Lead Java Backend Architect – Spring Boot & AWS

Lead Java Architect (Mid level)

Toronto - Hybrid

Hands on coding, need to clear coding test.

Key Responsibilities

Lead the design and development of robust, scalable, and maintainable backend systems, ensuring adherence to high and basic design principles
Lead database architecture and optimization efforts, with a focus on performance and data integrity

Qualifications

Previous experience working with U.S.-based banking clients, preferably within large financial institutions
Strong hands‑on experience in migrating monolithic applications to microservices architecture
Extensive experience with cloud platforms, with a strong preference for AWS
Solid expertise in CI/CD pipelines and DevOps practices
Experience working in an onshore–offshore delivery model, with the ability to lead and drive offshore teams
Flexible to work extended hours or overlap with offshore teams as required
Minimum of 10 years of experience in Java development, with a strong focus on Spring Boot and backend architecture
Strong understanding of cloud architectures, preferably with relevant certification (AWS).
Expert knowledge of both SQL and NoSQL databases
Proven track record in designing and implementing complex system integrations
Strong background in test‑driven development and automated testing frameworks

Responsibilities

Collaborate with cross‑functional teams to design and implement integration solutions, ensuring seamless data flow across systems
Apply SRE principles to enhance system reliability, performance, and availability
Utilize container technologies such as Docker, Kubernetes, and OpenShift to streamline deployment and orchestration of applications
Leverage Spring Boot to develop microservices and backend applications, applying best practices and design patterns
Design and implement RESTful APIs, ensuring high performance and responsiveness to requests
Guide the creation of responsive and intuitive user interfaces using modern JavaScript frameworks, with a focus on React
Write unit and integration tests using JUnit, Mockito, or PowerMock, and ensure adherence to quality and security standards using tools like Sonar, Fortify, and Web Inspect
Produce comprehensive documentation for each microservice, detailing architecture, design decisions, and implementation guidelines
Participate in Agile development processes, contributing to sprint planning, reviews, and retrospectives
Proactively identify and resolve bugs and performance issues in a timely manner
Engage in database design and optimization for integration systems, ensuring efficient data management and retrieval