Senior Software Engineer

Calabrio, Inc.

full-time

Posted on: 9/24/2025

Origin: • 🇨🇦 Canada

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Senior

AWSAzureCloudDynamoDBGoogle Cloud PlatformJavaJavaScriptPostgresPythonReactSDLCSQL

About the role

Develop a large scale, mission-critical SaaS application serving millions of users
Build and maintain back-end services, data pipelines and front-end applications
Work with relational and non-relational databases to ensure efficient data storage and retrieval
Build and consume REST APIs to facilitate communication between front-end and back-end systems
Serve as technical lead on projects: propose solutions, write specifications, support junior team members
Collaborate with designers, QA, project managers and DevOps engineers to deliver software
Participate in and occasionally lead Agile ceremonies to ensure timely delivery
Troubleshoot, debug and optimize existing applications to enhance reliability and performance
Stay updated with latest technologies and best practices
Participate in team on-call rotation to support production environments

5+ years of professional experience in software development, preferably in enterprise SaaS environments
Proficiency in Python, Java, SQL, React and JavaScript
Strong, in-depth experience with AI coding assistants such as GitHub Copilot, Cursor and Windsurf
Experience with relational databases (SQL, PostgreSQL) and non-relational databases (DynamoDB, OpenSearch)
Strong ability to develop and consume REST APIs
Adaptable with ability to switch technical stacks and domains
Experience with cloud computing environments such as AWS (preferred), GCP and/or Azure
Adept at troubleshooting complex systems in large scale, distributed enterprise software environments
Strong familiarity with the software development life cycle (SDLC) and Agile methodology
Ability to work collaboratively in a team environment and communicate effectively
Must be located in Ontario or British Columbia (Canada)