Product Engineer (UI / Frontend) at Maincode | Melbourne

About the RoleMaincode is at the forefront of artificial intelligence, developing the next iteration of Matilda, Australia's pioneering large language model. As we scale this innovative model, we aim to deploy it as a robust live production system.Our approach is rooted in first principles, where we meticulously design architectures, manage infrastructure, guide the training process, and operate the systems that support our models.Matilda is not a mere research prototype; it is a production-ready system intended for open public access. This role is pivotal in shaping the user experience of Matilda, making it not just functional but also intuitive and engaging.As a Product Engineer, you will be instrumental in crafting the user-facing experience of Matilda. Your contributions will extend beyond implementation to encompass how users interact with and perceive the product.This is a collaborative role where you will work closely with UX designers and directly implement your ideas in code, shaping the nuances of user interaction.Key ResponsibilitiesYour contributions will enhance both the public interface of Matilda and its internal tools, including:Designing the core web interface for user interaction with Matilda (chat, sessions, history, settings).Implementing responsive, reliable streaming UX for real-time model outputs (including tokens, partial responses, cancellations, and retries).Contributing to interaction design for both standard and edge-case scenarios (latency, uncertainty, refusals, and errors).Designing UI workflows that promote safe and responsible usage (feedback mechanisms, content management).Iterating on layout, typography, spacing, and interaction details directly through code.Enhancing perceived performance and responsiveness through thoughtful UI design decisions.Developing internal tools and dashboards with an emphasis on usability and clarity.Collaborating closely with backend and infrastructure engineers to integrate APIs, authentication, and system constraints.Your role will balance coding with strategic thinking about user flows, edge cases, and overall product behavior.Ideal Candidate ProfileWe seek engineers at the start of their careers who deeply value user experience, focusing on the feel of the product as much as its functionality. If you have a passion for building engaging interfaces and are eager to learn and grow within a dynamic team, we encourage you to apply.

Maincode is seeking a Signal Engineer in Melbourne to help shape the future of Matilda, a leading Australian language model. This role focuses on transforming massive amounts of raw data into high-quality training sets, directly influencing model performance. Both engineering and editorial skills are essential, as the work blends technical pipeline development with careful judgment about data quality. Key Responsibilities Design and implement large-scale data pipelines for ingesting, cleaning, deduplicating, filtering, and scoring training data (handling volumes from terabytes up to petabytes). Develop classifiers and heuristics to distinguish valuable data from irrelevant or low-quality input. Experiment with different dataset combinations to identify what best improves the language model. Build tools for exploring, sampling, and auditing the data corpus. Collaborate closely with researchers and training engineers to align data strategies with model objectives. Requirements Strong engineering background, particularly with Python, data tools, distributed processing, and building reliable data pipelines. High attention to detail, recognizing that small errors can quickly scale in this environment. Ability to assess the quality of training data accurately. Comfort working with extremely large and complex datasets. Interest in how data decisions influence model behavior. Quick to pick up new concepts; prior experience with large language models is not required. Preferred Experience Experience with web-scale corpora or pre-training data pipelines. Familiarity with unstructured text data. Knowledge of distributed data frameworks such as Spark or Ray. Background in deduplication, quality classification, or tokenization. Additional Details This is a full-time, in-person position based in Melbourne. Maincode cannot provide visa sponsorship, so candidates must already hold valid and unrestricted work rights in Australia.

About MaincodeMaincode is pioneering the field of artificial intelligence as a dedicated research and engineering firm, proudly hosting Matilda, Australia’s first and only large language model developed from the ground up. Our advanced AI infrastructure is housed in local data centers, where we design, build, and operate systems ranging from server racks to complex model training and serving architectures.We are in the process of creating an AI Model Factory, a revolutionary compute infrastructure that enables cutting-edge AI research and scalable production systems.About the RoleThis position is a unique opportunity to work at the crossroads of physical systems, large-scale computing, and AI research. You will play an integral role in designing and managing the infrastructure necessary for training large-scale AI models, including GPU racks, high-performance networks, and orchestration systems that ensure smooth operation.We welcome individuals with a strong research mindset and systems-oriented thinking. While prior data center experience is not required, a strong sense of curiosity, ability to reason from first principles, and a quick learning aptitude are essential. Candidates with backgrounds in mechatronics, robotics, or aerospace, coupled with robust computational skills, will find this role particularly rewarding. We provide ample time, mentorship, and resources to help you master these systems, allowing you to develop expertise in one of the most critical technical fields of the next decade.What You’ll DoGain expertise in designing, deploying, and operating the core infrastructure for AI.Engage with GPU clusters, high-speed networking, and extensive Linux systems.Contribute to the architecture of Australia’s inaugural production-scale AI data center systems.Collaborate with AI researchers and engineers in shaping the next wave of model training environments.Innovate new operational and architectural strategies based on fundamental principles.You Might Be a Fit IfYou possess hands-on experience with computational systems, including systems programming, Linux environments, GPU or accelerator programming, distributed or HPC environments (e.g., MPI), automation, or large-scale numerical computation.Your background may include adjacent technical or scientific fields such as mechatronics, robotics, aerospace, or physics, where you have honed strong computational and modeling skills.You have a passion for understanding complex systems from foundational principles.You quickly learn and apply new technologies, adapting to the evolving landscape of AI infrastructure.

At Maincode, our mission is clear: to develop and deliver Matilda, Australia's pioneering conversational AI platform, with a focus on collaboration and innovation. We prioritize our team and the impactful work we do together.Matilda stands as the first fully Australian conversational AI platform, representing a significant technical challenge that we are tackling with a dedicated team that values speed and seriousness in our work.We seek intelligent, humble individuals who are eager to contribute to something meaningful, regardless of how they do so. Whether diving into research literature or mastering the construction of telemetry systems for scalable production infrastructure, your journey with us will be diverse and fulfilling.We value skill and character over traditional qualifications. Many of our top performers come from unexpected backgrounds, holding advanced degrees in adjacent fields or possessing uncommon combinations of experience. What they share is excellence, a capacity for rapid learning, and a commitment to teamwork.If you're looking for a highly detailed job specification, this may not be the right fit. If you find relief in the ambiguity and are excited by the prospect of diving into this challenge, we want to hear from you.

Join Our Team as an AI Software EngineerAt Maincode, we are pioneering the development of Matilda, Australia’s first large language model built and trained from the ground up. With our new compute cluster operational, we are excited to scale the next iteration of this innovative project.In this role, you will be an integral part of the training infrastructure. Your responsibilities will include constructing the pipelines and tools that enhance the efficiency of Matilda’s training, ensure stability during prolonged runs, and expedite the execution of new experiments. Given that training durations can extend from days to weeks, your work will require meticulous attention to detail.At Maincode, we believe in building AI systems from the ground up: from designing architectures to managing the infrastructure, shaping the training process, and operating the models ourselves. Matilda is not just a research prototype; it’s a fully operational system, developed at scale for open public use.We proudly operate one of Australia’s largest private AI compute environments, dedicated exclusively to training our models. This position does not involve wrapping external APIs or shipping user-facing features; instead, you will focus on the underlying systems that drive the training of a large language model from scratch.

Role overview Maincode is seeking a Distribution Engineer for Matilda in Melbourne. This position centers on designing and managing AI-driven systems to support how Matilda connects with its users. The focus is on building distribution strategies that enable growth, with a strong emphasis on automation and scalability. The team at Maincode works across research, engineering, and operations to develop solutions that move beyond manual processes. The aim is to create systems that operate independently and efficiently, allowing one person to accomplish what previously required a full team. What you will build AI agent pipelines to generate, test, and optimize ads, content, and messaging at scale Growth strategies for paid, organic, and owned channels Experimentation frameworks to improve performance across the user funnel Real-time feedback loops that connect to data sources and APIs for informed decision-making A self-improving, autonomous distribution engine

About the RoleMaincode is on a mission to develop Matilda, a cutting-edge large language model created entirely in Australia. With our new compute cluster now operational, we are scaling the next iteration and preparing for public deployment.This position is integral to our production system that supports Matilda. You will be tasked with creating and maintaining back-end services that ensure the model's practical usability, including APIs, infrastructure, and systems that transform a trained model into a dependable public resource.Our approach to AI development is comprehensive; we architect the systems, manage the infrastructure, train the models, and operate the solutions ourselves. Matilda is not merely a research prototype; it represents a robust production system trained at scale and made available to the public.Maincode boasts one of Australia's largest private AI compute environments, dedicated to the training and operation of our proprietary models. You will directly engage with the systems that deploy and serve a model built from the ground up.Your ResponsibilitiesYour role will involve building and sustaining the services that bridge the model and external interactions.This encompasses tasks such as:Developing and maintaining services for model inference and user requestsDesigning systems for managing requests, sessions, and streaming responsesImplementing reliability features including rate limiting, retries, and graceful failure mechanismsEstablishing authentication and access controls for public useCreating systems for logging, telemetry, and evaluation signalsEnhancing latency, throughput, and reliability in model servingIncorporating new model checkpoints into the production environmentCollaborating closely with training and infrastructure engineers to deploy and maintain the modelMost of your work will occur within production systems, focusing on logs, traces, performance profiles, and deployment pipelines. Our priority is to ensure a system that remains operational, efficient, and predictable under load.Who Thrives in This Role?We seek engineers at the beginning of their careers who are eager to learn how to build and operate production AI systems effectively.You may have one or two years of experience in developing production software. What we value most are curiosity, reliability, and a willingness to understand large-scale system operations.

About the RoleMaincode is at the forefront of AI innovation, creating foundational models built from the ground up on Australian infrastructure. We specialize in designing architectures, managing our own computing resources, optimizing training processes, and deploying robust systems that power our models.We are proud to have developed Matilda, the first large language model entirely built and trained in Australia. Our new compute cluster is operational, and we're excited to scale the next iteration of Matilda, making it accessible for public use.We invite passionate AI researchers to join us in refining the core architecture, training, and evaluation of the large-scale language models that drive Matilda's capabilities.This position emphasizes substantial contributions over incremental benchmarks. You will collaborate closely with engineers who manage large-scale training systems, focusing on designing models that learn efficiently and perform reliably in real-world applications.Your ResponsibilitiesAs part of our team, you will engage throughout the model development cycle, addressing research questions, conducting training runs, and performing evaluations. Your key tasks will include:Designing and testing architectural modifications and training methodologies for large language models.Executing controlled experiments at scale to isolate causal impacts.Investigating failure modes related to reasoning, generalization, robustness, and representation.Defining objectives, data mixes, and optimization strategies that significantly affect model behavior.Creating and enhancing evaluations that measure capabilities and reliability, beyond mere numerical scores.Analyzing training dynamics through logs, metrics, and model outputs.Partnering with machine learning systems engineers on distributed training and operational tasks.Documenting insights and experimental outcomes in clear internal notes to inform design decisions.You will spend a considerable amount of time developing code, running training sessions, analyzing logs, and evaluating outputs to ensure clarity on what enhances the model's performance and the rationale behind it.QualificationsWe value deep analytical reasoning, disciplined experimentation, and the capability to navigate ambiguity effectively. Ideal candidates will possess:Hands-on experience in developing and executing production-level machine learning or research code.Proficiency in Python, with experience in frameworks such as PyTorch or JAX.A strong foundation in transformer architectures and large-scale language models.Familiarity with distributed computing environments and data processing techniques.Excellent problem-solving skills and the ability to work collaboratively within a team.

About the Role tal is seeking a Frontend Engineer in Melbourne to join the Individual Life Value Stream Delivery team. This role focuses on building and maintaining web applications that are both user-friendly and efficient. What You'll Do Develop and support web applications that deliver a smooth user experience Work closely with team members to improve and refine application features Contribute to ongoing enhancements, ensuring applications remain reliable and easy to use About You Bring enthusiasm for creating strong user experiences Enjoy collaborating within a team environment Look for ways to innovate and improve web application performance

What is Kick? Kick is an innovative global live-streaming platform dedicated to diverse entertainment content. Our mission is to empower content creators, event organizers, and rights holders by equipping them with essential tools and revenue-sharing frameworks to monetize their work and expand their reach. We are rapidly gaining recognition as a household name, attracting top-tier creators and expanding our footprint across the globe. You might have seen our branding in the UFC octagon or alongside an F1 car as we seize every opportunity to grow. In just three years, Kick has established itself among the top four live streaming platforms worldwide, standing proudly alongside YouTube, TikTok, and Twitch. We have already made significant strides and are only just beginning our exciting journey. We invite brilliant minds to join our mission. About the Team The team is central to Kick's user experience, responsible for the evolution of the frontend platform that powers every interaction within our product. Their mission is to construct a high-performance, reliable, and scalable web foundation that allows teams to deliver seamless experiences to millions of users in real-time. They go beyond mere feature development by defining architecture, establishing engineering standards, and enhancing reliability across the frontend ecosystem. This includes optimizing rendering strategies, improving deployment safety, and ensuring robust performance during high traffic, live events, and failure scenarios. As a force multiplier across the Kick engineering team, they drive consistency, enhance code quality, and address systemic bottlenecks, significantly impacting speed-to-market, platform stability, and user experience. Key Responsibilities: Own and enhance the web frontend platform architecture (React / Next.js) focusing on scalability, reliability, and performance. Write and deploy high-quality production code, setting benchmarks for React, TypeScript, and frontend engineering best practices. Implement end-to-end platform enhancements that resolve system bottlenecks and failure modes. Establish and enforce standards for React patterns, state management, data fetching, and performance optimization. Design systems capable of handling large-scale traffic, burst events, and graceful degradation under failure or attack. Enhance deployment safety, rollout strategies, and recovery measures to avert platform-wide incidents. Collaborate with Platform and Infrastructure teams to ensure cohesive development efforts.

About UsAt Heidi Health, we believe that healthcare deserves a more harmonious approach—one that prioritizes continuity and the human touch. Our innovative AI Care Partner collaborates with clinicians to enhance the care experience.We are a diverse team comprising doctors, engineers, designers, researchers, and creative minds dedicated to developing tools that allow healthcare professionals to concentrate on their most important task: caring for patients.In just 18 months, we have significantly impacted the healthcare landscape, returning over 18 million hours to healthcare providers and supporting 73 million patient visits across 116 countries. Currently, Heidi empowers more than two million patient visits each week globally.With nearly $100 million in funding, we are expanding our presence in the US, UK, Canada, and Europe, collaborating with leading health systems such as NHS, Beth Israel Lahey Health, and Monash Health.The RoleAs our primary frontend expert, you will design and construct user interfaces that are not only aesthetically pleasing but also robust and efficient. You will collaborate closely with cross-functional teams—including product, design, and backend—to create seamless, top-notch user experiences while establishing the technical roadmap for our engineering team.Your background includes experience in a high-growth startup environment, particularly in building SaaS products. You possess a deep understanding of the challenges engineers encounter, as well as a solid grasp of design principles to prioritize essential features and functionalities.Your unique ability lies in effortlessly bridging the gap between technical specifications and business requirements, transforming high-level designs into practical solutions.You thrive in dynamic situations and appreciate the nuances of a flexible, flat-structured work environment. Your quick understanding of the complexities involved in developing AI products for the international healthcare market will be invaluable.While you will provide technical leadership and mentorship, you will remain actively involved in coding, delivering high-quality code alongside our engineering team.What You’ll AchieveYou will have the opportunity to collaborate with the engineering visionaries behind Heidi, developing AI products that will revolutionize healthcare.Independently produce elegant and reliable code while considering design structure and scalability.Team up with colleagues to tackle exciting technical challenges and accelerate growth.Engage in research and implement best engineering practices.

Join Our Engineering Team at EasygoAt Easygo, we are pioneers in delivering world-class entertainment experiences. Our engineering division thrives on a culture of continuous learning, where we consistently challenge the standards of large-scale software design and development. We are committed to fostering personal growth, nurturing innovation, and achieving excellence in engineering—setting the standard for industry mastery.Why You Should Consider Joining UsIf you are a driven and enthusiastic Software Engineer eager to immerse yourself in a dynamic environment that champions innovation and professional development, we want to hear from you! We are looking for talented individuals who are excited to solve complex challenges, create scalable solutions, and collaborate with some of the best engineers in the entertainment sector.Engage in Complex Projects: Tackle intricate projects that push the limits. Solve technical challenges and develop scalable solutions.Accelerate Your Professional Growth: Benefit from mentorship, training, and hands-on experiences to enhance your skills. Learn from industry leaders and gain expertise in scalable software development.Collaborate with Top Engineers: Work alongside exceptional engineers, sharing ideas and driving forward innovation through teamwork.Supportive Culture and Career Development: We genuinely care about your career growth. Our culture supports your development through tailored learning programs and mentorship opportunities.Embrace Challenges and Celebrate Success: Take on new challenges, learn from setbacks, and celebrate achievements as a team.About the Team:You will be part of a globally distributed product team focused on building and scaling a high-performance frontend architecture capable of managing hundreds of real-time events per second. This role necessitates a profound understanding of React’s rendering model, performance optimization, and modern frontend architecture, extending beyond mere framework usage.

Are you a passionate and innovative Senior Frontend Software Engineer looking to make an impact in a dynamic company? At easygo, we are dedicated to building cutting-edge web applications that enhance user experience and drive customer engagement. Join our talented team in Melbourne and take your career to the next level!

Join Canva as a Staff Software Engineer specializing in Frontend Development for our Editing Collaboration team. We are looking for a passionate and experienced engineer who will play a pivotal role in shaping the future of collaborative editing tools. At Canva, you will work in a dynamic and innovative environment, contributing to projects that impact millions of users globally.

As a Product Manager at xplor, you will play a pivotal role in shaping our product strategy and ensuring alignment with our business objectives. You will collaborate with cross-functional teams to deliver innovative solutions that enhance user experience and drive customer satisfaction. Your analytical skills will help us understand market trends while your leadership will guide the development process from concept to launch.

Join the Arc'teryx TeamImmerse yourself in the world of outdoor adventure with Arc'teryx, a brand renowned for its commitment to exceptional design and manufacturing excellence. Nestled in the breathtaking Canadian Coast Mountains, we pride ourselves on producing high-quality products that stand up to the most challenging conditions.Why Work with Us? Enjoy a substantial team discount across Arc’Teryx and other Amer Sports brands Kick off your journey with a provided Arc’Teryx uniform Receive competitive pay along with an attractive bonus structure Access a dedicated Employee Assistance Program for your well-being Participate in ongoing training and professional development to elevate your career Become part of a global organization with diverse career advancement opportunities Your Role Create meaningful connections with guests through product education, assisting with purchases, and addressing warranty inquiries Support in-store events, manage inventory, and maintain a tidy and organized environment Offer insights and suggestions on merchandising to enhance guest satisfaction and sales Collaborate positively with team members and leadership Deliver an outstanding guest experience through comprehensive product knowledge and service excellence Act as a brand ambassador, enhancing each guest interaction Your Profile Minimum of two years of retail sales experience Passionate about providing outstanding customer service Enjoy a fun work environment while being accountable Excellent verbal and written communication skills Self-motivated with a knack for problem-solving Adaptable and flexible in dynamic situations Ability to balance independent work and teamwork effectively Driven by innovation and continuous improvement Committed to finding the best solutions, aligning with high standards of integrity Enthusiastic about outdoor activities and living the brand ethos Commitment to DiversityAt Arc’teryx, we strive to build an inclusive culture that embraces diversity and fosters a sense of belonging for everyone.

Role overview xplor seeks a Product Manager based in Melbourne to help guide the direction of its SaaS products. This position plays a central role in shaping product vision and works closely with teams throughout the company to deliver features that improve user interaction with xplor’s solutions. What you will do Work with teams from different areas to define and refine the product vision Gather insights from stakeholders and users to inform product direction Prioritize the product backlog so work stays focused on business goals Lead the development of new features aimed at improving user experience and satisfaction Analyze market trends and customer feedback to support strategic decisions Requirements Experience managing SaaS products Strong analytical skills for evaluating trends and feedback Ability to align product work with business objectives Comfort working with cross-functional teams

Join Halter as a Product SpecialistAt Halter, we are dedicated to empowering farmers and graziers to optimize their operations for productivity and sustainability. Our innovative technology allows our customers to liberate their practices from the limitations of traditional methods. Picture 500 cattle moving gracefully to their next grazing area without the need for quad bikes, dogs, or fences. It’s a transformative experience that many describe as magical. By adopting Halter, our clients are redefining grazing practices, enhancing their livelihoods, and revolutionizing the agricultural landscape. When you join Halter, you'll engage in meaningful work alongside a talented team, all within a high-performance culture that values perseverance and ingenuity. We are committed to driving substantial change, and we embrace the challenges that come with it.Our mission is supported by leading investors, including Bessemer Venture Partners, BOND, DCVC, Blackbird, Promus Ventures, Rocket Lab’s Peter Beck, and Icehouse Ventures.For more insights into our journey, connect with us on LinkedIn or Instagram.We are currently seeking a dedicated Product Specialist to oversee Halter’s product and relevant development initiatives in Australia. In this role, you will collaborate closely with our headquarters in New Zealand and our farmers to ensure the Halter product consistently delivers exceptional value.

About BlinqBlinq is revolutionizing how individuals share their identities and remember connections. Originating as the leading digital business card, we are now at the forefront of fostering over 50 million new relationships annually, scaling at an extraordinary pace. Our vision is to create the world’s intelligence layer for professional relationships—one that effortlessly remembers, prompts when necessary, and keeps you engaged. If you aspire to be part of such transformative growth, you’re in the right place. Why You’ll Thrive Here• Rapid Expansion: We are doubling our Annual Recurring Revenue (ARR) every few months while broadening our product offerings and rapidly expanding our teams in Sydney, San Francisco, Melbourne, and New York.• Robust Resources: With over $45 million raised from prominent investors like Blackbird, Touring Capital, Hubspot Ventures, and Square Peg, we continually invest in our team and the tools that propel our mission forward.• Unique Opportunity: We are at a pivotal moment—a company large enough to have significant momentum yet small enough for you to make a substantial impact.• Customer Satisfaction: With over 140,000 reviews and a 4.9/5 rating on the App Store, Blinq is trusted globally to facilitate meaningful first interactions.• Purposeful In-Person Collaboration: We believe in the power of face-to-face interactions, dedicating three days a week to in-office work while allowing flexibility for remote work on the remaining days. The Product Team at BlinqOur Product team translates ambitious ideas into seamless experiences that users rely on during their most pivotal moments—whether introducing themselves or maintaining connections. We obsess over the details that elevate a simple “hello” into the foundation of lasting relationships. If you are passionate about crafting intuitive, impactful products that transform how people connect, we invite you to collaborate with us.Role & ImpactAs a Senior Product Manager at Blinq, you will be instrumental in shaping global connection methods. You will lead discovery, experimentation, and delivery within our rapidly evolving product, launching new features, enhancing core processes, and achieving tangible results for millions of users. This high-ownership position within a product-focused team allows you to influence both our roadmap and our operational practices.

Become a pivotal member of a team that's transforming the way the world engages with design.Hello, g'day, mabuhay, kia ora, 你好, hallo, vítejte!We appreciate your interest in this opportunity. We understand that job searching can be a lengthy process, so let's get right to the details.Flexible Work EnvironmentOur main office is located in Sydney, with another campus in Melbourne and coworking spaces in Brisbane, Perth, and Adelaide. However, we believe in empowering our Canvanauts with the freedom to choose their own work environment to best achieve their goals.Your Role and ResponsibilitiesAs a Frontend Engineer at Canva, you'll find diverse roles across different teams, each offering unique challenges and opportunities. You may be developing immersive, interactive experiences in the Canva Editor used by millions or shaping the user journey on platforms like Canva Docs, Presentations, and Websites. You could be working on innovative Magic Studio features powered by AI or participating in dynamic product experiments that make a real difference. With numerous teams seeking frontend engineers, we are eager to discover what excites you and match you with the right opportunity tailored to your strengths and interests.As Canva continues to grow, adaptability is key to our success. While this overview gives you an idea of the tasks you’ll engage in, the specifics may evolve. Typically, a Frontend Engineer at this level is expected to:Lead the design and development of high-performing, engaging user interfaces using contemporary frontend frameworks.Collaborate effectively with Product Managers, designers, and fellow engineers to define and deliver impactful product features.Enhance and scale Canva’s frontend architecture through reusable component libraries and shared design systems.Advocate for accessibility, performance, and engineering best practices across various product surfaces.Write robust, well-tested code while proactively identifying areas for technical enhancement and refactoring.Guide design and code reviews, mentor team members, and elevate the technical standards of your team.Ideal Candidate ProfileYou possess extensive experience in developing complex, user-facing applications using modern frontend technologies (our stack includes React and TypeScript).Your JavaScript fundamentals are strong, and you have a profound understanding of the web platform.You are comfortable taking ownership of features from conception to delivery and thrive in environments where you can dictate the