Sr Software Engineer I - GCP, Java/Python - The Personalization, Brand, and Communications Technology
Key Skills for This Role
Full Job Posting
Qualifications
- Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
- 5+ years of software engineering experience with strong hands-on expertise in building scalable enterprise applications and distributed systems
- Proven experience designing and developing cloud-native solutions on GCP using Java/Python and modern API-driven architectures
- Strong experience building scalable batch and real-time data processing solutions leveraging technologies such as Spark, BigQuery, Dataflow, Pub/Sub, and GKE
- Hands-on expertise in application design, microservices, automated testing, CI/CD, and cloud deployment patterns
- Strong understanding of data structures, algorithms, system design, and distributed computing principles
- Experience leveraging modern AI-assisted development tools such as Devin AI, Claude, GitHub Copilot, or similar platforms to improve engineering productivity, code quality, and software delivery efficiency preferred.
- Experience working with machine learning, analytical, or modeling platforms in batch and/or real-time environments is preferred
- Ability to translate complex business problems into scalable technical solutions and operate effectively in ambiguous environments
- Strong analytical, problem-solving, and communication skills with the ability to collaborate across global teams
- Demonstrated ability to mentor junior engineers, drive technical excellence, and stay current with emerging technologies and industry trends
- Experience with Agile development methodologies and modern software engineering practices preferred
- Employment eligibility to work with American Express in the U.S. is required as the company will not pursue visa sponsorship for these positions.
Responsibilities
- Owns all technical aspects of software development for assigned applications
- Performs hands-on architecture, design, and development of Personalization systems supporting multiple business units across Enterprise Orchestration Platform.
- Functions as Senior engineer of an agile team and helps drive consistent development practices
- Typically spends 60-70% of time writing code and testing, and remainder of time collaborating with peers, stakeholders through ongoing product/platform releases
- Develops deep understanding of tie-ins with other Amex systems and platforms within the supported domains
- Writes code and unit tests, works on API specs, automation, and conducts code reviews and testing
- Performs ongoing refactoring of code, utilizes visualization and other techniques to fast-track concepts, and deliver continuous improvement - Identifies opportunities to adopt innovative technologies
- Provides continuous support for ongoing application availability
- Works closely with product owners on blueprints and annual planning of feature sets that impact multiple platforms and products
- Works with product owners to prioritize features for ongoing sprints and managing a list of technical requirements based on industry trends, new technologies, known defects, and issues.
Preferred Qualifications
- Experience leveraging modern AI-assisted development tools such as Devin AI, Claude, GitHub Copilot, or similar platforms to improve engineering productivity, code quality, and software delivery efficiency preferred.
- Experience working with machine learning, analytical, or modeling platforms in batch and/or real-time environments is preferred
- Experience with Agile development methodologies and modern software engineering practices preferred
About American Express
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