Senior Support Developer (Chicago)

TRC's Client, located in Kennesaw, has a long term opportunity for a Senior Application Support Engineer!

This position is with a leading insurance provider dedicated to the Aerospace industry. They offer a great environment and have very low employee turnover.

This role supports enterprise applications built on Java, Angular, .NET, and SQL/Mongo technologies and offers a collaborative, low-turnover environment.

Key Responsibilities
· Investigate, diagnose, and resolve complex application and system issues across multiple technologies (Java, Angular, .NET).
· Analyze logs, APIs, and system integrations to identify root causes and deliver sustainable fixes.
· Collaborate with development, QA, DevOps, and business teams to reproduce, troubleshoot, and resolve production and QA environment issues.
· Review and learn existing codebases quickly to support multiple applications and modules.
· Participate in code reviews and contribute to improving diagnostic and monitoring capabilities.
· Create and maintain technical documentation and knowledge base articles for recurring issues.
· Support release activities, configuration changes, and hotfix deployments as needed.

Required Skills & Qualifications
· 5+ years of software development and application support experience.
· Proficiency in Java, Angular (TypeScript), and .NET (C#) development.
· Strong understanding of REST APIs, SQL databases, and modern debugging tools (Postman, Fiddler, log aggregators, IDE debuggers).
· Experience analyzing logs, tracing through distributed systems, and debugging in multi-tier architectures.
· Familiarity with CI/CD, version control (Git), and issue tracking systems (Jira).
· Excellent analytical, diagnostic, and communication skills.
· Proven ability to learn complex business domains and systems quickly.
· Self-motivated and persistent in finding root causes and sustainable fixes.

Preferred Qualifications
· Experience in insurance, financial services, or regulated industries.
· Working knowledge of Spring Boot, Entity Framework, or Angular Material.
· Exposure to microservices, MongoDB, or IIS / Tomcat environments.
· Understanding of logging frameworks, profiling tools, or application performance monitoring.