Horizon Software International, LLC

Senior Software Developer – Agentic Application Development

Horizon Software International, LLC

full-time

Posted on:

Origin:  • 🇨🇦 Canada

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Salary

💰 CA$100,000 - CA$130,000 per year

Job Level

Senior

Tech Stack

AWSAzureCloudDistributed SystemsGoGoogle Cloud PlatformJavaKafkaKubernetesPythonTypeScript

About the role

  • Architect, build, and maintain applications that integrate autonomous agents and LLMs into end-to-end workflows
  • Design APIs, services, and event-driven components that allow agents to interact with systems, data, and users
  • Ensure applications are resilient, secure, and adaptable in production environments
  • Pilot and integrate agent frameworks, orchestration layers, and multi-agent systems
  • Automate repetitive tasks including code generation, testing, monitoring, and documentation
  • Define and codify best practices for designing, deploying, and monitoring agentic workflows
  • Coach peers on prompt engineering, guardrails, and safe deployment of autonomous agents
  • Establish patterns for observability, safety, and human-in-the-loop validation
  • Conduct architecture reviews and mentor other developers in building AI-powered systems
  • Deliver high-quality applications optimized for scalability, cost efficiency, reliability, security, and performance
  • Own the lifecycle from prototyping to production deployment

Requirements

  • 5+ years of experience building and shipping production software systems
  • Strong background in designing APIs, distributed systems, and event-driven architectures
  • Proficiency in at least one statically typed language (Go, Java, C#)
  • Proficiency in at least one scripting language (Python, TypeScript, Bash)
  • Hands-on experience with cloud platforms (AWS, GCP, or Azure)
  • Experience with container orchestration (Kubernetes)
  • Demonstrated use of AI/LLM tooling in professional or side projects
  • Curiosity and creativity in exploring agentic workflows and autonomous development approaches
  • Strong communication skills and ability to collaborate across remote-first teams
  • Preferred: experience with multi-agent frameworks, orchestration tools, or AI-powered application platforms
  • Preferred: knowledge of service-mesh, observability tooling, and policy-as-code
  • Preferred: familiarity with event-driven systems (Kafka, NATS) and domain-driven design
  • Preferred: exposure to safety, ethics, and compliance considerations in AI systems
  • Must be able to work remotely within the United States or Canada with workday overlap from Pacific to Eastern time zones