in the United States is required as the company will not pursue visa sponsorship for these positions.