Software Engineer - Platform at Astral | Remote

Join Canonical, a trailblazer in open-source software, as a Software Engineering Manager specializing in Container and Virtualization Infrastructure. In this remote role, available across the Americas and EMEA, you will lead a team of skilled engineers dedicated to building next-generation private cloud infrastructures. Your expertise in KVM, Ceph, and SDN t…

Canonical, a trailblazer in open-source software and operating systems, is at the forefront of revolutionizing the global enterprise and technology sectors. Our renowned platform, Ubuntu, powers transformative initiatives in public cloud, data science, artificial intelligence, engineering innovation, and the Internet of Things (IoT). We proudly serve leading public cloud and silicon providers, along with industry pioneers across various sectors. Our unique approach to global collaboration has fostered a diverse team of over 1,200 professionals across more than 80 countries, with minimal office-based roles. We prioritize face-to-face interaction, convening two to four times a year in exciting global locations to synchronize our strategies and execution.As a founder-led, profitable, and rapidly growing organization, we are on the lookout for a Software Architect to join our Canonical LXD and MicroCloud teams.Your mission will be to simplify the creation of compute clusters using system containers or virtual machines, ensuring that setting up a small cloud environment—whether on one, two, or twenty servers—is seamless and efficient. This role presents an exciting challenge in distributed systems, virtualization, container technologies, networking, and storage. Our aim is to enable users to focus on what truly matters by making the OS and infrastructure reliable and user-friendly.LXD, a sophisticated system container and virtual machine orchestrator built with Golang, is widely utilized across Ubuntu, ChromeOS, and other Linux platforms. Your responsibilities will encompass the entire software stack—from low-level kernel developments like namespaces, confinement, and security, to high-level management through REST APIs and CLI interfaces. As a Software Architect, you will steer the architectural vision, design, and progressive evolution of LXD and Canonical MicroCloud, which integrates LXD with Ceph and OVN to deliver a streamlined and resilient cluster-scale cloud infrastructure.We seek a remarkable software architect and engineer proficient in Golang and C, equipped with the leadership qualities necessary to inspire a team in delivering exceptional products. Familiarity with modern cloud infrastructure offerings, their APIs, and the underlying technologies is essential.This is a unique opportunity for an individual eager to make a substantial impact on contemporary cloud computing technologies. At Canonical, you will enjoy a dynamic, fast-paced team environment that fosters continuous learning and professional growth.Location: This is a remote position available in both EMEA and the Americas.

Join Canonical, a trailblazer in open-source software, as a Golang System Software Engineer focusing on Containers and Virtualization. Our flagship platform, Ubuntu, powers innovative enterprise solutions across public cloud, AI, IoT, and more. As part of our LXD team, you will help shape the next-generation private cloud infrastructure, integrating KVM, Ceph, and SDN technologies designed for optimal performance and reliability. This remote role offers the chance to engage in system-level Go programming, manage data modeling, and contribute to a distributed team that values collaboration and proactive communication. Embrace this unique opportunity to influence modern cloud technologies while enjoying a vibrant and supportive team environment.

Join Canonical, a leading provider of open-source software, as a Software Engineer focused on developing innovative Python-based container images. In this role, you will create and maintain a diverse array of container images, collaborating with various teams to ensure the highest quality and an exceptional Ubuntu user experience. You will play a pivotal role in automating Continuous Integration and Continuous Delivery (CI/CD) processes, leveraging your expertise in container-based DevOps. By contributing to cutting-edge products like OCI images, you will help shape the future of container technology. This position offers the opportunity to work remotely across the Americas, APAC, and EMEA while engaging with a global community of tech professionals.

At Canonical, we are on a mission to revolutionize enterprise data solutions by creating a state-of-the-art automation suite that seamlessly integrates multi-cloud and on-premise environments. Our Data Platform Team is at the forefront of this initiative, driving innovation through the development of a diverse range of data storage solutions and technologies that encompass big data, NoSQL, caching layers, and advanced analytics, alongside structured SQL engines.We tackle the intriguing challenges associated with fault-tolerant, mission-critical distributed systems, striving to deliver the world's leading automation solutions for data platforms.Our team is expanding, with openings ranging from junior to senior levels. We will work closely with you to find a fitting role that aligns with your skills and passions. Engineers who excel at Canonical are those who appreciate the dynamics of the open-source community while understanding the demands of large-scale, innovative organizations.Location: This position is open to candidates in the European, Middle Eastern, and African time zones.

At Speechify, our mission is to ensure that reading is never a barrier to learning. We believe that everyone should have access to knowledge, and our innovative solutions are designed to make reading more inclusive and efficient.With over 50 million users, Speechify’s suite of text-to-speech products transforms various reading materials—such as PDFs, books, Google Docs, news articles, and websites—into audio. This enables users to read faster, absorb more information, and enhance retention. Our offerings include an iOS app, Android app, Mac app, Chrome extension, and web app. Google recognized Speechify as the Chrome Extension of the Year, and Apple awarded us the 2025 Design Award for Inclusivity.Currently, our diverse and talented team of nearly 200 professionals operates in a fully remote environment, harnessing the expertise of individuals from renowned companies like Amazon, Microsoft, and Google, as well as leading academic institutions such as Stanford. We also welcome founders and innovators from high-growth startups like Stripe, Vercel, and Bolt.OverviewWe are seeking a passionate Software Engineer to join our AI team, specifically focusing on data infrastructure and acquisition. In this role, you will be pivotal in managing all aspects of data collection to support our model training operations. By integrating infrastructure, engineering, and research, we build high-quality datasets at a petabyte scale efficiently and cost-effectively.

Role Overview xbowcareers is hiring a Software Engineer focused on Platform and Core Infrastructure. This remote position is open to candidates based in Europe. What You Will Do Develop and maintain core systems that support the company’s technology foundation. Work to improve operational efficiency through thoughtful engineering solutions. Collaborate with cross-functional teams to deliver reliable and scalable infrastructure. Contribute ideas and technical expertise to strengthen the overall technology stack. Who We’re Looking For Solid experience in software development. Interest in tackling complex challenges in platform and infrastructure engineering. Comfort working with colleagues across different teams and disciplines. Based in Europe and able to work remotely.

At Speechify, our mission is to eliminate barriers to learning by transforming reading into an engaging auditory experience. With over 50 million users, our cutting-edge text-to-speech solutions convert a variety of texts—including PDFs, books, Google Docs, articles, and websites—into audio format, enabling users to read faster, absorb more, and enhance their retention. Our innovative products, which include an iOS app, Android app, Mac app, Chrome extension, and web application, have been recognized with prestigious awards, including Google's Chrome Extension of the Year and Apple's 2025 Design Award for Inclusivity.As part of our global team of nearly 200 professionals, working entirely remotely, you will collaborate with talented engineers, AI researchers, and industry veterans from companies like Amazon, Microsoft, and Google, as well as from leading academic institutions such as Stanford. We pride ourselves on fostering a dynamic work environment where innovation thrives.Role OverviewWe are on the lookout for a passionate Software Engineer to join our Data team within the AI division at Speechify. In this pivotal role, you will manage the full spectrum of data collection efforts to support our model training operations. Your expertise will enable us to build high-quality datasets on a petabyte scale efficiently and cost-effectively through seamless integration of infrastructure, engineering, and research.

Join Canonical as a Software Engineer focusing on Data Infrastructure, where you'll play a crucial role in building our innovative automation suite for multi-cloud and on-premise data solutions tailored for enterprises. Our collaborative data platform team is dedicated to developing managed solutions across a diverse range of data technologies, including big data, NoSQL, caching, analytics, and structured SQL engines like Amazon RDS. Embrace the challenge of creating fault-tolerant, mission-critical distributed systems, and help us deliver unparalleled automation solutions for managed data platforms. We welcome candidates at all experience levels who are eager to learn and grow in Big Data technologies such as Kafka and Spark. At Canonical, we value open-source community dynamics and understand the needs of large, forward-thinking organizations.

Join Canonical, a global leader in open source software and operating systems, as a Containerization & Virtualization Engineer. Our flagship platform, Ubuntu, plays a crucial role in transformative enterprise endeavors spanning public cloud, data science, AI, engineering innovations, and IoT. We proudly serve prominent public cloud providers and industry leaders across various sectors. As a pioneer in global distributed collaboration, our diverse team of over 1000 professionals operates across more than 70 countries, minimizing traditional office-based roles. We convene in-person two to four times a year in exciting locations worldwide for strategy alignment and execution.Founded and led by visionaries, Canonical is a profitable and rapidly growing company.This recruitment process targets exceptional software engineers specialized in virtualization and container technologies, encompassing the entire spectrum from kernel to userspace. If you are a talented Go, Rust, or C/C++ developer eager to innovate within next-generation open-source Virtual Machine Monitors (VMM) or container technologies, we encourage you to apply.In today's software landscape, containerization, virtualization, and cloud infrastructure are essential for modern deployments. We are committed to investing in open-source technologies that enhance application isolation, workload orchestration, and microservices architecture.Explore some exciting projects currently underway at Canonical:- The RustVMM initiative aspires to become a new hypervisor for Linux, focusing on performance, security, and operability. Join our team and leverage your expertise in VMM and kernel networking and storage.- The Rockcraft team is redefining the Docker image experience for the open-source community, ensuring high-quality, consistent, and secure images available on Docker Hub and other registries.- LXD serves as a modern system container and virtual machine manager, widely implemented on platforms like Ubuntu and ChromeOS. Our engineering efforts encompass everything from low-level kernel enhancements to high-level management interfaces.- The Kubernetes product team is dedicated to developing MicroK8s for streamlined Kubernetes operations and Charmed Kubernetes for advanced integration, focusing on both the Kubernetes platform and its operational tools.- Our OpenStack team delivers Charmed OpenStack, OVN/OVS, and Ceph, bringing cutting-edge cloud platform technologies to large-scale computing environments.We seek system-level developers proficient in C/C++, Golang, Rust, and Python to tackle security-critical and performance-intensive projects.

Join Canonical's dynamic data platform team as a Software Engineer specializing in Data Infrastructure with a focus on OpenSearch and Elasticsearch. We are developing an advanced automation suite that delivers comprehensive multi-cloud and on-premise data solutions for enterprises. As part of our collaborative team, you will work on a variety of data technologies, ranging from big data and NoSQL to structured SQL engines, while ensuring optimal performance and reliability in our data operations.

At GitLab, we are revolutionizing software development with our cutting-edge AI-powered DevSecOps Platform, embraced by over 100,000 organizations globally. Our mission is to empower everyone to contribute to the software that drives our world forward. By fostering a culture where consumers can become contributors, we are accelerating human progress and breaking down barriers in technology. Our platform enhances collaboration across teams and organizations, pushing the boundaries of what's achievable in software development. With innovative products like Duo Enterprise and Duo Agent Platform, we deliver AI benefits at every stage of the software development lifecycle (SDLC).Our commitment to AI extends into our workplace culture, where team members are encouraged to integrate AI into their daily workflows to enhance productivity and drive impactful innovation. At GitLab, we nurture careers, promote creativity, and value every voice. Our high-performance culture is rooted in our core values and a continuous exchange of knowledge, empowering our team to reach their full potential while collaborating with industry leaders to tackle complex challenges. Join us in co-creating the future as we develop technology that transforms the software development landscape.Role OverviewWe are in search of a Principal Engineer to spearhead the technical direction for our vital infrastructure platforms. This key role operates on an organizational scale, taking ownership of architecture, addressing complex system challenges, and leading initiatives that influence GitLab's growth, performance, and reliability.As a Principal Engineer, you will act as a technical authority and force multiplier, guiding architectural decisions across distributed and cloud-native systems, translating business strategies into sustainable technical paths. Collaborating across multiple teams and domains, you will clarify ambiguity, elevate engineering standards, and mentor senior talent, all while being accountable for tangible production outcomes. This hands-on, high-impact position is tailored for leaders who excel through influence and shape the foundational platforms crucial to our organization.

Are you an experienced software engineer with a passion for Java and a deep understanding of infrastructure and systems? Join us in transforming how artificial intelligence comprehends large-scale software architectures. As AI models are increasingly utilized in enterprise settings, the need for expert guidance in performance, reliability, and cloud architecture is paramount. This is where your expertise comes into play. We are looking for Software Infrastructure Specialists who are fluent in Java and possess comprehensive knowledge in systems thinking, architectural design, performance engineering, and quality assurance. In this role, you'll engage with advanced AI models, addressing complex infrastructure scenarios that involve JVM-based services, distributed systems, cloud-native environments, and enterprise-grade architectures. You will also document the challenges these models face regarding correctness, scalability, and operational behavior. Your typical responsibilities will include engaging with the model on Java-focused infrastructure and platform engineering tasks, verifying architectural decisions concerning concurrency, latency, throughput, and resource utilization. You will assess testing strategies at both the infrastructure and application levels, analyze deployment and reliability risks, capture reproducible failure modes, and provide structured feedback to enhance model evaluation and reasoning frameworks. A bachelor's, master's, or PhD in computer science, software engineering, or a related field is preferred. Hands-on experience with enterprise Java systems, cloud infrastructure, platform engineering, or roles adjacent to Site Reliability Engineering (SRE) and DevOps is highly regarded. Exceptional written communication skills and the ability to clearly articulate system behaviors and design decisions are essential for this role. Are you ready to leverage your engineering skills to build the knowledge base for the AI of tomorrow? Apply now and become a part of the team that will shape future technology.

Join Atticus as a Lead Infrastructure EngineerAt any moment, 16 million Americans require urgent assistance from our legal system or government due to crises in their lives. Unfortunately, many do not receive the help they need. At Atticus, we simplify the process for individuals facing health challenges or crises to access the vital support they deserve. Over the past six years, we have established ourselves as the premier platform connecting individuals with disabilities to government benefits. Additionally, we assist victims of accidents, misconduct, and violence in obtaining compensation from insurance. To date, we have empowered hundreds of thousands of individuals to secure over $10 billion in critical assistance, earning more than 17,000 five-star reviews along the way. And we are just getting started.With over $100 million raised from prominent VC firms such as Fika, Forerunner, GV (Google Ventures), and True Ventures, we are on a mission to build a category-defining business dedicated to assisting disadvantaged Americans. Following our Series C funding in April 2025, we have more than $50 million in the bank and a robust, profitable core business. Our team expanded from 151 to 210 in 2025, and we plan to grow further in 2026.Your RoleWe are seeking a Lead Infrastructure Engineer to define and implement exceptional infrastructure standards at Atticus. You will build the platforms and tools that enable our engineering teams to deliver quickly and efficiently.As our second infrastructure engineer, you will collaborate with Jereme to lay the technical groundwork for our future — articulating the vision, constructing the systems, and establishing the practices that will support Atticus for years to come.Own infrastructure as a product, serving our product engineering teams as your clients. This entails:Shaping our infrastructure roadmap — creating a clear vision for our infrastructure’s trajectory and driving initiatives to achieve it.Building security and operational foundations — establishing the groundwork for sustainable growth.Enhancing reliability — minimizing MTTR, defining SLOs, and introducing rigor in outage management.Empowering product teams — developing platforms and tools that enable them to manage their systems comprehensively.This is a senior individual contributor role, directly reporting to Toby, our VP of Engineering. You will play a critical role in shaping our infrastructure vision and strategy.

Join Canonical, a trailblazer in the realm of open-source software and operating systems, as we empower enterprises worldwide with our innovative platform, Ubuntu. Renowned for its versatility, Ubuntu is at the forefront of transformative enterprise initiatives, encompassing public cloud solutions, data science, artificial intelligence, engineering advancements, and the Internet of Things (IoT). Our clientele includes leading public cloud and silicon providers, alongside industry giants across various sectors. With over 1,200 professionals in 75+ countries, Canonical champions global distributed collaboration, ensuring that in-person team gatherings occur biannually in dynamic locations worldwide to synchronize our strategic goals and execution.As a founder-led, profitable, and rapidly expanding company, we are currently seeking a Senior Go (Golang) Software Engineer - Developer Tooling & Containers. In this role, you will contribute to the development of an innovative open-source developer experience tool. We aim to revolutionize conventional developer workflows by preserving the beloved aspects of traditional Linux while optimizing efficiency in immutable distribution environments and remote cloud resources. You will be pivotal in creating a product that is seamlessly integrated with the Ubuntu desktop, modern IDEs, and SDKs from industry leaders like NVIDIA, Intel, and AMD. Our mission is to liberate developers from the burdensome hours spent on environment setup across various domains such as Robotics, MLOps, and IoT. Join us in our quest to make Ubuntu the premier platform for software engineers!This role calls for a profound passion for building tools that enhance the software engineering experience. A strong sense of user experience design is essential, complemented by expertise in professional Linux-based software development, Linux system fundamentals, and container technologies. Our team values intellectual honesty in decision-making, constructive peer reviews, and the commitment to writing clear and maintainable code. While we are establishing a diverse team that includes senior, junior, and entry-level roles, senior positions demand a comprehensive understanding of containers and the kernel semantics that support them.Location: This team operates remotely within the APAC region, with the flexibility to work from anywhere within APAC time zones.

Canonical is on the forefront of open-source innovation, providing robust software and operating systems to the enterprise and technology sectors globally. Our flagship platform, Ubuntu, is integral to pioneering initiatives in public cloud, data science, artificial intelligence, engineering, and IoT. We serve a diverse clientele, including top public cloud providers and industry leaders across various sectors. As a trailblazer in global remote collaboration, we have over 1,200 employees in more than 75 countries, with minimal office-based roles. Our teams convene biannually in unique global locations to align on strategy and execution. We are seeking a dynamic Senior Design Manager to enhance the accessibility of our open-source software. This pivotal role within our Design function ensures that the software and infrastructure we create align with our vision, delivering essential tools to our community and customers. The Senior Design Manager cultivates leadership within and beyond their teams, driving impactful design initiatives. In this role, you will leverage your extensive design team management experience and deep technical expertise to mentor designers in crafting tools tailored for developers and cloud engineers. Your leadership will steer the team towards tangible results while maintaining high-quality output. You will adeptly manage expectations, ensuring timely completion of projects in line with your roadmap. Effective communication and active listening will be key as you engage with product and engineering stakeholders, guiding your team towards sustainable quality improvements and fostering individual growth. As the leader of the Infrastructure Design team, you will oversee products that facilitate cloud experiences and software distribution mechanisms while enhancing security protocols for software packaging and delivery.

Are you a talented software engineer with profound knowledge in infrastructure and a systems-oriented mindset eager to influence the future of AI? As large-scale language models become pivotal in understanding real-world systems, cloud architectures, and performance-critical infrastructure, your expertise will play a key role in shaping their training data. We are seeking Software Engineer Infrastructure Specialists proficient in JavaScript, TypeScript, and Python. Your focus on systems thinking, software and infrastructure architecture, performance optimization, and quality engineering will be essential. You will engage with advanced language models through realistic infrastructure and platform scenarios that involve cloud design, Infrastructure-as-Code abstractions, deployment workflows, scalability challenges, and failure modes. Your work will evaluate how these models reason about architectural tradeoffs, abstraction layers, environment isolation, state management, and reliability across distributed systems. On a daily basis, you will interact with the model on infrastructure and platform engineering tasks utilizing JavaScript, TypeScript, and Python. Your responsibilities include verifying architectural integrity and logical correctness, assessing code quality and testing strategies, analyzing performance bottlenecks and deployment risks, capturing reproducible failure cases, and recommending enhancements to prompt design and evaluation metrics to fortify model reasoning. A bachelor's, master's, or PhD degree in computer science, software engineering, or a closely related technical field is preferred. Practical experience in cloud platforms, infrastructure engineering, platform or DevOps roles, performance analysis, or QA practices is crucial. Exceptional technical communication and the ability to clearly articulate system-level reasoning and tradeoffs are vital. Are you ready to transform your engineering skills into the foundational knowledge for tomorrow's AI? Apply now and begin training the model that will educate the world.

Assured is revolutionizing the insurance industry by modernizing claims processing—an often neglected yet vital aspect of the sector. Our mission is to transform a traditionally manual process, fraught with phone calls and instinct, into a seamless, technology-driven experience that saves billions annually. At Assured, we empower large insurers with innovative software solutions, from user-friendly self-service claim-filing interfaces to robust backend fraud detection systems. As we continue to grow, we face multifaceted challenges, including enhancing digital experiences for claimants during their most vulnerable moments and implementing machine learning-driven decision-making on billions of dollars in claims. We are seeking a dynamic Software Engineering Manager to guide our talented team through this exciting journey, where you will define our development practices and inspire excellence across the board.

We are seeking an experienced Senior Infrastructure Project Manager to join our dynamic Project Management team. In this long-term remote role, you will spearhead infrastructure and application initiatives, crafting project charters, comprehensive plans, and deliverables while producing essential project artifacts. Your expertise will be pivotal in tackling intricate technical challenges, evaluating feasibility studies, prioritizing project activities, and collaborating closely with senior IT management.