Tech Lead - Fullstack Developer

Role overview Xsolla seeks a Tech Lead - Fullstack Developer based in Canada to lead a team dedicated to building solutions for the gaming industry. This position works alongside cross-functional partners to strengthen the platform’s scalability and performance. What you will do Guide and mentor developers on fullstack projects Work with other teams to deliver platform improvements Lead development efforts that support platform growth and reliability

About Stay22At Stay22, we are transforming the way people convert online. Our AI-powered affiliate platform empowers publishers, ticketing platforms, and content creators to unlock new revenue streams while enhancing the user experience for their audiences. With Stay22, our partners not only earn more but also provide greater value. Join us and be part of something significant that is revolutionizing the affiliate landscape.Position SummaryAs a Senior Fullstack Developer at Stay22, you will serve as a technical leader within a multidisciplinary squad. You will be responsible for the end-to-end design, development, and deployment of critical product initiatives. Your role extends beyond code writing; you will own features from conception to production, bridging complex backend logic with an intuitive user experience.In this role, you will leverage your technological versatility — utilizing Node.js, Python, and TypeScript on the backend, and React on the frontend — to build high-performance, scalable solutions. You will be expected to tackle ambiguous problems, make pragmatic technical trade-offs, and mentor other developers to elevate the overall technical maturity of the team.

As a Senior Full-stack Developer, you will be instrumental in architecting, developing, and maintaining top-notch, scalable, and secure software solutions. Your responsibilities will span the entire technology stack, from front-end to back-end, creating features that provide tangible business value and drive the enhancement of our platform. Close collaboration with Product Managers, Designers, and Tech Leads will be essential as you transform product concepts into dependable, high-performing, and maintainable code. Your role will meld strong technical execution with the ownership of complex projects, emphasizing active collaboration within a dynamic, cross-functional agile team.

ABOUT YOUWe are seeking a dynamic Senior Software Developer to spearhead our development team in Montreal, Canada. As a Tech Lead, you will collaborate closely with a dedicated global development team and play a pivotal role in the innovative projects at Xsolla. If you are a passionate leader who enjoys engaging with the development process, we want to connect with you. Candidates should be based in the Montreal area and possess proven experience in team leadership.ABOUT USXsolla is a leading global commerce company that provides an extensive suite of tools and services designed to help developers navigate the complexities of the video game industry. From independent studios to major AAA titles, we partner with game developers to assist them in securing funding, optimizing distribution, enhancing marketing efforts, and maximizing monetization. With a commitment to the future of gaming, Xsolla is dedicated to creating opportunities and continuously expanding resources for creators. Headquartered in Los Angeles, California, we serve as the merchant of record for over 1,500 game developers worldwide, empowering them to reach new audiences and grow their businesses. Join us for innovative paths to profit and success in the gaming industry.For more information, visit xsolla.com.

About Us:Zensurance is transforming the landscape of commercial insurance for Canadian businesses with a commitment to simplicity, speed, and accessibility through a digital-first experience.As a frontrunner in the InsurTech sector, we harness cutting-edge technology and profound industry insights to provide customized insurance solutions that empower businesses to flourish.Zensurance has garnered acclaim for its swift growth and significant impact within the industry: Deloitte’s Technology Fast 50 (2023, 2024, 2025) Deloitte’s Technology Fast 500 (2024, 2025) Top Insurance Employers (2022)At Zensurance, we embrace values of ownership, collaboration, and innovation. Our team excels in tackling complex challenges, questioning the norm, and creating a meaningful impact in an industry poised for transformation.If you are eager to contribute to a meaningful mission within a rapidly growing, customer-centric organization, we invite you to connect with us!We are on the lookout for a Tech Lead to join our Renewals team.The Renewals team manages the complete policy renewal process, which includes renewal pricing, rules, and validation. We develop scalable services and tools that automate manual processes, ensuring renewals are precise, transparent, and compliant—while allowing the business to adapt renewal rules safely and efficiently.In the role of Tech Lead, you will leverage your extensive technical expertise to guide the Engineering team's technical strategy, fostering a culture of iterative, independent development and deployment. Your main focus will be on addressing security and scalability challenges, working closely with the Product Manager, Team Lead, Engineers, and Staff Developers to design and implement systems and processes that enable your team to achieve high performance.As a senior member of the team, your ability to articulate your thoughts clearly, engage in complex discussions, manage your time effectively to meet critical deadlines, and mentor fellow team members will be invaluable.

Join KOHO as a Senior Fullstack DeveloperAt KOHO, we are dedicated to revolutionizing financial services for Canadians. Our mission is clear: to eliminate hidden fees and predatory interest rates, providing financial products that empower users to manage their spending, save effectively, and create lasting wealth. We pride ourselves on being a performance-driven organization with a compassionate approach, where outcomes matter and every effort ties back to our goal of financially empowering a generation.Our work culture at KOHO is anything but traditional. We believe impactful work comes from a team that feels trusted, empowered, and supported without compromising their personal lives. We emphasize work-life integration over balance, fostering asynchronous collaboration, flexible hours, and a remote-first environment that champions autonomy and mutual trust.As we embark on our next chapter—streamlined, smarter, and more AI-focused—we are actively seeking a Senior Software Developer who thrives in an environment that values clarity, ownership, and innovative thinking. If you are ready to contribute to a team breaking down the barriers between frontend and backend development, we want to hear from you.

Join Wabtec Corporation as a Fullstack AI Developer 3, where you will be at the forefront of developing innovative AI solutions that shape the future of transportation technology. We are looking for a passionate and skilled developer to collaborate with our dynamic team to design, implement, and optimize full-stack applications. Your expertise in both front-end and back-end technologies will be essential in enhancing our AI capabilities.

Join our dynamic team at Opendoor as a FullStack Software Engineer. In this role, you will have the opportunity to work on innovative projects that shape the future of real estate technology. You will collaborate with cross-functional teams to design, develop, and implement scalable software solutions that enhance user experiences and drive business success.

Role overview The Senior Fullstack Developer joins Fullscript’s Canada Pod in Ottawa, ON. This position centers on building and refining the software solutions that drive the Fullscript platform. Collaboration is key, as the role involves working closely with colleagues from various backgrounds to design and deliver features that support a seamless user experience. What you will do Work with cross-functional teams to develop and improve platform features Design, build, and optimize software for reliability and performance Share expertise and contribute ideas to enhance applications Location This role is based in Ottawa, ON, and is part of Fullscript’s Canada Pod.

Job OverviewAt Future Works, we are on the lookout for a talented and results-oriented AI-Driven Fullstack Developer who possesses extensive experience in crafting custom software solutions. In this pivotal role, you will take charge of the development and deployment of scalable, high-quality applications, ensuring alignment with client needs and business goals.You will thrive in an innovative engineering environment, collaborating closely with product managers, designers, and other stakeholders to convert business objectives into robust technical solutions. By utilizing cutting-edge AI-assisted development tools, you will enhance the efficiency and quality of project deliveries while adhering to strong engineering principles.Your ResponsibilitiesDesign and develop production-quality applications using React and Next.js.Convert product and client specifications into detailed implementation plans.Leverage AI tools (e.g., Cursor, Claude Code, Codex, v0, LLMs) to streamline development processes.Stay updated with the latest AI-assisted coding practices, understanding their advantages and limitations.Review and enhance AI-generated code for accuracy, performance, and maintainability.Establish and maintain architectural standards.Integrate third-party platforms and APIs (e.g., Twilio, Stripe, Temporal) seamlessly.Deliver features promptly while ensuring system stability.Work closely with design, product management, and clients to foster collaboration.QualificationsWe are looking for candidates who are:Systems thinkers who grasp architecture beyond individual components.Comfortable operating at both high-level abstraction and detailed implementation.Able to analyze performance, scalability, and data modeling.Confident in reviewing AI-generated code and making informed engineering choices.Skilled in independently evaluating and integrating complex third-party platforms.Able to balance technical excellence with project timelines.Clear and thoughtful communicators.Proactive and self-motivated, identifying opportunities for improvement.

YOUR ROLEWe are seeking an innovative Tech Lead to spearhead our Frontend Platform Team at Xsolla. In this pivotal role, you will provide technical direction for our core platform, which is integral to delivering exceptional user experiences. You will leverage your extensive engineering knowledge and leadership capabilities to guide a talented team of approximately eight developers. Your responsibilities will include shaping the architecture of the platform, optimizing developer workflows, and ensuring the delivery of high-quality, scalable solutions that enhance storefronts, widgets, and other monetization-focused tools across the Xsolla ecosystem.To excel in this position, you must possess robust frontend and platform-level expertise, demonstrate the ability to lead complex technical projects, and ensure consistent, reliable delivery timelines.

Speechify’s mission is to remove reading barriers and make learning accessible. Over 50 million people use Speechify’s text-to-speech technology to turn content like PDFs, books, Google Docs, news articles, and websites into audio. The platform helps users read faster, understand more, and remember what they learn. Speechify’s products include apps for iOS, Android, Mac, a Chrome extension, and a web app. The company has earned recognition such as Google’s Chrome Extension of the Year and Apple’s 2025 Design Award for inclusivity. The fully remote team includes nearly 200 people from a range of backgrounds. Team members bring experience from companies like Amazon, Microsoft, and Google, as well as top PhD programs such as Stanford. The group includes engineers, AI research scientists, and founders from startups like Stripe, Vercel, and Bolt. Role Overview Speechify is looking for a Tech Lead to guide the Android Core Product. The Android app is the top text-to-speech app in the Play Store, and this role will help shape its future. The Tech Lead will support a growing user base and drive new projects, making decisions that directly affect the product and user experience. What You Will Do Lead technical direction and architecture for the Android app Work closely with engineers, designers, and product managers to deliver features that improve user experience Set high standards for code quality, performance, and reliability Mentor engineers and foster a collaborative, inclusive team culture Contribute to strategic product decisions and help define the roadmap What We Value Strong technical skills in Android development Ability to communicate clearly and work well with others Consistent, high-quality performance and a strong work ethic Comfort working in a flat organizational structure where leadership comes from expertise and results Commitment to building accessible, user-focused products Interview Process The process includes several technical interviews, typically completed within one week. Location This is a remote position based in Ottawa, Canada.

YOUR ROLEWe are seeking a dynamic Tech Lead for our Monetization Integration Team (MIT) to spearhead the technical vision and execution of innovative monetization integration solutions. In this pivotal position, you will lead the design and development of HTML-based integration flows, UI components, and tools that empower our partners to efficiently and reliably implement Xsolla's monetization products. This role beautifully merges hands-on coding, architectural oversight, and leadership of a talented team dedicated to enhancing integration-level and user-facing experiences.ABOUT XSOLLAXsolla is a leading global commerce company providing comprehensive tools and services that enable game developers to overcome the challenges of the gaming industry. From indie studios to AAA developers, our partners leverage Xsolla's expertise to fund, distribute, market, and monetize their games. Driven by our passion for the future of gaming, we are committed to connecting opportunities and continuously offering innovative resources to creators. Based in Los Angeles, California, Xsolla acts as the merchant of record and has successfully assisted over 1,500 game developers in reaching more players and expanding their businesses worldwide. With diverse paths to profitability and various winning strategies, we equip developers with everything they need to thrive.To learn more, visit us at xsolla.com.

Role Overview Wabtec Corporation is hiring a Senior Fullstack Web Developer Team Leader in Montréal. This position leads a team of developers focused on building web applications for clients. The role covers both frontend and backend work, with an emphasis on delivering reliable, high-quality solutions. What You Will Do Guide and mentor developers on the team Oversee project lifecycles from planning through delivery Work closely with cross-functional teams to integrate web solutions Support the team in solving technical challenges on both frontend and backend Who We’re Looking For Significant experience with both frontend and backend web technologies Comfort leading and mentoring others Strong collaboration skills for working across teams Interest in making a meaningful impact on projects and people This position is based in Montréal.

We are seeking talented Java Fullstack Developers to join our dynamic team. As a Java Fullstack Developer, you will play a crucial role in designing and implementing innovative applications that enhance our clients' operations. You will work collaboratively in an agile environment, utilizing cutting-edge technologies to deliver high-quality solutions.Key Responsibilities:Develop and maintain web applications using Java and related technologies.Collaborate with cross-functional teams to define, design, and ship new features.Debug and troubleshoot issues to optimize performance.Participate in code reviews and contribute to team best practices.

We are seeking skilled .NET Fullstack Developers to join our innovative team. In this role, you will have the opportunity to work on exciting projects that push the boundaries of technology. If you are passionate about coding and eager to make an impact, we want to hear from you!

Role overview jerry.ai is searching for a Tech Lead Manager to guide the Core Product Engine (Backend) team in Toronto. This leader will help shape the backend systems that power key products and play a central role in setting the company’s technical direction. What you will do Lead and mentor backend engineers, focusing on both technical skill-building and career growth. Set technology strategies that align with business needs. Oversee the design and delivery of backend systems built for reliability and scalability. Champion software quality and uphold strong engineering practices. Requirements Proven experience as a technical leader with a focus on backend architecture. Demonstrated ability to mentor and support engineering teams. Comfort making technology choices that reflect company priorities. This role is based in Toronto, Ontario.

Jerry.ai is seeking a Tech Lead to join the Core Product Engine team in Toronto, Ontario. This role centers on backend leadership for the systems that power AI-driven products. The Tech Lead will manage a group of engineers and take ownership of delivering reliable, scalable software that meets the needs of users. Key responsibilities Guide the development of backend systems that support Jerry.ai’s products Lead and mentor engineers, helping them grow and ensuring strong team results Shape architectural decisions and set technical direction for core features Ensure software remains scalable, high-performing, and meets user requirements Requirements Experience leading backend engineering teams Proven background in designing and building scalable backend systems Ability to make architectural decisions and guide technical strategy Clear communication skills and a collaborative approach to problem-solving

Role overview Speechify seeks a Tech Lead for the Web Core Product and Chrome Extension based in Waterloo, Canada. This position guides a team of engineers dedicated to building and enhancing tools that make content more accessible for users. The focus is on web technologies and browser extension development. What you will do Lead and mentor engineers working on Speechify’s web core platform and Chrome extension Work closely with product, design, and engineering teams to deliver features that improve user experience and accessibility Maintain high standards for product quality and reliability Apply technical expertise to influence architecture and implementation choices Requirements Solid background in web technologies Proven experience leading engineering teams Ability to collaborate with cross-functional teams Dedication to developing accessible, user-centered products

Speechify seeks a Tech Lead to oversee the Android Core Product team in Waterloo, Canada. This leadership position centers on guiding a group of developers as they enhance and expand the company’s Android applications. Key responsibilities Mentor Android engineers, helping them grow technically and supporting their daily work Lead projects that move the core Android product forward, from initial idea to release Use extensive Android development experience to address complex challenges and shape technical direction Encourage open communication and teamwork within the group Location This position is based in Waterloo, Canada.