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Posted 2 days ago

Senior Software Developer

Brampton, Ontario

Temporary5+ years experience
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SIGNALS

Responsibilities:

  • Design, develop, test, deploy, and maintain enterprise-grade backend applications using Java and Spring Boot.
  • Build and support scalable microservices and RESTful APIs in a distributed systems architecture.
  • Design and implement service-to-service communication patterns, error handling mechanisms, and resilient application architectures.
  • Develop, integrate, and troubleshoot REST APIs for internal and external system integrations.
  • Work with Kafka-based event-driven architectures, including publishing and consuming events, monitoring message processing, and troubleshooting integration…
  • Design and optimize Cassandra data models, queries, and database structures to ensure high performance and scalability.

Requirements summary:

  • Required Qualifications
  • Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related discipline, or equivalent practical experience.
  • 5+ years of hands-on software development experience using Java.
  • Experience with Cassandra, including:
  • Experience working with Kubernetes, including:
  • Experience troubleshooting complex application and integration issues in multi-service environments.

Tools & skills

Source and dates

Employer career site / ATS feed · adp

Employer posting date
2026-11-04
First seen by our source
2026-11-04
Source record updated
2026-11-05

These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.

Job description

1 Year Employment Agreement - Hybrid Model

Key Responsibilities

  • Design, develop, test, deploy, and maintain enterprise-grade backend applications using Java and Spring Boot.
  • Build and support scalable microservices and RESTful APIs in a distributed systems architecture.
  • Design and implement service-to-service communication patterns, error handling mechanisms, and resilient application architectures.
  • Develop, integrate, and troubleshoot REST APIs for internal and external system integrations.
  • Work with Kafka-based event-driven architectures, including publishing and consuming events, monitoring message processing, and troubleshooting integration issues.
  • Design and optimize Cassandra data models, queries, and database structures to ensure high performance and scalability.
  • Deploy, configure, and support applications running in Kubernetes environments using Helm charts and deployment configurations.
  • Monitor application health, analyze logs, and troubleshoot production and non-production issues across multiple services and environments.
  • Perform root cause analysis and implement corrective actions to improve system reliability and performance.
  • Participate in code reviews and ensure adherence to established coding standards, design principles, and development best practices.
  • Collaborate with product owners, architects, and development teams to deliver high-quality software solutions.
  • Manage application configurations and environment-specific deployments across development, testing, and production environments.
  • Support continuous improvement initiatives related to performance, scalability, reliability, and maintainability.

Required Qualifications

  • Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related discipline, or equivalent practical experience.
  • 5+ years of hands-on software development experience using Java.
  • Strong expertise in:
    • Java (Object-Oriented Programming, Collections Framework, Streams, Exception Handling)
    • Spring Boot
    • Microservices Architecture
    • RESTful API Design and Development
    • Distributed Systems
    • Git-Based Source Control
  • Experience with Cassandra, including:
    • Data Modeling
    • Partition Keys and Clustering Columns
    • Query Optimization
    • TTL Management
    • Distributed Database Concepts
  • Experience working with Kubernetes, including:
    • Deployments
    • Services
    • Pods
    • Configuration Management
    • Helm Charts
  • Strong understanding of software design patterns and development best practices.
  • Experience troubleshooting complex application and integration issues in multi-service environments.
  • Strong analytical, problem-solving, and communication skills.

Preferred Qualifications

  • Experience with Apache Kafka and event-driven architectures.
  • Experience with Dynatrace or similar application performance monitoring and troubleshooting tools.
  • Experience supporting cloud-native and containerized applications.
  • Exposure to CI/CD pipelines and DevOps practices.
  • Experience working in Agile/Scrum development environments.

Technical Skills

Mandatory

  • Java
  • Spring Boot
  • Microservices
  • REST APIs
  • Cassandra
  • Kubernetes
  • Helm
  • Git
  • Design Patterns
  • Distributed Systems
  • Production Support & Troubleshooting

Preferred

  • Apache Kafka
  • Dynatrace
  • Event-Driven Architecture
  • CI/CD Pipelines
  • Cloud Technologies

Core Competencies

  • Strong problem-solving and debugging capabilities
  • Ownership and accountability
  • Collaboration and teamwork
  • Ability to work effectively in fast-paced environments
  • Continuous learning mindset
  • Attention to detail and commitment to quality
  • Excellent communication and stakeholder management skills

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