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Full Stack Developer to build a Enterprise API platform - 15667S.i. Systems • Toronto
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Full Stack Developer to build a Enterprise API platform - 15667

Full Stack Developer to build a Enterprise API platform - 15667

S.i. Systems • Toronto
22 days ago
Job type
  • Full-time
  • Permanent
Job description

Permanent Full Time

Hybrid: Downtown Toronto,(In-office days: Monday, Thursday, Friday)

Senior Full Stack Developer (8+ years of experience)

Project Overview

This client is building an Enterprise API platform to consolidate multiple APIs from different teams/applications into a single, coherent catalog — accessible by both external clients and internal teams.

Your Role:

  • · Building and exposing new APIs
  • · Middleware/system integration development
  • · Publishing and maintaining APIs in production
  • · Supporting internal dev teams onboarding onto the API infrastructure
  • Leverage AI coding assistant tools responsibly — validating outputs, ensuring security and accuracy, and applying sound engineering judgment
  • Design and develop scalable, high-performing Microservices using Python, Node.js, React, and SQL

Must Haves:

  • You have a Bachelor’s Degree in Engineering, Computer Science or equivalent.
  • Proven experience using AI coding agents
  • API experience is a must
  • 8+ years of Application Development experience
  • 3+ years of programming experience in NodeJs/ Python/ GoLang
  • 3+ years of experience with cloud technologies such as AWS, Azure, GCP
  • Experience with CICD tools such as Jenkins, Bamboo or CodePipeline
  • Experience with Project Management tools such as JIRA
  • Knowledge of financial industry is highly desirable
  • Excellent verbal and written communication skills with the ability to interact effectively in a global team environment

Differentials:

  • Experience with AWS services such as Lambda, S3, ECS, etc.
  • Experience in the financial services industry, especially if related to fund accounting.

Your Role:

  • Participate in the application lifecycle, contributing to coding, debugging, and continuous improvement under the guidance of senior team members
  • Develop and maintain Microservices using Python, Node.js, React, and SQL
  • Heavy focus on API building and versioning
  • Gather and help address technical and design requirements in collaboration with Architecture and DevOps teams
  • Create and execute test cases aligned to user stories, including UI performance testing, to ensure quality coverage
  • Participate in peer code reviews, both giving and receiving feedback to grow your skills and uphold team standards
  • Use AI coding assistant tools responsibly — validating outputs, ensuring accuracy and security, and developing sound engineering judgment
  • Support production systems for your products — contributing to incident triage, resolution, and root cause analysis with team support
  • Communicate proactively on task progress and take ownership of assigned deliverables

Salary Range: CAD $,-$,



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Full Stack Developer to build a Enterprise API platform - 15667 • Toronto

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