Senior Backend Software Developer (Remote)

Breakthrough; Toronto; Remote; USD 130,000 - 138,000; Full time

Job summary

Breakthrough seeks a backend developer to join our remote team. The ideal candidate will have extensive experience with C# and PHP, capable of designing scalable solutions and optimizing system performance. Join us in transforming the private practice landscape while enjoying unlimited PTO and comprehensive benefits.

Benefits

Unlimited PTO

Comprehensive benefits including Medical, Dental, and Vision

401(k)/RRSP with match

Work-life balance commitment

Mission-driven work environment

Qualifications

• 8+ years of experience in backend development.
• Strong proficiency in C# / .NET Core and PHP (Laravel).
• Solid understanding of RESTful API design and integration.

Responsibilities

• Design, build, and maintain backend services, APIs, and databases.
• Collaborate closely with frontend developers and product managers.
• Optimize system performance and troubleshoot production issues.

Skills

C# / .NET Core

PHP (Laravel)

RESTful API design

SQL

NoSQL databases

microservices architecture

Docker

Git

Job description

(This is a remote position open to candidates based in the United States and Canada)

About Breakthrough

Join a health-tech company that’s making big things happen! At Breakthrough, we help private practice owners—like physical therapists and chiropractors—grow their businesses and reach more patients with natural, non-invasive care. Our platform drives over $5M in patient revenue each month, and we’re just getting started. We're a passionate, fast-moving team building smart tools that make a real difference in people’s lives. If you’re excited to work on meaningful problems with a supportive and ambitious crew—we’d love to meet you.

What You’ll Do

• Design, build, and maintain backend services, APIs, and databases
• Architect scalable and maintainable backend solutions for complex business logic and high-traffic applications
• Collaborate closely with frontend developers, QA, and product managers to deliver seamless, end-to-end solutions
• Perform code reviews and champion best practices in software development
• Optimize system performance and troubleshoot production issues
• Ensure code quality with automated tests, CI/CD pipelines, and SOLID development principles
• Participate in architecture and design discussions to shape the future of our platform

What You Bring

Technical Skills

• 8+ years of experience in backend development
• Strong proficiency in C# / .NET Core and PHP (Laravel)
• Solid understanding of RESTful API design and integration
• Experience with SQL and NoSQL databases (e.g., MySQL, PostgreSQL, Redis)
• Familiarity with microservices architecture and message queues
• Experience with Docker and containerized environments
• Working knowledge of Git, CI/CD pipelines, and automated deployment tools
• Understanding of software design patterns and secure coding practices

Soft Skills

• Excellent problem-solving and critical-thinking abilities
• Strong communicator and team collaborator
• Capable of leading technical discussions and making informed architectural decisions
• Detail-oriented, self-driven, and comfortable working independently
• Thrives in a fast-paced, agile environment

Bonus Points

• Exposure to frontend frameworks like ReactJS for improved cross-functional collaboration

Why Join Breakthrough?

• Fully remote – Work from anywhere in the U.S. or Canada (excluding Quebec)
• Mission-driven – Be part of transforming private practice growth
• Unlimited PTO – Take the time you need
• ???? Comprehensive benefits – Medical, Dental, Vision, and 401(k)/RRSP withmatch
• ️ Work-life balance – We care about your well-being both at work and at home

Our Core Values

Elevate Others ????
Be Real ️
Beginners' Mind
Own The Results
Seek to Understand the Customer First ️
Do Sh*t That Makes a Massive Difference

Ready to Make an Impact?

We’d love to hear from you! Apply today and let’s talk.

Salary Range: $130K-$138K USD

Note:
Contract Position is also an option
We are unable to hire candidates residing in Quebec at this time.