Astra North Infoteck Inc.

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Added 1 day ago
Senior Java Application Support Engineer – Java, Spring, SOAP, SSL/TLS & Production Support
Astra North Infoteck Inc.
Toronto, ON
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Astra North Infoteck Inc.

Senior Java Application Support Engineer – Java, Spring, SOAP, SSL/TLS & Production Support

Toronto, ON, Canada

Apply on astra-north.zohorecruit.ca About employer

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Job details

Experience: Minimum 12+ years of hands-on experience in enterprise application development and production application support.
Posting language: English
Posted: Jul 17, 2026

Original job description

Senior Java Application Support Engineer – Java, Spring, SOAP, SSL/TLS & Production Support

Required Skills

Minimum 12+ years of hands-on experience in enterprise application development and production application support.

Strong experience supporting mission-critical systems in complex enterprise environments.

Security & SSL/TLS

In-depth knowledge of SSL/TLS concepts.

Hands-on experience with:

Server, Client, and CA Certificates

Keystores and Truststores

SSL configuration and troubleshooting in enterprise applications

Java & Framework Expertise

Strong hands-on experience with Java 8 and Java 17.

Solid working knowledge of the Spring Framework (legacy applications).

Proven ability to debug, enhance, and optimize legacy Java codebases.

Service Technologies

Strong expertise in SOAP Web Services.

Deep understanding of RESTful services, including:

Legacy REST implementations using JAX-RS/Jersey

Modern REST service development approaches

Good understanding of:

Service design

System integration

Backward compatibility

Application Support & Batch Processing

Strong experience providing production application support.

Expertise in:

Production support processes

Incident triage

Root cause analysis

Issue resolution

End-to-end operational ownership of applications

Experience supporting batch-intensive environments, including:

Job scheduling

Job monitoring

Batch troubleshooting

Supporting high-volume batch jobs

Hands-on experience executing and troubleshooting:

Shell scripts

Database procedures

SQL queries

Database Skills

Strong knowledge of SQL and core database concepts.

Proven experience with:

Executing stored procedures

Fine-tuning stored procedures

Optimizing complex SQL queries

Database performance troubleshooting

Unix / Linux & Scripting

Strong hands-on experience with Unix/Linux environments.

Experience with shell scripting for automation, troubleshooting, and production support.

Apply on astra-north.zohorecruit.ca About employer

More about this job

Responsibilities

The Senior Java Application Support Engineer at Astra North Infoteck will keep live enterprise applications running, resolve production incidents, and manage batch jobs. They will also debug and improve legacy Java code, including SOAP and REST services.

Requirements

Candidates need 12+ years of enterprise Java development and production support experience. They must know SSL/TLS certificates and keystores, Java 8 and 17, Spring, SOAP, REST, SQL, stored procedures, and Unix/Linux shell scripting.

Skills

Java
Java 8
Java 17
Spring Framework
SOAP
RESTful services
JAX-RS
Jersey
SSL/TLS
Server certificates
Client certificates
CA certificates
Keystores
Truststores
SQL
Stored procedures
SQL query optimization
Database performance tuning
Unix
Linux
Shell scripting
Batch job scheduling
Batch monitoring
Batch troubleshooting
Production support

Keywords

Java
Java 8
Java 17
Spring Framework
SOAP web services
REST
JAX-RS
Jersey
SSL/TLS
keystore
truststore
certificates
production support
application support
incident management
root cause analysis
batch processing
job scheduling
SQL
stored procedures

Seniority

Senior

Tools

Java
Spring
SOAP
Jersey
JAX-RS
Unix
Linux
SQL

Languages

English

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