Full Stack Developer

Hudson ManpowerChicago, IL

About The Position

Position Overview We are seeking a highly skilled Lead Software Engineer to join a high-performing engineering team focused on building and optimizing scalable, high-throughput enterprise systems. This role is ideal for a senior engineer with deep Core Java expertise and strong experience designing and supporting distributed systems where performance, reliability, resiliency, and scalability are mission-critical.

Requirements

  • 8+ years of hands-on Core Java development experience.
  • Strong expertise in: Multi-threading Concurrent programming Shared memory and synchronization JVM internals and Garbage Collection tuning JNI and NIO Concurrent data structures and collections
  • Strong knowledge of algorithms and data structures.
  • Experience with TCP/IP networking, including TCP and UDP protocols.
  • Experience building scalable, high-throughput distributed systems.
  • Strong troubleshooting, debugging, and performance optimization skills.
  • Experience participating in architecture and system design discussions.
  • Ability to balance reliability, scalability, and performance requirements.

Nice To Haves

  • Experience in financial services, trading platforms, or derivatives systems.
  • Exposure to cloud technologies.
  • Knowledge of fault tolerance and redundancy patterns.
  • Experience with BDD testing frameworks.
  • Experience supporting low-latency systems.

Responsibilities

  • Design, develop, and optimize high-performance Core Java applications.
  • Lead architecture discussions around scalability, throughput, latency, and resiliency.
  • Analyze, troubleshoot, and improve application performance across distributed environments.
  • Develop optimized, maintainable, and scalable software components and unit tests.
  • Conduct code reviews and identify opportunities for optimization and risk mitigation.
  • Support deployments, release management, and production stability initiatives.
  • Collaborate with engineering teams to resolve complex technical challenges.
  • Tune applications for multi-threaded and high-concurrency environments.
  • Drive engineering best practices, design patterns, and continuous improvement initiatives.
  • Lead technical projects and influence engineering direction across teams.
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