Full Stack Engineer
Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Aug 12, 2026. American Express Global Business Travel scores A on the Alion truth index.
Amex GBT is a place where colleagues find inspiration in travel as a force for good and - through their work - can make an impact on our industry. We’re here to help our colleagues achieve success and offer an inclusive and collaborative culture where your voice is valued.
What You’ll Do
Lead and mentor a team of backend/Boomi Integration engineers in delivering high-quality software solutions and define technical architecture and design patterns for the Amex GBT mid, back office and Boomi Integration systems
Drive technical decision-making and establish development guidelines and conduct code reviews and ensure consistency to coding standards and quality guidelines
Collaborate with product managers, architects, and customers on technical roadmap planning and design and develop complex Dell Boomi Integrations, backend services and APIs using Java and Spring Boot
Architect and implement scalable microservices solutions for travel booking and operational workflows and optimize PostgreSQL database performance and design efficient data models
Deploy and handle applications on AWS ROSA (Red Hat OpenShift Service on AWS) platform and manage EC2 instances and implement cloud-native solutions
Provide expert-level application support and resolve complex production issues, lead sprint planning, technical grooming and delivery estimation and develop a collaborative team environment and promote knowledge sharing
Coordinate with multi-functional teams and manage technical dependencies , drive continuous improvement initiatives and technology adoption and participate in hiring and onboarding of new team members
What We're Looking For
Bachelor’s in Technology with minimum 10 years of professional Java development and Dell Boomi Integration experience with 3+ years in technical leadership roles
Expert-level proficiency in Java 8+ and advanced programming concepts and deep expertise in Spring Boot, Spring Framework, and enterprise Java patterns
Advanced knowledge of PostgreSQL including performance tuning, query optimization, and database design and extensive experience with AWS cloud services, particularly ROSA (Red Hat OpenShift Service on AWS) and EC2
Proven experience in designing and implementing microservices architecture at scale and strong background in application support, production solving, and incident management
Experience leading development teams and mentoring junior developers and excellent communication and customer management skills
Strong understanding of software development lifecycle and Agile methodologies and experience in travel industry, TMC operations, or expense management systems
Knowledge of additional AWS services (EKS, RDS, Lambda, API Gateway, CloudFormation) and experience with event-driven architecture and messaging systems (Kafka, RabbitMQ)
Familiarity with monitoring and observability tools (CloudWatch, Prometheus, Grafana, ELK stack) and understanding of security frameworks, compliance requirements (PCI DSS, GDPR)
Experience with DevOps practices, CI/CD pipelines, and infrastructure as code and knowledge of performance testing and capacity planning and certification in AWS or Red Hat OpenShift
Dell Boomi Integration, Java 11+, Spring Boot, Spring Security, Spring Data JPA and PostgreSQL, Redis, RESTful APIs, GraphQL , AWS ROSA, EC2, Docker, Kubernetes/OpenShift , Jenkins, GitLab CI/CD, Maven/Gradle and Monitoring: CloudWatch, Prometheus, Grafana
Location
Bangalore, IndiaThe #TeamGBT Experience
Work and life: Find your happy medium at Amex GBT.
Flexible benefits are tailored to each country and start the day you do. These include health and welfare insurance plans, retirement programs, parental leave, adoption assistance, and wellbeing resources to support you and your immediate family.
Travel perks: get a choice of deals each week from major travel providers on everything from flights to hotels to cruises and car rentals.
Develop the skills you want when the time is right for you, with access to over 20,000 courses on our learning platform, leadership courses, and new job openings available to internal candidates first.
We strive to champion Inclusion in every aspect of our business at Amex GBT. You can connect with colleagues through our global INclusion Groups, centered around common identities or initiatives, to discuss challenges, obstacles, achievements, and drive company awareness and action.
And much more!
All applicants will receive equal consideration for employment without regard to age, sex, gender (and characteristics related to sex and gender), pregnancy (and related medical conditions), race, color, citizenship, religion, disability, or any other class or characteristic protected by law.
Click Here for Additional Disclosures in Accordance with the LA County Fair Chance Ordinance.
Furthermore, we are committed to providing reasonable accommodation to qualified individuals with disabilities. Please let your recruiter know if you need an accommodation at any point during the hiring process. For details regarding how we protect your data, please consultthe Amex GBT Recruitment Privacy Statement.
What if I don’t meet every requirement? If you’re passionate about our mission and believe you’d be a phenomenal addition to our team, don’t worry about “checking every box;" please apply anyway. You may be exactly the person we’re looking for!