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Application Developer (On-Premises to Cloud) Job Summary We’re looking for a seasoned

Senior Application Developer

to help modernize our application portfolio by migrating on-premises systems—both legacy and modern—to the cloud (GCP). In this role, you’ll refactor application code for cloud compatibility, update connectivity for cloud-hosted databases, and ensure applications perform reliably post-migration. This is a key role in our digital transformation journey. Key Responsibilities · Analyze existing on-premises applications to understand their architecture, dependencies, and migration requirements. · Develop and implement migration strategies and plans for various applications. · Collaborate closely with infrastructure, database, and security teams to ensure a smooth and secure migration process. · Conduct thorough testing of migrated applications in the cloud environment to ensure functionality, performance, and data integrity. · Troubleshoot and resolve any issues that arise during the migration process. · Document the migration process, configurations, and any changes made to the applications. ·

Strong problem-solving

and analytical skills. · Excellent communication and collaboration skills. · Ability to work independently and as part of a team. · Expert to use AI development tools ( copilot, Cline, Cursor, etc.) for reverse engineering. Application Migration & Refactoring · Analyze existing applications to understand architecture, dependencies, and migration requirements. · Refactor or rewrite code in (Java, Node.js, Angular) to align with cloud-native patterns.



· Update application configuration files and connection strings to integrate with the current cloud-based database (e.g., updating JDBC URLs, connection parameters). · Ensure secure and reliable connectivity using IAM roles, TLS, VPC configurations, etc. · Collaborate with DB and infrastructure teams to validate integration and performance. Testing & Validation · Conduct unit, integration, and performance testing in the cloud environment. · Diagnose and resolve issues related to connectivity, latency, or timeouts. · Document migration steps, architectural changes, and configurations. · Align efforts with DevOps, security, and infrastructure best practices. Required Skills ·

5+ years

in application development and/or modernization projects. · Strong experience in

at least one

of the following tech stacks: Legacy:

Java (JDK 5+, Struts, Spring), .NET · Familiarity with cloud platforms:

AWS, Azure, or GCP · Deep understanding of

database connectivity

(JDBC, ODBC, ORM frameworks like Hibernate) · Working knowledge of DevOps practices (CI/CD pipelines like Jenkins/GitHub Actions) · Understanding of cloud

security : IAM, VPCs, encryption protocols Nice-to-Have · Cloud certifications (e.g., AWS Certified Developer, Azure Associate) · Experience with Infrastructure as Code (Terraform, CloudFormation) · Past experience modernizing mainframe or legacy systems to the cloud Seniority level

Seniority level Mid-Senior level Employment type

Employment type Contract Job function

Job function Quality Assurance Industries IT Services and IT Consulting Referrals increase your chances of interviewing at TELUS Digital by 2x Alberta, Canada CA$100,000.00-CA$150,000.00 1 day ago Canada CA$69,100.00-CA$129,200.00 2 weeks ago We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.

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Apply on Kit Job: kitjob.ca/job/2g9g0d

📌 Application Developer (Toronto)
🏢 TELUS Digital
📍 Toronto