Senior Software Developer

Warner Bros Discovery Warner Bros Discovery · Media · Kanata, ON +1 · Technology

Senior Software Developer role focused on designing, building, and maintaining Java backend services using Spring Boot and AWS. Responsibilities include owning complex features, building event-driven systems, designing APIs, deploying and supporting services in AWS, participating in architectural discussions, code reviews, mentoring junior engineers, and participating in on-call rotations. Requires 5+ years of experience in Java backend development and Spring Boot, with hands-on AWS experience preferred.

What you'd actually do

  1. Design, build, and maintain Java backend services using Spring Boot
  2. Own delivery of complex backend features, from design through production support
  3. Build and evolve event-driven and asynchronous systems using AWS messaging services
  4. Design and maintain RESTful APIs, service integrations, and internal platform capabilities
  5. Leverage Amazon SNS, SQS, and DynamoDB to build resilient, scalable distributed systems

Skills

Required

  • Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience
  • 5+ years of professional experience developing backend applications in Java
  • 5+ years of hands-on experience building and operating services using Spring Boot (or similar Java frameworks)
  • Experience designing and operating service-oriented or microservice architectures in production
  • Strong working knowledge of SQL databases, including data modeling, query optimization, indexing, and transactional behavior
  • Proven ability to independently deliver complex backend features through design, implementation, and production support
  • Strong understanding of distributed systems, asynchronous processing, and backend engineering best practices
  • Experience working in agile, collaborative engineering teams

Nice to have

  • Amazon SNS (event publishing and fan-out)
  • Amazon SQS (queue-based and asynchronous workflows)
  • Amazon DynamoDB (NoSQL data modeling and access patterns)
  • Experience deploying, operating, and supporting applications across multiple AWS regions
  • Experience operating Spring Boot services in AWS production environments
  • Familiarity with CI/CD pipelines and cloud-native deployment practices
  • Experience supporting production services through on-call rotations
  • Familiarity with monitoring, logging, and alerting for distributed backend systems