Java Developer

VLink Inc; Calgary; On-site; CAD 80,000 - 110,000; Full time

Job summary

A technology solutions provider is seeking a Senior Java Developer in Calgary, AB. The successful candidate will design and implement Java-based solutions, ranging from mobile applications to database programming. Responsibilities include developing high-volume applications, improving existing systems, and collaborating with teammates. Proficiency in Java, OOP patterns, and familiarity with design patterns are required. This role is strictly onsite for at least three days a week.

Responsibilities

• Design and develop high-volume, low-latency applications for critical systems.
• Contribute to all phases of the development lifecycle.
• Improve existing systems by adding new features.
• Monitor performance and implement innovative solutions.
• Collaborate with team members to build secure and quality products.
• Perform regular checks to maintain software quality.
• Deploy new features into the production environment.

Skills

Proficiency in Java

OOP Patterns and Concepts

Design and Architectural Patterns

Reusable Java Libraries

Java Concurrency Patterns

MVC, JDBC, RESTful Services

Java GUI Frameworks

Clean and Readable Code

Class Loading Mechanism

External and Embedded Databases

Database Design Principles

JVM Knowledge

Automated Testing

Versioning Tools (e.g., Git)

Building Tools (Ant, Maven, Gradle)

Job description

Location – Calgary, AB (Mandate 3 days onsite)

We are looking for a highly skilled Senior Java Developer to join our company. In this role, candidate will design, create, and implement various Java-based solutions for the business that will range from mobile applications to database programming.

The Role

Responsibilities:

• Designing and developing high-volume, low-latency applications for mission-critical systems and delivering high-availability and performance
• Contributing in all phases of the development lifecycle
• Improve existing systems by adding new features in line with business specifications
• Monitor performance and implement innovative solutions to improve the overall system
• Collaborate with peers and team members to build scalable, secure, and quality products
• Perform regular checks and follow best practices to develop, deploy, and maintain software
• Deployment of new features and products into the production environment

Required Skills and Experience:

• Proficiency in Java, with a good understanding of its ecosystems
• Sound knowledge of OOPS Patterns and Concepts
• Familiarity with different design and architectural patterns
• Skill for writing reusable Java libraries
• Knowhow of Java concurrency patterns
• Basic Understanding of the concepts of MVC (Model-View-Controller) Pattern, JDBC (Java Database Connectivity), and RESTful web services
• Relevant Knowledge of Java GUI frameworks like Swing, SWT, AWT according to project requirements
• Ability to write clean, readable Java code
• Basic knowhow of class loading mechanism in Java
• Experience in handling external and embedded databases
• Understanding basic design principles behind a scalable application
• Skilled at creating database schemas that characterize and support business processes
• Basic knowledge of JVM (Java Virtual Machine), its drawbacks, weaknesses, and workarounds
• Implementing automated testing platforms and unit tests
• In-depth knowledge of code versioning tools, for instance, Git
• Understanding of building tools like Ant, Maven, Gradle, etc