Senior Staff Software Engineer - Chat Team

Location: Sydney, Australia (Hybrid, 3 days per week in office) Relevance AI develops technology that helps teams delegate complex work to AI agents. The platform allows organizations to build and manage intelligent agents, streamlining workflows and supporting collaboration and decision-making in a single environment. Clients include well-known companies such as Canva, Databricks, Confluent, Autodesk, Lightspeed, Rakuten, Aveva, Qualified, and Activision Blizzard. Relevance AI is backed by Bessemer Venture Partners, Insight Partners, Peak XV, and King River Capital. The company completed its Series B funding in April 2025 to accelerate growth in agentic automation. With headquarters in San Francisco and Sydney, the team values curiosity, collaboration, and execution. In 2025, LinkedIn recognized Relevance AI as Australia’s #1 Startup. Role overview The Senior Staff Software Engineer will join the Chat team in Sydney. This team manages the conversational interface of the Relevance AI platform, connecting users with AI agents, productivity tools, and research workflows. The Chat system relies on a scalable back-end to support real-time, intelligent user interactions. What you will do Set technical direction and lead execution for the Chat team Collaborate with product, engineering, and go-to-market teams to deliver enterprise-grade features and back-end systems Design complex systems and influence architectural decisions across teams Create solutions that shape customer experiences directly Why this role matters Engineering at Relevance AI pushes the boundaries of the AI workforce, supporting everything from individual creators to large-scale deployments. This role helps make AI more accessible, reliable, and production-ready for organizations worldwide.

Location: Sydney, Australia (hybrid, three days per week in the office) Relevance AI develops tools for teams to delegate meaningful work to AI agents that think, act, and collaborate like seasoned professionals. The platform allows organizations to create and manage intelligent agents for workflow automation, decision-making, and collaboration. Clients include Canva, Databricks, Confluent, Autodesk, Lightspeed, Rakuten, Aveva, Qualified, and Activision Blizzard, who use these solutions to improve operations, marketing, and sales. The company is backed by Bessemer Venture Partners, Insight Partners, Peak XV, and King River Capital. In April 2025, Relevance AI completed its Series B funding round to accelerate growth and expand agentic automation. With headquarters in San Francisco and Sydney, the team works in a hybrid model that emphasizes curiosity, teamwork, and strong execution. LinkedIn named Relevance AI Australia’s #1 Startup in 2025. Role overview The Senior Software Engineer (Chat) will join the Chat team in Sydney. This group builds the conversational interface for Relevance AI’s platform, enabling users to interact with pre-built AI agents, productivity tools, and research workflows. The Chat product relies on a scalable back-end to support real-time, agent-driven conversations. Engineering teams at Relevance AI address a range of challenges, from supporting individual creators to building systems for enterprise clients. This role helps shape systems that make AI accessible, reliable, and production-ready. What you will do Develop and enhance the back-end for Chat, enabling real-time, agentic interactions Work with a modern technology stack, refined for speed and rapid iteration Lead major projects and provide mentorship to teammates See your contributions reach customers quickly, often within hours Work in an environment that values independence and minimizes unnecessary process Work environment Relevance AI provides a supportive, fast-moving setting focused on innovation and collective achievement. Engineers are encouraged to take initiative and can see the direct results of their work.

Location : Sydney, AU, Hybrid (3 days in office required)About Us At Relevance AI, we are pioneering the AI workforce ecosystem.Our mission is to empower every team to delegate impactful tasks to AI agents that think, act, and collaborate like experts.With Relevance AI, anyone can create and manage intelligent agents that facilitate workflows, decision-making, and collaboration—all on a single, unified platform. Our technology powers industry leaders such as Canva, Databricks, Confluent, Autodesk, Lightspeed, Rakuten, Aveva, Qualified, and Activision Blizzard, enabling them to scale excellence across their operations, marketing, and sales.We are supported by leading investors including Bessemer Venture Partners, Insight Partners, Peak XV, and King River Capital, and we raised our Series B round in April 2025 to further accelerate our growth and expand the boundaries of agentic automation.With headquarters in San Francisco and Sydney, we embrace a hybrid work model and thrive on curiosity, collaboration, and execution—we move quickly, think expansively, and succeed together.In 2025, we were honored to be named LinkedIn’s #1 Startup in Australia.If you aspire to shape how the world interacts with AI, we invite you to join our mission.The Role We are looking for a Senior Back-End Software Engineer to join our rapidly growing Chat team in Sydney.This team is responsible for one of Relevance AI’s newest and most dynamic products: Chat, which serves as the conversational interface of our platform. Chat provides users with the ability to engage with pre-built AI agents, productivity tools, and research workflows—all through a robust, scalable back-end that facilitates real-time, agentic interactions.Every engineering team at Relevance AI is exploring unique facets of the AI workforce, from empowering individual creators to scaling enterprise-grade AI systems used by thousands of professionals globally. This position plays a pivotal role in our mission, crafting systems that render AI usable, dependable, and ready for production.At Relevance AI, your contributions will reach customers within hours, providing a unique chance to witness the impact of your work immediately. You will enjoy autonomy and trust to lead significant projects and mentor fellow team members without the burden of excessive approval processes.You will operate across our modern tech stack, which we continuously optimize to enhance speed and iteration. Our collaborative, fast-paced environment encourages innovation and growth.

Location : Sydney, AU, Hybrid (3 days in office required)About Us At Relevance AI, we are pioneering the future of the AI workforce. Our mission is clear: to empower teams to effortlessly delegate significant tasks to AI agents that operate, think, and collaborate like experts. With Relevance AI, anyone can create and manage intelligent agents designed to handle workflows, decisions, and collaboration—all within one cohesive platform. Our technology empowers industry leaders like Canva, Databricks, Confluent, Autodesk, Lightspeed, Rakuten, Aveva, Qualified, and Activision Blizzard, enabling them to enhance their operations, marketing, and sales efforts.Backed by prominent investors such as Bessemer Venture Partners, Insight Partners, Peak XV, and King River Capital, we successfully raised our Series B round in April 2025 to accelerate our growth and expand the possibilities of agentic automation.With our headquarters in both San Francisco and Sydney, we thrive in a hybrid work environment that fosters curiosity, collaboration, and execution. We are known for moving quickly, thinking big, and achieving together. In 2025, we proudly earned the title of LinkedIn’s #1 Startup in Australia.If you’re passionate about redefining the way the world interacts with AI, we invite you to join our team.The Role We are looking for a Staff Software Engineer to become a key member of our Builders team based in Sydney. This team is dedicated to enhancing the core builder experience on the Relevance AI platform, focusing on our agent builder, tool builder, and workforce builder functionalities. Your primary goal will be to improve the platform for our customers who are building agents and automation workflows.In this pivotal role, you will provide technical leadership and drive execution within the Builders team, collaborating closely with product, engineering, and go-to-market teams to deliver robust enterprise-grade capabilities and backend systems. This position offers high visibility and significant autonomy, allowing you to design complex systems and shape architecture across teams, with your contributions directly impacting customer outcomes.Every engineering team at Relevance AI is exploring different frontiers of the AI workforce, from enabling individual builders to scaling enterprise-grade AI systems utilized by thousands globally. This role is at the forefront of that mission, creating systems that make AI practical, reliable, and ready for production.At Relevance AI, your work will reach customers within hours, providing a unique opportunity to see the immediate impact of your innovations.

Location: Sydney, Australia (Hybrid, 3 days in office per week) Role overview The Staff Software Engineer on the Builders team at Relevance AI leads technical projects that shape the platform’s core builder experience. This team focuses on developing and refining features such as the agent builder, tool builder, and workforce builder. These features allow customers to create, manage, and automate AI-driven workflows within the platform. This position offers broad scope to design complex systems and influence architectural decisions. The role involves collaborating closely with product managers, other engineers, and go-to-market teams to deliver enterprise-level capabilities and maintain reliable back-end systems. The work here directly supports a wide range of customers, from individual builders to organizations scaling AI solutions worldwide. Engineers in this role see the impact of their contributions quickly, as updates reach customers within hours. The Builders team’s efforts help make AI accessible and production-ready for a growing user base. What you will do Provide technical leadership within the Builders team Design and implement features for agent, tool, and workforce builders Collaborate with product, engineering, and go-to-market teams Drive execution of projects that deliver enterprise-grade reliability Influence architectural decisions across teams and systems Work environment This is a hybrid role based in Sydney, requiring three days per week in the office. Relevance AI values curiosity, teamwork, and decisive action. The company supports a collaborative environment where engineers can see the results of their work quickly and contribute to making AI more dependable for customers.

Join Canva as a Staff Backend Software Engineer on our User Platform team, where you will play a critical role in shaping the future of our product.In this position, you will be responsible for designing and implementing scalable backend systems that enhance user experiences. Collaborate with a talented team of engineers to build robust APIs and optimize performance across our platform.

Join Canva as a Staff Software Engineer on our dynamic Data Synchronization Team! We are looking for talented engineers proficient in Golang and Python to help us enhance our data synchronization capabilities. This is a fantastic opportunity to work with cutting-edge technologies on an impactful project that serves millions of users worldwide. As part of our collaborative team, you will be responsible for designing and implementing scalable systems that ensure seamless data integration across various platforms.

Location: Sydney, Australia (Hybrid: 3 days per week in office) Relevance AI develops a platform for building and managing intelligent agents that help teams automate workflows and improve collaboration. The company’s technology supports major clients such as Canva, Databricks, Confluent, Autodesk, Lightspeed, Rakuten, Aveva, Qualified, and Activision Blizzard, helping them strengthen operations, marketing, and sales. Backed by Bessemer Venture Partners, Insight Partners, Peak XV, and King River Capital, Relevance AI completed its Series B funding round in April 2025. With headquarters in San Francisco and Sydney, the team values curiosity, collaboration, and decisive execution. In 2025, LinkedIn recognized Relevance AI as Australia’s #1 Startup. Role overview The Enterprise team at Relevance AI seeks a Staff Software Engineer based in Sydney. This group focuses on building and scaling platform features for the company’s largest and most demanding customers. Projects emphasize security, reliability, compliance, and adaptability at enterprise scale, with particular attention to identity and access management, auditability, and regulatory requirements. What you will do Offer technical leadership and hands-on execution within the Enterprise team Work closely with product, engineering, and go-to-market teams to deliver enterprise-grade capabilities and backend systems Design complex systems and influence architecture across teams Ensure the platform upholds high standards for security, reliability, and compliance See the direct impact of your work on customer outcomes Impact and growth Each engineering team at Relevance AI addresses a distinct aspect of the AI workforce. The Enterprise team specializes in scaling AI systems for global organizations. This role plays a key part in making AI solutions functional, dependable, and production-ready for enterprise use.

At Riot Games, we prioritize the players' experience above all. Our dedicated team in Sydney collaborates with global partners to develop cutting-edge features and technologies for an exciting upcoming R&D title. Whether you're enhancing backend architecture, creating tools for developers, or designing engaging player-focused features, you will help us build systems that enhance performance, scalability, and user engagement. As a Staff Software Engineer (Internal Job Title: Software Engineer III), you will take on technical leadership in critical areas of our projects. Your contributions will span the entire development lifecycle, from designing scalable solutions to mentoring team members and collaborating across departments to ensure top-tier experiences for both players and developers. At Riot, our software engineers possess extensive expertise in specific technical domains while also embracing the chance to work across different areas. You will tackle complex challenges using both new and existing technologies, forging innovative solutions to deliver unmatched value to players. You will report to an Engineering Manager within the R&D Game Team.

Location : Sydney, AU, Hybrid (3 days in office required)About Us At Relevance AI, we are pioneering the future of the AI workforce.Our mission is clear: to empower teams to delegate impactful tasks to AI agents that operate with the expertise of seasoned professionals.With Relevance AI, users can easily create and manage intelligent agents that streamline workflows, facilitate decision-making, and enhance collaboration—all within one cohesive platform. Our technology supports industry leaders like Canva, Databricks, Confluent, Autodesk, Lightspeed, Rakuten, Aveva, Qualified, and Activision Blizzard, enabling them to achieve operational excellence across marketing and sales.We are backed by esteemed investors including Bessemer Venture Partners, Insight Partners, Peak XV, and King River Capital, having successfully raised our Series B in April 2025 to accelerate our growth and expand the realms of agentic automation.With headquarters in San Francisco and Sydney, we embrace a hybrid work model and thrive on curiosity, collaboration, and swift execution—we think big, act fast, and succeed together.In 2025, we were honored to be recognized as LinkedIn's #1 Startup in Australia.Join us if you're ready to redefine how the world interacts with AI.The Role We are seeking a Senior Back-End Software Engineer to join our dynamic Builders team in Sydney.This team is tasked with enhancing the core builder experience on the Relevance AI platform, focusing on functionalities such as our agent builder, tool builder, and workforce builder. Our goal is to continuously improve the platform for our customers who are developing agents and automation workflows.Each engineering team at Relevance AI is addressing a different aspect of the AI workforce, from empowering individual builders to scaling enterprise-level AI systems utilized by thousands of employees worldwide. This role is crucial in our mission to create systems that make AI accessible, dependable, and production-ready.At Relevance AI, your work will impact customers almost immediately, providing a unique opportunity to witness your contributions in action. You will have the autonomy and trust to lead significant projects and mentor fellow team members without unnecessary bureaucratic hurdles.You will engage with our cutting-edge tech stack, which we are continuously refining to promote faster iterations. Our supportive and fast-paced culture nurtures collaboration, curiosity, and innovation.

Join Canva, a leading global design platform, as a Staff Software Engineer focused on Frontend Development for Editing Collaboration. This role is perfect for adept engineers eager to contribute to innovative features that enhance user collaboration and creativity.As a part of our dynamic team, you will play a pivotal role in shaping the frontend architecture, ensuring seamless interaction and functionality for users worldwide. Collaborate with cross-functional teams to deliver exceptional experiences and elevate our platform's capabilities.

At Riot Games, our engineers possess profound expertise in specific technical domains while also embracing the chance to engage in diverse areas of work. As a Staff Software Engineer within the VALORANT team, you will play a pivotal role in shaping the architecture, deployment, and operation of our global services platform. Your work will enhance team synergy and facilitate cross-team objectives.In this role, you will spearhead the development of innovative services and drive continuous enhancements to our existing offerings. Establishing standards and frameworks for service development across VALORANT will be part of your responsibilities, along with optimizing the tools and pipelines for delivering and managing these services. Collaborating closely with technical teams at Tencent, you will ensure seamless service delivery and operation in China, harmonizing the developer experience and platform functionalities between Tencent and Riot regions.This is a full-time position located in Sydney, Australia.

Join Canva as a Staff Software Engineer specializing in our API Platform. In this fully remote role across Australia and New Zealand, you will be at the forefront of designing and developing scalable API solutions that empower our users and enhance the overall Canva experience. Collaborate with cross-functional teams to build robust systems and contribute to the future of design technology.

Join our dynamic team as a Staff Software Engineer at Freelancer in beautiful Sydney. In this role, you will leverage your extensive experience to design, develop, and optimize scalable software solutions that drive our platform's success. You will collaborate with cross-functional teams to deliver high-quality products and enhance user experience.As a Staff Software Engineer, you will be responsible for leading technical initiatives, mentoring junior engineers, and ensuring best practices in software development are followed. You will play a crucial role in shaping the future of our technology stack and influence key architectural decisions.

About the Role Leap Legal Software is hiring a Software Engineer in Sydney. This role supports the development of software tools that help legal professionals work more efficiently. The team focuses on building and improving products that serve real client needs. What You Will Do Work across the full software development lifecycle, from initial concept through to deployment Contribute to the design, development, testing, and release of new features and products Help ensure each release meets quality standards and client requirements Location This position is based in Sydney, New South Wales, Australia.

Join Easygo as a Senior Software Quality EngineerEngineering@EasygoAt Easygo, we are pioneers in delivering exceptional entertainment experiences. Our engineering team thrives in a culture of continuous learning and innovation, consistently pushing the limits of software design and development. We are committed to nurturing growth, fostering learning, and maintaining excellence in engineering, setting a high bar for industry standards.Why You Should Join Us?If you are a driven and enthusiastic Senior Software Quality Engineer seeking to immerse yourself in an innovative environment that promotes professional development, we invite you to apply. We are looking for creative problem-solvers ready to develop scalable solutions and collaborate with some of the best engineers in the entertainment sector.Engaging Projects, Innovative Solutions: Tackle complex projects that challenge conventions. Solve intricate technical problems and create scalable solutions.Fast-Track Your Development: Benefit from mentorship, training, and practical experiences to enhance your skill set. Learn from industry leaders and gain expertise in software scalability.Team Up with Experts: Collaborate with top-notch engineers, sharing ideas and driving innovation through teamwork.Supportive Culture & Career Advancement: Your career development is our priority. Our culture emphasizes your growth through personalized learning programs and mentorship.Face Challenges, Celebrate Achievements: Embrace challenges, learn from setbacks, and celebrate successes together.Contribute to the Future: Your work will play a crucial role in shaping the future of entertainment.If you are passionate about innovation, growth, and working alongside the best, we would love to welcome you to our team!

Join Lendi Group as a Senior Software Engineer and play a pivotal role in shaping the future of our innovative fintech solutions. You will collaborate with cross-functional teams to design, develop, and maintain robust software applications that enhance the user experience and drive business success.

Join Airwallex as a Senior Software Engineer, YieldAt Airwallex, we are revolutionizing the financial landscape for global businesses with our state-of-the-art payments and financial platform. Our unique combination of proprietary infrastructure and innovative software empowers over 200,000 businesses worldwide—including industry giants like Brex, Rippling, Navan, Qantas, and SHEIN—by providing fully integrated solutions that simplify business accounts, payments, spend management, treasury, and embedded finance on a global scale.Founded in Melbourne, we are a dynamic team of over 2,000 talented individuals spread across 26 offices globally. With a valuation of US$8 billion and backing from leading investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, we are at the forefront of building the future of global payments and finance. If you are prepared to embark on the most ambitious journey of your career, we invite you to join us.What We Look ForWe seek visionary builders who bring founder-like energy and are eager to create a significant impact while accelerating their learning and taking full ownership of their projects. You should possess strong expertise relevant to your role, exhibit sharp analytical thinking, and be motivated by our mission and operating principles. You thrive in fast-paced environments, exercise good judgment, and approach challenges with curiosity and a rigorous mindset.Collaboration and humility are key traits you embody, as you transform innovative ideas into tangible products and ensure successful execution from start to finish. Utilizing AI to enhance your efficiency and problem-solving capabilities, you will tackle complex, high-visibility challenges alongside exceptional teammates while advancing your career in shaping the future of global banking. If this resonates with you, let’s build what’s next together.About the Yield TeamThe Yield Team serves as the strategic backbone of our investment product—a unique solution that allows businesses to earn competitive returns on their idle cash, free from the constraints of traditional term deposits. Following our recent market launch, we are focused on leveraging this flexibility to enhance customer loyalty and foster long-term engagement.As one of the fastest-growing divisions within Airwallex, Yield operates like a startup within a startup, providing unparalleled opportunities for innovation and professional growth. We are aggressively expanding on a global scale. If you are driven by creativity and eager to make a lasting impact, Yield is the ideal environment for you. Apply now and help us shape the future of fintech!

At Mathspace, we're dedicated to transforming mathematics education through our innovative and interactive learning software designed for both students and teachers.As a product-driven, agile organization, we prioritize delivering exceptional value based on continuous customer feedback. Our goal is to create an engaging and rewarding educational experience for students and educators alike.As a Senior Backend Software Engineer on our cross-functional product team, your responsibilities will include:Enhancing the Mathspace web and mobile applications, which support hundreds of thousands of students worldwide each month.Collaborating closely with product owners and designers during product discovery.Working alongside fellow engineers to provide meaningful solutions for students and teachers.Addressing challenging technical problems with creativity and a commitment to continuous learning.Taking initiative and playing an active role in project development.Expanding your knowledge by developing and enhancing our technology stack.

Canva is looking for a Senior Software Engineer to join the Reliability Foundations team in Sydney. This position centers on strengthening the reliability and performance of Canva’s platform. Role overview This role involves designing, building, and refining systems to support resilient and high-performing services. The Senior Software Engineer will work closely with others to improve software delivery and support operational goals. What you will do Create and implement solutions that boost the reliability of Canva’s core platform. Optimize existing systems to maintain high performance and stability. Collaborate with cross-functional teams to advance software delivery processes and operational standards. Requirements Experience designing and maintaining reliable, scalable systems. Strong background in performance optimization and system resilience. Ability to work effectively with engineers and stakeholders across different teams.