Senior Software Engineer, Platform

Waymo is a pioneering company in autonomous driving technology, dedicated to becoming the world's most trusted driver. Originating as the Google Self-Driving Car Project in 2009, Waymo has remained focused on developing the Waymo Driver—The World's Most Experienced Driver™—to enhance mobility access while significantly reducing traffic-related fatalities. The Waymo Driver is the backbone of Waymo's fully autonomous ride-hail service and is adaptable across various vehicle platforms and applications. Having completed over ten million rider-only trips, it has amassed experience through more than 100 million miles driven autonomously on public roads and tens of billions of miles simulated across 15+ U.S. states.Waymo's commercial operations currently span five cities, with a robust infrastructure in the early stages of development, necessitating further investment to scale into a world-class service.We are assembling a talented team of engineers to elevate our Android Platform team. This team is responsible for crafting the user interfaces that allow customers to engage with our autonomous vehicles, providing entertainment and information during their rides. As a full-stack team, we oversee the setup and ongoing maintenance of a complete automotive-grade Android system.In this hybrid role, you will report directly to an Engineering Manager.

About StravaStrava is the ultimate app for active individuals, boasting a community of over 180 million athletes across more than 185 countries. It transcends simple workout tracking; it's a platform where athletes progress together, fostering new habits and achieving personal bests. Regardless of your sport or tracking method, Strava is your go-to companion. Connect with your community, achieve your goals, and make every effort count. Start your journey with Strava today.Our mission is clear: to inspire individuals to lead their best active lives. We believe in the transformative power of movement to unite and propel people forward.About This RoleWe are looking for a Senior Android Engineer to join the Subscriptions Team, focused on enhancing Strava’s subscription and checkout experiences. You will develop the Android interfaces that facilitate our transition from free to paid options, including paywalls, purchasing flows, and Google Play Store integrations, impacting millions of athletes worldwide. This role is vital to Strava’s growth and provides significant ownership over highly visible product features.In this position, you will collaborate closely with product, design, analytics, and marketing teams, while also engaging with Strava’s extensive Android community through architecture reviews, code reviews, pair programming, and our active Android guild. Join the team behind the leading fitness app and the 2025 Apple Watch App of the Year as we continue to set standards for Android excellence.We follow a flexible hybrid model, requiring you to be on-site in our San Francisco office for three days a week.What You’ll Do:Lead the Android initiatives on the Subscriptions team, establishing the technical vision and delivering features that impact millions.Drive Strava’s subscription growth through lifecycle experimentation including upsells and checkout enhancements.Maintain and improve our Google Play Billing integration, ensuring critical business processes are stable and reliable.Collaborate closely with product and design teams to deliver polished features in small, focused increments.Mentor fellow engineers through code reviews and pair programming, setting the standard for Android quality across the organization.Leverage the latest AI tools to identify efficient and innovative software development methods.

Role overview ditto is seeking a Senior Platform Engineer, Operator for a fully remote role. This position is open to candidates located in Atlanta, Austin, San Francisco, or Seattle. The focus is on designing, building, and maintaining systems that keep company operations running smoothly and efficiently at scale. What you will do Design and implement systems that improve platform scalability, performance, and reliability. Maintain and enhance the existing infrastructure to support ongoing business operations. Work closely with cross-functional teams to address technical challenges and streamline processes. Use technical expertise and leadership to drive key platform initiatives. Requirements Extensive experience in platform engineering. Strong problem-solving abilities and a collaborative mindset. Proven ability to contribute technical insights and lead engineering projects. Location This is a remote position. Candidates must be based in Atlanta, Austin, San Francisco, or Seattle.

At Fastly, we empower individuals to maintain meaningful connections with the things they cherish. Our cutting-edge edge cloud platform allows customers to deliver exceptional digital experiences with speed, security, and reliability by processing and securing applications as close to end-users as possible — right at the edge of the Internet. Our platform is engineered to harness the potential of the modern internet, enabling programmability and supporting agile software development. We proudly serve some of the world's most influential companies, including GitHub, Yelp, Paramount, and JetBlue.Join us in building a more trustworthy Internet.Posting Open Date: Reposted March 30, 2026Anticipated Posting Close Date*: April 20, 2026*This job posting may close earlier due to high applicant volume. Senior Principal Engineer, Platform EngineeringAs a member of Fastly’s Platform Engineering team, you will be instrumental in establishing the essential frameworks that enable engineers to deliver quickly, safely, and at scale. In the role of Senior Principal Engineer, you will guide the technical direction and spearhead cross-organizational initiatives aimed at enhancing our platform, developer experience, and operational excellence. Collaborating closely with fellow engineers, you will work to eliminate friction, standardize best practices, and create paved roads to expedite product delivery. This is a highly collaborative and hands-on position, representing the Platform Engineering organization and reporting directly to the Senior Director of Engineering.

Join Reddit's Test Engineering team as a Senior Software Engineer, where you will play a pivotal role in ensuring the highest quality of software features. Collaborate with cross-functional teams to design and implement robust test automation frameworks and tools, while fostering a culture of quality across all engineering initiatives. Your expertise will help identify testing gaps and drive systemic improvements, enhancing our testing processes and infrastructure stability.

Reddit hosts a massive community platform, bringing together over 100,000 active communities and reaching about 121 million unique daily visitors. The company’s Android Platform team leads the technical direction for Reddit’s Android app, shaping its architecture and ensuring a reliable experience for millions of users. Role overview This Staff Android Engineer (Client Platform) position centers on technical leadership within Reddit’s Android organization. The work focuses on client health (crashes, ANRs, performance), developer experience, and app architecture. The role supports both the core app and the frameworks and tools that enable other teams to build and ship features efficiently. What you will do Design and architect the future of Reddit’s Android app, supporting over 100 million daily active users. Build tools, workflows, and CI integrations to improve the Android developer experience and streamline deployment. Establish and enforce guardrails, such as lint/static analysis, tests, and AI-assisted code reviews, to catch issues early. Develop frameworks for client health and observability, including events, traces, and dashboards. Integrate AI strategies into engineering workflows to increase productivity. Mentor and support Android engineers through design reviews, documentation, and sharing platform knowledge. Requirements Minimum 8 years of professional software engineering experience, with a strong background in Android development. Location San Francisco, CA Learn more about Reddit at www.redditinc.com.

At Lyft, we are driven by our mission to connect communities and enhance mobility. We focus on fostering an open, inclusive, and diverse culture that empowers our teams. As part of our Mobile Foundations team, you will play a pivotal role in developing robust software solutions that tackle large-scale challenges, ensuring our mobile applications are not only stable but also scalable and efficient.In your role as a Senior Android Engineer, you will be responsible for creating and maintaining the core systems that serve as the backbone for all Lyft mobile engineers. Your contributions will enable teams across the organization to deliver exceptional experiences that seamlessly connect people and places. You will be instrumental in building scalable infrastructure that accelerates innovation while prioritizing an outstanding developer experience. Your efforts will directly enhance the stability of Lyft as a whole.Our mobile applications are utilized by millions, and we take pride in maintaining high development standards. We follow best practices in code architecture and embrace rapid release cycles. Our codebase is primarily written in Kotlin, leveraging modern design patterns and coding practices. We also actively engage with the developer community, contributing to open-source projects, including the Kotlin language itself.

Join our dynamic team at 360 IT Professionals as a Senior Android Developer! In this role, you will play a crucial part in designing, developing, and implementing innovative mobile applications. You will collaborate with cross-functional teams to define app features and ensure high performance and quality standards.

Monaco is revolutionizing the startup ecosystem with its innovative revenue engine, designed to replace outdated CRM systems and fragmented sales solutions with an AI-driven platform.We are seeking a talented Senior Platform Engineer to join our team, focusing on the development of Monaco's cutting-edge data and machine learning platform. Your expertise will help establish the pipelines, contextual systems, and infrastructure that underlie our AI-enhanced products. You will play a pivotal role in ensuring that our models, agents, and workflows deliver real value in production.This is a highly impactful position that sits at the crossroads of data engineering, distributed systems, and applied AI.

About StraiaAt Straia, we are pioneering the AI-native intelligence layer for colleges and universities.Colleges currently operate on a myriad of isolated systems, causing staff to expend countless hours reconciling data, generating reports, and seeking insights. Straia revolutionizes this process by integrating institutional data and employing AI agents to provide answers, generate insightful visualizations, and automate repetitive tasks, fundamentally reshaping college operations.As we progress, Straia aims to become the foundational intelligence layer for institutional operations, facilitating every function—from student advising to admissions and budgeting—through collaborative AI agents that comprehend each institution's distinct data environment.With recent funding from a16z, Reach Capital, and JFF Ventures, we are on the lookout for a Senior Platform Engineer to assist in constructing the technical backbone for how institutions engage with their data.The RoleIn this role, you will collaborate closely with our CTO and the engineering team to design and expand the infrastructure that drives AI-powered analytics for higher education.This is a unique opportunity to take ownership of the platform layer for a product that efficiently handles institutional data at scale, runs privately hosted advanced models, and provides rapid query responses for non-technical users who are making critical decisions about student outcomes.You will also contribute significantly to developing internal tools and automations that enable our lean team to function with the efficiency of a much larger organization. We believe that platform engineering transcends mere system maintenance—it's about creating the leverage necessary for every engineer to deliver faster, troubleshoot more effectively, and concentrate on meaningful challenges.We seek someone who naturally elevates standards—an engineer whose intuition and speed enhance the productivity of those around them, who takes real ownership of the decisions impacting the platform’s evolution. If you flourish in high-expectation environments with a rapid pace, you will thrive here What You Will DoLead the Data Movement Layer — Engineer and optimize the pipelines that ingest, transform, and serve countless terabytes of compressed institutional data. You will harmonize DuckDB, Postgres, and GCS to ensure that complex analytical queries are executed instantaneously for the end-users.

MidiHealth is seeking a Senior Software Engineer to join the Platform Engineering team. This hybrid role is based in the SF Bay Area and centers on building and enhancing the software that drives MidiHealth’s healthcare technology platform. The work contributes directly to improving patient outcomes through technology. Key responsibilities Design and develop software solutions for the core platform Collaborate with engineering, product, and cross-functional teams to deliver integrated features Support the reliability and scalability of the platform Location This position requires regular on-site work in the SF Bay Area as part of a hybrid schedule.

At Nestmed, we are revolutionizing healthcare documentation with our innovative AI platform, empowering clinicians to focus on what matters most - patient care.In just one year, we've expanded our reach to support tens of thousands of healthcare professionals across over a million patient visits. We proudly serve as a trusted partner for more than 60 home health agencies, including seven of the top ten enterprises in the United States.Our founding team, comprised of experts from Stanford, Y Combinator, Google, and Meta, is backed by the visionary founders of PayPal and Plaid. Together, we aim to establish the vital infrastructure for the future of the $500 billion home healthcare industry.Join Us!We are looking for a Senior Android Engineer to take the reins of our mobile application, the critical interface for clinicians documenting care in patients' homes. Your work will involve real-time voice capture, background processing, and ensuring seamless synchronization even in challenging network conditions. Collaborating closely with our CEO and CTO, you will tackle complex technical challenges and help shape our mobile platform as we continue to scale.

About UsAt XOXO AI, we are a cutting-edge research lab dedicated to creating intelligent interfaces that enhance everyday life. Our stealth team comprises passionate engineers, designers, and researchers who are committed to solving innovative challenges that extend beyond the workplace.Following a recent breakthrough in infrastructure, architecture, and model layers, we are eager to welcome talented builders to craft the interface and application layer that will realize our ambitious vision.About the RoleWe are seeking an experienced Android engineer to lead the development of XOXO's consumer app, featuring a revolutionary interface for intelligence. This position is ideal for a highly skilled engineer who can take ownership of the entire mobile experience, focusing on architecture, performance, refinement, and a visually engaging design system that ensures intentionality in every interaction.Your background is less important than your drive: you should possess a strong sense of ownership, be able to work swiftly without compromising quality, and be eager to create a mobile product that redefines excellence in both craft and performance.What You’ll DoDesign and launch the initial versions of our React Native app, guiding it from prototype to production.Convert a highly visual design system into reusable components, motion, and interaction patterns with seamless performance.Develop new product surfaces that integrate modern AI/ML capabilities in a user-friendly manner on mobile.Enhance the app's performance across various dimensions: rendering, startup time, memory usage, battery efficiency, networking, and perceived speed.Establish high standards for mobile engineering quality (testing, instrumentation, release discipline) and collaborate closely across the tech stack to deliver comprehensive solutions.

At Ripple, we are pioneering a future where value is transferred with the same ease and speed as information. Our bold vision is already a reality, as we deliver innovative crypto solutions to financial institutions, businesses, governments, and developers. We are committed to enhancing the global financial system, fostering economic equality, and expanding opportunities for individuals worldwide. Join us to unleash your potential and make a real-world impact in your career.If you're passionate about creating meaningful change and eager to explore remarkable career growth, we invite you to join our team and help us build real value.THE ROLE:As a Senior Platform Engineer, you will play a pivotal role in enhancing Ripple's production infrastructure and optimizing our release pipelines. This position merges the expertise of systems and software engineering to support the design and lifecycle of our hosted products. You will collaborate closely with product engineers to offer mentorship, automation, and the development of innovative platform features!KEY RESPONSIBILITIES:Oversee the deployment and maintenance of Ripple's multi-region, multi-provider service platforms with a focus on security and resilience.Create automation, monitoring, and instrumentation tools to streamline operations and boost engineering productivity.Develop solutions for complex technical challenges, including PKI, secret management, geographic failover, data replication, availability, and platform resilience.Automate new and existing platform and application lifecycle services, leveraging data to minimize human intervention.Work alongside product engineering teams to ensure code is ready for production.Lead the adoption of DevOps and GitOps principles throughout the organization.

About CrunchyrollFounded by passionate fans, Crunchyroll is at the forefront of delivering the vibrant art and culture of anime to an enthusiastic global community. We cater to over 100 million anime and manga aficionados across 200+ countries and territories, enabling them to engage with the beloved stories and characters they adore. Our offerings span across various mediums including streaming video, theatrical releases, games, merchandise, events, and more—all powered by the rich anime content that unites us.Join our dedicated team and play a pivotal role in shaping the future of anime entertainment!About the TeamThe Platform Development organization is the backbone of Crunchyroll's core access and security platform. This sophisticated framework encompasses authentication, authorization, notifications, and AI runtimes, empowering other teams to construct fan-centric features atop a solid, compliant, and versatile foundation.Our mission is to ensure reliable and secure access for fans across a multitude of devices and partners, seamlessly integrating access services with data and compliance orchestration. We strive to evolve notifications and AI inference into reusable platform capabilities that hasten the launch of products and partnerships. Our collaborative efforts span across product, data, security, client engineering, video, and service monetization teams to deliver exceptional experiences to millions of anime enthusiasts worldwide.About the RoleAs the Senior Manager of Platform Engineering, reporting to the VP of Platform Engineering, you will lead a dynamic team of software engineers responsible for building and operating the essential services that govern fan access at Crunchyroll. This includes overseeing login, identity management, authorization, partner authentication, compliance-centered account flows, notifications, and AI runtimes.Your leadership will be instrumental in defining the team's strategy and execution, driving the transformation of legacy authentication and Identity and Access Management (IAM) into safer, more efficient platform services. You will work on stabilizing and evolving our notification systems toward a unified orchestration layer and collaborate closely with our data team to establish the groundwork for a shared AI inference platform. Drawing on your engineering and leadership expertise, you will elevate our standards for architecture, reliability, security, and delivery while nurturing a high-performing, inclusive team that embodies Crunchyroll's values.We welcome applications from candidates within the San Francisco Bay Area.

Aura is seeking a talented and experienced Senior Software Engineer, Platform to join our innovative team. In this role, you will be responsible for designing and implementing scalable software solutions that enhance our platform capabilities. You will work closely with cross-functional teams to ensure the delivery of high-quality software that meets the needs of our users.

About UsTransforming Language LearningAt Speak, we are on a mission to revolutionize language learning by making it accessible and effective for everyone. With language learning being a gateway to new cultures and career opportunities, we've developed an AI-powered tutor that offers a unique conversation-first experience. Learners get to speak, receive instant feedback, and progress through meticulously crafted lessons, ensuring a seamless journey from beginner to fluent speaker.Since our inception in South Korea in 2019, Speak has rapidly grown to become the leading language learning app, catering to learners in over 15 languages and various markets. With backing from prominent investors such as OpenAI and Accel, we pride ourselves on being a top player in the AI technology sector, with a diverse team spread across major cities including San Francisco, Seoul, and Tokyo.About This RoleWe are seeking a talented Senior Android Engineer to join our dynamic engineering team. In this role, you will contribute to enhancing our content delivery, executing A/B tests for monetization features, and facilitating the launch of new markets and languages. Your collaboration with backend engineers and cross-functional partners in Product and Design will be crucial as you deliver impactful product features to millions of users.Key ResponsibilitiesDevelop and optimize growth loops including referrals and in-app shareable content.Enhance user acquisition strategies and boost user retention rates.Contribute to pricing strategies and packaging solutions.Support the launch of new markets and language offerings.Refine our text-to-speech capabilities.Improve audio and video streaming systems for a better user experience.Qualifications5+ years of experience as a Mobile Engineer, ideally within a fast-paced startup environment.Strong proficiency in Kotlin, with a deep understanding of mobile architectures like MVC and MVVM.Bonus: Experience with Jetpack Compose and mobile streaming technologies.

Join SoFi as a Senior Web Platform Engineer and be at the forefront of building innovative web solutions that empower our users. You will work on enhancing and maintaining our web platform, ensuring high performance, scalability, and security. Collaborate with cross-functional teams to implement new features and optimize existing ones, using the latest technologies and best practices in web development.

Role Overview Ambience Healthcare is looking for a Senior Software Engineer, Platform, based in San Francisco. This position focuses on building and improving the core platform that supports our products. The work shapes both patient care and the company’s operational standards. What You Will Do Design, build, and refine platform features to support company goals Work closely with teams across engineering, product, and other functions Contribute to architectural planning and technical decision-making Deliver reliable, maintainable software that meets high quality standards Impact The software developed in this role supports clinicians and staff, helping to improve patient outcomes and streamline healthcare operations.