Senior Backend Software Developer - Platform & Services

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 produc…

Internal Title: DeveloperJob Type: Permanent, Full-TimeJob Location: Ottawa, ONWork Model: HybridJob Status: Existing VacancyPosition SummaryJoin CBN Nano Technologies, where we are at the forefront of innovation in scanning probe microscopy and its software interfaces. This role is pivotal in designing, developing, and testing backend software systems that facilitate automated experimental workflows driven by researchers. The successful candidate will craft high-performance services that enable data acquisition, algorithmic processing, and user-centric workflow tools. The position necessitates the creation of robust and maintainable backend components that seamlessly integrate with laboratory instruments, research software, and data pipelines, ensuring reliability and efficiency in a research and development setting.ResponsibilitiesDesign and develop backend components that communicate with laboratory instruments via vendor SDKs, hardware communication protocols, or custom control APIs.Create and implement backend systems that empower user-facing visualization and workflow tools, allowing researchers to analyze and interpret experimental results effectively.Develop and uphold RESTful APIs that manage laboratory instrument control, workflow automation, and data processing pipelines.Collaborate with cross-functional teams, including data, product, infrastructure, and instrument operations, to construct reliable backend systems that enable automated scientific workflows.Engage with a diverse technology stack to design, develop, and troubleshoot backend system components from end to end.Stay informed about advancements in application development, programming languages, and backend engineering practices.

Join our dynamic team at 1pertinentinc as a Senior Backend Engineer. In this pivotal role, you will be responsible for designing, developing, and maintaining our backend systems. You will collaborate closely with cross-functional teams to deliver high-quality software solutions that enhance user experiences.We are looking for a passionate engineer who thrives in a fast-paced environment and is eager to tackle complex challenges. Your expertise in backend technologies will help us to scale our applications and improve system performance.

Role Overview Venn is hiring a Senior Backend Engineer in Toronto. This role focuses on designing and improving backend architecture to support reliable, scalable applications. The position involves close collaboration with colleagues from various teams to deliver solid software that supports business goals.

Join Our TeamBecome a pivotal part of the team that designs and evolves the Unity Package Manager ecosystem—a backbone that empowers millions of creators to discover, share, and integrate extensions that enhance their workflows. Collaborate with multiple teams within Unity to design and deliver robust backend services and integrations within the Unity editor that support the creation and use of packages on a global scale.In the initial months, your success will be measured by delivering enhancements to service functionalities, contributing to key features of the package manager and its integration within the Unity editor, and elevating code quality through testing and reviews. In the long run, you will help define the next generation of ecosystem management for Unity.Your impact will be felt directly by internal teams and external creators by making package development faster, safer, and more reliable.This role offers the opportunity to work with multiple programming languages (Node.js/C#/C++), tackle large-scale distributed systems challenges, mentor peers, and set standards for developer experience within a widely used platform.

Be a part of the financial revolution!At Robinhood, our mission is to democratize finance for everyone. With an anticipated $124 trillion in assets being transferred to younger generations over the next 20 years, we are on the brink of the largest wealth transfer in history. If you're excited to play a pivotal role in this monumental shift in culture and finance, we want to hear from you!About the Team and RoleWe are assembling an exceptional team to tackle some of the most significant challenges in finance using cutting-edge technologies. We're seeking innovative thinkers, exceptional problem-solvers, and passionate builders who are eager to make a difference. Robinhood is a dynamic environment where high achievers excel and complacency is not an option. Our team operates with a strong ethical foundation, with high expectations and equally high rewards.The Backend Platform team is dedicated to facilitating rapid, secure, and dependable backend development at scale. We develop and maintain frameworks, libraries, and tools that empower hundreds of engineers across our backend services. By optimizing development workflows, enhancing security practices, and standardizing service architecture, our team significantly influences how swiftly and safely we deliver products to our customers. You will help build the foundation that backend engineers rely on every day!As a Senior Staff Software Developer, you will set the technical direction and spearhead large, cross-team initiatives aimed at enhancing backend system development and operations. You will architect and promote the adoption of essential platform capabilities like service frameworks, static analysis systems, and developer tools. This position focuses on addressing complex systemic challenges, shaping engineering practices across teams, and ensuring the long-term scalability and reliability of our backend development. You will also provide technical mentorship to engineers and contribute to the planning and execution of significant platform investments!This role is situated in our Toronto office, with an expectation of in-person attendance for at least 3 days a week.At Robinhood, we recognize the value of in-person collaboration in driving progress, fostering innovation, and building community. Our office environment is purposefully designed to be energizing and supportive of high-performing teams.

About Range Group Range Group supports professional travel advisors with technology and 24/7 support. The company manages $4.5 billion in annual travel sales and believes travel advisors make every trip better. Range Group also dedicates 10% of group profits to social impact through the Range Foundation, funding exploration, education, cultural projects, and crisis support worldwide. Location and Work Arrangement This role is based in Canada. For those near Toronto, the position is hybrid with two days each week at the office (2 Queen St. E). Candidates outside commuting distance may work from home. Role Overview The Senior Software Developer (Backend or Full-stack) joins a team focused on TripArc's ADX platform. This booking tool supports thousands of travel advisors across North America. While another team builds the next-generation platform, this pod keeps existing features evolving, making them faster, more reliable, and better aligned with user needs. This position suits a senior developer who enjoys backend challenges. Work changes from sprint to sprint: one cycle might refine payment flows, another could improve always-on service, and the next might focus on optimizing performance under heavy usage. The scope is broad, and priorities shift as needs arise. What You Will Do Enhance and maintain features on the ADX platform used daily by travel advisors Investigate issues, propose solutions, and scope tasks with Product and QA teams Deliver code that goes directly into production Work without waiting for detailed specifications, take initiative to solve problems See the direct impact of your work in how advisors use the platform How the Team Works Developers at Range Group use AI coding tools such as GitHub Copilot, Claude, or Cursor as a regular part of their workflow. These tools help speed up development and improve code quality, alongside thorough code review and testing. Experience with AI-assisted development is important for success in this role. Who Should Apply Senior developers with strong backend or full-stack experience Those comfortable with changing priorities and varied technical challenges People who work well with minimal direction and enjoy collaborating across teams Developers who have mastered AI-assisted coding tools

Join the innovative team at Canadian Bank Note Company as a Backend Software Developer! In this pivotal role, you will contribute to the development and maintenance of backend systems that support our cutting-edge solutions in the nano engineering sector. You will collaborate with cross-functional teams to design robust architectures and implement scalable applications that meet our clients' needs.

Join HelloFresh as a Senior Backend Engineer in our Consumer team, where you will play a pivotal role in shaping our backend systems. You will be responsible for designing, developing, and maintaining robust backend services that power our consumer-facing applications. This role offers the opportunity to work with a talented team of engineers and to contribute to innovative solutions that improve the customer experience.

Join our dynamic team at Pigment as a Senior Backend Software Engineer. In this role, you will be instrumental in designing and implementing robust backend solutions that empower our innovative platform. You will collaborate with cross-functional teams to enhance system performance and scalability while ensuring a seamless user experience.

At Range Group, we champion the invaluable role of professional travel advisors. Representing over $4.5 billion in annual travel sales, we firmly believe that equipped with the right technology and 24/7 support, travel advisors provide unmatched value to any journey. Our commitment to giving back is embodied in the Range Foundation, which allocates 10% of our group profits to social impact initiatives, from exploration grants and educational access to cultural infrastructure and humanitarian assistance. Join us in shaping a brighter future.This is a hybrid role, requiring two days a week onsite at our Toronto office. Candidates outside the commutable area may be considered for remote work.The RoleJoin TripArc as we develop an AI-driven vacation booking platform designed to empower North American travel advisors with over 10,000 pre-packaged, instantly bookable itineraries.Your responsibilities will encompass both pioneering new features and enhancing existing systems. You'll create new Angular micro-frontend applications, build AI agent pipelines, and integrate with our MongoDB-supported catalog framework for the Vacations Platform while also extending and collaborating with the established ADX booking platform and the new Product Builder. We seek individuals who can navigate both realms seamlessly.You will take full ownership of your tasks from design to deployment, working closely with Product, QA, and your team.Our Development ApproachWe expect all developers to integrate AI coding tools such as GitHub Copilot and others into their workflow as a standard practice. These tools facilitate a faster development cycle while ensuring quality through rigorous code reviews and testing. If you excel at leveraging AI-assisted development without sacrificing quality, you will thrive here.Your ContributionsItinerary Catalog & AI Pipelines: You will be instrumental in building...

Join our dynamic team at rockstar-3 as a Senior Backend Engineer specializing in Integrations & Platform. In this fully remote role, you will play a key role in developing robust backend solutions that integrate seamlessly with our platform. We are looking for an innovative engineer who thrives in a collaborative environment and is passionate about building high-quality, scalable services.

Senior Backend Software EngineerABOUT USProcurify is a leading AI-driven procurement and accounts payable automation platform designed specifically for mid-market organizations. Our mission is to empower businesses to take control of their spending and achieve significant savings.We are seeking a strategic and insightful engineering leader to join our team and assist in the scaling of our platform, development methodologies, and engineering talent.ABOUT THE ROLEAs a Senior Backend Engineer, you will play a pivotal role on our foundational Platform team. This team is responsible for the essential services, APIs, and integration frameworks that connect Procurify with our clients' vital financial and HR systems.In this hands-on role, you will excel in developing robust and scalable integrations. You will lead the design and implementation of connections to key Accounting and ERP platforms, facilitating seamless data exchange and enabling powerful automated workflows for our clients. Your enthusiasm for API design, problem-solving in complex integration scenarios, and mentoring fellow engineers will be crucial in enhancing the team's capabilities.WHAT YOU’LL BE WORKING ON:Design & Build Core APIs: Take the lead in designing, developing, and maintaining our internal and external APIs, contributing significantly to our API-first strategy by utilizing modern Python frameworks like FastAPI.Build & Maintain Key Integrations: Serve as the go-to expert for our suite of third-party integrations, ensuring reliable connections to critical Accounting/ERP systems (e.g., QuickBooks Online, NetSuite, Microsoft Business Central).Enhance our Platform Architecture: Contribute to the long-term vision of our integration platform, designing and implementing scalable, observable, and resilient systems capable of managing high data volumes from numerous customers.Mentor & Grow Teammates: As a senior engineer, you'll provide technical mentorship to other team members, leading by example during code reviews and sharing your knowledge in technical design discussions.OUR TECH STACK:Backend: Python, Django, FastAPICloud: AWS

Join Spotify's dynamic team as a Backend Engineer focused on our Platform. In this role, you will have the opportunity to design, develop, and maintain backend services that support our vast music streaming ecosystem. You'll work alongside talented engineers to deliver high-quality solutions that enhance user experience and drive innovation.

Join Our Team as a Senior Backend EngineerAt DualEntry, we're pioneering the future of finance with our innovative AI-driven ERP solutions. As a rapidly growing AI startup, we are revolutionizing the fintech landscape, valued at over $220 billion, by helping businesses transition from outdated on-premise systems.Our AI-native ERP empowers accounting teams to maximize efficiency, reducing manual data entry and streamlining workflows. From startups generating $5M in ARR to publicly traded companies, DualEntry is making the dream of a one-person finance team a reality.We're looking for a Senior Backend Engineer who thrives in a fast-paced environment and is ready to take ownership of projects, crafting features and systems that drive our mission forward.You will play a critical role in our engineering team, shaping our backend infrastructure and ensuring we remain at the forefront of the fintech revolution.

Join StackAdapt as a Backend Software Engineer, where you'll be at the forefront of technology. We are seeking a talented engineer to design, develop, and maintain our backend systems. Your expertise will play a critical role in helping us innovate and improve our platform.

About FaireAt Faire, we are redefining the wholesale marketplace with a commitment to supporting local businesses. Our platform empowers independent retailers to thrive in a competitive landscape dominated by giants like Walmart and Amazon. We leverage cutting-edge technology, data analytics, and machine learning to bridge the gap between these entrepreneurs and the products they need to succeed. Imagine your neighborhood boutique – we help them source unique products from around the world, leveling the playing field for small businesses everywhere.By championing the growth of local businesses, Faire is not only fostering economic prosperity in communities worldwide but also leading the charge for the shop local movement. If you share our passion for community and innovation, we invite you to join our team.About this Role:Our engineering team is the backbone of our marketplace, dedicated to writing secure, maintainable, and scalable software. We practice robust engineering principles, deploying code multiple times a day, and continuously improving through data-driven insights and A/B testing.Your Role as a Backend Engineer:Develop essential features for our Kotlin server.Design and implement APIs for our web and mobile applications.Create integration tests to ensure quality across our codebase.Collaborate closely with product teams to enhance user experiences.Take shared responsibility for the success of our product.

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.

WHO WE'RE LOOKING FORAre you a Backend Engineer with a passion for innovation, collaboration, and adaptability? Join our engineering team to help drive excellence in software development. We’re seeking a candidate who excels in fast-paced, collaborative environments and is dedicated to implementing best practices.You should possess strong technical skills, analytical thinking, and effective communication abilities, complemented by significant experience in software development and design using various technologies and frameworks.If you’re excited about developing cutting-edge technology solutions, creating scalable and maintainable systems, and enjoy collaborating with diverse teams to craft innovative, impactful solutions, we want to hear from you!ABOUT XSOLLAXsolla is a leading global commerce company dedicated to providing robust tools and services designed to tackle the unique challenges faced by the video game industry. We partner with developers, from indie studios to AAA companies, to assist them in funding, distributing, marketing, and monetizing their games. With a firm belief in the future of gaming, Xsolla is committed to uniting opportunities and consistently expanding resources for creators. Based in Los Angeles, California, Xsolla acts as the merchant of record and has empowered over 1,500 game developers to connect with players and grow their businesses worldwide. Our goal is to provide developers with the resources needed to succeed in the gaming landscape.Learn more about us at xsolla.com.

About the RoleJoin ThreatAware as a Backend Engineer and play a pivotal role in developing our core platform. This is an exciting opportunity to be part of a team that's harnessing six years of extensive cyber asset data to build AI-powered capabilities. Your contributions will directly impact global organizations that depend on our solutions for cybersecurity. If you're eager to tackle challenging problems, create valuable products, and make a difference in the cybersecurity landscape, we want to hear from you!Why Choose ThreatAware?At ThreatAware, we empower security teams with a comprehensive view of every device and tool within their organization. With over 150 integrations and deployment in under 30 minutes, we provide real-time visibility across entire IT infrastructures, earning the trust of industries such as finance, legal, energy, and healthcare.We are on the brink of something groundbreaking. With our rich history of accurate cyber asset data, we're integrating AI to revolutionize how security teams analyze data, automate workflows, and proactively manage risks. As a Backend Engineer, you'll contribute to the platform that makes this transformation possible.Your ResponsibilitiesYou will work on both the platform and AI components, tackling a variety of intriguing challenges.Develop and maintain reliable, scalable, and secure backend services using C#/.NET.Contribute to our AI initiatives by utilizing TypeScript and LLMs to create intelligent workflows.Enhance API and database performance within our multi-tenant AWS infrastructure.Write well-tested, maintainable code and engage in architectural discussions and design reviews.Qualifications We SeekProven experience in C#/.NET with a solid background in building backend services.Strong understanding of RESTful API design and relational database principles.Familiarity with cloud platforms, preferably AWS, and CI/CD pipelines.A curious mindset with a desire to learn, grow, and take on increased responsibilities.A security-first approach to software development.