Do you want to help make Alexa smarter for our users? How about developing massive scale Datalake that can help improving people's day-to-day life such as grocery ordering, music playing, smart home control, etc? At Alexa's Data Services team, we build services that enable secure, fast, and massive machine learning systems, helping to make Alexa the world's fastest developing and most engaging voice assistant. Alexa Data services ingest data at the exabyte scale, enable ML components to discover data and create streaming data preparation pipelines for continuous training. Data is the fuel to Alexa's AI future, Alexa Data Services team owns and builds systems that can make this happen at scale, as well as treat customer's privacy seriously. We have micro services scaling to 100Ks of TPS, stringent SLAs at 10’s of millisecond latency and 99.9999% availability rate.

We're an organization that takes career growth seriously. Our managers and leadership care about your personal goals. We value open communication, whether its in regards to what you need to accomplish for your career goals or what we as an organization can improve to better support our teammates and provide the best possible work environment. We foster collaborative working environment, build good relationships with each other, and encourage knowledge sharing throughout our organization. We help team members when they feel stuck and we want to make sure everyone feels included.


What You'll Do

* Design and build high-performance services handling 100,000+ transactions per second
* Develop secure, scalable data ingestion systems operating at exabyte scale
* Create streaming data preparation pipelines supporting continuous ML training
* Maintain services with strict SLAs (10ms latency, 99.9999% availability)
* Collaborate with ML scientists to optimize data infrastructure

Our Technology Stack

* Programming Languages: Java, Python
* Cloud Platform: AWS
* Focus Areas: Data Lakes, Microservices, Machine Learning Infrastructure

What We Offer

* Career Growth: Dedicated leadership support for your professional development
* Collaborative Culture: Open communication and knowledge sharing environment
* Learning Opportunities: Exposure to cutting-edge ML and AI technologies
* Meaningful Impact: Build systems that improve millions of users' daily lives

What We Value

* Customer Obsession: Passionate focus on user needs
* Technical Excellence: Building robust, scalable solutions
* Data Privacy: Commitment to protecting customer information
* Team Collaboration: Supporting and learning from colleagues

Requirements

* Strong software development experience in Java and/or Python
* Experience with distributed systems and cloud platforms
* Understanding of data processing and storage systems
* Excellent problem-solving and communication skills