Backend Developer (Ruby/Golang)

W3Global; Toronto; On-site; CAD 85,000 - 135,000; Full time

Job summary

W3Global is seeking a Backend Developer to design and maintain backend applications using Ruby and Golang. The role focuses on building scalable, high-traffic capable services and RESTful APIs, with data storage via MySQL, Cassandra, and Redis.

You will collaborate with DevOps on AWS, CI/CD, and deployments, participate in code reviews, testing, and Agile practices. The position is based in Toronto and onsite, requiring strong problem-solving, production support, and teamwork skills to ensure

Qualifications

• Strong experience with Ruby and Golang development.
• Expertise in REST APIs and microservices architecture.
• Hands-on experience with MySQL, Cassandra, and Redis.
• Understanding of scalability, performance tuning, and system design.
• Experience with CI/CD, version control, and automated testing.

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.

Skills

Ruby

Golang

REST APIs

Microservices

CI/CD

Tools

MySQL

Cassandra

Redis

AWS

Docker

Kubernetes

Job description

• 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.

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.