Job Title: Core Java Developer Focus: Low-level logic, performance, and multithreading.

The Role: You will be the architect of our internal systems, focusing on data processing, concurrency, and high-performance computing.

This isn''t about making things look pretty; it''s about making things work fast and reliably.

Key Responsibilities: Design and develop high-volume, low-latency applications.

Optimize memory management, garbage collection, and JVM tuning.

Maintain robust multithreading and concurrency patterns.

Technical Stack: Java 11/17+, Data Structures & Algorithms, Multithreading, JVM Internals, JDBC, Maven/Gradle.

Job Title: Java Backend Developer Focus: API design, microservices, and database integration.

The Role: You are the engine room.

You''ll build the scalable APIs and services that power our platforms, ensuring seamless communication between the server and the front end.

Key Responsibilities: Build and maintain RESTful or GraphQL APIs.

Implement microservices architectures using Spring Boot.

Manage database interactions, migrations, and query optimization.

Technical Stack: Spring Boot, Spring Cloud, Hibernate/JPA, SQL/NoSQL (PostgreSQL, MongoDB), Kafka/RabbitMQ, Docker.

Job Title: Java Frontend Developer Focus: UI/UX implementation using Java-based frameworks or modern JS.

Note: In up-to-date tech,



this usually means a developer who understands the Java ecosystem but specializes in the presentation layer (Thymeleaf, JSF, or Angular/React).

The Role: You bridge the gap between complex backend logic and a seamless user experience.

You''ll ensure that the data provided by our Java services is rendered beautifully and intuitively.

Key Responsibilities: Develop responsive user interfaces and interactive web components.

Integrate frontend views with Spring-based backend services.

Ensure cross-browser compatibility and UI performance.

Technical Stack: Java, Thymeleaf/JSF, Java

Script/Type

Script, React or Angular, CSS3/SASS, HTML5.

Job Title: Full Stack Java Developer Focus: End-to-end delivery and ''big picture '' development.

The Role: You are a generalist who can take a feature from a napkin sketch to a live production environment.

You''re equally comfortable debugging a CSS issue as you are optimizing a SQL join.

Key Responsibilities: Lead the development of end-to-end features from UI to Database.

Maintain CI/CD pipelines and cloud deployments.

Collaborate with stakeholders to translate business needs into technical solutions.

Technical Stack: The ''Whole Box '' Java, Spring Boot, React/Angular, SQL, AWS/Azure, Jenkins/Git

Lab CI.

📌 Java Developer (Montreal)
🏢 Macpower Digital Assets Edge Private
📍 Montreal