Back End Developer

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)

Performance, Reliability & Quality

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