Software Engineer – Java, Search & Generative AI

About the role

Join Apple’s Applied Machine Learning team as a Software Engineer, focusing on high‑performance, scalable enterprise platforms that power Search, Knowledge Graph, and inference systems. You will help ensure these systems deliver exceptional availability, low latency, and optimal performance for Apple’s enterprise customers.

Key responsibilities

• Design, develop, and maintain Java‑based services that support large‑scale Search and Generative AI workloads.
• Implement and tune relevance algorithms using Solr, OpenSearch, or similar technologies.
• Collaborate with cross‑functional teams to integrate open‑source innovations and improve platform reliability.
• Monitor system performance, troubleshoot bottlenecks, and apply JVM and distributed‑system tuning.
• Contribute to the evolution of data‑processing pipelines and model training or fine‑tuning workflows.

Required profile

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 5+ years of professional software development experience, primarily in Java and/or Python.
• Strong understanding of data structures, algorithms, concurrency, and multi‑threading.
• Experience with distributed, highly available systems handling large data volumes.
• Hands‑on experience with Search platforms (Solr, OpenSearch) and relevance tuning.

Required skills

• Java
• Python
• Solr or OpenSearch
• Search relevance tuning
• Generative AI concepts
• Concurrency and multi‑threading
• Design patterns and debugging techniques
• JVM performance tuning
• Big‑Data processing frameworks