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Experience Level
Entry Level
Qualifications
Proficient in programming languages such as Python, Ruby, or Java. Experience with microservices architecture and RESTful APIs. Strong understanding of database technologies, including SQL and NoSQL solutions. Ability to write clean, maintainable code and perform code reviews. Excellent problem-solving skills and a passion for technology.
About the job
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
About Robinhood Markets, Inc.
Robinhood is a pioneering fintech company dedicated to democratizing finance for all. Our mission is to make investing accessible to everyone, allowing individuals to trade stocks, ETFs, options, and cryptocurrencies without paying commissions. We are a rapidly growing company, committed to innovation and building a diverse team.
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…
Jerry.ai is seeking a Tech Lead to join the Core Product Engine team in Toronto, Ontario. This role centers on backend leadership for the systems that power AI-driven products. The Tech Lead will manage a group of engineers and take ownership of delivering reliable, scalable software that meets the needs of users. Key responsibilities Guide the development of backend systems that support Jerry.ai’s products Lead and mentor engineers, helping them grow and ensuring strong team results Shape architectural decisions and set technical direction for core features Ensure software remains scalable, high-performing, and meets user requirements Requirements Experience leading backend engineering teams Proven background in designing and building scalable backend systems Ability to make architectural decisions and guide technical strategy Clear communication skills and a collaborative approach to problem-solving
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 industries.We take pride in:Our commitment to innovationOur core values: « share, dare, care »A company culture that fosters collaboration and innovation
Jobgether is hiring an Engineering Team Lead to guide the Core Product Engine team. This position is based in Canada and centers on backend development for the company’s main products. Role overview The Team Lead will oversee a group of engineers, providing direction and support as they build and improve backend systems. Collaboration with other departments is essential to ensure new features are integrated and deployed smoothly, always aligning with broader company goals. What you will do Lead and mentor backend engineers working on the core product engine Support the team in developing scalable backend solutions Work with cross-functional teams to deliver features that match strategic priorities Requirements Experience leading engineering teams focused on backend development Strong background in building scalable backend systems Ability to collaborate with teams across the organization
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.
Build It. Scale It. Own It.Sangoma Technologies Corporation is thrilled to announce an opportunity for a Senior Backend Developer to become part of our innovative team. As a recognized leader in business communication solutions, we are dedicated to delivering cutting-edge services that enable businesses to succeed. In this remote role, ideally suited for candidates within the Eastern or Central time zones, you will design and implement powerful backend systems that underpin our diverse portfolio of UCaaS products.Your backend development expertise will be essential in boosting the performance, reliability, and scalability of our applications. You will play a pivotal role in ensuring high-availability cloud services while working collaboratively across teams in a dynamic environment. If you are passionate about tackling complex challenges, contributing to robust, high-availability systems, and thriving in a fast-paced atmosphere, we invite you to apply!Note: We are currently unable to offer employment-based sponsorship now or in the future.Your Responsibilities:Design and develop scalable, distributed APIs and backend software that seamlessly integrate with various third-party APIs, emphasizing security and reliability.Enhance the ongoing operation and performance of the Sangoma Meet Cloud platform, ensuring adherence to SLAs and 24/7 service reliability.Create, develop, and maintain server-side applications and services utilizing modern technologies and architectural frameworks.Collaborate closely with frontend developers and cross-functional teams to deliver smooth API integrations.Troubleshoot and resolve issues to ensure optimal availability and user experience.Participate in architectural discussions and contribute to shaping technology roadmaps.Stay updated with industry trends and emerging technologies to foster continuous improvement.Mentor and guide junior developers, nurturing a culture of growth and learning within the team.
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.
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.
Role overview jerry.ai is searching for a Tech Lead Manager to guide the Core Product Engine (Backend) team in Toronto. This leader will help shape the backend systems that power key products and play a central role in setting the company’s technical direction. What you will do Lead and mentor backend engineers, focusing on both technical skill-building and career growth. Set technology strategies that align with business needs. Oversee the design and delivery of backend systems built for reliability and scalability. Champion software quality and uphold strong engineering practices. Requirements Proven experience as a technical leader with a focus on backend architecture. Demonstrated ability to mentor and support engineering teams. Comfort making technology choices that reflect company priorities. This role is based in Toronto, Ontario.
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
About ShyftLabsAt ShyftLabs, we are passionate about leveraging data to drive innovation. Since our inception in 2020, we have empowered Fortune 500 companies to achieve remarkable growth through our state-of-the-art digital solutions that revolutionize industries and deliver tangible business results. As we continue to expand rapidly, we seek enthusiastic problem-solvers eager to transform visionary ideas into impactful realities.The OpportunityJoin our dynamic Toronto-based startup where we are creating data-centric products designed for massive scalability. We are in search of a Technical Lead / Backend Architect to lay the groundwork for our backend architecture as we gear up for our next growth phase. In this pivotal role, you will actively participate in designing distributed systems capable of processing billions of events on a monthly basis, while also mentoring our engineering team to develop scalable, secure, and high-performance services.This is your chance to take charge of architectural decisions, steer the technological direction, and collaborate with a dedicated team that values speed, experimentation, and craftsmanship.
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.
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.
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!
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.
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.
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.
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.
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.
***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.
