Sr Principal Software Engineer

Senior Principal Software Engineer Are you excited to work with a variety of products and technologies in a collaborative and supportive environment? Do you enjoy sharing knowledge and learning with colleagues from diverse backgrounds? About the Business At LexisNexis Risk Solutions Company, we believe in the power of data and advanced analytics for better risk management. With over 40 years of expertise, we are the trusted data analytics provider for organizations seeking actionable insights to manage risks and improve results while upholding the highest standards for security and privacy. Headquartered in metro Atlanta, LexisNexis Risk Solutions serves customers in more than 100 countries and is part of RELX Group plc, a world‑leading provider of information and analytics for professional and business customers across industries. About our Team The engineering team is an international team that includes experts in device identification, device intelligence, fraud detection, high performance and low latency real‑time systems, Software as a Service (SaaS) applications, machine learning, and data analytics. We are an Agile engineering team using concepts such as Scrum, Continuous Integration, self‑organizing teams, and Continuous Improvement. About the Role ThreatMetrix is looking for an experienced developer and systems engineer to work across multiple teams and components. This is not a normal scrum team developer role; it spans teams and requires providing architecture, design, implementation, and review to a broad range of products and technologies across the ThreatMetrix platform. There will be research and experimentation around improving product efficiency. This is a challenging but fun role. Responsibilities High performance C++ servers providing low latency responses to customer queries from around the globe Java applications JavaScript and Web technologies applications, iOS and Android mobile apps Web portal architecture Data structure and storage We are looking for an operating system, networks and/or data storage specialist to work with multiple in‑house applications to optimize configuration and tuning for our various high‑performance, low‑latency software components. The candidate should have an expert understanding of networking issues, TCP/IP, UDP, IPv6, and issues relating to network connections, timeouts, and optimizing operating system and kernel configurations. This may include anything from understanding storage technologies to network stack tuning in Linux or the JVM, or application‑level threading issues. The candidate should have a good understanding of Java, C, and C++ code and be able to read and analyze application networking and data storage issues. Being an expert programmer is not vital, although providing input on code reviews and understanding software issues is important. Knowledge of data structure and different databases and technologies is also important, in particular NoSQL style data storage. The candidate will need to have the ability to learn quickly and understand in‑depth detail of data models, capacity issues and system design and architecture. The role is for a cross‑team and cross‑platform engineer with input and oversight across the whole platform. Requirements Clear and effective communicator of technical issues Strategic thinking Team player who works effectively with others Detail oriented and desire to learn/research/understand Ability to work with geographically dispersed teams Ability to accept criticism and provide feedback (e.g., code reviews) C/C++/Java/Bash/Python Knowledge of programming principles and systems level programming, sockets, file Knowledge of networking, TCP/IP, IPv6, UDP, VPNs, Proxies, routing Database experience in both SQL and NoSQL (e.g. Cassandra/Aerospike/Scylla DB) CentOS 9 experience with kernel, networking config Bonus credit for Aerospike/Scylla DB specific knowledge Experience 10 years in C/C++, ideally ability in a mix of languages 10 years OS/kernel/networking configuration and optimization Code reviews/CI/source control/bug tracking Design and Architecture experience If you have a disability or other need that requires accommodation or adjustment, please let us know by contacting . We are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law. #J-18808-Ljbffr