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Senior Backend Developer Jobs in Hamilton, ON (NOW HIRING)

Proton

Senior Backend Engineer - Platform (Inbox)

Paris, ON · On-site

  • Medical

  • Retirement

As a Senior Backend Engineer on the Platform team, you'll bring hands-on experience with data-driven delivery, monitoring, and how the team plans and prioritizes its work. You'll work closely with ...

Pro Mach

Senior Software Engineer

Oakville, ON · Hybrid

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

ZPI, the developer of the industry leading Zarpac Performance Index (ZPI) manufacturing performance improvement software, is seeking a Senior Backend Engineer to help evolve and operate our existing

Targeted Talent

Senior Node.js Developer

Kitchener, ON · Remote

We are looking for an experienced Senior Node.js Back-End Developer for our client. This is a permanent position that is completely remote! Our client is a fintech company based out of Vancouver. You ...

Targeted Talent

Senior Node.js Developer

Ottawa, ON · Remote

We are looking for an experienced Senior Node.js Back-End Developer for our client. This is a permanent position that is completely remote! Our client is a fintech company based out of Vancouver. You ...

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Senior Backend Developer information

What does a senior backend developer do?

A Senior Backend Developer is responsible for designing, building, and maintaining the server-side logic of web applications. They work with databases, APIs, and server infrastructure to ensure that applications run smoothly, securely, and efficiently. In addition to writing robust code, they often mentor junior developers, contribute to architectural decisions, and collaborate with frontend teams to deliver seamless user experiences. Their expertise is crucial for scaling applications and implementing best practices in software development.

What is the difference between Senior Backend Developer vs Backend Developer?

AspectSenior Backend DeveloperBackend Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesDesign architecture, mentor juniors, optimize systemsImplement features, fix bugs, write code
Skills & CertificationsAdvanced coding, system design, relevant certificationsBasic coding, database knowledge
Work EnvironmentCollaborates with cross-functional teams, often in larger projectsFocuses on individual tasks within projects

The main difference between a Senior Backend Developer and a Backend Developer lies in experience, responsibilities, and leadership. Senior Backend Developers typically have more years of experience, take on complex system design, and mentor junior staff, whereas Backend Developers focus on implementing features and fixing bugs. Both roles are essential in backend development teams, but the senior role involves more strategic and leadership duties.

What are the key skills and qualifications needed to thrive as a senior backend developer, and why are they important?

To thrive as a Senior Backend Developer, you need advanced proficiency in server-side programming languages (such as Java, Python, or Node.js), deep understanding of API design, and experience with database management, often supported by a degree in computer science or related field. Familiarity with version control systems (like Git), cloud platforms (such as AWS or Azure), and relevant certifications in backend technologies are commonly required. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and mentor junior developers. These competencies ensure robust, scalable backend systems and drive successful project delivery in complex technical environments.

What are common challenges senior backend developers face when leading complex projects, and how can they address them?

Senior Backend Developers often encounter challenges such as integrating legacy systems with new technologies, ensuring scalability under increased load, and coordinating cross-functional teams for seamless feature delivery. Addressing these challenges typically involves proactive architectural planning, clear communication with frontend and DevOps teams, and adopting best practices like code reviews and automated testing. Staying updated on emerging technologies and fostering a culture of knowledge sharing within the team also help in overcoming technical obstacles and driving successful project outcomes.

What cities near Hamilton, ON are hiring for Senior Backend Developer jobs?

Cities near Hamilton, ON with the most Senior Backend Developer job openings:

Senior Backend Developer jobs near you
Infographic showing various Senior Backend Developer job openings in Hamilton, ON as of August 2026, with employment types broken down into 73% Full Time, 10% Part Time, 1% Temporary, and 16% Contract. Highlights an 79% Physical, 6% Hybrid, and 15% Remote job distribution.

Senior Backend Developer- .NET

Charger Logistics Inc

Brampton, ON

Full-time

Medical

Posted 14 days ago

Job description

Charger logistics Inc. is a world- class asset-based carrier with locations across North America. With over 20 years of experience providing the best logistics solutions, Charger logistics has transformed into a world-class transport provider and continue to grow.

We are seeking a skilled and performance-minded .Net Core Developer to support and evolve our distributed system of over 100 microservices, built primarily with .NET Core and PostgreSQL. The ideal candidate has deep experience in backend development, service-to-service communication, and infrastructure-level tools like service mesh, and observability platforms. You will work closely with DevOps, QA, and frontend teams to ensure high availability, scalability, and maintainability of our services.

Responsibilities:

  • Design, develop, and optimize high-performance backend microservices using .NET Core/C#.
  • Implement distributed tracing, logging, and metrics for observability using tools like OpenTelemetry, Prometheus, and Grafana.
  • Optimize service-to-service communication and database access to reduce latency and improve throughput.
  • Write scalable SQL queries and optimize PostgreSQL usage, indexing, and connection handling.
  • Contribute to service discovery, dynamic routing, and rollout strategies (e.g., blue/green, canary).
  • Collaborate with QA to improve testability and traceability in a distributed system.
  • Participate in architecture reviews and contribute to best practices for microservices at scale.
  • Maintain CI/CD integration pipelines and ensure backend services deploy reliably.
  • Troubleshoot and debug production issues using logs, traces, metrics, and profiling tools.

Requirements

  • 7+ years of backend development experience, including 2+ years in a microservices environment.
  • Strong hands-on experience with .NET Core (C#) and PostgreSQL.
  • Experience with distributed tracing, metrics, and log aggregation tools (e.g., Jaeger, Prometheus, Loki, Grafana).
  • Deep understanding of REST, gRPC, and asynchronous messaging patterns (e.g., Kafka, RabbitMQ).
  • Familiarity with Kubernetes, Docker, and container-based deployments.
  • Understanding of software performance profiling, benchmarking, and optimization.
  • Strong grasp of service resilience patterns: timeouts, retries, bulkheads, circuit breakers.
  • Excellent problem-solving and debugging skills in large-scale systems.

Preferred Qualifications

  • Experience working with Istio, Consul, or another service mesh.
  • Familiarity with Event Sourcing, CQRS, and DDD patterns.
  • Exposure to Infrastructure as Code tools (Terraform, Helm).
  • Experience with other databases like Redis, MongoDB, or TimescaleDB.
  • Knowledge of cloud platforms like AWS, Azure, or GCP.

Benefits

  • Competitive Salary
  • Healthcare Benefit Package
  • Career Growth

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