Magento Backend Developer

ValtechMontreal

On-site Full-time

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Experience Level

Experience

Qualifications

To excel in this role, you should possess:Proficiency in Magento developmentStrong experience with PHP and MySQLFamiliarity with front-end technologies like HTML, CSS, and JavaScriptSolid understanding of software development best practicesAbility to work collaboratively in a team environmentExcellent problem-solving skills and attention to detail

About the job

Exciting Opportunity

At Valtech, you will discover a nurturing environment that promotes continuous learning, tangible impact, and professional growth. Whether you're developing innovative digital solutions, challenging conventional ideas, or crafting the next generation of customer experiences, your contributions will be pivotal in transforming various industries.

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About Valtech

Valtech is a global digital agency focused on business transformation. We utilize digital technology to create innovative solutions that help our clients succeed in an ever-evolving marketplace. Our commitment to fostering a culture of creativity and collaboration enables us to deliver exceptional results for our clients.

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Magento Backend Developer

Valtech

Full-time|On-site|Montreal

Exciting OpportunityAt Valtech, you will discover a nurturing environment that promotes continuous learning, tangible impact, and professional growth. Whether you're developing innovative digital solutions, challenging conventional ideas, or crafting the next generation of customer experiences, your contributions will be pivotal in transforming various indus…

Feb 5, 2026

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Magento Backend Developer

Valtech

Full-time|CA$70K/yr - CA$120K/yr|Remote|Canada - Remote

Why Choose Valtech?At Valtech, we are a leading experience innovation company, recognized as a trusted partner for some of the world's most prestigious brands. We provide our team with numerous growth opportunities, a culture deeply rooted in our core values, international career paths, and the opportunity to shape the future of experience.The OpportunityJoin us at Valtech, where your contributions will have a meaningful impact on various industries. We foster an environment that encourages continuous learning and professional development. Whether you are innovating digital solutions, rethinking traditional practices, or creating the next wave of customer experiences, your work will be instrumental in driving transformation.

Feb 6, 2026

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Backend Software Developer - Canada

TextNow

Full-time|Remote|Open- Canada

At TextNow, we believe that communication should be accessible to everyone. We are pioneering a new way for individuals to connect, merging simplicity, intelligence, and affordability. Our team is composed of innovative builders who leverage technology to empower millions of users with cost-effective communication solutions every day.As a Backend Software Developer, your role will extend beyond mere service creation; you will be instrumental in shaping the systems, architecture, and tooling that underpin our services. Our Technical Staff members are expected to blend leadership with hands-on coding to maximize opportunities for impact. The ability to think strategically while also engaging with intricate details is essential. You will take technical ownership of pivotal backend domains and collaborate across mobile, web, and data to develop systems that are faster, smarter, and more reliable.AI and automation are integral to our development processes. You'll utilize these technologies to expedite development, enhance performance, swiftly identify and resolve issues, and continuously elevate the standard for backend development excellence.We are seeking Technical Staff members at various levels (intermediate/senior/staff+). Whether you're a seasoned developer ready to lead complex systems or an early-career developer eager to advance, we will tailor your title and responsibilities according to your experience and impact.This position promises to create significant impact at scale. You will influence how TextNow constructs and manages its backend systems, employing AI and automation to streamline development, enhance decision-making, and provide seamless experiences for millions of users globally.

Jan 17, 2026

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Senior Node.js Backend Developer

Jobgether

Full-time|Remote|Canada

Jobgether is hiring for a partner company, seeking a Senior Node.js Backend Developer based in Canada. This remote-first role focuses on building and maintaining backend systems that power digital financial solutions used around the globe. Key Responsibilities Design and shape the core platform architecture to deliver scalable and secure backend services Optimize API performance and strengthen infrastructure resilience Contribute to new product features and drive technical innovation Work with real-time systems, microservices, and distributed applications Collaborate with engineers across different regions Take ownership of projects and help guide technical decisions Requirements Extensive experience as a backend developer with deep Node.js expertise Proven track record building secure, scalable, and highly available backend services Comfortable navigating evolving environments and tackling complex technical challenges Located in Canada Team and Work Style The engineering team is distributed and remote, bringing together skilled engineers from multiple regions. The culture values autonomy, ownership, and collaboration to deliver meaningful solutions.

Apr 28, 2026

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Backend Software Developer

Robinhood Markets, Inc.

Full-time|On-site|Toronto, Canada

Role Overview Robinhood Markets, Inc. is seeking a Backend Software Developer in Toronto, Canada. This role focuses on building and improving backend systems that support the trading platform. What You Will Do Design and implement backend systems for the trading platform Work with teams across engineering, product, and design to add and refine features Optimize system performance and support scalability as the platform grows

Apr 17, 2026

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Intermediate Backend Developer - Remote Opportunity in Canada

Smile Digital Health

Full-time|Remote|Toronto, Ontario

Join Smile Digital Health as an Intermediate Backend Developer. In this pivotal role, you will collaborate with engineering teams to design, implement, and maintain key components of our innovative platform. This position offers the opportunity for autonomy, allowing you to contribute throughout the entire development lifecycle—from requirements analysis to final delivery. As you grow in this role, you will deepen your technical expertise, preparing you for future senior-level responsibilities.

Apr 13, 2026

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Machine Learning Backend Developer

Plusgrade

Full-time|On-site|Toronto, Ontario

At Plusgrade, we believe travel is about the journey, not just the destination. Our mission is to redefine the future of travel by partnering with over 250 leading companies in the airline, hospitality, cruise, passenger rail, and financial services sectors. We focus on creating significant revenue opportunities through exceptional customer experiences. Emphasizing our core values of ambition, innovation, and collaboration, we are committed to exceeding expectations and fostering a culture of excellence. Join us as we turn ordinary travel into extraordinary experiences.ROLE OVERVIEW:As a Backend Developer specializing in Machine Learning within our ML Applications team, you will play a pivotal role in designing, developing, and deploying advanced machine learning solutions to tackle complex business challenges. This position demands a robust background in software development, a keen interest in innovative technologies, outstanding problem-solving abilities, and the capacity to thrive both independently and as part of a dynamic team.This position reports directly to the Director of ML Applications.KEY RESPONSIBILITIES:• Collaborate in a dedicated team focused on enabling machine learning applications across the organization.• Develop, scale, and operationalize state-of-the-art machine learning solutions.• Create scalable and resilient ML pipelines for predictive analytics, enhancing key performance indicators such as member engagement and revenue.• Implement robust monitoring processes for production ML pipelines.• Support production systems to deliver batch and real-time streaming model predictions.• Engage actively in solution design and modeling, ensuring adherence to best practices and ML architectural principles.• Partner closely with Product, Engineering, and Marketing teams to develop data-driven ML solutions addressing critical business questions.• Deploy models, assess their performance, and continuously refine them.• Oversee model retraining, drift monitoring, pipeline automation, quality control, and governance of production models.• Collaborate with the Operations team to ensure effective production support.CANDIDATE PROFILE:• Minimum of 4 years of experience in ML pipelines and ML-focused Python development.• Strong understanding of software engineering principles and practices.• Proficient in RESTful APIs.• Experienced in building ML and LLM-based recommendation systems.• Proven track record in designing and developing backend components optimized for low-latency and high-performance applications.

Nov 7, 2025

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Senior Backend Developer at shyftlabs | Toronto, Ontario

shyftlabs

Full-time|On-site|Toronto, Ontario

Join our dynamic team at shyftlabs as a Senior Backend Developer. In this pivotal role, you will be responsible for building and maintaining robust server-side applications that power our innovative solutions. You will work closely with cross-functional teams to deliver high-quality software that meets our business needs.Your expertise in backend technologies will be crucial in optimizing our systems and ensuring scalability. If you are passionate about technology and eager to contribute to exciting projects, we would love to hear from you!

Mar 18, 2026

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Senior Backend Java Developer

Walter Careers

Full-time|Remote|Remote — Canada

Join our client, a leading global media and technology organization that links individuals to their passions. With a reach of nearly 900 million worldwide, we connect people to their interests—be it finance, sports, shopping, gaming, or news—through reliable products, content, and technology that enrich their everyday lives.As a prominent provider of email services, we dispatch over 4.5 billion emails daily and are consistently recognized for our high-quality mobile applications. Our mail services are crucial to our long-term growth strategy.About the Role:We are in search of a skilled Backend Java Developer to join our team, contributing to one of the foremost mail platforms globally. Currently, we are engaged in migrating our core mail services to a cloud-agnostic environment, necessitating the transfer of all applications, code, platforms, and infrastructure to the cloud, while optimizing and modernizing them for future scalability.About You:You are dedicated to advancing your skills and prioritize high-quality application development utilizing modern technology stacks and cloud environments. You will take joy in constructing the next generation of communication products across web and mobile platforms. Your focus will be on driving tasks to completion, collaborating to achieve shared goals, analyzing scenarios and potential edge cases, learning from leadership, and comprehending the broader impact of your contributions.If you aspire to be part of a world-class team of enthusiastic professionals and industry experts who value code quality, architecture, design, and user experience, all while enjoying camaraderie, we would love to hear from you.Tasks and Deliverables:Design, develop, and sustain Java-based applications on cloud platforms.Oversee the migration of Java applications and core mail services.Identify and implement optimizations, re-architect infrastructure as needed.Integrate with existing DevOps and CI/CD pipelines/environments.Enhance future maintainability of the platform and its associated tools.Design and implement solutions that fulfill business needs while ensuring scalability, security, and reliability.Collaborate with cross-functional teams to develop and deploy complex applications on AWS/GCP.Lead and mentor fellow engineers during the design and development process.

Oct 8, 2025

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Lead Backend AEM Developer

Valtech

Full-time|CA$90K/yr - CA$140K/yr|Remote|Canada - Remote

Why join Valtech? We are an experience innovation company, serving as a trusted partner to some of the world's most renowned brands. We provide our team with ample opportunities for growth, a culture driven by values, international career prospects, and the chance to help shape the future of experiences.The opportunityAt Valtech, you will find an environment that fosters continuous learning, encourages meaningful impact, and promotes professional growth. Whether you are pioneering innovative digital solutions, challenging conventional thinking, or creating the next generation of customer experiences, your contributions will play a vital role in transforming industries.

Mar 26, 2026

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Senior Backend Software Developer

Kepler

Full-time|On-site|Canada

Join Kepler as a Senior Backend Software Developer and contribute to innovative software solutions that drive our mission forward. In this role, you will collaborate with cross-functional teams to design and implement robust backend systems. Your expertise will be crucial in optimizing performance, enhancing scalability, and ensuring security in our applications.

Feb 12, 2026

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Senior Backend Software Developer

MaintainX

Full-time|On-site|Toronto, Ontario, Canada

Join MaintainX as a Senior Backend Software Developer, where you will have the opportunity to shape our backend platform and contribute to the development of innovative solutions that enhance operational efficiency for our clients. You will collaborate with cross-functional teams to design, implement, and maintain robust backend systems that support our growing user base.

Apr 29, 2026

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Senior Backend Developer — Monetization

Xsolla

Full-time|On-site|Montreal

ABOUT YOUWe are seeking a skilled Senior Backend Developer with a strong background in PHP and Go to enhance our Monetization platforms. You will be integral in developing new microservices and refining existing legacy PHP systems, focusing on boosting stability, performance, and overall architecture.ABOUT USAt Xsolla, we are a leading global commerce company dedicated to empowering game developers with innovative tools and services tailored to tackle the unique challenges of the video game industry. Our partners range from indie developers to AAA studios, all leveraging Xsolla's expertise to fund, distribute, market, and maximize their game monetization efforts. We firmly believe in the future of video games and are committed to uniting opportunities and continuously providing new resources for creators. Headquartered in Los Angeles, California, Xsolla serves as the merchant of record for over 1,500 game developers, enabling them to reach a wider audience and achieve substantial growth in their businesses worldwide. With diverse avenues for revenue and success, we equip developers with all the necessary resources to thrive.For more details, visit xsolla.com.

Nov 27, 2025

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Senior Backend Developer - AI/ML Focus at Stay22 | Montreal

Stay22

Full-time|On-site|Montreal HQ

About Stay22At Stay22, we are redefining how individuals convert online. Our AI-powered affiliate platform empowers publishers, ticketing platforms, and content creators to unlock new revenue streams while enhancing user experience for their audiences. At Stay22, our partners don't just earn more; they also provide more. Join us to be part of something significant that is transforming the affiliate landscape.Job OverviewAs a Senior Backend Developer within Stay22's Neuro Team, you will be pivotal in designing and developing robust backend systems that underpin our AI/ML infrastructure. The Neuro team's mission is to create, develop, and maintain our Roam and Spark engines—our machine learning-based redirection and affiliate link systems—along with associated services such as ML pipelines, model hosting, and LLM gateways.In this role, your focus will be on the AI/ML infrastructure (with model training managed by our ML engineers), ensuring seamless data flow in the pipelines and the reliability of inference services. You will support Stay22's Roam and Spark AI products by developing scalable backend APIs and services for real-time inference and analytics, while also creating APIs and tools that facilitate rapid AI experimentation at the enterprise level.Key ResponsibilitiesDesign, develop, and maintain end-to-end AI/ML pipelines and services, from data preparation to model deployment and real-time inference engines, to support Stay22's AI products.Develop the backend and APIs for the Roam (ML-based redirection) and Spark (AI-based affiliate links) engines, ensuring scalability, performance, and reliability.Create and maintain internal client/gateway layers for large language models (LLM), enabling product teams to leverage these models for functionalities such as content suggestion and classification.Collaborate with the ML engineering team to integrate trained models into production services and with the Data team to optimize the pipelines feeding the models.Work with the Forge/platform team to set up and maintain cloud infrastructure (GCP), ensuring high availability and performance.

Sep 17, 2025

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Backend Developer in Machine Learning

Plusgrade

Full-time|On-site|Montreal, Quebec

***English version below***Travel transcends destinations; it is woven from the memories created along the way. At Plusgrade, we are committed to redefining the future of travel by partnering with over 250 airlines, hotels, cruise lines, rail networks, and financial services to create meaningful new revenue streams through exceptional customer experiences. Grounded in our core values of ambition, innovation, and collaboration, we are continuously driven to push boundaries, exceed expectations, and harness the best of everyone. We cultivate a culture that believes our strength lies in our unity, working together to build an extraordinary future in the travel industry. Join us in transforming everyday journeys into truly remarkable experiences.ABOUT THE POSITIONAs a Machine Learning Engineer within the ML Applications team, you will be responsible for designing, developing, and deploying innovative machine learning platform solutions to tackle complex business challenges. This role requires a strong software development background, a keen interest in cutting-edge technologies, excellent problem-solving skills, and the ability to work both independently and collaboratively in a fast-paced environment.This position reports to the Director of ML Applications.YOUR RESPONSIBILITIES:• Collaborate within a small team passionate about scaling the use of ML applications across the organization.• Productionize, scale, and commercialize state-of-the-art machine learning solutions.• Design and develop scalable and robust ML pipelines to enable predictive data usage by downstream applications, enhancing key performance indicators (KPIs) such as member engagement and revenue.• Create and implement robust processes for monitoring production ML pipelines.• Support production systems to deliver batch and real-time model predictions to all applications.• Actively participate in solution design and modeling to ensure ML products are developed according to best practices, standards, and ML architecture principles.• Work closely with our product, engineering, and marketing teams to develop data and ML solutions that address critical business questions.

Jul 17, 2025

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Senior Backend Developer - General Application

Stay22

Full-time|On-site|Montreal HQ

About Stay22At Stay22, we are transforming the way people convert online. Our AI-powered affiliate platform empowers publishers, ticketing platforms, and content creators to unlock new revenue streams while enhancing the user experience for their audiences. At Stay22, our partners not only earn more but also provide greater value. Join us in being part of something significant that is reshaping the world of affiliate marketing.Job SummaryAs a Senior Backend Developer at Stay22, you will play a crucial role in ensuring the robustness, scalability, and performance of the core systems that drive our business. You will design and build high-throughput APIs, manage complex data pipelines, and ensure our infrastructure is capable of handling millions of requests with low latency.You will act as a technical leader, driving large-scale backend initiatives from architectural design to deployment and monitoring. You will work with diverse data sources, optimize database interactions, and help evolve our microservices architecture. This role requires a deep understanding of distributed systems, a focus on reliability, and a passion for mentoring others toward backend engineering excellence.Key ResponsibilitiesSystem Architecture and DevelopmentDesign, build, and maintain scalable APIs and backend services using Python and/or Node.js/TypeScript.Develop efficient data processing pipelines to manage the ingestion, normalization, and storage of massive datasets from various external sources.Optimize database performance (PostgreSQL, MongoDB, Redis) by crafting schemas and queries that remain efficient at scale.Reliability and OperationsTake ownership of system reliability by implementing comprehensive observability (logs, metrics, tracing) to ensure high availability.

Feb 20, 2026

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Senior .NET Designer/Developer (Backend)

Recruitment Solutions Integrators

Contract|On-site|Montréal

Join our dynamic team as a Senior .NET Designer/Developer specializing in backend systems. This role offers a 12-month contract based in the vibrant city of Montréal.In this position, you will engage in the complete Software Development Life Cycle (SDLC) for web applications. You will have the opportunity to expand your knowledge in cutting-edge technologies, including Cloud computing, RFID, Bluetooth, and WiFi, as we transition existing systems to next-generation product lines.Your responsibilities will include collaborating with internal and external users to assess design requirements, processing capabilities, user access levels, and the necessary software, firmware, and hardware components. You will conduct detailed analyses of system designs, creating sequential and logic diagrams based on system requirements or user stories.

Mar 5, 2018

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Senior Node.js Backend Developer

jobgether

Full-time|Remote|Canada

Role overview Jobgether’s partner company is seeking a Senior Node.js Backend Developer based in Canada. This is a remote-first role focused on building secure, scalable, real-time backend systems for digital finance services used worldwide. What you will do Design and develop backend architectures using Node.js to support financial products and services Create and maintain APIs and core backend services, emphasizing security and scalability Work with distributed systems and optimize backend performance for global reach Collaborate with engineers in multiple regions to ensure reliable infrastructure Help shape the next generation of digital finance solutions Requirements Advanced experience with Node.js in backend development Strong understanding of backend architecture and distributed systems Comfort with real-time systems and performance tuning Interest in secure, scalable digital finance products Ability to work independently and take ownership in a remote-first team Work culture The team values autonomy, ownership, and innovation. Collaboration happens remotely across regions, with members sharing knowledge and building products that reach a global audience.

Apr 28, 2026

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Node/AWS Software Engineer - Backend Development

3Pillar Global

Full-time|On-site|Canada

Role overview 3Pillar Global is seeking a Node/AWS Software Engineer to focus on backend development. This position involves designing and building backend systems that serve products and customers throughout Canada. What you will do Develop and maintain backend services using Node.js and AWS tools. Collaborate with engineers, product managers, and other teams to deliver reliable software solutions. Take part in technical decisions and address complex backend challenges. Build scalable and maintainable systems to support product growth and evolution. Location This role is open to candidates residing in Canada.

Apr 24, 2026

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Senior Backend Software Developer - Platform & Services

Hive

Full-time|Remote|Canada (Remote)

At Hive, we are a dynamic SaaS company revolutionizing marketing solutions for live event promoters across North America. Our engineering team is dedicated to developing and maintaining innovative systems that enable our clients to achieve extraordinary results with ease. We pride ourselves on our agile approach, consistently delivering minimum viable products, deploying multiple times a day, and quickly adapting to customer feedback.We tackle significant technical challenges, processing high volumes of real-time data from over 20 integrations (including Ticketmaster and Eventbrite), managing billions of customer data points, and sending more than 200 million emails and SMS messages monthly on behalf of our clients. Our platform is entirely hosted on AWS, utilizing a robust backend technology stack that includes Python, Django, MySQL, MongoDB, Elasticsearch, Clickhouse, Redis, and various AWS services.We are currently looking for a Senior Backend Software Development Engineer to join our team and address complex challenges while enhancing our customers' experiences at scale.

Mar 23, 2026

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