Lead Java and Spring Boot modernization in Downtown Toronto, working hybrid with four onsite days weekly on a six-month contract. Build resilient services.This Senior Full Stack Engineer role focuses approximately 80% on backend development and 20% on React enhancements. You will modernize a mission-critical Public Markets platform by decomposing its monolithic application into cloud-native microservices.

The work includes distributed systems, AWS deployment, architecture decisions, and collaboration with Capital Markets stakeholders.Key Responsibilities:

Refactor monolithic applications into microservices architecturesDesign and maintain Java Spring Boot backend servicesShape service boundaries and technical design decisionsDeploy cloud-native applications in AWSEnsure systems remain secure, scalable, and performantRequirements:

10+ years of enterprise Java development experienceAdvanced Spring Boot expertiseProven microservices architecture refactoring experienceDistributed high-performance systems development experienceStrong analytical, communication, and collaboration skillsApply senior Java, Spring Boot, microservices, and distributed systems expertise to modernize a Public Markets platform.

📌 Senior Java Microservices Engineer (Winnipeg)
🏢 Collabera
📍 Winnipeg