Senior Full Stack Engineer (Python or Java)

At American Express, our culture is built on a 175-year history of innovation, shared values and Leadership Behaviors, and an unwavering commitment to back our customers, communities, and colleagues. As part of Team Amex, you'll experience this powerful backing with comprehensive support for your holistic well-being and many opportunities to learn new skills, develop as a leader, and grow your career. 

Here, your voice and ideas matter, your work makes an impact, and together, you will help us define the future of American Express. 

Senior Full Stack Engineer will report to Vice President of Cybersecurity Engineering and will be responsible for providing automation services for the organization. They will be highly skilled Senior Full Stack Engineer with deep expertise in either Python or Java ecosystems. The ideal candidate will be capable of building scalable, high-performance distributed applications, with strong proficiency across middleware, database development and aspects of User Interface development. As a senior member of the team, you will contribute to technical strategy, mentor developers, and deliver high-quality solutions.

Key Responsibilities

• Full Stack Development: Build, test, and deploy features across the entire stack, with strong emphasis on either Python (e.g., Django/Flask/FastAPI) or Java (e.g., Spring Framework).
• API Integration: Design and implement integrations with Microsoft Graph APIs and other third-party systems.
• Architecture & Design: Contribute to system architecture and ensure scalability, security, and maintainability.
• Mentorship: Provide guidance through code reviews, knowledge-sharing, and coaching junior developers.
• Continuous Improvement: Stay updated with best practices, frameworks, and tooling to enhance productivity and code quality.
• Quality Assurance: Drive engineering excellence through unit tests, integration tests, and CI/CD practices.

Required Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or equivalent practical experience.
• 5+ years of professional experience in full-stack development.
• Expertise in either:
• Full Stack Python (Django, Flask, or FastAPI)
• Full Stack Java (Spring Framework, Hibernate or Spring Data).
• Strong knowledge of databases (SQL and NoSQL: MS SQL, PostgreSQL, MySQL, MongoDB).
• Hands-on experience with Microsoft Graph APIs.
• Proficiency in RESTful APIs, GraphQL, and microservices architecture.
• Familiarity with cloud platforms (AWS, Azure, or GCP).
• Experience with Git, CI/CD pipelines, and DevOps practices.
• Knowledge of containerization and orchestration (Docker, Kubernetes).

Preferred Qualifications

• Experience with event-driven architecture and messaging systems (Kafka, RabbitMQ).
• Expertise in front-end frameworks like React, Angular, or Vue
• Exposure to enterprise integrations with Microsoft services (SharePoint, Teams, Outlook).
• Prior experience in a senior or lead developer role.

Salary Range: $120,000.00 to $210,000.00 annually + bonus + benefits

The above represents the expected salary range for this job requisition. Ultimately, in determining your pay, we’ll consider your location, experience, and other job-related factors.

We back you with benefits that support your holistic well-being so you can be and deliver your best. This means caring for you and your loved ones' physical, financial, and mental health, as well as providing the flexibility you need to thrive personally and professionally:

• 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 our Healthy Minds program 
• Career development and training opportunities

For a full list of Team Amex benefits, visit our Colleague Benefits Site.

American Express is an equal opportunity employer and makes employment decisions without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran status, disability status, age, or any other status protected by law. American Express will consider for employment all qualified applicants, including those with arrest or conviction records, in accordance with the requirements of applicable state and local laws, including, but not limited to, the California Fair Chance Act, the Los Angeles County Fair Chance Ordinance for Employers, and the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance. For positions covered by federal and/or state banking regulations, American Express will comply with such regulations as it relates to the consideration of applicants with criminal convictions.

We back our colleagues with the support they need to thrive, professionally and personally. That's why we have Amex Flex, our enterprise working model that provides greater flexibility to colleagues while ensuring we preserve the important aspects of our unique in-person culture. Depending on role and business needs, colleagues will either work onsite, in a hybrid model (combination of in-office and virtual days) or fully virtually.

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Employment eligibility to work with American Express in the United States is required as the company will not pursue visa sponsorship for these positions.