Full Stack LLM Engineer

At Cerebras Systems, we are revolutionizing AI technology with the world's largest AI chip, which is 56 times larger than traditional GPUs. Our innovative wafer-scale architecture equips users with the computational prowess of multiple GPUs on a single chip, simplifying programming tasks. This groundbreaking approach enables unparalleled training and inferen…

About Us: Established in 2001, Vivid Seats (NASDAQ: SEAT) is a premier online ticket marketplace dedicated to connecting fans with the live events, artists, and teams they cherish. We hold a strong belief in the power of experiences, and we are deeply committed to developing products that foster human connections. Recognized as one of Built In's top workplaces in 2025, we consider our people to be our greatest asset. To nurture our talent, we have cultivated a company culture that empowers employees to tackle challenges, promotes collaboration, and continually evolves by harnessing data and inspiring innovation.We are passionate about leveraging cutting-edge technology to enhance performance and unlock creativity. As part of our innovative culture, we actively incorporate AI tools to improve decision-making, streamline workflows, and deliver superior outcomes for our customers.

Feathery is looking for an entry-level Full Stack Engineer to join the team in Toronto. This role offers a chance to work on products that make a real impact for insurance and wealth management clients. About Feathery Feathery helps insurance and wealth management companies manage data intake more efficiently. Many leading firms rely on Feathery to handle critical processes like underwriting, client onboarding, and automated account openings. With revenue climbing and more enterprise customers coming on board, Feathery is growing its engineering team to support ambitious product and market goals. Why This Role As Feathery expands, both the backend systems and the frontend experience are becoming more advanced. The team is searching for a Full Stack Engineer who wants to take ownership of features throughout the stack. This includes everything from designing APIs and backend logic to building user-friendly, high-performance interfaces. Working closely with product, design, and engineering colleagues, this engineer will help deliver features that shape the future of the platform. Role Overview Work on both frontend and backend product development Design systems and develop APIs Implement user interfaces with a focus on performance and usability Collaborate across teams, especially with product and design This position offers the chance to understand the bigger picture of system architecture while also focusing on delivering polished product experiences. What You’ll Do Full Stack Product Development Design and build features on both the frontend and backend Create APIs and backend services that power core product features Develop responsive, efficient user interfaces Take features from concept through to production launch Backend Systems & Infrastructure Develop and scale backend services for automating workflows and processing data This role is based in Toronto and is ideal for someone early in their engineering career who wants to grow by taking on meaningful product work.

We are seeking a talented Senior Full-Stack Developer who is passionate about creating scalable applications and tools that empower our internal teams. This position emphasizes the integration of AI capabilities into production systems, ensuring that our solutions are not only innovative but also reliable. You will play a key role throughout the development lifecycle—from architecture and implementation to deployment and optimization—while collaborating with cross-functional partners to deliver exceptional solutions.Take the lead on full-stack development initiatives, focusing on AI-enhanced functionality from the design phase to deployment.Work collaboratively across teams to discover opportunities for embedding AI-driven solutions within existing systems and workflows.Design, develop, and maintain both front-end and back-end components, ensuring high standards of code quality, scalability, and performance for new builds and existing applications.Participate in code reviews, contribute to architectural discussions, and uphold shared engineering standards.Enhance and develop data integrations, APIs, and tools to streamline and automate processes.

Since its inception, Fivetran has been dedicated to simplifying and ensuring reliable access to data, akin to the reliability of electricity. Our customers benefit from seamless data integration into their warehouses, ready for querying without the burden of engineering or maintenance. We take pride in empowering organizations to become genuinely data-driven through our innovative technology.About the RoleWe are seeking a Staff Software Engineer to join our Reverse ETL product engineering team.Previously known as Census, we became part of Fivetran in May 2025 to enhance our warehouse-first data movement solutions. We are now integrating our product into the Fivetran dashboard, delivering top-tier data activation capabilities to all our clients.In this role, you will be instrumental in embedding data activation features into the Fivetran platform across various aspects such as user interface, authentication, billing, data models, and more. As a senior member of a diverse and collaborative agile team, you will work alongside engineers of varying experience levels.This is a full-time position based in our Toronto office. We offer a hybrid work model that combines remote flexibility with in-person teamwork, including two days a week in the office to foster connections and collaboration.

Hello and welcome! Are you on the lookout for an exciting new challenge or just exploring your options? Either way, you’ve come to the right place! Join our dynamic team at Lightspeed. The Financial Automation team at Lightspeed is dedicated to enhancing merchant operations by transforming cumbersome manual processes into intelligent, AI-driven automated systems. We connect complex data with actionable insights, empowering our users to scale their businesses without the need for additional staff. In your role as a Senior Full Stack Software Developer, you will play a crucial part in the development and maintenance of essential features in our financial products. Your focus will be on frontend development, constituting approximately 70% of your responsibilities, while the remaining 30% will involve backend development. Your contributions will enhance the overall codebase through new feature development, bug resolution, user experience improvements, and support for related tasks. We expect you to bring strong technical know-how, assist the team in achieving its objectives, refine team processes and tools, and actively participate in various production operations, including on-call duties. Note: We are currently accepting applications from candidates located in Canada only.

Who We Are: Founded in 2001, Vivid Seats (NASDAQ: SEAT) is a premier online ticket marketplace dedicated to connecting fans with the live events, artists, and teams they cherish. We understand that experiences matter and are committed to creating products that foster genuine human connections. Recognized as one of Built In's top workplaces of 2025, we believe our people are our strongest asset. Our company culture promotes empowerment, encourages collaboration, and embraces innovation by leveraging data to continuously evolve.At Vivid Seats, we harness cutting-edge technology to enhance performance and ignite creativity. We are committed to utilizing AI tools to improve decision-making, streamline workflows, and produce superior outcomes for our customers.

Join our dynamic team at Feathery as a Full Stack Engineer specializing in Artificial Intelligence products. You'll be at the forefront of innovation, collaborating with talented professionals to create cutting-edge applications that shape the future of technology. This role offers a unique opportunity to work on both the front-end and back-end of our AI solutions, ensuring a seamless user experience and robust system performance.

We are seeking a talented Full-Stack Engineer to join our dynamic team at Merge API Integration Sandbox. In this role, you will leverage your expertise in both front-end and back-end development to create innovative solutions that enhance our platform's capabilities.As a Full-Stack Engineer, you will collaborate closely with cross-functional teams to design and implement user-friendly applications, ensuring the highest performance and responsiveness to requests from the front-end.

About Us Link is at the forefront of digital finance, providing a seamless and secure digital wallet designed for effortless online payments and transactions. With Link, customers enjoy unparalleled convenience and security, ensuring that transactions are quick and reliable on any device or browser. Our engineering team is dedicated to creating exceptional payment experiences, allowing users to pay using their preferred methods while safeguarding against fraud and ensuring the integrity of transactions. As a part of the Link Engineering organization, you’ll be instrumental in enhancing our product offerings and the underlying infrastructure that supports them. Our work encompasses the entire technology stack—from intuitive front-end interfaces to robust back-end systems that facilitate low-latency transactions. Team matching will occur during the final stages of the hiring process. We may also consider candidates for various teams based on their experience and location. More details on our team matching process can be found here.

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

Hello and welcome! Are you on the lookout for your next career challenge? Or simply exploring the tech landscape? If so, you may have found the perfect opportunity to join our dynamic team.At Lightspeed's Financial Automation team, we revolutionize merchant operations by replacing tedious manual tasks such as sales reconciliation with sophisticated, AI-powered automation. Our innovative platforms transform complex data into strategic insights, empowering users to scale their businesses efficiently without the need for larger teams.As a Senior Full Stack Software Developer, you will play a pivotal role in developing and maintaining crucial features within our financial products, with a primary emphasis on Frontend Development. Your contributions will be significant in enhancing our codebase through the delivery of new functionalities, bug fixes, and user experience improvements. We expect you to bring a wealth of technical expertise, assist the team in achieving its objectives, innovate our processes and tools, and actively participate in various production operations, including on-call rotations.Your Key Responsibilities:Facilitate collaborative development planning, retrospectives, and demonstrations;Lead the design and architecture for large-scale features, ensuring robustness, scalability, and maintainability;Translate high-level requirements into actionable development tasks;Effectively communicate expectations, priorities, and project timelines with stakeholders and team members;Oversee effort estimation for sprints and product roadmaps;Promote continuous improvement in our software delivery methodologies;Mentor and guide junior team members;Contribute to shaping the future of our engineering workforce through active involvement in recruitment;Provide both technical and procedural guidance;Enhance coding standards by conducting thorough code reviews in a collaborative environment;Continuously refine our existing tools and products to maintain a technological edge.

Join our dynamic team at Carta as a Staff Software Engineer, where you will play a pivotal role in shaping the future of equity management and ownership. You will be responsible for designing and implementing robust software solutions that enhance our platform's performance and scalability. If you're passionate about technology and innovation, this is the perfect opportunity for you to make a significant impact.

Join Ideogram as a Full Stack Product EngineerAt Ideogram, we are on a mission to democratize world-class design, enhancing human creativity through innovative solutions. Our proprietary generative media models and AI-driven creative workflows address significant challenges in graphic design. Our talented team comprises industry pioneers who have contributed to breakthroughs in technologies like Diffusion Models and Google’s Imagen and Imagen Video. We are passionate about combining design, taste, and craftsmanship with cutting-edge research and engineering, delivering experiences that creatives adore.With nearly $100M in funding from top investors like Andreessen Horowitz and Index Ventures, and a headquarters in Toronto alongside a growing presence in NYC, we are expanding rapidly, with goals to triple our team within the next year. We foster a flat organizational structure that encourages ownership, collaboration, and mentorship.About The RoleAs a Full Stack Product Engineer, you will play a crucial role in developing products that empower creators by seamlessly integrating generative AI into their workflows. You will engage with all facets of product development, from designing engaging user experiences to optimizing backend systems that cater to millions. We seek a candidate who possesses a strong product instinct, user empathy, and the ability to thrive in the fast-evolving AI landscape.

StackAdapt builds technology that helps marketers reach their audiences more effectively. The StackAdapt Marketing Platform uses AI to run hundreds of billions of optimizations every second, connecting brand and performance marketing for measurable results. Marketers rely on StackAdapt to manage campaigns across a range of programmatic advertising and marketing channels. About the Engineering Team Engineers at StackAdapt develop and maintain a modern MarTech platform, writing production-ready code that directly shapes the product. The team works with large data sets and uses technologies such as Ruby on Rails, React, and GraphQL. Collaboration and cross-functional teamwork are central, and StackAdapt supports growth with clear paths for career development. The company offers a flexible, inclusive culture. About the Orchestration Flows Team The Orchestration Flows group is building a new platform to help marketers launch and coordinate campaigns across programmatic channels. As StackAdapt expands from AdTech into broader marketing technology, this team plays a key role in scaling the business. Senior engineers here help shape the future of the platform. This is a Remote First position open to candidates anywhere in Canada, including Calgary, Toronto, and Vancouver. What You Will Do Design, improve, and troubleshoot distributed systems, managing backend dependencies with other teams to deliver new features on schedule. Lead code reviews, draft technical specs, and contribute to architectural planning for fast, high-quality releases. Develop and maintain the React-based frontend for Orchestration Flows, handling complex state and branching logic to support a strong customer experience. Build scalable systems and APIs with Ruby on Rails and GraphQL, laying the groundwork for new product features. Write modular, test-driven code and own projects from design through to production deployment. Spot and resolve bottlenecks that impact user adoption and product efficiency. Mentor teammates and contribute to a collaborative, enjoyable team culture.

Join Kaseya as a Staff Software Engineer and be a vital part of our dynamic team in Toronto, Ontario. In this role, you will leverage your expertise to design, develop, and implement innovative software solutions that enhance our product offerings. You will collaborate with cross-functional teams to drive projects from conception to deployment, ensuring high-quality deliverables that meet our clients' needs.

About Us At Konrad Group, we are a pioneering digital consultancy, committed to addressing intricate business challenges for our diverse global clientele. Our team thrives in a culture of innovation, dedicated to developing superior digital products that serve millions of consumers worldwide. We seek exceptionally intelligent, analytical, and diligent individuals who are passionate about lifelong learning. Position Overview As a Full Stack Java Developer, you will engage in the development of web applications using Java and Spring Boot. Collaborating with our software development team, you will contribute to the creation and delivery of both consumer-facing and enterprise applications. This opportunity is perfect for driven developers who are confident in their technical skills and eager to join a highly skilled team at Konrad. Your Responsibilities Develop maintainable, testable, and high-performance software in partnership with our elite team. Engage in code reviews and conduct rigorous testing to guarantee the delivery of high-quality software. Investigate new technologies and tools, sharing insights with the team. Communicate effectively and clearly with all team members.

At XYZ Storage, we redefine the storage experience. With a legacy spanning 28 years, we've crafted a unique and iconic brand that resonates with our customers, offering them peace of mind during what can often be a stressful time. Our mission is to simplify moving and storage, making it accessible and secure for everyone.We are excited to invite a talented Senior Full Stack Engineer to join our dynamic team. This role will allow you to contribute to impactful systems that support a rapidly expanding platform, serving tens of thousands of customers.Compensation:$120,000 - $150,000 annuallyExtra Perks:Comprehensive Benefits ProgramFunding for Educational CoursesGenerous Paid Personal DaysAnnual Performance BonusMilestone Recognition AwardsRRSP Program with Matching ContributionsMentoring and Career Development OpportunitiesPaid Training ProgramsSpecial Birthday RecognitionOur team at XYZ Storage is comprised of passionate professionals dedicated to providing seamless storage solutions while supporting our customers through critical life transitions. We cultivate a collaborative and innovative atmosphere, encouraging team members to grow, tackle challenges, and share valuable insights. Together, we are committed to: Delivering an unparalleled storage experience for our customers.As a Senior Full Stack Engineer, you will be instrumental in developing and maintaining the systems that drive our digital platform and enhance the customer experience.About You:You are a seasoned engineer who thrives on solving intricate technical problems and building scalable, reliable systems. Your pride in writing clean, production-ready code is matched only by your commitment to maintaining systems that support vital business operations.You excel in backend services, APIs, and infrastructure, and enjoy collaborating with both technical and non-technical teams to transform innovative ideas into actionable solutions.

Discover OktaAt Okta, we are revolutionizing identity management. Our mission is to enable individuals to securely utilize any technology, anytime, on any device or application. Through our versatile Okta Platform and Auth0 Platform, we deliver secure access, authentication, and automation, placing identity at the forefront of business security and growth.We value diverse perspectives and experiences at Okta. We're not just seeking candidates who meet every requirement; instead, we are looking for lifelong learners who can enrich our team with their unique insights.Join us in creating a world where identity is in your hands.The TeamOur Workforce Identity Cloud Security Engineering group is at the cutting edge of innovation, turning visionary ideas into top-notch security software solutions that support large-scale, mission-critical applications. Our security engineering team possesses a unique skill set that merges security expertise with the ability to design, implement, and deploy security features seamlessly, enhancing product functionality without hindrance. We are committed to elevating customer safety and privacy through robust security services integrated with the Okta core product.The RoleWe are in search of a seasoned and enthusiastic Staff Software Security Engineer to join our Workforce Identity Cloud Security Engineering group. This role focuses on architecting and developing security solutions that strengthen our frameworks and infrastructure. You will be encouraged to implement defense-in-depth strategies, adhere to industry security standards, and uphold the principle of least privilege, thereby enhancing our security posture.This high-impact position is set within a security-focused, dynamic organization that is on the brink of significant growth and achievement. You will serve as a key liaison between the Security and Engineering teams, forging technical synergies and shaping the security roadmap. Your efforts will concentrate on enhancing security and privacy aspects across our services, executing on a weekly release schedule. You will have the autonomy to propose exciting new projects for our roadmap and engage in initiatives utilizing cutting-edge technologies. Join us and contribute to transforming the cloud computing landscape.What You Will DoCollaborate with engineering and security teams to define innovative security roadmap requirements.Advocate security best practices and promote secure coding methodologies.

About Us At Konrad Group, we pride ourselves on being a leading digital consultancy dedicated to delivering innovative and effective solutions for complex business challenges faced by our global clientele. Our dynamic work culture fosters creativity and collaboration, enabling our talented team to create best-in-class digital products that reach hundreds of millions of users worldwide. We are always on the lookout for exceptionally talented, analytical, and driven individuals who are passionate about continuous learning. Role Overview As a Senior Full Stack Developer, you will play a crucial role in our software development team, focusing on developing web applications. Your expertise will contribute to the creation and deployment of both consumer and enterprise applications. This position is perfect for ambitious developers who are confident in their technical skills and eager to join a highly skilled team at Konrad Group. Key Responsibilities Collaborate with our top-tier team to produce maintainable, testable, and high-performance software. Engage in code reviews and conduct thorough testing to ensure the delivery of high-quality software. Explore and evaluate new technologies and tools, sharing insights with the team. Communicate effectively with all team members to facilitate collaboration and knowledge sharing. Required Qualifications Over 5 years of experience in building and deploying modern, production-grade web applications in a team setting. Strong proficiency in JavaScript, with hands-on experience using tools and frameworks such as TypeScript, Node.js, and Next.js. Experience with front-end JavaScript frameworks like React, Angular, or similar. In-depth understanding of the components that constitute a modern web application (APIs, routing, data storage, design patterns, optimization, security). Solid foundational knowledge of core web principles (HTTP, the DOM, SSL, web servers). Excellent interpersonal skills, as teamwork and communication are essential. A proactive mindset with a commitment to delivering exceptional work. A passion for enhancing software development workflows and processes. Preferred Qualifications Experience with custom development using Next.js, Gatsby, Remix.js, or similar technologies. Familiarity with content management systems (e.g., WordPress, AEM, Sitefinity). Experience in cloud environments (e.g., AWS, Google Cloud, Azure). Knowledge of GraphQL, ElasticSearch, Serverless technologies, or Next.js.