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Myticas Consulting Logo Myticas Consulting · IT - Software Development

Node.js Api Developer (AWS) – Banking

Canada, Toronto · Job Posted June 29, 2026
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Job Description

Our client is seeking experienced Node.js API Developers to support a major Digital Core modernization program within the banking sector. The successful consultants will join an API Modernization team focused on building secure, scalable, cloud-native APIs while supporting modernization of authentication, authorization, and API security capabilities across critical digital banking services. This role requires strong backend development expertise, hands-on AWS serverless experience, and the ability to deliver enterprise-grade API solutions within a complex financial services environment.

Job Responsibility

  • Design, develop, and maintain high-performance backend applications using Node.js
  • Build and support scalable microservices and API solutions within AWS environments
  • Develop serverless and event-driven solutions leveraging: AWS Lambda
  • API Gateway
  • SQS
  • SNS
  • DynamoDB
  • Design and implement secure API integrations between internal platforms, services, and third-party applications
  • Build event-driven architectures using asynchronous messaging patterns
  • Optimize DynamoDB schemas, indexing strategies, and application performance
  • Implement clean, maintainable code following software development best practices
  • Conduct code reviews and support engineering standards
  • Collaborate with DevOps teams on CI/CD pipelines, infrastructure automation, monitoring, and deployments
  • Create technical documentation for APIs, architecture, and operational processes
  • Mentor developers on AWS and Node.js best practices

Requirements

  • 5+ years of professional software development experience
  • 3+ years of hands-on Node.js development experience
  • Strong experience with: Node.js
  • Express.js, NestJS, or similar frameworks
  • JavaScript / TypeScript
  • Strong AWS experience including: AWS Lambda
  • API Gateway
  • SQS
  • SNS
  • DynamoDB
  • Experience designing and developing RESTful APIs at enterprise scale
  • Strong understanding of: API security
  • Authentication/authorization concepts
  • Event-driven architectures
  • Microservices design patterns
  • Experience with asynchronous programming concepts: Promises
  • Async/Await
  • Event-driven development
  • Strong Git/version control experience
  • Experience with unit and integration testing frameworks: Jest
  • Mocha
  • Similar tools

Nice to have

  • Financial Services / Banking experience (strongly preferred)
  • Retail banking domain knowledge
  • GraphQL experience
  • GitHub Copilot, Claude Code, or AI-assisted development tools
  • Infrastructure-as-Code exposure
  • CI/CD pipeline experience
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