Security Researcher - Authentication and Authorization

Cresta is innovating the way customer conversations are transformed into competitive advantages by harnessing the full potential of contact centers. Our cutting-edge platform merges AI with human intelligence, enabling contact centers to glean actionable insights, streamline operations, and empower team members to work more efficiently. Founded by visionary Sebastian Thrun of Stanford AI lab fame, along with a leadership team that includes industry titans such as Ping Wu and Tim Shi, we're committed to pioneering the future of work.Our elite team consists of AI and ML specialists, strategic leaders, and top-tier investors including Andreessen Horowitz and Sequoia. Trusted by renowned brands like Intuit and Hilton, we have been recognized by Forbes and Bain Consulting as a leading private AI company.Join us on our exciting journey to redefine the workforce landscape with AI technology. The future of work is happening now, and it begins at Cresta.

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.

Join our dynamic team at Affirm as a Backend Software Engineer II specializing in Consumer Authentication. In this remote role, you will play a pivotal part in enhancing our authentication processes, ensuring user security and satisfaction. We are looking for passionate individuals who thrive in a collaborative environment and are eager to contribute to innovative solutions that impact millions of users.

We are seeking a skilled Web Authentication Engineering Developer to join our innovative team at System Canada Technologies in beautiful Montreal. In this role, you will work on cutting-edge authentication solutions, enhancing security measures and improving user experiences. You will collaborate with cross-functional teams to build robust web applications while adhering to best practices in web security.

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.

Join our dynamic Web Authentication team as a C Developer, where you will play a crucial role in enhancing our authentication systems. This is an exciting opportunity to work on innovative projects that protect our users' data and improve the overall security of our applications. If you are passionate about coding and eager to make a difference in web security, we want to hear from you!

About the Role Vention Inc. is looking for a Senior Software Engineer to help build and improve software that supports manufacturing businesses. This position is based in Montreal. What You Will Do Design and develop software solutions that help clients optimize their manufacturing processes Work closely with colleagues from different teams to deliver reliable, user-focused products Contribute ideas that shape both the technology stack and the direction of new features Who You’ll Work With This role is part of the engineering team and involves frequent collaboration across departments to improve product quality and user experience.

Tigera is at the forefront of providing Calico, an integrated platform for network security and observability, meticulously designed to prevent, detect, and mitigate security breaches in Kubernetes clusters. Our open-source solution, Calico Open Source, holds the title of the most widely embraced container networking and security solution globally.With over 100 million containers operating across more than 8 million nodes in 166 countries, Calico software is actively supported by all leading cloud providers and Kubernetes distributions. Renowned companies such as Discover, Chipotle, NBCUniversal, HanseMerkur, Box, Siemens Healthineers, Playtech, Royal Bank of Canada, and Bell Canada trust us to secure their cloud-native applications.As we expand our team, we seek individuals who share our enthusiasm for innovation and who will enrich our company culture. Our core values emphasize customer focus, high aspirations, adaptability, continuous learning, and mutual respect.If you are eager to make a significant impact and align with our mission and values, we welcome your application!About Your RoleWe are on the lookout for enthusiastic and skilled software engineers to join our mission of securing the next generation of cloud-native applications. Our strategy is centered around a suite of open-source networking and security projects that set the gold standard for application connectivity in expansive cloud environments like Kubernetes and Docker. With this open-source foundation, we are developing supplementary commercial offerings to assist enterprises in building and operating their cloud-native applications securely and efficiently.Joining our team means becoming part of a highly engineering-driven culture that values diversity, collaboration, agility, and innovation, keeping us ahead in the dynamic cloud-native technology landscape.This position is hybrid based in Vancouver.Salary range: CA$125,000 to CA$150,000

About UsAt Temporal, we are revolutionizing the way developers build applications with our open-source programming model. Our goal is to simplify code, enhance application reliability, and empower developers to focus on delivering features swiftly. We are on a mission to become the indispensable foundation of every developer's toolkit, and we are assembling a talented team to achieve that vision. Our core values shape our culture and drive our decisions: we are curious, ambitious, collaborative, authentic, and humble. As we expand, we seek individuals who resonate with our values, challenge conventional thinking, and aspire to shape our future. If you are passionate about enhancing the developer experience, creating top-notch open-source software and communities, and want to join our dynamic team, we would love to connect with you!SummaryWe are looking for a Senior Software Engineer (or Staff level) to join our Release Engineering team. In this role, you will focus on building and refining the systems that facilitate automated, reliable, and scalable software delivery across the Temporal platform.Your responsibilities will encompass the entire software lifecycle—from design and implementation to deployment and ongoing operation. You will collaborate with engineering teams to evolve release automation, enhance tooling, and minimize manual intervention in our build and shipping processes.What You'll DoDesign, develop, and maintain tools and systems that support release automation and deployment workflows.Write clean, reliable, and concurrent code for distributed systems, including build pipelines and deployment tooling.Collaborate with cross-functional teams to enhance release quality and boost developer productivity.Document technical designs, deployment best practices, and operational procedures.Engage in design reviews within small teams and contribute practical engineering solutions.What You’ll LearnDiscover innovative ways to leverage Temporal throughout the release and deployment lifecycle.Deepen your knowledge of Temporal’s architecture and service interactions.Experiment with new automation patterns, testing strategies, and workflow designs to enhance release confidence.

Join Fleetworthy Solutions, the leader in fleet technology, where we provide a comprehensive suite of solutions for fleet readiness. Our platform integrates safety and compliance management, toll operations, and weigh station bypassing, empowering fleets to operate efficiently and confidently.With 75% of North America's top fleets relying on our services, Fleetworthy stands out as the most trusted provider of toll management solutions and the largest network for weigh station bypass. We go beyond mere regulatory compliance, enhancing safety programs and ensuring proactive audit readiness. Our innovative approach supports millions of vehicles and drivers, solidifying our reputation as a trailblazer in the industry.

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 Shakepay in our quest to usher in the Bitcoin golden age, reimagining financial services to ensure that every Canadian gets their fair share.Our culture thrives on meaningful work, teamwork, and celebrating victories. If you’re driven by growth, swift execution, and a collaborative spirit among like-minded individuals, we invite you to build with us!About ShakepaySince our inception in 2015, we have developed the Shakepay app to streamline the process of buying and earning Bitcoin, making it fast, easy, and secure. In 2022, we launched the Shakepay Card, enabling users to earn Bitcoin rewards while shopping. Today, over one million Canadians leverage Shakepay to enhance their Bitcoin savings and take charge of their financial futures.We are regulated across all Canadian provinces and territories and supported by esteemed venture capitalists with $44 million in funding. Our passionate and growing community is looking for individuals eager to contribute to something truly exceptional.About the Risk TeamWe are establishing a dedicated Risk team at Shakepay to develop the next generation of our risk systems and decision-making capabilities. The team's mission is to foster sustainable business growth by safeguarding customers, Shakepay, and the wider financial ecosystem from abuse while adeptly balancing fraud prevention, regulatory compliance, customer experience, and operational efficiency.This small, newly formed team—starting with around two engineers and a data partner—offers substantial ownership, ambiguity, and the chance to shape foundational systems. The team collaborates closely across fraud, decision science, security, compliance, and customer support, managing risk-related internal tools and controls.Role Overview: Senior Software Engineer, RiskWe seek a Senior Software Engineer to help enhance Shakepay’s core risk systems. In this role, you will revamp our risk engine, refine decision-making frameworks, and develop the necessary data and tools to detect, prevent, and respond to fraud and abuse. Your influence will extend across the engineering organization, directly impacting customer trust and business outcomes.This position is perfect for an experienced engineer who thrives on ownership, systems thinking, and navigating ambiguous problem spaces, and who is passionate about striking the right balance between protection and customer experience.Key ResponsibilitiesEnhance core risk systems and decision-making infrastructure.Design and implement scalable backend services that bolster fraud prevention and compliance.

As a Senior Infrastructure Software Engineer at Afresh Technologies, you will play a crucial role in enhancing our infrastructure to support cutting-edge software solutions. You will collaborate with cross-functional teams to design, implement, and maintain scalable systems that improve our operational efficiency and reliability.

At Portless, we are at the forefront of revolutionizing the logistics and supply chain industry through innovative technology solutions. We are seeking a skilled Senior Software Engineer to join our vibrant team and contribute significantly to the design and development of state-of-the-art software applications that optimize our operations and elevate our service offerings. In this role, you will work closely with cross-functional teams to deliver high-quality software solutions that align with customer expectations and industry standards. Your contributions will span the entire software development lifecycle, from initial concept through deployment, ensuring our applications are both functional and scalable. Your technical expertise will be instrumental in advancing our automation and optimization initiatives, ultimately enhancing the efficiency of our logistics processes. If you are passionate about technology and eager to make a difference in a transformative organization, we invite you to join us at Portless, where flexibility and creativity converge to redefine logistics solutions.

Rivian and Volkswagen Group Technologies brings together two major names in the automotive world through a joint venture. The team focuses on developing advanced technology for electric vehicles, such as operating systems, zonal controllers, and cloud connectivity. Their work aims to address the changing needs of mobility and set new benchmarks in the automotive sector. Expertise covers connectivity, artificial intelligence, and cybersecurity, with a strong emphasis on sustainable and forward-looking solutions. The mission centers on creating a more connected and intelligent experience for both drivers and passengers. Role overview The Senior Staff Software Engineer - Infotainment Software role focuses on building and maintaining mission-critical in-vehicle applications for Rivian’s R1 and upcoming vehicle lines. This position is designed for engineers with deep experience who can help deliver seamless, high-quality infotainment systems. The team values curiosity, creative approaches to problem-solving, and a commitment to high standards. There is a shared motivation to question assumptions and make real progress in automotive software. Location Vancouver, British Columbia

Join our dynamic team at Samsara as a Senior Software Engineer focused on driving growth through innovative software solutions. In this remote role, you will leverage your expertise to develop high-quality software that enhances user experience and drives customer engagement.

Join Lattice as a Senior Software Engineer in Analytics, where you will play a crucial role in enhancing our analytical capabilities. We are looking for a passionate engineer who thrives in a collaborative environment and is eager to tackle complex technical challenges.