L3 Support Analyst

Tata Consultancy Services; Mount Laurel Township (NJ); On-site; USD 100,000 - 120,000; Full time

Job summary

Tata Consultancy Services in Mount Laurel, NJ seeks an L3 Application Support Engineer to provide advanced production support for Java/Spring Boot/Angular applications. You will perform deep technical troubleshooting, root cause analysis, and permanent fix implementation with DevOps and infrastructure teams to ensure high availability.

Responsibilities include debugging, updating Angular apps, API integration, using Dynatrace, writing unit tests with Jasmine/Karma, on-call shifts, and

Qualifications

• 6–10 years of relevant application support and development experience.
• Experience in advanced production support and incident management.
• Willingness to rotate shifts and participate in on-call duties.

Responsibilities

• Debugging and Troubleshooting: Identifying, analyzing, and fixing complex bugs in Angular.
• Maintenance and Enhancement: Updating Angular (v2+) applications for performance.
• API Integration: Connecting frontend components with RESTful services and backend systems.
• Leverage Dynatrace and observability tools to monitor application health and performance.
• Performance Optimization: Ensure fast rendering on desktop and mobile with lazy loading.
• Testing and QA: Write unit tests with Jasmine or Karma.
• Collaboration: Work with UX/UI designers to translate designs into HTML/CSS/TypeScript.
• On-call: Participate in on-call rotations for 24x7 support.

Skills

Java

Spring Boot

Angular

Troubleshooting

DevOps collaboration

Unit testing Jasmine/Karma

HTML/CSS/TypeScript

API integration

Tools

Dynatrace

RESTful API

Jasmine

Karma

HTML/CSS/TypeScript

Job description

Job Description

L3 Application Support Engineer

Technology Stack: Java, Spring Boot, Angular

Experience: 6-10 years (relevant application support & development experience)

Shift: Yes - may require rotational shifts

Job Summary

The L3 Application Support Engineer will provide advanced production support for business critical applications built using Java, Spring Boot, and Angular. This role focuses on deep technical troubleshooting, root cause analysis, and permanent fix implementation, working closely with development, infrastructure, and DevOps teams to ensure high availability and performance of applications.

Key Responsibilities

• Debugging & Troubleshooting: Identifying, analyzing, and fixing complex bugs within the Angular framework.
• Maintenance & Enhancement: Updating existing Angular (v2+) applications to improve performance and functionality.
• API Integration: Connecting frontend components with RESTful services and backend systems.
• Leverage Dynatrace and observability tools to monitor application health, analyze performance, and proactively identify issues.
• Performance Optimization: Ensuring high-performance rendering on both desktop and mobile through efficient coding and lazy loading.
• Testing & QA: Writing unit tests using frameworks like Jasmine or Karma to ensure code quality.
• Collaboration: Working with UX/UI designers to translate designs into functional HTML/CSS/TypeScript code.
• Work with L2 support teams to guide issue triage and resolution.
• Ensure adherence to SLAs, incident management, and change management processes.
• Participate in on-call / rotational shifts as part of 24x7 support coverage.
• Maintain and improve support documentation, runbooks, and SOPs.
• Proactively identify stability, performance, and security improvements.

Salary Range- $100,000-$120,000 a year