Senior Backend Developer - General Application

Mila is a research center based in Montreal, founded by Professor Yoshua Bengio at the Université de Montréal. The institute is recognized for advancing artificial intelligence, particularly in machine learning, deep learning, and reinforcement learning. Mila’s researchers have contributed to key areas such as language modeling, machine translation, object recognition, and generative models. Operating as a partnership between Université de Montréal and McGill University since 2017, with strong links to Polytechnique Montréal and HEC Montréal, Mila works to advance AI research and innovation for societal benefit. Role overview The Senior Developer - AI Application Development will join Mila’s AI Application Development (AAD) team. This group builds applications powered by generative AI and machine learning, collaborating with Studios, AMLRT, and other internal teams. The work involves transforming research and prototypes into platforms, products, and interactive demos. What you will do Define architecture and integrate large-scale AI models into applications Develop and enhance critical features for AI-driven platforms Deliver reliable, production-ready systems Contribute to technical decisions and maintain code quality Model and promote strong engineering practices Mentor junior developers Help structure a sustainable technical ecosystem, including LLM, RAG, agents, pipelines, observability, and performance Who thrives in this role This position fits someone interested in shaping technical direction, contributing to strategic projects, and working across backend development, applied AI, data, DevOps, and software products. Location Montreal, Quebec, Canada Learn more at https://mila.quebec/

Join mila-2, a cutting-edge research institute dedicated to advancing artificial intelligence. We are seeking a talented and motivated AI Applications Developer to contribute to our innovative projects. In this role, you will work with a dynamic team of experts to develop and implement advanced AI applications that solve real-world problems.

At Tecsys, we recognize the numerous benefits of remote work for employee well-being and the environment, including enhanced morale, increased productivity, and reduced commuting time. We take pride in being a remote-first company, supported by cutting-edge technologies and programs that facilitate this work model. Our well-located offices and collaborative workspaces provide our team with the freedom and flexibility to work in ways that maximize productivity.About Tecsys Tecsys is a rapidly growing innovator that delivers supply chain solutions to leading healthcare systems, hospitals, pharmacies, distributors, retailers, and third-party logistics providers. We collaborate with industry leaders to transform their supply chains through technology. If you enjoy tackling challenging problems with opportunities for continuous learning, we welcome you to join our team!Our Product & Technology team leverages operational research and AI/ML technologies to design next-generation supply chain solutions. We embrace a pragmatic and hands-on approach to AI, addressing challenges in warehousing, distribution, transportation, and inventory management. We are currently seeking a Senior AI/ML Developer to join our team and help drive AI, ML, data science, and operational research initiatives, making meaningful recommendations across various supply chain use cases.How Will You Contribute to the Team?As the AI expert within the team, you will work closely with development teams to spearhead the creation of new features, offering actionable business insights to our clients and end-users. Your efforts will enable them to manage their operations more efficiently. You will identify, coordinate, and develop data science solutions to build predictive and prescriptive models, designing AI/ML/agent solutions utilizing data pipelines to tackle supply chain issues. Additionally, you will participate in the design and development of production-quality AI systems, including features based on large language models (LLM), retrieval-augmented generation (RAG) pipelines, and multi-step agent workflows. You will assist in transforming experimental AI capabilities into reliable, scalable, and measurable product features.

About UsAt Osedea, we are a dynamic and innovative technology development firm committed to putting people at the heart of our operations. Our passion for technology is matched only by our dedication to fostering a supportive environment for our clients and team members alike. We genuinely care about our clients' success as well as the personal and professional growth of our team.We believe in the strength of community, which drives us to create meaningful relationships both internally and externally. Inclusivity is a core value for us; we celebrate diverse backgrounds, experiences, and perspectives, and we continuously strive to create a welcoming atmosphere for all.We thrive on collaboration and creativity, waking up each day inspired to contribute to a more efficient and enjoyable world through our work.

English version will follow About Plusgrade:At Plusgrade, we believe that travel is about more than just reaching a destination; it’s about crafting unforgettable memories along the journey. Our mission is to redefine the future of travel by partnering with over 250 airlines, hotels, cruise lines, rail networks, and financial services to generate significant new revenue streams through exceptional customer experiences. Grounded in our core values of ambition, innovation, and collaboration, we continuously strive to push boundaries, exceed expectations, and harness the best in everyone. We cultivate a culture that recognizes our strength lies in unity, working together to build an extraordinary future in the travel industry. Join us in transforming everyday travel into truly extraordinary experiences. About the Position:As a Senior Software Developer specializing in Automation and AI within the Enterprise Systems and Information Security team, you will serve as the technical lead for the implementation, deployment, and maintenance of AI-driven automation at Plusgrade. You are a native AI developer, seamlessly integrating AI into every phase of your workflow: coding, testing, debugging, reviewing, and deploying. This allows you to navigate through various languages and platforms, selecting the most appropriate tool for the task at hand rather than sticking to familiar ones. You will collaborate closely with a Senior Process Optimization Consultant and informally mentor software developers in the team, setting standards and elevating the craft. You will report to the Director of AI Solutions.What You Will Do:

Role Overview mila-2 is hiring a Senior AI Developer (Safety) to join the Montreal office. This position centers on building artificial intelligence applications with a focus on safety and reliability. What You Will Do Design, develop, and deploy advanced AI solutions that address security and safety needs. Work closely with a team of specialists to ensure AI systems meet high standards for reliability. Contribute to projects that affect both the organization and the wider community. Location This role is based in Montreal, Quebec, Canada.

At Tecsys, we embrace the benefits of a remote-first work culture, enhancing employee morale, productivity, and minimizing commuting impacts on well-being and the environment. Our commitment to a digital-first approach is supported by advanced technologies and programs that foster a collaborative and engaging work environment. Our team enjoys the flexibility to work in a way that maximizes their productivity, whether from the comfort of home or in our conveniently located offices.About UsTecsys is a dynamic and fast-growing innovator providing cutting-edge supply chain solutions to leading healthcare systems, hospitals, pharmacies, distributors, retailers, and 3PLs. Partnering with industry leaders, we leverage technology to revolutionize supply chains. If you are eager to tackle exciting challenges and pursue continuous learning, Tecsys may be the ideal place for you!Our Product & Technology team utilizes Operations Research alongside AI and ML technologies to create next-generation supply chain solutions. We maintain a practical approach to applying AI in addressing tangible challenges in warehousing, distribution, transportation, and supply chain management. We are currently seeking a Senior AI/ML Developer to drive forward our AI, ML, Data Science, and Operations Research initiatives, delivering actionable business insights for various supply chain applications.Your RoleAs our resident AI expert, you will collaborate closely with development teams to lead the creation of innovative features, providing actionable insights to our customers and end-users, enabling them to manage their operations efficiently. You will spearhead the identification, coordination, and development of Data Science solutions to construct predictive and prescriptive models, as well as design AI/ML solutions that utilize data pipelines to effectively tackle supply chain problems. Furthermore, you will contribute to the design and development of robust, production-grade AI systems, including LLM-powered features, retrieval-augmented generation (RAG) pipelines, and multi-step agent workflows. Your efforts will help transform experimental AI capabilities into reliable, scalable, and measurable product features.While managing the end-to-end cycles of solutions is not your primary responsibility, your support in this process—particularly in developing tools to evaluate model efficacy—will be invaluable.

Join MaintainX as a Software Developer specializing in AI development tools. In this role, you will be part of a dynamic team responsible for creating innovative solutions that enhance our platform's capabilities. You will collaborate with cross-functional teams to design, develop, and implement AI-powered features that drive efficiency and improve user experience.

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.

About the RoleWe are seeking two highly skilled backend engineers to become integral members of our dynamic team in Montreal and Berlin. In this role, you will be instrumental in enhancing our technological capabilities by significantly improving our core backend functionalities, thereby enabling other teams to efficiently utilize this backend.If you are enthusiastic about creating exceptional products, thrive in a fast-paced environment, and are eager to contribute to the growth of an ambitious startup, then this opportunity is tailor-made for you.Our Technology Stack:Python / FastAPIPostgreSQL / MongoDB / ElasticCloud LLM providers + bare metal GPUsGoogle Cloud Platform (GCP)Joining us as an early team member means assuming significant responsibilities from the outset, with the chance to influence our foundational technological stack and infrastructure.As part of one of the most forward-thinking AI companies today, you will collaborate with a talented team of colleagues who are leaders in their respective domains, creating an incredibly stimulating work environment. Your ResponsibilitiesOwn the delivery of complex projects, collaborating with cross-functional teams to ensure the timely completion of mission-critical components.Gain a comprehensive understanding of Reliant's overarching vision and incorporate this into your architectural and process decisions.Provide insightful feedback to refine UI/UX concepts and assist in planning backend and infrastructure enhancements.Take proactive steps to maintain long-term code quality and architectural integrity. QualificationsWe are looking for a candidate with a proven track record in backend or full-stack development, with a focus on rapid innovation and effective systems design to facilitate scalability for both opportunities and team growth.You will excel in this position if you possess the following skills and experiences:5+ years of demonstrable experience in building backend services or distributed systems.Experience in designing, building, testing, and maintaining backend services and APIs that support product features, including the ability to write robust, production-quality code.Engage in system and service design; contribute to architectural discussions and make informed decisions regarding scalability, latency, cost, and reliability.Ability to navigate ambiguity and translate high-level requirements into actionable implementation plans.Collaborate with cross-functional partners including product management, frontend, UX, data, and operations to define requirements, plan implementations, and deliver features.Ensure code quality through writing, reviewing, and enhancing unit/integration tests.

Bounteous is a leading digital transformation consultancy that collaborates with ambitious brands to create innovative digital solutions that address today’s complex challenges and tomorrow’s opportunities. With an unwavering commitment to technical and domain expertise, we provide strategic solutions across various domains, including Strategy, Analytics, Digital Engineering, Cloud, Data & AI, Experience Design, and Marketing.Our Co-Innovation methodology is a distinctive engagement model crafted to align interests and expedite value creation. Clients around the globe benefit from the expertise of over 4,000 skilled professionals spread across the Americas, APAC, and EMEA. By partnering with top-tier technology providers, we design transformative digital experiences that enhance customer engagement and drive business success.We are seeking a Senior Java Developer with 5 to 15 years of professional experience to join our high-performing team. This role requires strong expertise in Java, Spring Framework, SQL, test-driven development (TDD), and multithreading. Experience in the banking and investment sector is highly preferred. You will work on complex financial systems that drive critical operations. Key Responsibilities:Software Development:Develop, manage, and enhance enterprise-level Java applications. Leverage the Spring Framework (Spring Boot, Spring Data, Spring Security) to build scalable and secure solutions. Write efficient SQL queries and optimize database interactions. Develop multithreaded applications to handle concurrent operations.Test-Driven Development (TDD):Write clean and testable code following TDD principles. Develop and maintain unit tests and integration tests.

As a Senior Full-stack Developer, you will be instrumental in architecting, developing, and maintaining top-notch, scalable, and secure software solutions. Your responsibilities will span the entire technology stack, from front-end to back-end, creating features that provide tangible business value and drive the enhancement of our platform. Close collaboration with Product Managers, Designers, and Tech Leads will be essential as you transform product concepts into dependable, high-performing, and maintainable code. Your role will meld strong technical execution with the ownership of complex projects, emphasizing active collaboration within a dynamic, cross-functional agile team.

Hello there! We appreciate your interest in our opportunity If you are on the lookout for a new challenge, you may have just found the perfect fit! We are excited to welcome a Senior iOS Developer to our dynamic team, particularly to bolster Lightspeed’s Hospitality product group. Your role will be pivotal in our journey to broaden our market presence and enhance our cutting-edge hospitality commerce platform. You will be part of the team responsible for Lightspeed Tempo, a foundational product that empowers restaurant operators to create remarkable dining experiences through intelligent, data-driven pacing. Our goal is to transform the service experience by moving from instinctive decision-making to a measurable and coachable advantage, utilizing real-time dining flow data. Join our vibrant and collaborative team, where we strive to refine our engineering practices and deliver innovative technology while keeping the work environment enjoyable. Your contributions will reshape how the world approaches hospitality. Key Responsibilities: Collaborate with some of the best talents in the industry to enhance our iOS application by developing innovative features and user-focused workflows. Design and build visually appealing, efficient, and functional mobile applications for iOS using Swift and Objective-C. Balance your daily tasks between developing new features and maintaining existing integrations, with a focus on expanding our reach into new markets through innovative iOS capabilities. Work closely with the Team Lead and engage with Product Managers, UI/UX Designers, and cross-functional teams to ensure smooth integration and performance of our POS system. Participate in daily Agile ceremonies and contribute to creative brainstorming sessions to challenge conventional approaches while executing forward-thinking solutions that boost user engagement. Uphold high standards in code quality and system reliability, take ownership of the codebase, and strengthen the robustness of our infrastructure. Foster the team's performance by sharing insights, adopting best practices in iOS development, and continually seeking innovative enhancements for our app. Feel free to explore our Tech Stack here.

Join Our Team at DulcedoAt Dulcedo, we believe that effective talent management transcends mere numbers; it's about crafting strategies, establishing structures, and cultivating a long-term vision. As a premier talent management agency, we specialize in the representation of creators, influencers, athletes, models, and entertainment talent across North America and globally. Our mission is to develop sustainable, scalable careers for our talent while providing exceptional service to the brands and partners they collaborate with. We prioritize robust systems, strategic recruitment, and intentional growth over short-term achievements.As the largest multidisciplinary talent management group in Canada and a recognized leader in the North American market, we manage the global careers of over 500 models, numerous Olympic and professional athletes, and an expanding roster of top-tier digital creators, influencers, and streamers. With offices in Montreal and Toronto, and a vast network extending to Los Angeles, New York, Miami, and beyond, Dulcedo stands at the crossroads of talent, culture, and entertainment.Our commitment to Diversity, Equity, and Inclusion is central to Dulcedo's values and recruitment processes. We celebrate a workforce that reflects a rich tapestry of ethnic backgrounds, races, gender identities, sexual orientations, abilities, and lived experiences. Our ongoing mission is to recruit, support, and develop talent in a manner that guarantees equal opportunities for all applicants.As a people-first organization, Dulcedo's team comprises ambitious, collaborative, and high-performing individuals who are deeply committed to culture, integrity, and impact. Proudly recognized as a Great Place to Work, we cultivate an environment that empowers our team members to grow, challenge themselves, and engage in meaningful work alongside industry-leading talent.Your Role: We are seeking a Senior NetSuite Developer to bring NetSuite development in-house, enabling us to create a faster, smarter, and more scalable finance engine without depending on outsourced support for daily enhancements. You will work closely with the Accounting team to translate operational needs into impactful workflows, automations, and reporting that streamline our business processes, backed by comprehensive documentation and governance for each release. You will oversee the entire NetSuite development process, identifying customizations, assessing system fragility, and uncovering significant opportunities for improvement. We are looking for a builder who can propose innovative solutions and help establish a sustainable operational rhythm (intake → build → UAT → release → documentation) that grows alongside the company.

Why Choose PlayStation?At PlayStation, we pride ourselves on being more than just the Best Place to Play; we also strive to be the Best Place to Work. As a recognized global leader in entertainment, we are proud to produce the PlayStation family of products and services, which includes PlayStation®5, PlayStation®4, PlayStation®VR, PlayStation®Plus, and acclaimed titles from PlayStation Studios.We are committed to fostering an inclusive environment that empowers our employees and embraces diversity. We invite individuals who are passionate about innovation, technology, and gaming to explore our open positions and join our expanding global team.The PlayStation brand is part of Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation.In May 2021, we embarked on an exciting journey to create Haven Studios, with a small team and big ambitions. Our goal was to establish a studio where we could develop the kinds of games we've always dreamed of creating and playing.We have made remarkable progress in a short time, thanks to our talented and passionate team and their exceptional contributions. At Haven, we have cultivated a culture based on kindness, flexibility, and courage, which fuels creativity. Our first new intellectual property for PlayStation is on track to deliver a high-level multiplayer experience, aiming to create a systemic and evolving universe focused on freedom, thrills, and the joy of play that will entertain and captivate players for years to come.Haven joined the PlayStation Studios family in 2022, and we are well on our way to creating a new exclusive intellectual property for PlayStation while developing the first Sony game development team in Canada.We are seeking an experienced Senior AI Programmer to join our studio. You will be responsible for various AI systems and features, ensuring their technical quality. You will help clarify technical requirements and contribute to...

About Us: At Adaptive Financial Consulting, we are a premier financial consulting firm dedicated to partnering with participants in capital, commodity, and digital markets. We pride ourselves on leveraging cutting-edge technology to provide tailored solutions that drive differentiation and long-term competitive advantage. Our esteemed clientele includes some of the world's foremost investment banks, asset managers, fintech innovators, and capital market service providers. With a global footprint extending to major cities such as London, Manila, New York, Barcelona, and Montreal, we have consistently delivered powerful and elegant trading technology solutions that prioritize user experience. We are currently seeking a skilled Java Developer to join our dynamic Montreal team on an exciting new project!

Join our dynamic team at Xsolla as a Senior Frontend Software Developer, where you will play a critical role in designing and implementing cutting-edge user interfaces for our innovative gaming solutions. Your expertise will help shape the future of our platform, ensuring a seamless user experience for millions of gamers worldwide.

Join our innovative team at Bounteous as a Senior Python Developer. We are looking for a passionate developer who thrives in a collaborative environment and is eager to tackle complex problems with elegant solutions. In this role, you will design, develop, and maintain scalable applications while working closely with cross-functional teams. Your expertise in Python and related technologies will be pivotal in driving our projects forward.

Role Overview Vention is looking for a Senior Software Developer in Montreal. This role focuses on designing and building software solutions that improve our products and support business goals. Collaboration with teams across the company is central to the work. What You Will Do Write clear, maintainable code for new and existing features Take part in code reviews to support quality and share knowledge Mentor junior developers, offering guidance and feedback Work closely with colleagues from different disciplines to deliver improvements Who We’re Looking For Strong interest in technology and software development Comfort working in a quick-moving setting Experience collaborating with diverse teams Commitment to writing reliable, maintainable code