Sr. AI Java Developer

Vibehackers; Toronto; On-site; CAD 112,914 - 183,485; Full time

Job summary

Vibehackers in Downtown Toronto seeks a Senior AI Java Developer to design, build, and integrate AI-powered enterprise applications using Java, Spring, and microservices.

You will work on LLM integration, Generative AI, cloud AI services, and AI-assisted development workflows, maintaining production-grade standards and collaborating with analysts, architects, UX, and DevOps.

Hybrid role with on-site cadence and strong emphasis on performance, security, cost, and observability.

Qualifications

• Bachelor’s degree in Computer Science or related field.
• 3-8+ years of Java development experience.
• 2+ years working on AI/GenAI solutions preferred.
• Strong knowledge of software architecture and distributed systems.
• Excellent analytical and communication skills.

Responsibilities

• Design, develop, and deploy AI-powered enterprise applications using Java.
• Build intelligent applications utilizing Generative AI and LLMs.
• Use AI-assisted development tools to accelerate development while ensuring code quality, security, and maintainability.
• Integrate AI capabilities with enterprise systems through REST APIs and microservices.
• Develop backend services using Spring Boot and Spring AI.
• Implement prompt engineering, AI orchestration, and agent-based workflows.
• Build scalable APIs to consume OpenAI, Azure OpenAI, Google Vertex AI, AWS Bedrock, or similar platforms.
• Collaborate with business analysts, architects, UX teams, and DevOps engineers.
• Optimize AI application performance, scalability, security, and cost.
• Participate in code reviews, testing, and CI/CD implementation.
• Stay current with emerging AI technologies and recommend improvements.

Skills

REST APIs

Microservices

CI/CD

Prompt Engineering

AI Agents

Distributed Systems

Software Architecture

Analytical Skills

Communication

Education

Bachelor’s degree in Computer Science or related field

Tools

Hibernate/JPA

Maven/Gradle

Terraform

GitHub Actions

Jenkins

OpenAI APIs

Azure OpenAI

AWS Bedrock

Job description

Explicitly requires vibe coding skills — mentions AI-assisted development workflows and AI coding assistants.

About the Role

Senior AI Java Developer to design and build AI-powered enterprise applications using Java, Spring, and modern microservices architectures. The hybrid role (downtown Toronto) emphasizes integration of LLMs, Generative AI, cloud AI services, and AI-assisted development workflows while maintaining production-grade engineering standards.

Job Description

Role

We are seeking a Senior AI Java Developer to design, develop, and integrate AI-powered enterprise applications. The role focuses on leveraging Large Language Models (LLMs), Generative AI frameworks, and cloud AI services while building scalable Java-based microservices and backend services.

Key Responsibilities

• Design, develop, and deploy AI-powered enterprise applications using Java.
• Build intelligent applications utilizing Generative AI and LLMs.
• Use AI-assisted development tools (AI coding assistants and code generation agents) to accelerate development while ensuring code quality, security, and maintainability.
• Integrate AI capabilities with enterprise systems through REST APIs and microservices.
• Develop backend services using Spring Boot and Spring AI.
• Implement prompt engineering, AI orchestration, and agent-based workflows.
• Build scalable APIs to consume OpenAI, Azure OpenAI, Google Vertex AI, AWS Bedrock, or similar platforms.
• Collaborate with business analysts, architects, UX teams, and DevOps engineers.
• Optimize AI application performance, scalability, security, and cost.
• Participate in code reviews, testing, and CI/CD implementation.
• Stay current with emerging AI technologies and recommend improvements.

Requirements

Must have / Core technical skills

• Hibernate / JPA
• REST APIs, Microservices
• Maven or Gradle
• Experience with LLMs, Generative AI, Prompt Engineering, AI Agents
• Experience with OpenAI / Azure OpenAI APIs
• CI/CD and automation: GitHub Actions or Jenkins; Terraform preferred

Qualifications

• Bachelor’s degree in Computer Science or related field
• 3-8+ years of Java development experience
• 2+ years working on AI/GenAI solutions preferred
• Strong knowledge of software architecture and distributed systems
• Excellent analytical and communication skills

Preferred / Nice-to-have

• Kafka / event streaming
• Elasticsearch
• AWS Bedrock
• Observability tools: Grafana, Prometheus
• Experience with Git and Agile/Scrum methodologies
• Understanding of AI governance, responsible AI, data privacy, model monitoring, AI observability
• CI/CD pipelines and DevSecOps practices
• Familiarity with enterprise integration patterns and API management

Location & Schedule

• Hybrid: must be in downtown Toronto and/or client office a minimum of 4 days per week (subject to change).

Skills

Software Architecture Distributed Systems System Design Prompt Engineering AI-assisted Development Analytical Skills Communication Collaboration CI/CD DevOps DevSecOps practices Performance Optimization Scalability Observability Agent-based Workflows

Experience Level

Senior

USD 80,000 - 130,000/year

Employment Type

Full-time

• Hybrid - downtown Toronto (minimum 4 days/week)