Senior Software Engineer - Cloud Infrastructure & Observability

Collaboration Fuels Innovation. Roku is transforming the way the world experiences televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku aims to power every television globally. We pioneered streaming technology, and our mission is to be the ultimate platform connecting the entire TV ecosystem. We link consumers to their favorite content, enable publishers to grow and monetize vast audiences, and provide advertisers with unique engagement opportunities.From day one at Roku, your contributions will be significant and appreciated. Join our dynamic public company where every team member plays an active role. You’ll have the chance to inspire millions of TV viewers while gaining invaluable experience across diverse areas. About the Role We are developing a next-generation observability and cloud platform that is high-performance, cost-effective, secure, and scalable across multi-region, multi-cloud infrastructures. You will take the lead in architecting and evolving Roku’s observability and cloud infrastructure stack, which encompasses metrics, logs, traces, telemetry pipelines, service mesh, developer experience, and system reliability that support thousands of services and millions of devices. You will be instrumental in driving a vision where developers achieve profound visibility with minimal overhead, onboarding is effortless, and insights are accessible in real-time. Your contributions will directly empower Roku...

Collaboration Fuels Innovation. Join Roku: Transforming the Future of TelevisionRoku is the leading TV streaming platform across the U.S., Canada, and Mexico, with a vision to power every television globally. As pioneers in streaming technology, our mission is to seamlessly connect consumers with their favorite content, assist publishers in growing their audiences, and enable advertisers to engage with consumers uniquely.From day one at Roku, you will be a crucial part of our team. As a rapidly growing public company, we believe every employee has the opportunity to make a difference. Experience the thrill of delighting millions of TV viewers worldwide while developing your skills across various disciplines. About the role Are you ready to immerse yourself in the realm of observability and contribute to developing Roku's next-generation AI-driven observability platform? Do you have a passion for the CNCF open-source ecosystem, including tools for metrics, logs, and tracing? Are you excited to explore how AI and Large Language Models can enhance observability workflows? If you thrive on problem-solving, enjoy collaborating with diverse teams, and seek innovative approaches to enhance observability through intelligent automation, this is the role for you. Here, you will have the chance to expand your skills while managing large-scale operations involving high-volume data and requests across various regions and clusters, all while leading the charge in AI-powered observability solutions. If you are eager to learn and make a significant impact at the intersection of observability and AI, we would love to hear from you!

Join Roku, a leading streaming platform, as a Senior Software Engineer focused on enhancing our infrastructure, efficiency, and productivity. In this role, you will play a key part in architecting and developing innovative solutions that drive our technology forward. Collaborate with cross-functional teams to optimize system performance and ensure robust reliability in our services.

Join Luminance, a leader in Legal-Grade™ AI for enterprises, and be part of a groundbreaking team that's revolutionizing the legal profession worldwide. With backing from prestigious venture capitalists and accolades like being featured in Forbes AI 50 as one of the 'Most Promising Private AI Companies' and Inc. 5000's 'Fastest Growing Companies in America', we're on the cutting edge of technology.We are on the lookout for an innovative and skilled Infrastructure Engineer to join our Infrastructure Team in a role focused on DevOps and platform engineering. The successful candidate will possess a robust background in cloud-native infrastructure development, emphasizing automation, scalability, and security, as well as a comprehensive grasp of Infrastructure-as-Code (IaC). Your role will be pivotal in designing and evolving Luminance’s AWS platform, modernizing deployment patterns, automating environment creation, and ensuring our systems are reliable, repeatable, and resilient.Key ResponsibilitiesDesign, build, and maintain scalable cloud infrastructure utilizing AWS services including EC2, EKS, RDS/Aurora, ElastiCache, OpenSearch, and CloudFront.Lead the development and adoption of Kubernetes on EKS for managing both production and internal workloads.Architect and implement Infrastructure-as-Code (IaC) pipelines, integrating Terraform or similar tools into CI/CD workflows for environment provisioning, validation, and automated testing.Implement zero-downtime deployment strategies (blue/green, rolling, canary) and automate rollback and recovery processes.Promote continuous improvement in infrastructure, focusing on eliminating single points of failure and enhancing autoscaling, high availability, and managed service adoption across the platform.Collaborate with SRE, Security, and Engineering teams to enhance observability, monitoring, and alerting using tools such as Prometheus, Grafana, and CloudWatch.Work closely with the Security team to incorporate best practices for IAM, secrets management, WAF, and overall posture management.Optimize performance and cloud expenditure through automation and cost visibility dashboards.Participate in on-call rotations, conduct post-incident reviews, and contribute to ongoing operational reliability improvements.

Role OverviewJoin Healx as a passionate Platform Engineer, where your expertise will be pivotal in constructing cloud infrastructure and crafting production pipelines that advance our AI-driven drug discovery initiatives. You will play a crucial role in merging infrastructure with scientific software, engaging in design, development, and support of cloud systems, while also collaborating closely with bioinformaticians, machine learning engineers, and data scientists to implement effective data pipelines.As part of a compact, dynamic engineering team, you will take ownership of your tasks, drive innovation swiftly, and engage in collaborative pair programming. Your work will have a significant impact on the future of AI drug discovery, helping to find treatments for patients suffering from rare diseases. We encourage you to attach a cover letter detailing why you believe you would excel in this position. Our Approach to AI DevelopmentOur engineers leverage AI coding tools to address challenges and efficiently implement systems, while maintaining accountability for system design, implementation, and code testing. We prioritize rapid development alongside a deep understanding of the systems we create and manage. About HealxHealx is a pioneering tech bio company harnessing AI to transform drug discovery. With over 10,000 rare diseases impacting 400 million individuals globally, 90% of which lack approved treatments, Healx is committed to revolutionizing drug discovery to support patients in need. By integrating data, artificial intelligence, and profound pharmacology knowledge, we aim to develop treatments more swiftly and cost-effectively than traditional methods. We firmly believe that diversity and inclusion are fundamental to our mission of assisting individuals with rare diseases. At Healx, we encourage applications from candidates of all backgrounds and experiences.

Join Harvard University as a Research Infrastructure and Software Engineer, where you will play a pivotal role in enhancing research capabilities through innovative software solutions. Collaborate with cross-functional teams to design, implement, and maintain robust infrastructure that supports diverse research initiatives. Your expertise will enable researchers to focus on their work while you ensure seamless access to data and resources.

Speechify’s mission is to remove reading barriers and open up learning opportunities for everyone. Our text-to-speech technology supports over 50 million users, turning PDFs, books, Google Docs, news articles, and websites into audio. This helps people read more efficiently and remember more. The product suite covers iOS, Android, Mac, a Chrome Extension, and a Web App. Speechify has earned recognition from Google as Chrome Extension of the Year and received Apple’s 2025 Design Award for Inclusivity. The team is fully distributed, with nearly 200 professionals from companies such as Amazon, Microsoft, and Google, as well as graduates from Stanford and other top universities. Speechify operates without physical offices. Role Overview This Software Engineer position sits within the AI team, focusing on data infrastructure and acquisition. The work spans all aspects of data collection to support model training. The role blends infrastructure, engineering, and research to help build high-quality datasets at petabyte scale, efficiently and cost-effectively. What You Will Do Identify and source new audio data to improve the data ingestion pipeline. Manage and expand cloud infrastructure for data ingestion, currently on Google Cloud Platform (GCP) and managed with Terraform. Work closely with scientists to improve data quality, throughput, and cost, supporting the development of future models. Collaborate with the AI team and leadership to plan and prioritize datasets for upcoming consumer and enterprise products. What We Look For BS, MS, or PhD in Computer Science or a related field. At least 5 years of professional software development experience. Strong skills in bash and Python scripting in Linux environments. Familiarity with Docker and Infrastructure-as-Code, with hands-on experience using a major cloud provider (GCP preferred). Experience with web crawlers and large-scale data processing is a plus. Comfort handling multiple priorities and shifting focus as needed. Clear verbal and written communication skills. Location: Cambridge, United Kingdom (fully remote/distributed team).

Your Contribution at Lila Sciences Be a part of our mission to revolutionize science! We are on the lookout for a skilled Senior Backend Software Engineer to become a vital member of our software platform team. In this role, you will work alongside talented software engineers, laboratory scientists, and machine learning engineers to develop advanced tools for automated scientific analysis and beyond. Your focus will be on Python development, web services, and data engineering, creating impactful scientific applications. If you excel in a dynamic, collaborative environment and advocate for best practices in git, development workflows, and user-centered design, we invite you to apply! Your Projects Service Design & Development: Craft and build high-performance, secure, and well-documented code that seamlessly integrates with our existing services and applications. System Optimization: Identify and resolve system bottlenecks, ensuring high availability and low-latency performance across extensive workloads. Cloud Infrastructure: Utilize AWS services, Kubernetes, and modern DevOps methodologies to construct and deploy scalable production-grade systems. Collaborative Integration: Partner with ML researchers, engineers, and scientists to incorporate data pipelines, APIs, and cloud infrastructure into scientific workflows and services.

Role overview Speechify seeks a Software Engineer focused on Data Infrastructure & Acquisition for its Cambridge, MA office. This position centers on building and improving data pipelines, ensuring the platform’s information remains accurate and current. The work directly supports Speechify’s mission to empower people through technology. What you will do Develop and refine data pipelines with an emphasis on reliability and efficiency Collaborate with team members to strengthen the platform’s data architecture Contribute to solutions that enhance data delivery throughout the platform Collaboration This role involves close partnership with engineers and other colleagues to advance Speechify’s data systems and foster ongoing innovation.

Teamwork Makes the Stream Work. Join Roku in Revolutionizing TV ViewingAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to enhance the way the world engages with television. We pioneered the streaming experience and aim to connect every television globally. By bridging consumers to beloved content, empowering publishers to grow their audience, and offering advertisers innovative engagement solutions, we are shaping the future of TV.From day one at Roku, you will make significant contributions in a fast-paced environment where everyone plays a vital role. Seize the chance to bring joy to millions of global TV streamers while gaining invaluable experience across diverse fields. About the TeamAs a member of the Roku Video Platform Engineering team, you will be instrumental in developing next-generation video services for the Roku Cloud TV Platform. We are at the forefront of TV streaming innovation, with the Roku Channel strategically positioned to influence the future of streaming. Our continued success depends on advancing the Roku Cloud TV Platform, delivering a premier streaming experience worldwide. About the RoleIn your role as a Video Encoding Engineer, you will be tasked with building, optimizing, and maintaining high-performance video processing workflows. You will take ownership of our complete encoding toolchain, from experimentation and profile tuning to automated packaging workflows, ensuring our content is delivered with the highest quality, reliability, and efficiency.You will collaborate closely on pivotal video services projects, including video ingestion, encoding, VoD/live-linear, Server-Side Ads Insertion, and Video QoS, all aimed at providing a top-tier streaming experience across Roku devices. The projects you undertake will affect millions of Roku users globally, allowing you to work with key product engineering stakeholders and lead the design of our video services platform.The ideal candidate will possess a deep curiosity and a global perspective, alongside localized execution capabilities. You should be a determined problem solver and self-starter, adept at driving initiatives in partnership with Roku's product and commercial teams and external strategic partners. The successful candidate will exemplify...

Location: Cambridge, MA (Eastern Time / UTC -4) Relocation package available or Remote option for Out-Of-State applicantsStart date: ASAPLanguages: English (required)About the RoleJoin Pragmatike, a dynamic AI startup recognized as a Top 10 GenAI company by GTM Capital, founded by esteemed MIT CSAIL researchers. We are currently seeking a Senior Multicloud Engineer who possesses extensive, hands-on experience in architecting, deploying, and managing production infrastructure across AWS, GCP, and Azure. This pivotal role involves working directly on cloud and platform layers to support large-scale, distributed AI systems for Fortune 500 clients.What You'll DoDesign, deploy, and maintain production infrastructure across AWS, GCP, and Azure.Ensure consistent environments through Infrastructure as Code (Terraform preferred).Manage and operate Kubernetes clusters and containerized applications across multiple cloud environments.Architect and oversee cloud networking solutions (VPC/VNet design, peering, load balancing, and private connectivity).Implement robust monitoring, logging, alerting, and incident response protocols for multicloud systems.Enhance performance, reliability, and cost-efficiency across providers using autoscaling and capacity planning strategies.Support AI training and inference workloads in multicloud settings.Diagnose and resolve complex production issues across compute, networking, storage, and Kubernetes layers.Collaborate with AI, backend, and platform teams to ensure seamless integration with production systems.What We're Looking For5+ years of experience as a Cloud/Platform/Infrastructure Engineer.Proven production experience with AWS, GCP, and Azure (strong expertise in at least one).

Collaborate to Innovate in Streaming. Join Roku in Shaping the Future of TelevisionRoku, the leading TV streaming platform across the U.S., Canada, and Mexico, is on a mission to connect every television around the globe. As pioneers in the streaming industry, we empower consumers to access their favorite content, assist publishers in expanding their audience, and offer advertisers unique engagement opportunities.From your first day, you’ll play a crucial role at Roku, a dynamic public company where every voice matters. Experience the excitement of delighting millions of global TV streamers while gaining invaluable experience across various domains. About the TeamOur team focuses on developing and enhancing the UI framework and components that drive Roku's user experiences. Our strategic roadmap accelerates growth and scalability, delivering innovative features to tens of millions of Roku users worldwide.At Roku, our developers and engineers take ownership of their projects, driven by an intrinsic motivation to solve problems and deliver results. Collaboration with different engineering teams, UI design, product management, and business leaders is key to our success, creating an environment where independent spirit thrives alongside teamwork. We are innovators redefining the streaming media landscape. About the RoleAs a Senior Software Engineer specializing in UI Infrastructure, you will significantly contribute to the development of our embedded UI framework. Collaborating closely with system architects, you will create new features and enhance existing ones to boost system stability and performance. Additionally, you will be instrumental in developing tools that benefit the broader development community at Roku. Your proven success in delivering high-quality software on embedded platforms will be essential to our ongoing innovation.

Join Luminance, a trailblazer in Legal-Grade™ AI for enterprises, and seize the opportunity to shape the future of the legal profession globally. With significant backing from prestigious venture capitalists and recognition in Forbes AI 50 and Inc. 5000, our innovative solutions are transforming legal practices worldwide.We are looking for a seasoned IT Infrastructure & Network Engineer to take ownership of enhancing Luminance’s corporate infrastructure. This includes responsibilities for networking, identity management, firewalls, and hybrid cloud services.In this hands-on engineering role, you will focus on creating secure, reliable, and efficient enterprise IT systems that facilitate our internal operations. You will collaborate closely with the Security and Platform teams to ensure our infrastructure is robust, secure, and scalable.

LILA Sciences is seeking a Staff DevOps Engineer to lead the design, deployment, and ongoing improvement of infrastructure and delivery systems. This role blends platform engineering, site reliability, and DevOps practices to build scalable, automated systems that support reliable software delivery in cloud and Kubernetes environments. Collaboration is central: work closely with software developers, laboratory scientists, and machine learning engineers to create the backbone for automated scientific analysis and experiment orchestration. Key Responsibilities Design and implement Kubernetes-based infrastructure to support scientific services, machine learning pipelines, and platform workloads. Ensure production hardening, RBAC, network policies, and compliance with Pod Security Standards. Set up and maintain CI/CD pipelines using GitHub Actions or GitLab CI. Apply best practices including build attestations, SBOM generation, dependency scanning, and container image hardening. Apply Infrastructure-as-Code principles with Terraform and Helm. Implement policy-as-code guardrails (using OPA, Kyverno, or Checkov) and enable drift detection. Manage AWS cloud infrastructure, including EKS clusters, IAM with least privilege, VPC/PrivateLink networking, KMS/Secrets Manager, ECR, S3, and centralized logging and monitoring systems. Develop platform tools to improve deployment, observability, and developer workflows, supporting self-service with secure defaults. Drive reliability engineering practices, focusing on SLOs/SLIs, incident response, capacity planning, and performance optimization across the technology stack. Implement software supply chain security, including artifact signing, registry governance, and vulnerability management. Build and maintain QA and testing infrastructure: static analysis, code quality gates in CI pipelines, automated end-to-end and browser-based regression testing, ephemeral environments for pull request validation, and pre-merge quality checks. Automate operational processes and develop tooling in Python or Go to streamline infrastructure operations and integrate telemetry with observability platforms. Requirements Significant experience in DevOps, Site Reliability Engineering, or Platform Engineering within large-scale cloud environments. Proficiency with cloud deployments (AWS, GCP, etc.) using Infrastructure-as-Code tools such as Terraform and Helm, and expertise in containerization. Strong background in CI/CD systems (GitHub Actions, GitLab CI, or Jenkins) and familiarity with GitOps workflows. Advanced scripting skills in Python or similar languages for automation and tool creation. Comprehensive understanding of Kubernetes operations, including deployments, networking, storage, observability, and troubleshooting. This position is based in Cambridge, MA, USA.

Join Cambridge Mobile Telematics (CMT), the leading telematics service provider dedicated to enhancing road safety and improving driver behavior. Our AI-driven platform, DriveWell Fusion®, integrates data from millions of IoT devices, including smartphones, connected vehicles, and dashcams, to provide invaluable insights for auto insurers, automakers, and mobility companies. Headquartered in Cambridge, MA, with global offices in Budapest, Chennai, Seattle, Tokyo, and Zagreb, we are committed to protecting millions of drivers daily.We are on the lookout for a dynamic and collaborative Senior Manager of Engineering to steer our Cloud Infrastructure team. This critical team is responsible for developing and enhancing the core platform services that underpin our telematics products, ensuring a secure, scalable, and robust infrastructure. As a leader, you will work closely with cross-functional engineering and product teams to shape and execute the technical roadmap.

Join Riverlane as a Senior Software Engineer specializing in modelling, where you will leverage your expertise to develop cutting-edge software solutions. In this role, you will collaborate with a talented team of engineers and scientists to innovate and optimize our modelling capabilities. Your contributions will drive the advancement of technology in a dynamic and supportive environment.

Collaboration Fuels Our Innovation. Join Roku, Revolutionizing Television ViewingRoku stands as the leading TV streaming platform across the U.S., Canada, and Mexico, with aspirations of transforming every television globally. As pioneers in TV streaming, our mission is to serve as the platform that unites the entire TV ecosystem, linking consumers to beloved content, enabling publishers to cultivate and monetize extensive audiences, and equipping advertisers with unique tools for consumer engagement.From day one at Roku, your contributions will be recognized and valued. We are a fast-evolving public company where every team member plays a significant role. Embrace the opportunity to delight millions of TV streamers globally while gaining invaluable experience across diverse disciplines. Role Overview At Roku, you will work on a platform utilized by real users. Showcase your achievements to friends and family, and see your work in leading electronics retailers.As a senior member of the Roku Core OS team, you will take part in designing and developing the core/system components of Roku OS. We seek a senior software engineer with profound expertise in embedded Linux development and integration.Roku boasts a proven history of creating successful products based on value SoCs, relying on our talented software engineers to optimize limited resources.We genuinely mean it when we say that Roku is a place where everyone contributes. If you aspire to work with top talent, developing products used by millions, and thrive in a tech culture that excels, we invite you to contact us. Join us in creating the next generation of cost-effective streaming players and TVs for our customers. Your Responsibilities Design and develop OS features within a multi-process environment that prioritize speed, efficiency, and platform flexibility.Exhibit excellence in C++ development to deliver high-performance and ultra-reliable software, focusing on optimization, performance, and memory management.Implement features with the necessary abstractions to ensure compatibility across various hardware.

Location: Cambridge, UK. Candidates should live within commuting distance or be willing to relocate for onsite meetings as needed. Role overview Jagex seeks a Senior Cloud Reliability Engineer to help keep RuneScape’s services reliable, scalable, and responsive for players worldwide. This position sits within the Cloud Tech division and collaborates with Game, Central Tech, and Cloud Platform teams. The main focus is to drive reliability, observability, automation, and cloud-native practices across a hybrid-cloud environment. This role combines hands-on production engineering with architectural decision-making. Projects include modernizing services, migrating workloads, and improving systems that directly affect the player experience. The team is committed to delivering reliable live services at scale. What you will do Collaborate with game and development teams to move services toward cloud-native architectures, increasing resilience, security, and cost-effectiveness in live environments. Support migration of workloads from managed VPS environments to Jagex’s cloud platform, with a focus on modernization and uptime. Develop and refine SLIs, SLOs, and error-budget frameworks to measure and communicate service reliability across teams. Design and improve observability and alerting for logs, metrics, and traces, enabling faster detection and resolution of issues. Automate operational tasks such as scaling, failover, and deployments. Build self-healing systems to reduce manual intervention and improve recovery. Drive reliability improvements in Linux-based production systems, reusable Infrastructure as Code modules, and team codebases. Contribute to raising engineering standards within Cloud Tech. Requirements Experience ensuring reliability for large-scale, internet-facing production services. Strong knowledge of AWS services, including VPC, EC2, ECS/EKS, ELB, ECR, Route53, KMS, IAM, and Systems Manager. Background in cloud-native design, workload modernization, and Infrastructure as Code (IaC). Hands-on experience with SLIs, SLOs, incident management, root cause analysis, and resilient system architecture. Practical experience with Debian-based Linux environments, managing VM fleets, and configuration management tools. Familiarity with observability platforms, CI/CD practices, containerization, and programming or scripting in Python or Java. Benefits Comprehensive private healthcare, including dental plan Discretionary annual performance bonuses At least 6% pension contributions Life insurance coverage Enhanced family leave policies

Join Engine as a Senior Associate in Community OperationsAt Engine, we empower visionary founders who are tackling the world's most critical challenges in areas such as climate change, health, and advanced technologies. Our commitment includes providing robust support through founder programs, access to shared infrastructure and labs, and the opportunity to connect with a diverse national network of corporate partners, investors, and industry experts.

Join our innovative team at ttp1 as a Senior Systems Engineer (Software). In this pivotal role, you will leverage your expertise in software engineering to design and implement cutting-edge systems that drive our cellular technology initiatives. You will work collaboratively with cross-functional teams to develop solutions that enhance our product offerings, ensuring high performance and reliability.