Senior Software Developer, Infrastructure in Calgary, Alberta at atVenu

Senior Software Developer, Infrastructure – Job Description

Reports To: Development Manager, Engineering & Security

Location: Ideally in the Calgary area; can be remote/hybrid

About the Job:
atVenu is growing! To keep pace with industry standards and our customer needs, we need a Senior Software Developer, Infrastructure to join our expanding development team. atVenu Senior Developers are domain experts who take ownership of technical design for complex, high-impact projects. The successful candidate will have deep expertise in Ruby on Rails, strong architectural judgment, the ability to design scalable, maintainable, secure systems.
AI fluency is a strong asset. We are looking for someone who tries to keep current with emerging AI technologies, techniques, and practical implementation strategies for software engineering, and can participate in guiding the organization toward AI-forward thinking.

Our Tech Stack:

• Front End: React Native, React, JavaScript
• Backend: Ruby, Rails, GraphQL, PostgreSQL, Redis, CouchDb
• Cloud Platform: AWS
• Tools: GitHub, Sidekiq

What You’ll Do

• Independently deliver high-impact projects while collaborating with senior staff for validation, testing, and mentorship of junior staff.
• Own the technical design and architectural direction of complex initiatives.
• Architect scalable, reliable services using established design patterns and best practices.
• Help work on reducing technical debt and refactoring legacy code into modern, maintainable standards.
• Anticipate future use cases and make design decisions that minimize the cost of change.
• Serve as a go-to expert and problem solver within your domain.
• Mentor team members in software development best practices and collaborative workflows.
• Participate in architecture reviews and contribute thoughtful feedback across teams.
• Step into technical leadership when required and support cross-functional collaboration.

What You’ll Bring

• 8+ years of full-stack development experience, including 5+ years working with Ruby on Rails (JavaScript/React considered a bonus).
• Strong fullstack background, with demonstrated excellence in code reviews, debugging, and resolving complex technical issues.
• In-depth experience with Docker containers and AWS infrastructure.
• Practical knowledge of AI development, including:
  • Rapid evaluation and adoption of emerging AI technologies
  • Techniques for agent configuration to help ensure reliable outcomes
  • Integrating AI into the software development lifecycle responsibly and effectively
• Proven mentorship skills with a collaborative, lead-by-example mindset.
• Strong cross-team communication skills with proven ability to constructively manage technical conflict.
• Ability to think strategically while delivering pragmatically.