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Astra North Infoteck Inc.
Senior Java Backend Developer – AI IntegrationAstra North Infoteck Inc. • Toronto, ON, ca
Senior Java Backend Developer – AI Integration

Senior Java Backend Developer – AI Integration

Astra North Infoteck Inc. • Toronto, ON, ca
23 days ago
Job type
  • Full-time
Job description

Role

Java Backend Developer (JAVA + AI)

Location

Toronto, ON – Hybrid (4 Days WFO)

Duration

6–12 Months

Key Responsibilities
  • Design, develop, and maintain high performance backend services using Java (17+), Spring Boot, and Microservices architecture.
  • Build and expose RESTful and event driven APIs supporting enterprise scale applications.
  • Integrate Generative AI / LLM capabilities (e.g., text generation, summarization, Q&A, classification) into backend workflows.
  • Design, test, and optimize prompts and prompt orchestration strategies to ensure accuracy, determinism, and performance.
  • Develop AI aware backend components such as:
    • Prompt templates and prompt pipelines
    • Retrieval Augmented Generation (RAG) services
    • AI inference orchestration layers
  • Implement secure API integrations with AI platforms and internal data sources, ensuring compliance with enterprise security standards.
  • Apply prompt versioning, evaluation, and monitoring techniques to improve AI output quality over time.
  • Ensure non functional requirements: scalability, resiliency, performance, and observability.
  • Contribute to CI/CD pipelines, containerization, and cloud native deployments.
  • Participate in code reviews, architecture discussions, and technical design decisions.
  • Support production systems and troubleshoot complex backend or AI integration issues.
Required Technical Skills

Core Backend Engineering

  • 5+ years of strong hands on experience in Java backend development.
  • Expertise in Java 11/17+, Spring Boot, Spring MVC, Spring Security.
  • Solid experience in Microservices, REST APIs, and API design (OpenAPI/Swagger).
  • Experience with containers and cloud platforms (Docker, Kubernetes, OpenShift, Azure/AWS).
  • Strong knowledge of SQL and NoSQL databases (e.g., DB2, PostgreSQL, MongoDB).
  • Experience in CI/CD, DevOps practices, and automated testing.

AI & Prompt Engineering

  • Hands on experience integrating Large Language Models (LLMs) into backend systems.
  • Strong understanding of prompt engineering techniques, including:
    • Zero shot, few shot, and chain of thought prompting
    • Prompt templates and dynamic prompt generation
    • Guardrails, validation, and hallucination reduction
  • Experience building RAG based solutions using vector stores and embeddings.
  • Familiarity with AI orchestration frameworks or SDKs (enterprise or open source).
  • Ability to evaluate prompt and model responses for quality, bias, and consistency.

Security & Compliance

  • Experience implementing OAuth2.0, JWT, SSL/TLS, and secure API patterns.
  • Awareness of data privacy, PII handling, and AI governance in regulated environments (BFSI preferred).


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Senior Java Backend Developer – AI Integration • Toronto, ON, ca

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