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Nityo Infotech

Sr. Java Full-Stack Engineer

Canada

Job type: Contract
Experience: 9+ years of software development/support experience.
Posting language: English
Posted: Sep 24, 2026

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Original job description

Key Responsibilities:

Provide L3 support for Java, JavaScript, and Tomcat-based applications.
Support backend databases and application environments.
Investigate data discrepancies and transaction failures.
Perform SQL queries for troubleshooting and validation.
Monitor and troubleshoot integration flows between applications.
Resolve interface and data synchronization issues.
Troubleshoot production incidents and restore services promptly.
Analyze application logs and identify root causes of issues.
Perform minor code enhancements and bug fixes.
Support deployment activities and release validations.
Collaborate with business users to understand issues and explain system behavior.
Investigate ticket flow issues, integration failures, and application performance concerns.
Document fixes, workarounds, and support procedures.
Participate in occasional after-hours deployment and incident support.

Required Skills:

Technical

Java, J2EE
JavaScript
Boomi Integration Platform
Remedy
SQL Server / Relational Databases
Java-based Application Support
Tomcat Application Server
HTML/CSS
Web Application Architecture
SQL and Database Troubleshooting
Log Analysis and Debugging
Version Control Systems

Functional

Telecom BSS application support
Incident management
Root cause analysis
Release support

Experience:

9+ years of software development/support experience.
Strong troubleshooting capabilities across multiple technologies.
Experience supporting legacy enterprise applications.

Mandatory Requirements:

Eligible for Canadian Government Level 2 Secret Clearance.
Minimum 10 years residency in Canada preferred.
Strong written and verbal communication skills.

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More about this job

Responsibilities

Provide L3 support for Java, JavaScript, and Tomcat applications, investigating production incidents, data discrepancies, transaction failures, and integration issues. Troubleshoot with SQL and log analysis, make minor code fixes, support deployments and releases, and document resolutions while collaborating with business users.

Requirements

Requires 9+ years of software development or support experience, strong troubleshooting skills across multiple technologies, and experience with legacy enterprise applications. Candidates must be eligible for Canadian Government Level 2 Secret Clearance; at least 10 years of Canadian residency is preferred, along with strong written and verbal communication skills.

Skills

Java
J2EE
JavaScript
Boomi
Remedy
SQL Server
Relational Databases
Tomcat
HTML/CSS
Application Support
SQL Troubleshooting
Log Analysis
Root Cause Analysis
Incident Management
Release Support
Telecom BSS

Visa sponsorship

Not detected in the job text

Keywords

Java
J2EE
JavaScript
Boomi Integration Platform
Remedy
SQL Server
Relational Databases
Tomcat Application Server
HTML/CSS
Web Application Architecture
Telecom BSS
L3 Support
Application Support
Integration Flows
Data Synchronization
SQL Troubleshooting
Log Analysis
Debugging
Version Control Systems
Incident Management
Root Cause Analysis
Release Support

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