Senior Identity Resolution Engineer - Real-Time Scale

Acxiom; Annapolis (MD); Remote; USD 140,000 - 190,000; Full time

Job summary

Acxiom is seeking a Senior Software Engineer to join the Identity Resolution engineering team. You will design, develop, test, and support high-scale identity resolution systems, building real-time APIs and batch processing workflows.

The role requires expertise across Java, Python, Scala, Apache Spark, SQL, AWS, and Databricks, with collaboration across architects, data teams, and product stakeholders to deliver scalable and secure solutions.

Qualifications

• 5+ years of professional software development experience.
• Strong proficiency in Java.
• Strong proficiency in Python.
• Strong proficiency in Scala for large-scale data-processing.
• Experience with Apache Spark.
• Advanced proficiency in SQL.
• Experience with Databricks.
• Experience with AWS.
• Experience developing REST APIs / backend services.
• Knowledge of distributed systems concepts.
• CI/CD and Git workflows.

Responsibilities

• Design, develop, test, and maintain software for Identity Resolution platforms.
• Build systems that match, link, consolidate, and resolve identities across datasets.
• Implement real-time and batch identity-resolution workflows.
• Develop high-performance backend services and APIs using Java, Python, and Scala.
• Build low-latency APIs supporting real-time identity lookup and resolution.
• Develop Spark workloads and Spark-based data-processing pipelines.
• Create complex SQL queries to support identity matching and data transformation.
• Collaborate with architects and data teams to deliver production-quality software.
• Mentor junior engineers and participate in code reviews.

Skills

Java

Python

Scala

Apache Spark

SQL

AWS

Databricks

REST APIs

Git

Education

Bachelor's degree in Computer Science / Software Engineering or related field

Tools

Git

Job description

Acxiom is seeking a Senior Software Engineer to join the Identity Resolution engineering team. You will design, develop, test, and support high-scale identity resolution systems, building real-time APIs and batch processing workflows.

The role requires expertise across Java, Python, Scala, Apache Spark, SQL, AWS, and Databricks, with collaboration across architects, data teams, and product stakeholders to deliver scalable and secure solutions.