AI Principal Software Engineer - US SaaS startup | Remote

Atomic HR; Toronto; Remote; CAD 96,000 - 138,000; Full time

Job summary

A promising startup in Toronto is seeking a seasoned Software Engineer to design and implement core backend systems for their AI-powered platform. You will own critical features, ensuring quality and scalability while collaborating with cross-functional teams. Ideal candidates have over 8 years of experience in software engineering, strong backend skills, and proficiency in cloud technologies. The role offers a competitive salary, equity, and the chance to make a significant impact on employee well-being and workplace health.

Benefits

Competitive salary $70k-100k USD per year

Equity in a high-growth startup

Comprehensive benefits package

Qualifications

• 8+ years of experience as a software engineer, with a proven track record of leading complex projects end-to-end.
• Expertise in system architecture, designing scalable and reliable software solutions.
• Strong backend foundation with proficiency in modern cloud technologies.

Responsibilities

• Design, implement, and scale the platform's core backend systems and data pipelines.
• Lead end-to-end development for critical platform features.
• Define architecture and standards for identity management and security solutions.

Skills

Leadership in software projects

Experience with Node.js

Proficiency in AWS or similar

System architecture expertise

DevOps best practices

Job description

We connect talented tech professionals in Latin America and Canada with remote career opportunities at innovative startups worldwide. We specialize in finding roles that align with your skills, experience, and career goals. Our personalized approach ensures you're matched with companies that value your contributions and offer opportunities for growth. Whether you're a software engineer, designer, marketer, or other tech professional, we're here to help you take the next step in your career.

Company Overview :

The client is a venture-backed startup simplifying access to essential benefits for frontline workers. Their AI-powered platform helps employees easily find and apply for benefits like childcare, elder care, and nutrition programs.

With backing from major enterprise retail investors and $2.5M secured in funding, they're expanding their reach to serve leading retailers, healthcare providers, and Fortune 500 companies. Our diverse, remote-first team is spread across the globe, united in our mission to empower employees and create healthier workplaces.

They're currently on the brink of Series A funding, which means you'll have the opportunity to join them at an exciting stage of growth.

Your Role :

• Take ownership of designing, implementing, and scaling the platform's core backend systems and data pipelines.
• Lead end-to-end development for critical platform features, ensuring quality, performance, and scalability.
• Define the architecture and standards for identity management, security solutions, and third-party API integrations.
• Champion best practices in reliability engineering, DevOps, and infrastructure-as-code across the engineering team.
• Collaborate with cross-functional teams, including product, design, and data, to shape the future of the platform.
• Collaborate with a small team of experienced engineers on full-stack development, impacting both backend systems and frontend technologies

This role involves both hands-on technical work and high-level problem-solving.

You Bring :

8+ years of experience as a software engineer, with a proven track record of leading complex projects end-to-end.

Expertise in system architecture, designing scalable and reliable software solutions.

Strong backend foundation (Node.js, Python, Javascript, etc.), with proficiency in modern cloud technologies (AWS or similar).

Experience implementing secure systems, including best practices for handling sensitive data and integrating identity verification.

Ability to balance strategic thinking with hands-on execution.

Experience building and shipping scalable software

Bonus points :

Experience automating complex processes (e.g., eligibility checks, fraud detection)

Experience building systems handling large volumes of sensitive data (privacy / security focus)

Experience integrating identity verification features (facial recognition, document verification)

What They Offer :

Competitive salary $70k-100k USD per year + Stocks + PTO depending on level and experience

Equity in a high-growth startup

Comprehensive benefits package (tailored to your location)

The opportunity to make a tangible impact on people's lives

A collaborative, remote-first culture

Interview Process :

Screening

45-minute chat with our Head of Product

Culture-fit interviews with 2-3 team members across different functions

1-hour technical assessment (collaborative problem-solving)

Final interview with founders and offer presentation

This is an immediate hire, so apply today if you're ready to build the future of population care!