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Backend Developer (Ruby/Golang)

@ W3Global

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Toronto, Ontario

Contract5+ years experience
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Requirements summary:

  • Experience: 3-5+ Years
  • Required Skills
  • Strong experience in Ruby and Golang development.
  • Hands-on experience with MySQL, Cassandra, and Redis.
  • Experience with CI/CD, version control, and automated testing.
  • Experience with AWS, Docker, and Kubernetes.

Tools & skills

RubyGoAPI developmentMySQLApache CassandraRedisAWSCI/CDMicroservices ArchitectureTest automationProblem solvingCommunication skillsTeamworkDocker
Source and dates

Source type not verified · apify-linkedin

Employer posting date
Not provided
First seen by our source
2026-11-14
Source record updated
2026-11-14

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

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W3Global

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Job description
Location: Toronto - Onsite

Backend Developer (Ruby/Golang)

Experience: 3-5+ Years

Responsibilities

  • Develop and maintain backend applications, microservices, and REST APIs using Ruby and Golang.
  • Build scalable and reliable solutions for high-traffic applications.
  • Work with MySQL, Cassandra, and Redis for data storage and caching.
  • Troubleshoot production issues and ensure system stability.
  • Collaborate with DevOps teams on AWS, CI/CD, monitoring, and deployments.
  • Participate in code reviews, testing, and Agile development activities.
  • Support application releases and critical production events.

Required Skills

  • Strong experience in Ruby and Golang development.
  • Expertise in REST APIs and Microservices architecture.
  • Hands-on experience with MySQL, Cassandra, and Redis.
  • Good understanding of scalability, performance tuning, and system design.
  • Experience with CI/CD, version control, and automated testing.
  • Strong problem-solving and production support skills.
  • Good communication and teamwork skills.

Nice to Have

  • Experience with AWS, Docker, and Kubernetes.
  • Exposure to monitoring tools such as Datadog, Dynatrace, or New Relic.
  • Experience with streaming, media, or other high-volume consumer applications.
  • Knowledge of authentication, subscriptions, payment, or analytics integrations.

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