Alexander S is a senior engineering manager and data architect with 12 years of experience building large-scale data systems, machine learning, and conversational AI products, currently leading ML and AI efforts for real estate solutions at RealPage. He combines deep technical roots—contributions to notable open-source projects like protostuff (msgpack serialization) and spring-data-cassandra—with hands-on roles at PayPal, Mirantis, and Deutsche Bank, bridging backend engineering and data platform design. Trained in economic cybernetics (Master’s, PhD coursework) and sharpened by Stanford deep learning study, he blends quantitative rigor with practical system architecture. Colleagues describe him as a leader who moves quickly from prototyping to production, refactoring core components and building repository-style data access patterns. Based in Las Vegas, he brings a rare mix of academic depth, open-source pedigree, and product-focused delivery in data-intensive domains.
12 years of coding experience
16 years of employment as a software developer
All But Diploma, MBA, All But Diploma, MBA at City Business School
Master's degree, Economic Cybernetics, A, Master's degree, Economic Cybernetics, A at Penza State University
Deep Learning School, Deep Learning School at Stanford University
Java serialization library, proto compiler, code generator
Role in this project:
Back-end Developer
Contributions:14 commits, 1 PR, 8 pushes in 19 days
Contributions summary:Alexander primarily contributed to the `protostuff/protostuff` project by adding and modifying functionality related to the `msgpack` serialization format. This included the creation of modules and supporting classes for msgpack integration, such as `MsgpackIOUtil`, `MsgpackOutput`, and `MsgpackInput`. Further contributions involved reformatting code to adhere to a consistent style, supporting unknown fields, and adding collection and repeated message tests.
Provides support to increase developer productivity in Java when using Apache Cassandra. Uses familiar Spring concepts such as a template classes for core API usage and lightweight repository style data access.
Role in this project:
Back-end Developer
Contributions:45 commits in 23 days
Contributions summary:Alexander's contributions primarily involve the initial setup and core development of the spring-data-cassandra project. This includes the implementation of fundamental classes like CassandraKeyspaceFactoryBean, and the addition of essential features such as the Query annotation and CassandraRepository interface. The user refactored the code, moved functionalities to new classes, and integrated primary key support. These changes laid the groundwork for data access and repository implementations.
spring-bootspring-dataapidddcql
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Alexander S - Sr .Engineering Manager at RealPage, Inc.