Job Requirements We are seeking a highly skilled Senior Java Engineer to design, develop, and maintain scalable, high-performance enterprise applications. The ideal candidate will have deep expertise in Java and modern backend / frontend technologies, a robust understanding of system design, and the ability to mentor junior engineers while collaborating with cross-functional teams.Key Responsibilities Design, develop, test, and maintain high-quality Java applications and servicesLead technical design discussions and contribute to architectural decisionsBuild and optimize RESTful APIs, microservices, and backend systemsEnsure application performance, scalability, reliability, and securityWrite clean, maintainable, and well-documented code following best practicesConduct code reviews and provide constructive feedback to team membersMentor junior engineers and support team knowledge sharingCollaborate with product managers, QA, Dev Ops, and other stakeholdersTroubleshoot complex technical issues in development and production environmentsParticipate in Agile/Scrum ceremonies and contribute to continuous improvementRequired Qualifications Bachelor's degree in Computer Science, Engineering,



or related field (or equivalent experience)7+ years of professional experience in software developmentStrong proficiency in Java (Java 17+)Experience with Spring / Spring BootSolid understanding of object-oriented design, design patterns, and SOLID principlesExperience building RESTful APIs and backend servicesStrong knowledge of SQL and relational databases (e.G., Postgre SQL, Oracle, My SQL)Familiarity with Git and modern CI/CD pipelinesExperience working in Agile development environmentsExcellent problem-solving, communication, and collaboration skillsPreferred Qualifications Experience with microservices architectureExposure to cloud platforms (AWS, Azure, or GCP)Experience with containers and orchestration (Docker, Kubernetes)Knowledge of message queues / streaming platforms (Kafka, Rabbit MQ)Familiarity with No SQL databases (Mongo DB, Dynamo DB, Cassandra)Understanding of security best practices and authentication (OAuth2, JWT)Experience supporting high-availability or mission-critical systemsWork Experience 1015years#J-18808-Ljbffr

📌 Java Developer (Mississauga)
🏢 Virtusa
📍 Mississauga