Java React developer

Mississauga, ON
Permanent
Full-time

28 days ago

We are seeking an accomplished Senior Lead Engineer with deep expertise in Java, React, and modern cloud-native development to join our high‑performing engineering organization. This role blends hands-on technical leadership, architectural ownership, and team mentorship, making it ideal for a seasoned engineer who thrives in complex, fast-paced environments.As a Senior Lead Engineer, you will be responsible for driving the end‑to‑end design, development, and delivery of scalable, high‑performance enterprise applications. You will collaborate closely with cross‑functional teams—including product, design, QA, and infrastructure—to shape technical strategy, uphold engineering excellence, and guide the team toward successful project outcomes. In addition to building robust software solutions, you will mentor junior engineers, champion best practices, and help establish long-term technical roadmaps.Key Responsibilities

Lead the design and development of large-scale, mission-critical applications using Java, React, and modern architectural patterns.
Provide technical leadership across the full software development lifecycle, from requirements analysis to deployment and monitoring.
Architect scalable, secure, and performant systems aligned with business and product goals.
Mentor, coach, and guide engineering team members, fostering a culture of continuous improvement and technical excellence.
Collaborate with product managers, designers, and other engineering teams to define technical requirements and ensure alignment.
Drive adoption of best practices in coding, testing, CI/CD, cloud architecture, and DevOps.
Oversee code reviews, technical design reviews, and engineering process improvements.
Troubleshoot complex issues, conduct root‑cause analysis, and implement durable solutions.
Contribute to the evolution of the team's technical strategy, engineering standards, and long-term roadmap.
Apply and advocate for the effective use of agentic AI development tools (e.g., Devin AI) to accelerate software development and improve productivity.

Qualifications - ExternalRequired Skills & Qualifications

Extensive hands-on experience building enterprise-grade applications using Java and modern React.js.
Strong understanding of React fundamentals, including:

React Hooks
Context API
State management (e.g., Redux)
Proven experience with responsive UI design, cross-browser compatibility, and front-end performance optimization.
Solid understanding of backend architecture, microservices, REST APIs, and integration patterns.
Hands-on expertise with cloud platforms such as AWS, Azure, or Google Cloud Platform.
Experience with containerization and orchestration (Docker, Kubernetes).
Proficiency with CI/CD tools and release automation (e.g., Jenkins, GitLab CI, GitHub Actions).
Demonstrated technical leadership, including mentoring and motivating engineering teams.
Strong problem-solving, analytical thinking, and architectural reasoning skills.
Excellent communication skills, with the ability to articulate complex technical ideas to both technical and non-technical audiences.
Ability to excel in a fast-paced, agile environment.
Experience using agentic AI tools (e.g., Devin AI) for software development and workflow automation.

Virtusa

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