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Back End Developer
Back End DeveloperRobert Half • Etobicoke, ON, CA
Back End Developer

Back End Developer

Robert Half • Etobicoke, ON, CA
18 hours ago
Job type
  • Permanent
  • Temporary
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Job description

Our Client is seeking a skilled Back-End Software Engineer with 6+ years of experience in backend development to support a large-scale project centered around a custom real-time bidding and auction management platform. This role is ideal for professionals with strong Node.js experience, a startup-ready mindset, and a passion for performance and reliability. You will work directly with internal engineering leadership and cross-functional teams, helping deliver key features and optimizations to meet aggressive timelines. This is a remote role with occasional travel for our client in Etobicoke, Ontario.

Must-Have Skills & Attributes :

  • Minimum 6+ years of backend software development experience with core technologies
  • Proven expertise building production systems using Node.js
  • Experience building event-driven or real-time systems, as well as high-throughput services
  • Familiarity with Payload CMS as a data / admin layer
  • Experience using PostgreSQL for back-end databases
  • QA / testing skills, preferably with Playwright and / or Vitest
  • Cloud infrastructure experience, specifically AWS
  • Startup-ready mindset : comfortable working with limited documentation and tight deadlines
  • Excellent communication skills; reliable and responsive during business hours
  • Independent, proactive, and fast learner with strong problem-solving abilities
  • Sockets.io experience is a plus
  • Bonus : ability and willingness to improve technical documentation

Scope of Work :

Back-End Development (Core Focus)

  • Build and extend backend services for a real-time bidding and auction management platform
  • Enhance a beta version of the application by developing new functionality on top of existing code
  • Develop, test, and verify backend logic for real-time bidding workflows
  • Contribute equally to new feature development and system optimization
  • Participate in backend design and functional reviews
  • Performance, Reliability & Quality

  • Support performance testing and reliability improvements
  • Assist with QA activities and establish testing workflows (dedicated QA may be added later)
  • Participate in release coordination and provide initial production support
  • Help define completion criteria in a fast-paced startup environment
  • 📌 Our specialized recruiting professionals apply their expertise and utilize our proprietary AI to find you great job matches faster. This job posting is for a current vacancy with our client

    Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

    Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app and get 1-tap apply, notifications of AI-matched jobs, and much more.

    This job posting is for a current vacancy with our client.

    Our specialized recruiting professionals apply their expertise and utilize our proprietary AI to find you great job matches faster.

    Questions? Call your local office at 1.888.490.4429. All applicants applying for Canadian job openings must be authorized to work in Canada.

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    Back End Developer • Etobicoke, ON, CA

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