Senior Java & Spark Architect for High-Throughput Pipelines

Citi; New York (NY); On-site; USD 120,000 - 160,000; Full time

Job summary

Citi is hiring a Senior Software Engineer in New York to build and scale core data processing systems. The role demands deep expertise in Java and Apache Spark, focusing on both architecture and implementation of critical systems.

The ideal candidate has expert-level skills in JVM tuning, distributed systems design, and performance optimization. You will also mentor junior engineers and lead code reviews while adhering to best practices like SOLID and TDD.

Qualifications

• Expert-level proficiency in Java, including Collections Framework and Java Concurrency API.
• Proven experience with Apache Spark for large-scale data transformations.
• Extensive experience with Spring Boot and Spring Data in production environments.

Responsibilities

• Architect and build high-throughput data pipelines using Apache Spark.
• Optimize JVM performance and tune garbage collection.
• Implement scalable distributed systems and lead technical reviews.

Skills

Core Java

Apache Spark

Spring Framework

Data Structures & Algorithms

Containerization

Database Engineering

Tools

Docker

Kubernetes

SQL

NoSQL databases

Job description

Citi is hiring a Senior Software Engineer in New York to build and scale core data processing systems. The role demands deep expertise in Java and Apache Spark, focusing on both architecture and implementation of critical systems.

The ideal candidate has expert-level skills in JVM tuning, distributed systems design, and performance optimization. You will also mentor junior engineers and lead code reviews while adhering to best practices like SOLID and TDD.