Senior Software Engineer specializing in C#

Discover OktaOkta is recognized as The World’s Identity Company, empowering individuals to utilize any technology securely, across any device or application. Our versatile and impartial solutions, including the Okta Platform and Auth0 Platform, deliver secure access, authentication, and automation, positioning identity at the forefront of business security and growth.At Okta, we embrace diverse perspectives and experiences. We value lifelong learners and individuals who can enrich our company with their unique backgrounds.Join our mission to create a world where Identity truly belongs to you.The Access Management GroupThe Access Management group facilitates billions of authentications monthly, developing and maintaining technologies for single sign-on, strong authentication, provisioning, and threat protection. Our Access Management service operates on a cloud-based, secure, reliable, and rigorously audited platform with an impressive 99.99% uptime.Your Role as a Senior Software EngineerWe are seeking a skilled and highly technical full-stack software engineer to become part of our Authentication Experience team. This team, a vital segment of the broader Access Management group, is tasked with crafting exceptional authentication experiences tailored for Okta’s Customer Identity and Access Management (CIAM) customers. You will play a crucial role in expediting the adoption of the Okta Identity Engine, empowering our clients to harness the full capabilities of our advanced platform to create personalized, high-performance identity journeys.Okta caters to a diverse range of organizations across both Workforce and Consumer sectors. These varied environments pose unique challenges; therefore, each organization has distinct requirements regarding their desired authentication experiences. We strive to find the ideal blend of robust security and seamless usability, continuously innovating cutting-edge authentication solutions designed for the dynamic, user-focused landscape of consumer identity.If you have a passion for innovation, a keen interest at the intersection of product flexibility and security, and a desire to influence how the world interacts with technology, we invite you to join our team.

About the TeamThe Customer Experience (CX) Product team is responsible for overseeing the entire post-booking journey. This includes managing changes, disruptions, refunds, and customer support interactions from the moment a trip is booked.We develop and maintain high-quality systems that facilitate rapid and efficient customer support on a large scale, such as:Customer self-service experiences within the Hopper app and integrated flows with partners.Internal agent platforms that enable efficient and high-quality resolutions by human agents.HTS Assist, Hopper’s premier AI platform, utilized internally and offered as a B2B solution to global travel partners.Together, these platforms serve millions of travelers through chat, voice, web, and third-party channels, enhancing the post-booking experience globally.About the RoleAs a Senior Software Engineer on the CX Platform team, you will be instrumental in designing, building, and evolving the foundational systems that power Hopper’s post-booking operations. Your contributions will have a direct impact on customer interactions, support agents, and the ongoing growth of HTS Assist in AI-driven voice and chat applications.You will collaborate closely with Product, Design, AI, Data, and Operations teams to create intelligent and scalable customer service systems, including conversational AI workflows, self-service customer journeys, and internal tools utilized by thousands of agents. You will also help develop infrastructure that supports partner-specific experiences.Reporting to a Senior Engineering Manager, you will work alongside engineers focused on platform services, integrations, AI orchestration, and self-service user experience.Day-to-Day ResponsibilitiesDesign, build, and enhance backend and/or full-stack systems that support HTS Assist, internal agent tools, and customer self-service flows.Create scalable APIs, microservices, and orchestration logic that facilitate complex post-booking journeys across AI, chat, voice, and web platforms.Collaborate with product, design, AI, and operations teams to implement features that improve customer experiences and boost agent productivity.Integrate with external systems such as telephony, CRM, identity, or booking platforms to support both internal and partner use cases.Take ownership of features from technical design through implementation, testing, deployment, monitoring, and iteration.

Discover OktaOkta stands as the premier leader in identity management, empowering individuals to securely engage with technology across any device or application. Our versatile offerings, including the Okta Platform and Auth0 Platform, deliver robust access, authentication, and automation solutions, ensuring that identity is central to business security and expansion.At Okta, we embrace diversity in perspectives and experiences. We value lifelong learners and those who can contribute uniquely to our team. Join us in our mission to create a world where identity is truly yours.About Okta's Identity Threat ProtectionOkta's Identity Threat Protection (ITP) powered by AI transcends conventional login security to deliver real-time safeguards against emerging threats. By seamlessly embedding into existing security frameworks, ITP evaluates user behaviors and system analytics to proactively identify and address risks.Our dynamic team comprises full-stack engineers, data scientists, and machine learning experts who are reshaping cloud authentication. We are dedicated to developing an advanced security platform that continuously assesses threats and cultivates a comprehensive risk framework, enhancing trust and security through informed authentication and authorization strategies.Explore Identity Threat Protection with Okta AIThe Role of Senior Software EngineerWe are on the lookout for a Senior Software Engineer to join our ITP engineering team, where you will tackle critical security challenges. The ideal candidate will possess a strong background in developing, launching, and maintaining security products at scale.Your passion for crafting elegant solutions will resonate with our engineering ethos, which emphasizes scalable design, thorough code reviews, automated testing, and a collaborative process to deliver high-quality enterprise software. You will exhibit exceptional software engineering skills and have the confidence to take on a player-coach role.Our team is agile, innovative, and adaptive, offering the chance to work on exciting security projects and cutting-edge technologies, as well as tackling complex security and machine learning challenges.

This position begins as a remote role, transitioning to a hybrid model requiring in-office work twice a week at our downtown Toronto location.As a Senior Frontend Engineer on the Availability Planning & Experiences team, you will develop essential tools that empower restaurants to optimize their operations on OpenTable.The Availability Planning feature serves as the core mechanism for OpenTable for Restaurants. It allows restaurants to manage their schedules, define shifts, organize seating arrangements, and refine their booking processes. You will tackle complex challenges that require a balance of precision and flexibility, providing restaurants with robust controls while ensuring an intuitive user experience.Additionally, you'll play a critical role in shaping our Experiences offerings, enabling restaurants to craft unique events and services. Your contributions will directly influence how restaurants design, manage, and present these experiences to their guests.In terms of engineering, you will be working with a modern frontend stack, including:JavaScript + TypeScriptReact + ReduxReact Testing Library, Jest, and Cypress for comprehensive testing

Role overview Veeva Systems is hiring a Senior Software Engineer focused on infrastructure in Toronto, Canada. This role centers on designing and building software that supports and improves our cloud-based platforms. The work directly impacts scalability and performance across our systems. What you will do Design and implement software solutions for infrastructure needs Work closely with teams from different disciplines to strengthen our cloud platforms Contribute to projects that improve system scalability and performance

Join Carta as a Senior Software Engineer II, where you will play a pivotal role in developing cutting-edge software solutions that empower businesses and investors alike. You will collaborate with cross-functional teams to deliver high-quality applications and contribute to the entire software development lifecycle, from concept to deployment.

Fivetran is seeking a Senior Database Software Engineer to join the team in Toronto, Ontario. This role centers on developing and refining advanced database systems that form the backbone of Fivetran’s products and services. Key responsibilities Design and architect scalable database solutions to enable both new and existing product features Collaborate with engineering, product, and other teams to deliver reliable and efficient database systems Use in-depth knowledge of database technologies to address complex technical issues and enhance system performance Location This position is based in Toronto, Ontario, Canada.

Join our dynamic team at Stripe as a Senior Staff Frontend Engineer specializing in Merchant Experience. In this role, you will lead the design and implementation of innovative frontend solutions that enhance the user experience for our merchants. You will work collaboratively with cross-functional teams, guiding best practices in frontend development and ensuring a seamless integration of our services.

Join Braze as a Senior Software Engineer I in Toronto, where you will leverage your expertise in software development to create innovative solutions. You will collaborate with cross-functional teams to design, develop, and maintain complex systems while ensuring high performance and responsiveness.

Join Lyft as a Senior Software Engineer specializing in Mapping where you will play a pivotal role in enhancing our mapping capabilities. You will collaborate with cross-functional teams to develop innovative solutions that improve our users' experience. This position requires strong problem-solving skills and a passion for building scalable systems.

Role Overview Veeva Systems Inc. is looking for a Senior Software Engineer focused on Infrastructure in Toronto, Canada. This role centers on designing, building, and improving infrastructure that supports our software products. What You Will Do Create and refine infrastructure solutions to support application development and deployment Work with teams across engineering, operations, and product to strengthen system reliability and performance Address scalability and security needs as our technology evolves Impact Your work will help shape Veeva’s technology foundation and support the growth of our software applications.

At Relay, we are on a mission to empower self-made business owners through our innovative digital banking platform. Our goal is to provide these entrepreneurs with the financial clarity, confidence, and control needed to transform their hard work into enduring success. By eliminating the uncertainties of finance, we help turn cash flow from a source of stress into a powerful tool for building robust and resilient businesses.Our Engineering team plays a pivotal role in creating banking products that drive the success of millions of small businesses. As we embark on a transformative journey in the banking sector, we are seeking a passionate and impact-oriented Senior Software Engineer to join our expanding team. We value individuals who embrace smart risks, boldly experiment, and learn from challenges.In this role, you will confront complex challenges, deliver high-quality and robust code, and help shape the systems that underpin our products. This is a unique opportunity to engage with our entire product suite, influence technical decisions, and implement features that our customers adore. If you are eager to create top-tier fintech products within a fast-paced, collaborative environment, this position is perfect for you.Key ResponsibilitiesFull-Cycle Development: Take ownership of features throughout the entire development lifecycle—from design and development to testing, deployment, and monitoring—ensuring reliability and performance at scale.Infrastructure Management: Oversee our production systems, enhance infrastructure, and contribute to the availability, scalability, and resilience of our platform.Collaborative Partnership: Work closely with Product, Design, and cross-functional teams to develop solutions that align with customer and business needs.Innovative Mindset: Proactively seek out opportunities for technical, process, and product enhancements, driving the team to elevate standards and influence long-term technical strategies.Your QualificationsA minimum of 3 years of experience in full-stack software engineering.Demonstrated leadership in developing significant components or features, successfully delivering them with minimal oversight.Experience mentoring junior engineers, sharing knowledge, and fostering the growth and skill development of the entire team.

Position Overview:Join our innovative engineering team at eScribe as a Senior Software Engineer. In this pivotal role, you will design, develop, and maintain essential software applications that drive our business forward. Your expertise will guide the evolution of our technology stack, tackle challenging problems, and mentor junior engineers. Embrace AI-assisted development methodologies and contribute to cutting-edge AI features to enhance our product offerings, ensuring efficient delivery and superior code quality. This position is perfect for a skilled engineer eager to thrive in a dynamic and collaborative setting.Key Responsibilities:Lead the design, implementation, and upkeep of high-caliber software applications and features.Take charge of intricate projects, providing technical direction, mentorship, and support to junior team members.Influence architectural decisions to guarantee software systems are scalable, performant, and maintainable.Write reusable code, develop libraries for future use, conduct code reviews, and uphold coding standards.Establish and maintain coding best practices while ensuring top-notch code quality through thorough reviews.Analyze complex technical issues, optimizing code and enhancing system performance.Collaborate effectively with cross-functional teams, including product managers, designers, and fellow engineers, to deliver innovative software solutions.Develop comprehensive test plans and execute testing to ensure software reliability and robustness.Create and maintain technical documentation, including architecture diagrams, API specifications, and best practices.Actively engage in agile development processes, including sprint planning, stand-ups, and retrospectives.Utilize AI-assisted development tools (e.g., Claude Code, PlayerZero) to boost personal productivity, accelerate development velocity, and improve code quality.Contribute to the integration of AI capabilities into our software solutions by developing AI-powered features alongside senior engineers.

NetBrain Technologies, Inc. has built its reputation in no-code network automation since 2004. The company’s Next-Gen platform helps IT operations teams automate key processes across hybrid multi-cloud networks, including diagnostic troubleshooting, outage prevention, and protected change management. Today, more than 2,500 global enterprises and managed service providers rely on NetBrain’s platform. Role overview This Senior Software Engineer - Customer Engineering position in Toronto (hybrid) focuses on both customer support and software development. The role involves handling complex technical challenges from investigation through to solution, often working on issues that directly impact customers and product direction. The position is highly visible and suited for someone who enjoys solving practical problems and shaping a modern SaaS platform. What you will do Lead the resolution of complex, high-impact customer issues by conducting in-depth technical investigations, root cause analysis, and validating solutions. Act as a key connection among customers, support, engineering, and product teams to ensure timely issue resolution and alignment across stakeholders. Translate customer feedback and recurring technical issues into clear, actionable insights that drive product improvements.

Join Cohere as a Senior Software Engineer, specializing in Agent Infrastructure. In this role, you will lead the design and implementation of robust software solutions that enhance our agent infrastructure capabilities. Collaborate with cross-functional teams to drive innovation and optimize our systems for performance and scalability.

Role Overview Sentry builds tools that help developers ship better software. With over $217 million in funding and more than 100,000 organizations relying on its platform, including Disney, Microsoft, and Atlassian, Sentry focuses on performance and error monitoring so teams can spend more time building and less time fixing. This Senior Software Engineer position sits within the Billing Infrastructure team in Toronto, Ontario, Canada. The group maintains the systems that track, price, and bill every event across Sentry’s products, supporting both financial accuracy and customer trust. The team works closely with product, engineering, BizOps, marketing, and sales to create billing systems that keep up with new product features and pricing models. Sentry operates a hybrid work model in its global hubs. In Toronto, in-office work is encouraged on Mondays, Tuesdays, and Thursdays to support collaboration. What You Will Do Work on a next-generation usage tracking pipeline that processes hundreds of billions of events each day with low latency and financial-grade precision. Design and build flexible pricing components to support a range of billing models, from simple per-event charges to complex enterprise contracts. These systems help product and sales teams roll out new offerings quickly while maintaining revenue accuracy. Contribute to technical decisions that address data consistency challenges in billing, such as handling event delays, retroactive pricing changes, and distributed reconciliation across Sentry’s infrastructure. About the Team The Billing & Revenue engineering team connects product development, finance, and infrastructure. Their work ensures every observable event, errors, logs, traces, session replays, is measured and billed accurately. The team values expertise in distributed systems, attention to financial detail, and a strong understanding of how Sentry’s products are used. Who Thrives in This Role Engineers who enjoy solving problems that are easy to describe but hard to execute, such as delivering accurate customer billing while managing massive data flows.

Klue develops competitive intelligence solutions for businesses, with a growing engineering team in Toronto. The Senior Software Engineer, AI, will help shape the next generation of LLM-powered agents and advanced search systems. Role overview This position centers on designing and optimizing backend systems for agentic workflows. The work involves retrieval-augmented generation (RAG), dense retrieval, query understanding, and agentic reasoning. The goal is to deliver fast, accurate, and reliable search experiences for Klue's clients. What you will do Develop and deploy backend systems that support agentic workflows. Build retrieval pipelines, orchestration layers, and multi-step agent architectures to transform large volumes of competitive data, news, press releases, web updates, Slack, email, reviews, and CRM information, into actionable intelligence. Lead evaluation of agentic systems. Create and maintain automated, offline, and human-in-the-loop evaluation frameworks. Define success metrics and build infrastructure for continuous measurement of relevance, quality, latency, and task success. Design and refine retrieval and ranking systems. Work across hybrid retrieval, re-ranking, query rewriting, and post-retrieval synthesis. Balance trade-offs between BM25, dense retrieval, and hybrid methods to ensure agents provide timely and relevant information. Enhance LLM-powered workflows. Improve prompt design, retrieval strategies, caching, and latency to make agent responses faster, more accurate, and more reliable in production. Prioritize customer-centric development. Connect technical decisions to customer outcomes. Use insights from customer interactions to guide feature prioritization and improvements, adopting an iterative approach and measuring impact. Location This position is based in Toronto, Ontario. Learn more about Klue at klue.com.

Role overview Kaseya is hiring a Senior Staff Software Engineer based in Toronto, Ontario. This position shapes the software that powers Kaseya’s products and serves its customers. The role involves close collaboration with teams across the organization to design, build, and refine technology solutions. What you will do Work with engineers, product managers, and stakeholders to deliver new product features and improvements Design and develop software that meets established performance and scalability requirements Support the ongoing evolution and modernization of Kaseya’s technology stack Impact Technical expertise in this role will help guide product direction and shape key architectural choices. The work addresses both current product needs and supports Kaseya’s long-term growth.

Your Role in Transforming Global WorkAt Pebl, we empower organizations with our AI-driven Global Work Platform™, enabling seamless hiring, payroll, and employee management in over 185 countries. We alleviate complexities, mitigate risks, and eliminate bureaucratic hurdles, allowing businesses to scale confidently. With over a decade of expertise in compliance and local regulations, we help our clients grow rapidly while adhering to global standards.Your Impact Starts HereJoining Pebl means more than just a job; it’s about making a significant impact. Every individual contributes to our collective success, guided by our core values. Your efforts will directly influence our ability to compete and innovate in the global market.What We’re Looking For:We seek a talented Senior Software Engineer to enhance our Payroll Engineering team. In this pivotal role, you will be responsible for designing, developing, and scaling robust payroll solutions that are essential for customer engagement, retention, and acquisition. Collaborating closely with product managers, designers, and fellow engineers, you'll tackle challenging problems and deliver impactful features. You will take ownership of your work, prioritize code quality, and strike a balance between rapid development and long-term sustainability.Your Responsibilities:Collaborate with cross-functional teams to develop and deliver scalable, high-quality software solutions.Design, implement, and maintain applications and services utilizing TypeScript, Postgres, and AWS in a serverless architecture.Enhance existing systems and processes to optimize customer acquisition and retention strategies.Set an example by writing clean, maintainable code while also mentoring junior engineers and promoting a culture of learning.Participate in technical discussions, design reviews, and code reviews to uphold high engineering standards.Identify and troubleshoot complex issues in production environments.Keep abreast of emerging technologies and industry best practices to drive continuous improvement.