Engineer Ii

You Lead the Way. We've Got Your Back.
With the right backing, people and businesses have the power to progress in incredible ways. When you join Team Amex, you become part of a global and diverse community of colleagues with an unwavering commitment to back our customers, communities and each other. Here, you'll learn and grow as we help you create a career journey that's unique and meaningful to you with benefits, programs, and flexibility that support you personally and professionally.
At American Express, you'll be recognized for your contributions, leadership, and impact—every colleague has the opportunity to share in the company's success. Together, we'll win as a team, striving to uphold our company values and powerful backing promise to provide the world's best customer experience every day. And we'll do it with the utmost integrity, and in an environment where everyone is seen, heard and feels like they belong.
Join Team Amex and let's lead the way together.
About our Team and Product
One Data is a function as a service(FaaS) platform for our internal cloud platform within Amex. We are seeking to onboard Engineers with strong technical passion and deep focus on developer experience to the One Data platform.
With One Data, you'll have the ability to build technology products that shape the way that developers across American Express build micro services. We had an immense growth in terms of the number of onboarded functions in 2023 and except that growth to continue/accelerate.
We build and provide developer support for the product. We follow an everyone on support model.
Our customers are developers, SREs. We do have a production support SRE team but it's all hands-on deck to support American Express Card Members when the SRE team needs support.
As part of our diverse tech team, you can architect, code and ship software that makes us an essential part of our customers' digital lives. Here, you can work alongside talented engineers in an open, supportive, inclusive environment where your voice is valued, and you make your own decisions on what tech to use to solve challenging problems. Amex offers a range of opportunities to work with the latest technologies and encourages you to back the broader engineering community through open source. And because we understand the importance of keeping your skills fresh and relevant, we give you dedicated time to invest in your professional development. Find your place in technology on #TeamAmex.
Who you are:
Are excited about technology, stays up to date with and brings in new technology – understands/participates in CNCF workgroups, developer mailing lists. In short, Be curious
Love dealing with fast pace, changing needs, & limited resources. Action bias.
Love freedom to execute and not expect every task to be defined ahead of time. 
Have an Open source first model for building. Contribute, give back. Strive for excellence.
Understand and are excited 20% projects. You aim for moonshots but can get ground to deliver projects.
Coach, mentor other developers. You improve the team. You participate in American Express Technology Guilds to network with other developers.
Are maniacal about Developer Experience.
Disagree respectfully but commit. Bring people along. Articulate and drive change
You are a manager of one.

You know: 
Hands on Java Programming experience with core Java constructs - Collections, Exceptions, Streams, and Lambdas
Hands on experience with Async programming constructs of Java- Multithreading, Executors, Futures, CompletableFutures or Kotlin-Coroutines
Good to have knowledge on Virtual Threads and new features of Java 21+. 
Experience working with any of the Java frameworks on Reactive Stack - Vert.x (strong preference) and optionally Spring Reactive, RxJava, Netty, or Akka
Hands on experience working with microservices / API's - Rest (required), SOAP, gRPC
Hands on experience with build tools -- Gradle (preferred), Maven (minimum)
Hands on experience using Unit Testing Tools - Junit (minimum), Cucumber or other equivalents
Hands on experience in high scale system design, performance tuning, problem diagnosis and resolution
Hands on experience working with git or equivalent source code management systems - resolve merge conflicts etc.
Good to have knowledge on Java Perf tooling - Analyzing heap dumps, Thread dumps, JConsole, JMC
Good to have knowledge on micro benchmarking - JMH harnesses
Good to have knowledge on messaging systems using Java client - Kafka, RabbitMQ etc.
System design and scaling concepts, Ability to break down complex/high level ideas into concrete design and provide proofs of concept.
The 4 pillars of documentation. You can use C4, PlantUML, draw.io, one of (markdown, asciidoc, rst), ADR (Architecture Decision Records) to express your ideas.
Optional: Familiarity with modern system development using Golang or Rust and understanding of Web Assembly (WASM)

Qualifications: 

5+ years of software development experience in a professional environment and/or comparable experience such as: - Wide breath of engineering experience.
A minimum of 4+ years of experience with Java, Kotlin or similar Object Oriented Programming Language in a professional environment required.
2+ years required with at least one other modern programming language such as Node.js/JavaScript, Python, GO, Rust.
Hands-on expertise with application design, software development, and automated testing required.
Experience in building enterprise-grade APIs using state-of-the-art techniques and best practices (GraphQL ,REST, JSON, XML, etc.) required.
Experience with relational or NoSQL databases, including designing complex schemas and queries required.
Familiarity with Containers and Container Orchestration tools such as Docker , Docker Swarm , Kubernetes required.
Strong verbal and written communication skills for documenting workflows, tools, or complex areas of a codebase.
Ability to thrive in a fast-paced environment and multi-task efficiently.
Strong analytical and troubleshooting skills.
Experience using database systems like Couchbase, Cassandra, Redis etc. in a high performance and resilient configurations is a plus.
Experience working with Public Clouds (AWS,GCP,Azure) is a plus.
Bachelor's Degree in computer science, computer science engineering, or related experience required; advanced degree preferred.

We back our colleagues and their loved ones with benefits and programs that support their holistic well-being. That means we prioritize their physical, financial, and mental health through each stage of life. Benefits include:
Competitive base salaries 
Bonus incentives 
Support for financial-well-being and retirement 
Comprehensive medical, dental, vision, life insurance, and disability benefits (depending on location) 
Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need 
Generous paid parental leave policies (depending on your location) 
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

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.  
Offer of employment with American Express is conditioned upon the successful completion of a background verification check, subject to applicable laws and regulations.