OSEDEA

Senior Agentic AI Developer

OSEDEA
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10 hours ago
Montréal, CanadaSenior

Responsibilities

  • Design, develop, and deploy production-grade AI agents, agentic platforms, and workflows.
  • Architect systems integrating agentic harnesses, LLMs, tool calling, external APIs, enterprise data, and existing software applications.
  • Build orchestration workflows involving state management, context engineering, memory, and human-in-the-loop interactions.
  • Implement evaluation, testing, observability, monitoring, error handling, and security practices for agent reliability and performance.
  • Make architectural decisions balancing autonomy, predictability, scalability, cost, and maintainability.
  • Collaborate with clients and multidisciplinary teams to identify opportunities and translate business needs into practical AI solutions.
  • Own technical delivery from solution design and prototyping through deployment and continuous improvement.
  • Evaluate emerging models, frameworks, tools, standards, and development approaches.
  • Share knowledge, mentor colleagues, and improve the organization’s agentic AI development practices.

Requirements

  • At least 5 years of professional software architecture and development experience.
  • Hands-on experience building production-grade agentic systems and AI-powered applications beyond proof-of-concept stages.
  • Strong software development and architecture fundamentals, including system architecture, APIs, asynchronous processing, testing, and cloud deployment.
  • Ability to design end-to-end infrastructure covering storage, compute, identity, and policy management.
  • Understanding of agentic architectures, tool use, orchestration, context management, and retrieval-augmented generation.
  • Experience integrating agents, harnesses, or LLMs with external services, internal systems, enterprise data, and infrastructure.
  • Ability to evaluate AI system quality and reliability, troubleshoot complex behavior, and make technical trade-offs.
  • Proficiency with Python and modern backend development practices.
  • Experience with LLM APIs and SDKs, agent orchestration frameworks, harnesses, plugin design, context engineering, retrieval methods, tool integration, automated testing, agent evaluations, tracing, observability, and production deployment.
  • Experience with cloud services such as AWS, Azure, or Google Cloud.
  • Intermediate or conversational French is required.
  • Preferred qualifications include experience with software factories, multi-agent architectures, agent security, permission management, prompt-injection mitigation, human approval mechanisms, LangSmith or Langfuse, ETL pipelines, TypeScript or JavaScript, frontend frameworks, enterprise integrations, workflow automation, AI-assisted development, coding agents, technical consulting, or external-client solution delivery.

Benefits

  • Competitive salary and contribution to a pension plan (RRSP).
  • Flexible working hours and flexibility in how work is performed.
  • Ability to work from anywhere for up to 8 weeks.
  • Paid sabbatical.
  • Wellness and productivity spending account.
  • Parental program, activities, and training.
  • Hiring process includes a 20-minute introductory call, a 90-minute in-person interview, and an offer presentation.
OSEDEA

About OSEDEA

51-200 employees

Osedea is a Montreal-based software development and AI consultancy that builds custom web and mobile applications, data/BI platforms, machine-learning solutions, and robotics integrations for organizations. It offers end-to-end engagements—from opportunity discovery and rapid prototyping to deployment and scaling—on a project and consulting basis. Founded in 2011 and privately held, the company is headquartered in Montreal, Quebec.

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