Principal Software Engineer - Data Systems, SQL & ETL

Archer; Alpharetta (GA); On-site; USD 115,000 - 192,000; Full time

Job summary

LexisNexis Risk Solutions is seeking a Consulting / Principal Software Engineer to lead the design, optimization, and management of large-scale database systems and backend platforms.

This role requires deep expertise in database architecture, performance tuning, and Java-based application development, along with advising on best practices across data engineering and system design. You will mentor teams, drive standards, and oversee critical initiatives.

Qualifications

• 8+ years of software engineering with a strong database focus
• Relational databases (MySQL preferred) and data modeling
• Advanced proficiency in SQL development and performance tuning
• Strong experience with Java, JDBC, and ORM frameworks (Hibernate/JPA)
• Proven experience diagnosing and resolving complex production issues
• Solid understanding of transaction management, concurrency, and system performance
• Hands-on experience with Unix/Linux environments and shell scripting

Responsibilities

• Design and build database schemas, tables, indexes, and constraints while ensuring efficient data modeling across both OLTP and OLAP environments
• Write, troubleshoot, and optimize complex SQL queries using joins, subqueries, CTEs, and window functions to improve performance and reliability
• Perform hands-on database programming by developing and maintaining stored procedures, triggers, and functions, with strong ownership of transaction management and concurrency control
• Actively debug and resolve production issues, including slow queries, deadlocks, locking problems, and high CPU, memory, or I/O utilization
• Implement and enhance Java-based data access layers using JDBC and ORM frameworks such as Hibernate or JPA to ensure efficient and scalable database interaction
• Build and support ETL pipelines, handling data extraction, transformation, migration, and batch processing for large datasets
• Perform hands-on data analysis, validation, and reporting to ensure data accuracy and support business needs
• Write and maintain Bash or shell scripts to automate database operations, including backups, job scheduling (cron), data processing, and monitoring within Linux or Unix environments

Skills

SQL development

Java

JDBC

Hibernate/JPA

Transaction management

Concurrency

Unix/Linux

Shell scripting

Tools

Hibernate

JPA

MySQL

Job description

LexisNexis Risk Solutions is seeking a Consulting / Principal Software Engineer to lead the design, optimization, and management of large-scale database systems and backend platforms.

This role requires deep expertise in database architecture, performance tuning, and Java-based application development, along with advising on best practices across data engineering and system design. You will mentor teams, drive standards, and oversee critical initiatives.