Java Developer

KTek Resourcing LLC; Calgary; On-site; CAD 120,000 - 180,000; Full time

Job summary

KTek Resourcing LLC is seeking a talented Java Full Stack Developer with 10+ years of overall experience, including 3-7 years in full-stack development. The role focuses on Java, Spring Boot, Microservices, and modern front-end frameworks like React or Angular to build scalable, high-performance applications.

You will design and implement RESTful APIs, integrate with data stores, contribute to CI/CD pipelines, and participate in Agile practices while delivering reliable software and clean,

Qualifications

• 10+ years of overall experience in software development.
• 3–7 years in full-stack application development.
• Hands-on with Java 8+, Spring Boot and Microservices.
• Experience building front-end apps with React.js or Angular.
• Strong REST APIs, JSON, and web services knowledge.
• Kafka for event-driven architectures.
• Solid OOP principles and design patterns.
• Experience with SQL-based databases and database design.
• Git, Maven/Gradle, and CI/CD tools.
• Experience in Agile/Scrum environments.

Responsibilities

• Design, develop, and maintain enterprise-grade applications using Java, Spring Boot, and Microservices.
• Develop front-end applications with React.js or Angular.
• Build & consume RESTful APIs and integrate with front-end.
• Implement event-driven solutions using Apache Kafka.
• Collaborate with stakeholders to gather requirements and deliver solutions.
• Participate in code reviews, testing, and deployment.
• Troubleshoot production issues and ensure performance.
• Contribute to CI/CD pipelines and Agile processes.
• Write clean, well-documented code following best practices.

Skills

Java 8+

Spring Boot

Microservices

React/Angular

REST APIs

Kafka

OOP & Design

Databases

Git & CI/CD

Agile/Scrum

Job description

We are looking for a talented 10+ years of Java Full Stack Developer with strong experience in Java Spring Boot, Microservices, React/Angular, and Kafka to join our growing team. The ideal candidate will be responsible for developing scalable, high-performance applications, building responsive user interfaces, and contributing to the design and implementation of modern distributed systems.

Key Responsibilities:

• Design, develop, and maintain enterprise-grade applications using Java, Spring Boot, and Microservices architecture.
• Develop responsive and user-friendly front-end applications using React.js or Angular.
• Build and consume RESTful APIs and integrate them with front-end applications.
• Design and implement event-driven solutions using Apache Kafka.
• Collaborate with business stakeholders, architects, and development teams to gather requirements and deliver high-quality solutions.
• Participate in application design, code reviews, testing, and deployment activities.
• Troubleshoot and resolve production issues while ensuring application performance and reliability.
• Contribute to CI/CD pipelines and follow Agile development methodologies.
• Write clean, maintainable, and well-documented code following industry best practices.

Required Skills:

• 10+ years of over all experience and 3-7 ears in full-stack application development.
• Strong hands-on experience with Java 8+, Spring Boot, and Microservices.
• Experience developing modern web applications using React.js or Angular.
• Strong understanding of REST APIs, JSON, and web services.
• Hands-on experience with Apache Kafka and event-driven architecture.
• Strong knowledge of Object-Oriented Programming (OOP) principles and design patterns.
• Experience with relational databases such as SQL Server, PostgreSQL, Oracle, or DB2.
• Proficiency with Git, Maven/Gradle, and CI/CD tools.
• Experience working in Agile/Scrum environments.
• Strong analytical, troubleshooting, and communication skills.

Preferred Skills:

• Experience with cloud platforms such as AWS, Azure, or GCP.
• Knowledge of containerization technologies such as Docker and Kubernetes.
• Experience with unit testing frameworks such as JUnit and Mockito.
• Familiarity with monitoring and logging tools.
• Exposure to DevOps practices and infrastructure automation.