Senior Java Lead - Cloud-Native Microservices Architect

Infoya Inc.; Toronto; Hybrid; CAD 110,000 - 115,000; Full time

Job summary

Infoya is seeking a hands-on Lead Java Developer in Toronto, operating at a technical lead level to shape scalable microservices and cloud architecture while staying close to the code.

You will mentor developers, review designs, and collaborate with product, engineering, QA, DevOps, architecture, and business stakeholders to deliver high-quality, secure APIs.

This permanent, hybrid role offers the chance to drive modernization and cloud migration for a high-traffic e-commerce platform.

Qualifications

• Bachelor’s degree in CS, Eng, or equivalent.
• 10+ years of software development with hands-on Core Java and Spring Boot.
• Experience as Lead Developer or Technical Lead with ownership of design decisions.
• Strong understanding of microservices, distributed systems, and API-led integration.
• Experience with cloud-native apps on GCP; AWS/Azure acceptable if strong GCP.
• Proficient with SQL/NoSQL, data modelling, and performance tuning.

Responsibilities

• Lead the design, development, optimization, and support of scalable Java and Spring Boot microservices for high-traffic e-commerce applications.
• Translate business and product requirements into clear application flows, component designs, integration patterns, and pragmatic technical solutions.
• Contribute to application, integration, API, and data architecture standards across the e-commerce portfolio.
• Design secure RESTful APIs, event-driven services, distributed workflows, and resilient integrations using technologies such as Pub/Sub, Kafka, or RabbitMQ.
• Evaluate and recommend frameworks, databases, cloud services, and architectural patterns based on scalability, reliability, maintainability, security, and cost.
• Review solution designs, code, and technical documentation; identify risks early and support architecture governance and design-quality practices.
• Partner with product, engineering, QA, DevOps, infrastructure, architecture, and business teams to drive efficient solutioning and delivery.
• Provide technical leadership through mentoring, design reviews, code reviews, troubleshooting, and knowledge sharing.
• Drive modernization and cloud-migration initiatives, including the decomposition of legacy or monolithic applications into cloud-native services.
• Build for security, compliance, observability, high availability, performance, and production resilience from the outset.
• Investigate complex production issues, conduct root-cause analysis, and improve platform stability and performance.
• Evaluate emerging technologies and architectural patterns, validating their practical value through prototypes or proof-of-concept work when appropriate.

Skills

Core Java

Spring Boot

Java Architecture

Technical Leadership

API Design

Cloud (GCP)

Docker

Kubernetes

CI/CD

Security (OAuth2/OpenID/JWT)

Education

Bachelor’s degree in Computer Science or related field

Tools

Docker

Kubernetes

CI/CD pipelines

Google Cloud Platform

Job description

Infoya is seeking a hands-on Lead Java Developer in Toronto, operating at a technical lead level to shape scalable microservices and cloud architecture while staying close to the code.

You will mentor developers, review designs, and collaborate with product, engineering, QA, DevOps, architecture, and business stakeholders to deliver high-quality, secure APIs.

This permanent, hybrid role offers the chance to drive modernization and cloud migration for a high-traffic e-commerce platform.