astra-north

Full Stack Developer with Data Engineering (React, Node.js, SQL, ETL)

astra-north

Mississauga, Ontario, CanadaContractPosted Jun 30, 2026

Job description

Experience Required: 10+ Years Role Description We are seeking an experienced Senior Full Stack Developer to design, develop, and maintain scalable full-stack applications. The ideal candidate will have strong expertise in modern web technologies, data engineering, SQL optimization, and cloud-based DevOps practices. This role involves building robust data pipelines, integrating APIs, developing microservices, and collaborating across teams to deliver high-quality, data-driven solutions.

Key Responsibilities

  • Design, develop, and maintain scalable full-stack applications.
  • Build robust data pipelines and ETL processes.
  • Optimize and tune complex SQL queries for performance.
  • Integrate APIs and develop microservices-based architectures.
  • Collaborate across teams to deliver high-quality, data-driven solutions.
  • Contribute to DevOps pipelines and cloud deployments.

Required Skills

  • Strong expertise in MSSQL, BigQuery, and Advanced SQL.
  • Hands-on experience with Node.js, Python, and React.js.
  • Solid understanding of ETL, data pipelines, and performance tuning.
  • Experience with DevOps tools including Kubernetes, Jenkins, and CI/CD pipelines.
  • Knowledge of code quality, testing, and software development best practices.
  • Exposure to AI/ML concepts, including LLMs, prompt engineering, and API integrations. Desirable Skills
  • Experience with .NET.
  • Knowledge of Azure, GCP, or AWS.
  • Exposure to Microservices Architecture.
  • Experience with React Native.
  • Proficiency in JavaScript/TypeScript.
  • Experience with Redux.
  • Strong understanding of Unit Testing.
  • Experience with CI/CD.
  • Knowledge of DML.