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Atlantis IT GroupVerified Job Source

Senior Software Engineer

The role involves planning, designing, and maintaining critical software and system infrastructure across the full technology stack. Responsibilities include contributing to the product roadmap, coaching other developers, and ensuring system scalability and reliability.

  • On-site
  • Toronto, ON
  • Posted Aug 20, 2026
  • Apply by Sep 19, 2026
  • 1 position

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Job summary

Job Summary You’ll have visibility into and influence over all parts of the technology stack with a high degree of autonomy. You’ll contribute to planning, designing, developing, deploying, monitoring, and maintaining significant portions of the software and system infrastructure that support our users. You’ll work closely with a committed team, contribute to the product roadmap and long-term vision, provide and receive feedback, and coach other developers. You’ll use modern tooling across the stack, including React, Styled Components, NodeJS, JavaScript, TypeScript, Express, PostgreSQL, AWS services such as RabbitMQ, Redis, and S3, GitHub Actions, Jest, React Testing Library, and Cypress. Required Skills Good years of experience using JavaScript to build real-world applications, preferably public-facing. Experience building, monitoring, and maintaining highly available, scalable, and resilient software. Significant production JavaScript experience with strong understanding of development patterns and practices that impact productivity and software platform reliability. Experience with JavaScript, TypeScript, GraphQL, React, CSS, and Postgres. Experience leading development teams, mentoring junior developers, and working with non-technical stakeholders. Experience writing automated tests, including unit and end-to-end tests, using JavaScript-based testing frameworks. Experience with Git, GitHub, pull requests, and modern software delivery techniques. Experience with DevOps best practices and setting up and configuring cloud computing infrastructure. Experience building production systems with an understanding of deployment, monitoring, and security best practices. Experience developing for Cloud Agnostic Architecture. Understanding of web/application security and data privacy. Strong communication, time management, and project management abilities. Creative problem-solving skills with a proactive, ownership-focused, and outcome-driven approach. Passion for learning, mentoring, coaching, and continuously improving technology, practices, and processes. Nice to Have Experience working with various development workflows and methodologies, with an understanding of their benefits and drawbacks. Post-secondary degree or diploma in a computer or software design related program. Experience working with AWS.

What you’ll do

The role involves planning, designing, and maintaining critical software and system infrastructure across the full technology stack. Responsibilities include contributing to the product roadmap, coaching other developers, and ensuring system scalability and reliability.

Requirements

Candidates need significant production experience with JavaScript, TypeScript, and React, along with a strong background in cloud infrastructure and DevOps. Experience leading development teams and working with non-technical stakeholders is also required.

Listed skills

  • PostgreSQLPreferred
  • ReactPreferred
  • JavaScriptPreferred
  • TypeScriptPreferred
  • Amazon Web ServicesPreferred
  • Project managementPreferred
  • GraphQLPreferred
  • GitPreferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • JavaScript
  • TypeScript
  • React
  • NodeJS
  • PostgreSQL
  • AWS
  • GraphQL
  • Express
  • DevOps
  • Unit Testing
  • End-to-End Testing
  • Git
  • Cloud Agnostic Architecture
  • Project Management
  • Mentoring
  • System Design

Job areas

  • Software
  • Technology
  • Engineering
  • Consulting
  • Finance & Accounting

Additional details

Minimum education
High school
Minimum experience
5+ years
Apply by
Sep 19, 2026
Posting language
English
Working hours
40 hours per week
Seniority
Mid-Senior level
Application method
Direct apply is available