Tech Lead

4 weeks ago

Toronto Montreal Calgary Vancouver Edmonton Old Toronto Ottawa Mississauga Quebec Winnipeg Halifax Saskatoon Burnaby Hamilton Halton Hills Victoria Surrey London Regina Markham Brampton Vaughan Kelowna Laval Southwestern Ontario W, Canada United Software Group Inc. - Canada Full time

Sr. Tech LeadLocation : Halifax, NS (Permanent remote from anywhere in Canada)12 Months ContractJob Description:We are seeking a highly experienced Senior Middleware Engineer with expertise in upgrading middleware platforms, specifically Apache Tomcat (to version 10.0) and JBoss EAP (to version 8). The ideal candidate will possess in-depth knowledge of middleware, Java application development, and the associated ecosystem. This role will involve leading the planning, execution, and validation of the upgrade process while ensuring minimal impact on existing applications and infrastructure.The engineer must also have the capability to analyze and refactor Java applications as needed, particularly for compatibility with Jakarta EE 9 standards.Middleware Expertise7+ years of experience in middleware engineering, including administration and upgrades.Proven expertise in upgrading Apache Tomcat (preferably to 10.0) and JBoss EAP (preferably to version 8).Strong knowledge of Java-based middleware technologies, including Java Servlet, JSP, and Web Socket specifications.Java Development SkillsAdvanced proficiency in Java SE and Java EE/Jakarta EE frameworks.In-depth knowledge of:Java Servlets, JSP, and other web technologies.Transitioning from javax.* to jakarta.* namespaces in enterprise applications.Hands-on experience with Java build tools such as Maven and Gradle for dependency and build management.Debugging and resolving Java application issues during middleware upgrades.Familiarity with enterprise frameworks like Spring, Hibernate, or JPA.System Administration and InfrastructureProficiency in Linux server environments, including system configuration and troubleshooting.Strong experience with shell scripting for automation of middleware tasks.Expertise in configuring SSL/TLS, clustering, and load balancing for middleware platforms.Testing and MonitoringExperience with middleware and application testing, including Functional, regression, and load testing.Tools like JUnit, Selenium, or performance testing tools (e.g., JMeter).Familiarity with monitoring and logging tools such as ELK Stack, Prometheus, Grafana, or Dynatrace.Preferred QualificationsCertification in Apache Tomcat or Red Hat JBoss Middleware.Experience with CI/CD pipelines and tools like Jenkins, GitLab, or Ansible.Knowledge of containerization technologies like Docker or orchestration platforms like Kubernetes.Exposure to cloud platforms (e.g., AWS, Azure, GCP) for middleware hosting. #J-18808-Ljbffr

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