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Sr Backend Developer Jobs in Quebec (NOW HIRING)

Xsolla

Senior Backend Engineer

Montreal, QC

CA$140K - CA$160K/yr

Prior experience working on internal platforms or developer-facing tools. $140,000 - $160,000 a ... For the Senior Backend Engineer, we will conduct a background check that may include the following.

Autodesk

Senior Backend Software Developer

Montreal, QC · On-site

Job Requisition ID # 26WD96354 L'affichage de poste en francais suivra / The French job posting follows. 26WD96354, Senior Backend Software Developer Position Overview Autodesk is building a shared ...

Norbert Health

Senior Backend Engineer

Montreal, QC

The Role We're looking for a Senior Backend Engineer to own and evolve the backbone of our system. Our backend connects robots, embedded devices, Android applications, EMR systems, and a user portal.

Norbert Health

Senior Backend Engineer

Montreal, QC · On-site

The Role We're looking for a Senior Backend Engineer to own and evolve the backbone of our system. Our backend connects robots, embedded devices, Android applications, EMR systems, and a user portal.

1perTInent inc

Senior Backend Engineer

Montreal, QC · Hybrid

The Role: Senior Software Engineer Embedded within the Growth team, you will play a key role in ... Bridge backend complexity with user-facing needs, contributing across the stack when required.

LiveBarn

Senior Backend Software Engineer

Montreal, QC · On-site

LiveBarnis seeking a Senior Backend Software Engineer to join our evolving and fast-paced technology team. In this role, you will focus on designing, developing, and maintaining backend services that ...

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Sr Backend Developer information

What are the key skills and qualifications needed to thrive as a Sr Backend Developer, and why are they important?

To thrive as a Sr Backend Developer, you need advanced programming skills (such as in Java, Python, or Node.js), deep understanding of server-side architecture, and experience with databases, supported by a relevant degree or equivalent experience. Familiarity with frameworks like Spring or Django, cloud platforms like AWS or Azure, containerization tools (e.g., Docker, Kubernetes), and CI/CD systems is often required. Strong problem-solving, communication, and collaboration skills help you work effectively within cross-functional teams and mentor junior developers. These abilities are crucial for building robust, scalable systems and ensuring efficient project delivery in complex technical environments.

What are some common challenges Sr Backend Developers face when optimizing application performance, and how are they typically addressed?

Sr Backend Developers often encounter challenges such as database bottlenecks, inefficient code pathways, and scaling issues as user demand grows. Addressing these issues usually involves profiling and refactoring code, implementing caching strategies, optimizing database queries, and employing asynchronous processing where appropriate. Collaborating closely with DevOps and frontend teams is also essential to identify system-wide performance bottlenecks and ensure seamless end-to-end performance improvements.

What are Sr Backend Developers?

Sr Backend Developers are experienced software engineers who specialize in building and maintaining the server-side logic, databases, and APIs that power web and mobile applications. They focus on creating robust, scalable, and efficient systems to ensure that applications function smoothly and securely behind the scenes. Senior backend developers often lead technical projects, mentor junior team members, and collaborate with frontend developers and other stakeholders. Their expertise includes languages like Java, Python, Ruby, or Node.js, as well as knowledge of databases, cloud services, and software architecture.

What is the difference between Sr Backend Developer vs Backend Developer?

AspectSr Backend DeveloperBackend Developer
Required ExperienceTypically 5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesDesigning complex systems, mentoring, architecture decisionsImplementing features, fixing bugs, basic system design
Skills & CertificationsAdvanced programming, system design, often certifications like AWS or AzureProficiency in programming languages, basic cloud knowledge
Work EnvironmentCollaborates with cross-functional teams, leads projectsFocuses on coding and feature development

The main difference between a Sr Backend Developer and a Backend Developer lies in experience, responsibilities, and leadership. Sr Backend Developers handle complex system design, mentor junior staff, and often participate in architecture decisions, while Backend Developers focus on implementing features and fixing bugs. Both roles require strong programming skills, but the senior role demands more experience and strategic input.

Sr Backend Developer jobs near you
Infographic showing various Sr Backend Developer job openings in Quebec as of May 2026, with employment types broken down into 2% As Needed, 68% Full Time, 21% Part Time, 2% Temporary, and 7% Contract. Highlights an 55% Physical, 9% Hybrid, and 36% Remote job distribution.
Senior Backend Developer - Monetization

Senior Backend Developer - Monetization

Xsolla

Montreal, QC

CA$100K - CA$130K/yr

Full-time

Medical, Dental, Vision, PTO

Posted 5 days ago

Job description

ABOUT YOU
 
We're looking for a Backend Developer experienced in PHP and Go to help evolve our Monetization platforms. You will work on both new microservices and existing legacy PHP systems, improving stability, performance, and architecture.
 
ABOUT US
 
Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to bring opportunities together, and continually make new resources available to creators. Headquartered and incorporated in Los Angeles, California, Xsolla operates as the merchant of record and has helped over 1,500+ game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win, developers have all the things needed to enjoy the game.
For more information, visit xsolla.com.
 
Responsibilities:
  • Develop and maintain backend services using PHP (legacy + modern) and Go.
  • Refactor, stabilize, and migrate legacy PHP codebases to modern architectures.
  • Design scalable APIs and microservices for high-availability systems.\
  • Optimize PostgreSQL/MySQL queries, schemas, and data models.
  • Improve performance, reliability, and observability across distributed services.
  • Collaborate with product, frontend, and DevOps teams.
  • Participate in code reviews and contribute to best engineering practices.
 
Qualifications & Skills:
  • 5+ years backend experience with PHP and/or Go.
  • Proven experience working with legacy PHP systems and leading refactoring or migration efforts.
  • Strong knowledge of REST APIs, microservices, and database design.
  • Experience with Docker, Kubernetes, and CI/CD pipelines.
  • Familiarity with backend testing and monitoring tools.
  • Good communication skills and proficiency in English.
Nice to Have
  • Experience with Redis, Kafka, RabbitMQ, 
  • Background in gaming, fintech, or high-load platforms.
  • Cloud experience (AWS/GCP/Azure).
 
$100,000 - $130,000 a year
Benefits:
We are passionate about fostering a supportive environment for our team, so we prioritize the physical, mental, and emotional well-being of our employees and their families through a comprehensive Benefits Program. This includes medical, dental, and vision, PTO, and a personalized career roadmap for each employee. By investing in professional development through training and educational opportunities, we ensure that our team thrives both personally and professionally. Together, we're not just building a business; we're cultivating a community that values creativity, collaboration, and the transformative power of play. 
 
Equal Employment Opportunity Statement:
Xsolla is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, color, religion, sex, national origin, age, disability, sexual orientation, gender identity, or any other characteristic protected by law.
We consider qualified applicants with criminal histories in accordance with the Fair Chance Act.
 
Criminal History Consideration:
For the Senior Backend Developer - Monetization, we will conduct a background check that may include the following:
Criminal history check
Employment verification
Education verification
 
Relevance to Job Responsibilities:
The background check is relevant to this position because of the following role responsibilities:
Accessing confidential company data
Ensuring compliance with regulatory requirements
Handling sensitive financial information/managing budgets/accessing funds
 
Rights Under the Fair Chance Act:
Applicants are encouraged to inquire about their rights under the Fair Chance Act. If you have questions regarding our hiring practices, please contact [email protected].
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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