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Added 2 months ago
Sr. Software Engineer, Auth Tech
eBay
Remote, Canada
Full-time · Remote
…through cloud-native best practices. You will work closely with product managers, cross-functional engineering teams, and DevOps to deliver robust, scalable solutions on Google Cloud…
Added 3 months ago
Full Stack Developer
Magna International
Brampton, Ontario
Full-time
The Full Stack Developer will work with the IoT architect, technical product owner and a team of developers (Sr full stack, software, IoT, data science) to ensure the efficient and…
Added 27 days ago
Applied AI Backend Sr. Software Developer - Ottawa, ON
Trend Micro
Ottawa, ON
$105,000 to $130,000 CAD / year
Full-time
DevOps Culture: Strong experience with automated CI/CD pipelines and a "you build it, you run it" mindset toward reliability and monitoring.
Added 1 month ago
Sr Staff Software Engineer
Kaseya Careers
Toronto, ON
Working closely with cross-functional teams, you will leverage your expertise in Java, AWS, microservices, databases and expert usage of modern AI development tools to build robust…
Added 5 months ago
Sr Principal Developer
Aspen Technology
Montreal, Quebec
Full-time
AspenTech is looking for a talented and energetic Developer to join the Enterprise Operations Platform (EOP) organization. In this position, you will be a member of an Agile development…

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Tekgence Inc

Sr Java Backend Developer

Toronto, ON, Canada

Job type: Contract
Apply by: Oct 17, 2026
Posting language: English
Posted: Sep 17, 2026

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Original job description

Sr Java Backend Developer (10 + yrs exp)

Toronto, ON - Hybrid (4 Days WFO)

6-12 months

Role Descriptions: Key ResponsibilitiesDesign| develop| and maintain highperformance backend services using Java (17+)| Spring Boot| and Microservices architecture.Build and expose RESTful and eventdriven APIs supporting enterprisescale 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 AIaware backend components such as:Prompt templates and prompt pipelinesRetrievalAugmented Generation (RAG) servicesAI inference orchestration layersImplement 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 cloudnative deployments.Participate in code reviews| architecture discussions| and technical design decisions.Support production systems and troubleshoot complex backend or AIintegration issues.Required Technical SkillsCore Backend Engineering5+ years of strong handson 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 EngineeringHandson experience integrating Large Language Models (LLMs) into backend systems.Strong understanding of prompt engineering techniques| including:Zeroshot| fewshot| and chainofthought promptingPrompt templates and dynamic prompt generationGuardrails| validation| and hallucination reductionExperience building RAGbased solutions using vector stores and embeddings.Familiarity with AI orchestration frameworks or SDKs ( enterprise or opensource ).Ability to evaluate prompt and model responses for quality| bias| and consistency.Security & ComplianceExperience 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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More about this job

Responsibilities

Design, develop, and maintain high-performance backend services using Java, Spring Boot, and Microservices architecture. Integrate Generative AI and LLM capabilities into backend workflows while ensuring scalability, resiliency, and performance.

Requirements

Requires over 10 years of experience in Java backend development with expertise in Spring Boot and cloud-native deployments. Candidates must have hands-on experience integrating LLMs and building RAG-based solutions.

Skills

Java
Spring Boot
Microservices
REST APIs
Generative AI
LLM
Prompt Engineering
RAG
Docker
Kubernetes
Azure
AWS
SQL
NoSQL
CI/CD
OAuth2.0

Visa sponsorship

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Keywords

Java
Spring Boot
Microservices
RESTful APIs
Generative AI
LLM
Prompt Engineering
RAG
Docker
Kubernetes
OpenShift
Azure
AWS
SQL
NoSQL
DB2
PostgreSQL
MongoDB
CI/CD
DevOps
OAuth2.0
JWT
SSL/TLS
API Design
Backend Engineering
Cloud-native
Vector Stores
Embeddings
Prompt Orchestration
BFSI

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Jobs in Canada

Sr. Software Engineer, Auth Tech

Full Stack Developer

Applied AI Backend Sr. Software Developer - Ottawa, ON

Sr Staff Software Engineer

Sr Principal Developer