Demo

Senior Software Engineer / Application SME

Whiz Global LLC
Jersey, NJ Contractor
POSTED ON 9/25/2026
AVAILABLE BEFORE 10/25/2026

Job Title: Senior Software Engineer / Application SME

Location: New Jersey – 2 Positions
Potential Location: NJ
Role Type: Senior Software Engineer / Application SME
Focus: Application Development, AWS, Production Support & Application Ownership

Job Description

We are seeking a Senior Software Engineer / Application SME to support and enhance a high-traffic tax reporting utility platform within a large-scale financial services environment.

The application is being actively built and runs on AWS. The ideal candidate will be highly hands-on with development while also serving as the Application SME/Owner and primary point of contact for production troubleshooting and support.

Key Responsibilities

  • Develop and enhance applications using Core Java and Spring Boot.
  • Design, deploy, and support applications running in AWS environments.
  • Serve as the SME/Application Owner and primary POC for application issues and production troubleshooting.
  • Support application deployments, monitoring, incident resolution, and production stability.
  • Troubleshoot high-priority production issues and perform Root Cause Analysis (RCA).
  • Monitor application health and performance using Splunk, Dynatrace, and Grafana.
  • Work with Kafka and NoSQL databases in a distributed application environment.
  • Develop and support batch processing workflows.
  • Manage application alerts, escalations, and production incidents.
  • Coordinate with external vendors to troubleshoot and resolve interface/integration issues.
  • Provide increased production support during periods of high application traffic, particularly during tax season.
  • Collaborate with another team member to manage application development, support, and ownership.
  • Participate in incident management and ensure timely resolution of application issues.
  • Work with cross-functional teams and vendors to identify and resolve technical issues.

Required Skills

  • Strong hands-on experience with Java / Core Java.
  • Strong Spring Boot development experience.
  • Strong experience with AWS infrastructure and deployments.
  • Experience supporting applications in production environments.
  • Experience with Splunk, Dynatrace, and/or Grafana.
  • Hands-on experience with Kafka.
  • Experience with NoSQL databases.
  • Strong troubleshooting and Root Cause Analysis skills.
  • Experience with batch processing.
  • Experience managing alerts, escalations, and production incidents.
  • Experience working with external vendors and third-party integrations.
  • Ability to act as an Application SME / Technical Owner.

Nice to Have

  • Experience working with tax applications or tax reporting platforms.
  • Financial services / banking experience.
  • Experience supporting high-volume, high-traffic applications.
  • Experience with application monitoring and observability platforms.

Ideal Candidate

The ideal candidate is a hands-on Senior Software Engineer who can balance new application development with production support. This person should be comfortable taking ownership of an application, troubleshooting issues end-to-end, coordinating with vendors, and serving as the technical SME for the platform.

 

Salary : $65 - $75

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