Senior Backend Engineer - AI-Driven SaaS, Laravel & AWS

knak.; Ottawa; On-site; CAD 80,000 - 120,000; Full time

Job summary

A tech-focused company in Ottawa is seeking a Senior Backend Software Developer to help scale their AI platform. You will develop RESTful APIs using PHP, build AI microservices, and collaborate with product and engineering teams. The ideal candidate has strong backend development skills, particularly in PHP and Python, and experience in a SaaS environment. A collaborative mindset and problem-solving skills are essential. Competitive salary and benefits offered.

Benefits

Competitive salaries

Equity in the company

Great benefits

Paid vacation

Life leave days

Team lunches and off-sites

Career growth opportunities

Qualifications

• 6+ years of backend software development experience.
• Strong proficiency in PHP (Laravel), Python, Node.js, and MySQL.
• Expertise in RESTful APIs, TDD, CI/CD (GitHub Actions).
• Experience with SaaS architecture, microservices, and AWS.
• Knowledge of observability, performance tuning, and scalability.
• Familiarity with Docker/Kubernetes.
• Excellent problem-solving skills and a collaborative mindset.

Responsibilities

• Develop and maintain RESTful APIs with Laravel.
• Build Python and Node.js services for AI agent hosting.
• Apply object-oriented and functional programming.
• Tune queries and indexing for MySQL.
• Use AWS services to build scalable infrastructure.
• Lead and participate in code reviews.
• Work with product, design, QA, and DevOps.
• Share knowledge and mentor engineers.

Skills

PHP (Laravel)

Python

Node.js

MySQL

RESTful APIs

TDD

CI/CD (GitHub Actions)

SaaS architecture

Microservices

AWS

Docker

Kubernetes

Problem-solving

Collaboration

Job description

A tech-focused company in Ottawa is seeking a Senior Backend Software Developer to help scale their AI platform. You will develop RESTful APIs using PHP, build AI microservices, and collaborate with product and engineering teams. The ideal candidate has strong backend development skills, particularly in PHP and Python, and experience in a SaaS environment. A collaborative mindset and problem-solving skills are essential. Competitive salary and benefits offered.