- Salary
- C$80k – C$150k/yr
- Location
- Mississauga, Ontario
- Type
- Full-time
- Department
- IT
- Experience
- 5+ years
- Closing date
- Jan 14, 2026
- Source
- GoHire
Description
About the RoleWe are an innovative startup seeking a highly skilled and adaptable Senior Java Developer to join our dynamic team. In addition to developing robust and scalable software solutions, this role requires providing technical support to other departments. You will need to thrive in a fast-paced environment, handle high-pressure situations, and align with the tight schedules of a growing company.If you are a critical thinker, capable of designing and implementing complex systems, rapidly learning new technologies, and effectively collaborating across departments, we’d love to hear from you. Key ResponsibilitiesDesign, develop, and maintain high-quality Java applications.Provide technical support to various departments, ensuring smooth cross-departmental communication.Debug and resolve complex bugs efficiently, ensuring the system runs reliably.Write, review, and maintain comprehensive technical documentation.Conduct and optimize unit and integration testing to ensure robust software quality.Quickly onboard existing projects or tasks, ensuring seamless transition and continuity.Stay updated with new tools, technologies, and best practices, adapting to evolving technical landscapes.QualificationsEducation: Bachelor’s degree or higher in Computer Science or related field.Experience: 5+ years of professional experience in Java development.Programming Skills:Strong expertise in Java programming, including proficiency with generics and lambda expressions.Mastery of object-oriented programming principles and design patterns.Advanced knowledge of multi-threading and concurrent programming.Strong ability to read, analyze, and work with existing source code.Database: Expert knowledge of SQL and MySQL.Technologies:Proficiency in Redis and its various use cases.In-depth understanding of AWS services.Deep knowledge of Docker and Kubernetes.Frameworks: Expertise in Spring Boot, Spring MVC, and Spring WebFlux.Testing: Skilled in implementing unit tests and integration tests to maintain code quality.Preferred SkillsExperience in a startup environment or a high-pressure, fast-paced workplace.Familiarity with debugging tools and techniques.Demonstrated ability to take ownership of complex projects and drive them to completion.
