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Full Stack Developer (JAVA + Springboot + Angular + AI)freelance.ca • Toronto, Canada
Full Stack Developer (JAVA + Springboot + Angular + AI)

Full Stack Developer (JAVA + Springboot + Angular + AI)

freelance.ca • Toronto, Canada
30+ days ago
Job type
  • Full-time
Job description
Role: Full Stack Developer (JAVA +Springboot+ Angular + AI)
Location : Toronto, ON - Hybrid (4 Days WFO)

Role Descriptions:

• Key Responsibilities Design| develop| and maintain high performance backend services using Java (17+)| Spring Boot| and Micro services 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 nonfunctional 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 Engineering5+ years of strong hands on experience in Java backend development.

• Expertise in Java 11/17+| Spring Boot| Spring MVC| Spring Security.

• Solid experience in Micro services| REST APIs| and API design (OpenAPI/Swagger).Experience with containers and cloud platforms (Docker| Kubernetes| Open Shift| 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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Full Stack Developer (JAVA + Springboot + Angular + AI) • Toronto, Canada

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