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 We're Looking for:
We are looking for a highly skilled Senior Java Developer with strong expertise in Java, Spring Boot, microservices, PostgreSQL, and AWS. The ideal candidate will have strong hands-on experience in designing, building, deploying, and supporting scalable backend applications and APIs in enterprise environments.
This role requires deep experience in Java 11+, Spring ecosystem, REST API development, microservices architecture, and PostgreSQL database design and optimization. The candidate should also have solid exposure to AWS cloud services, especially ROSA (Red Hat OpenShift Service on AWS) and EC2, along with experience in Kafka, CI/CD, and production support.
The ideal candidate must be capable of developing robust backend solutions, resolving complex production issues, and working effectively with cross-functional teams to deliver reliable and high-performing applications.
What You'll Do:
1. Hands-on Development
- Design, develop, and maintain complex backend services and REST APIs using Java and Spring Boot.
- Architect and implement scalable microservices solutions for business-critical workflows.
- Build resilient, secure, and high-performing backend applications using enterprise Java patterns.
- Develop integrations with internal and external systems using synchronous and asynchronous communication patterns.
- Implement robust exception handling, logging, monitoring, and alerting in backend services.
- Participate actively in debugging, troubleshooting, and root cause analysis of complex application issues.
- Provide expert-level production support and ensure application stability and performance.
2. Application Design & Engineering Practices
- Contribute to technical architecture and solution design discussions.
- Follow established design patterns, coding standards, and development best practices.
- Participate in code reviews and ensure adherence to quality, security, and maintainability guidelines.
- Work closely with product managers, architects, and stakeholders to understand business requirements and translate them into technical solutions.
- Contribute to continuous improvement in engineering practices, reusable components, and system reliability.
3. Database Design & Performance
- Design efficient and scalable data models using PostgreSQL.
- Write optimized SQL queries and support data access layer implementation.
- Perform PostgreSQL performance tuning, query optimization, indexing, and database design improvements.
- Ensure high standards for data integrity, consistency, and transactional reliability.
- Support troubleshooting of database-related performance and production issues.
4. Cloud & Platform Engineering
- Deploy and manage applications on AWS ROSA (Red Hat OpenShift Service on AWS).
- Manage and support workloads running on EC2 and cloud-native environments.
- Build and maintain containerized applications using Docker and Kubernetes/OpenShift.
- Implement cloud-native design principles for scalability, resilience, and maintainability.
- Collaborate with DevOps and infrastructure teams to improve deployment, runtime management, and environment stability.
5. Event-Driven & Integration Architecture
- Design and implement integrations using Kafka and event-driven architecture principles.
- Build backend services that support asynchronous communication and distributed processing.
- Ensure reliability, scalability, and observability of event-driven workflows.
6. Process & Delivery
- Participate in sprint planning, technical grooming, estimation, and delivery activities.
- Work closely with cross-functional teams to ensure smooth execution and timely delivery.
- Support agile development processes and continuous delivery practices.
- Follow established processes for development, release management, testing, and operational support.
- Contribute to documentation, technical knowledge sharing, and support procedures.
Required Skills and Experience
- Minimum 5+ years of professional experience in Java development.
- Expert-level proficiency in Java 8+ / Java 11+ and advanced programming concepts.
- Deep expertise in Spring Boot, Spring Framework, and enterprise Java application development.
- Strong experience in designing and building RESTful APIs and backend services.
- Proven experience in microservices architecture, including scalable and distributed system design.
- Advanced knowledge of PostgreSQL, including:
- database design
- query optimization
- indexing strategies
- performance tuning
- transaction handling
- Extensive experience with AWS cloud services, particularly:
- ROSA (Red Hat OpenShift Service on AWS)
- EC2
- Strong hands-on experience with Docker, Kubernetes, and/or OpenShift.
- Experience with Kafka and event-driven architecture.
- Strong debugging, troubleshooting, and production support capability.
- Familiarity with monitoring and observability tools such as CloudWatch and ELK stack.
- Experience with DevOps practices, CI/CD pipelines, and infrastructure-oriented deployment models.
Technical Environment
- Languages/Frameworks: Java 11+, Spring Boot, Spring Framework, Spring Security, Spring Data JPA
- Databases: PostgreSQL
- Architecture: Microservices, RESTful APIs, event-driven systems
- Cloud/Platform: AWS ROSA, EC2
- Containers/Orchestration: Docker, Kubernetes, OpenShift
- Messaging: Kafka
- Build/CI-CD: Jenkins, GitLab CI/CD, Maven, Gradle
- Monitoring/Observability: CloudWatch, ELK Stack
Preferred Qualifications
- Experience in high-scale enterprise application environments.
- Exposure to modern backend architectural patterns and cloud-native development.
- Experience working in container-based deployment environments.
- Familiarity with security best practices in backend application development.
- Experience in travel, booking, operations, or transaction-heavy business platforms is an advantage.
- Knowledge of infrastructure as code and automated environment provisioning is a plus.
Soft Skills
- Strong verbal and written communication skills.
- Strong analytical and problem-solving ability.
- Ability to work effectively with cross-functional teams and stakeholders.
- Good prioritization and time management skills.
- Process-oriented approach with focus on quality, documentation, and operational excellence.
- Ability to work independently as well as collaboratively in a team environment.
Location
Bangalore, India
The #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 consult the 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!
Skills Required
- 5+ years of professional Java development experience
- Proficiency in Java 8+ / Java 11+
- Deep expertise in Spring Boot and Spring Framework
- Experience with Spring Security
- Experience with Spring Data JPA
- Designing and building RESTful APIs and backend services
- Proven experience with microservices architecture and distributed system design
- Advanced PostgreSQL skills: database design, query optimization, indexing, performance tuning, transaction handling
- Experience with AWS ROSA (Red Hat OpenShift Service on AWS)
- Experience with AWS EC2
- Hands-on Docker and containerization experience
- Experience with Kubernetes and/or OpenShift
- Experience with Kafka and event-driven architecture
- CI/CD and DevOps experience (Jenkins, GitLab CI/CD, Maven, Gradle)
- Monitoring and observability experience (CloudWatch, ELK Stack)
- Strong debugging, troubleshooting, and production support capability
- Strong verbal and written communication skills
- Analytical and problem-solving ability; ability to work independently and collaboratively
- Experience in high-scale enterprise application environments
- Experience in travel, booking, operations, or transaction-heavy business platforms
- Knowledge of infrastructure as code and automated environment provisioning
- Familiarity with security best practices in backend application development
American Express Global Business Travel Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about American Express Global Business Travel and has not been reviewed or approved by American Express Global Business Travel.
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Healthcare Strength — Healthcare coverage is described as comprehensive, including medical, dental, vision, life, disability, and access to physician consultations in some cases. Emotional and mental-health resources are also highlighted, including counseling, crisis support, and webinars for employees and immediate families.
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Leave & Time Off Breadth — Time off and flexibility options are portrayed as broad, including PTO that combines vacation and sick time, with potential to purchase additional vacation in some locations. Flexible arrangements are described as available in parts of the organization, including remote work and options like part-time schedules, job sharing, and sabbaticals where supported.
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Retirement Support — Retirement support is positioned as available through locally competitive programs, including a U.S. 401(k) with employer matching after a service period. Ownership-related benefits are also present via an employee stock purchase plan offered in many countries.
American Express Global Business Travel Insights
What We Do
American Express Global Business (Amex GBT) is the world’s leading B2B travel platform, providing software and services to manage travel, expenses, meetings & events for companies of all sizes. Our solutions include: Egencia: the leading software as service travel platform for small and medium-sized enterprises (SMEs). Ovation: the solution synonymous with high-touch travel service. The Neo Technology Group: a technology-focused team that builds cloud-based travel solutions. Meetings & Events: providing solutions for a single meeting or an entire meetings portfolio. Global Business Consulting: customized services to help clients optimize their travel program.
Why Work With Us
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. Ready to explore a career path? Start your journey with us - apply now!
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