Software Engineer - Platform

Dagster Labs develops tools that enable organizations to build scalable and efficient data platforms. The company’s core offerings include Dagster, an open-source project popular among developers, and Dagster+, a managed cloud solution. These products support thousands of teams, ranging from early-stage startups to established enterprises, in their analytics…

Who Are We?Postman stands as the premier API platform globally, empowering over 45 million developers and 500,000 organizations, including an impressive 98% of Fortune 500 companies. Our mission is to assist developers and professionals worldwide in constructing an API-first ecosystem by simplifying every phase of the API lifecycle and enhancing collaboration—allowing users to create superior APIs at an accelerated pace.Headquartered in San Francisco, Postman has additional offices in Boston, New York, Austin, Tokyo, London, and Bangalore, where our journey began. We are a privately held company backed by esteemed investors including Battery Ventures, BOND, Coatue, CRV, Insight Partners, and Nexus Venture Partners. Discover more at postman.com or connect with us on X via @getpostman.P.S: We highly recommend exploring The "API-First World" graphic novel to better grasp our overarching vision at Postman.About the TeamThe Ecosystem team is dedicated to delivering essential extensibility features within Postman that our Ecosystem partners can utilize to create engaging applications for our users.This team plays a critical role in Postman’s journey of feature expansion by ensuring that the product offers capabilities that can be safely and securely leveraged by third-party applications.Collaboration is key, as the team works closely with all of Postman’s product and platform teams.We are engaged in building a product from the ground up, working across frontend, backend, and middleware.What You’ll DoDevelop scalable, reliable, and high-performance systems that meet the needs of thousands of ecosystem developers building applications on Postman, serving hundreds of millions of users.Collaborate with senior engineers and cross-functional teams to fully understand product requirements and develop ecosystem capabilities that enable developers to create the next wave of applications.Draft and review technical specifications, offering constructive feedback to fellow developers.Be accountable for features from inception to deployment, ensuring that a high-quality standard is consistently upheld.About YouYou hold a Bachelor's degree in Computer Science or possess equivalent industry experience.You have proficiency in Java, NodeJS, ReactJS, or similar technologies.You bring 8+ years of experience in constructing backend or full-stack services.Your problem-solving and analytical skills are exceptional.You have experience in developing scalable distributed systems.

Role overview MidiHealth seeks a Staff Software Engineer for its Platform Engineering team. This hybrid role is based in the San Francisco Bay Area and centers on building software that supports the platform’s growth, performance, and usability. What you will do Design and develop software solutions that address platform engineering challenges Collaborate with experienced engineers to improve reliability and expand platform features Contribute to efforts that boost performance and create a smooth user experience Location This position requires a hybrid schedule, including on-site work in the SF Bay Area.

Join our innovative team at Unify as a Senior Software Engineer, Platform, where you will play a crucial role in enhancing our platform capabilities. You will collaborate with cross-functional teams to design, develop, and implement high-quality software solutions that meet our clients' needs.

In a world where software is rapidly evolving, artificial intelligence is at the forefront of this transformation. At Scale AI, we recognize the immense potential of AI to significantly enhance human capabilities. Imagine having a personal tutor, coach, assistant, shopper, travel guide, and therapist available to you throughout your life. As global industries adapt to this revolutionary landscape, leading platform companies are racing to develop large language models (LLMs) at an unprecedented scale, while enterprises strive to integrate these technologies into their existing products. Ensuring these models are safe, aligned, and genuinely useful requires meticulous human evaluation and reinforcement learning from human feedback (RLHF) throughout their development cycle. This innovative approach has given ChatGPT a substantial advantage in the marketplace.At Scale, our offerings include the Generative AI Data Engine, SGP, Donovan, and other advanced tools that drive the most sophisticated LLMs and generative models globally. Our world-class RLHF, human data generation, model evaluation, safety, and alignment are crucial in shaping how humanity will interact with AI.The backbone of these products is our Platform Engineering team. As a Staff Software Engineer, you will play a pivotal role in defining and executing the architectural roadmap and implementation of essential platforms and software systems. You will provide a visionary approach while promoting adoption across our engineering organization for orchestration, data abstraction, data pipelines, identity and access management, and foundational cloud infrastructure. This role offers the opportunity to engage with cutting-edge AI advancements as Scale collaborates with enterprises, startups, governments, and leading tech companies.

Airbyte stands at the forefront of open-source data movement, enabling data teams to seamlessly transfer information from diverse applications, APIs, unstructured sources, and databases to data warehouses, lakes, and AI applications. With tens of thousands of connectors and a widespread adoption across hundreds of thousands of companies, we have demonstrated the viability of large-scale data integration. Our ongoing mission is to construct an advanced agentic data infrastructure, meticulously designed for AI agents requiring swift and accurate access to data across numerous sources. We aim to make data universally accessible and actionable.Having secured $181M from leading investors such as Benchmark, Accel, Altimeter, Coatue, and Y Combinator, we are committed to a product-led growth strategy where we create exceptional solutions that resonate with our users. This funding empowers us to explore innovative avenues while maintaining a nimble and experimental approach in an AI-driven landscape.The Role:As a critical member of the Data Replication team, you will serve as an infrastructure and reliability engineer within a full-stack product team that executes over 3 million sync jobs weekly, facilitating thousands of data use cases across various regions and cloud environments. You will be responsible for building and maintaining the infrastructure, establishing reliability standards, reducing incidents, and streamlining the shipping process for engineers through enhanced tooling. You should feel equally at home working with Terraform files, Kubernetes clusters, and postmortem documentation.We encourage our engineers to actively leverage AI as a force multiplier—utilizing agentic tools to automate repetitive tasks, enhance incident response, and develop smarter internal tooling. If you haven't yet embraced this approach, we hope you're eager to start. We value how you work just as much as what you produce. Trust, transparency, and craftsmanship are paramount here.What You’ll Do:Take ownership of the infrastructure that supports the Data Replication platform, including Kubernetes clusters, CI/CD pipelines, secrets management, networking, and cloud resource configuration across AWS and GCP.Collaborate with product engineers to ensure reliable integration of product features with infrastructure.Enhance observability, alerting, and anomaly detection systems with a focus on LLM automation.Develop and improve AI-augmented release and internal tooling, including canary deployments, progressive rollouts, automated release qualification, and rollback automation—all with a focus on LLM automation.Establish high standards for infrastructure within the team by creating self-serve tools, writing runbooks, and mentoring engineers.

Join our dynamic team at Benchling as a Software Engineer focused on our Developer Platform. In this role, you will work collaboratively to design, develop, and enhance our platform tools, ensuring they meet the evolving needs of our users. Your contributions will directly impact our mission to accelerate life sciences research.

About Fable SecurityIn today’s digital landscape, AI-driven threats and human errors represent the most significant risks to enterprise security. Cybercriminals exploit human behavior, contributing to 70% of security breaches. At Fable, we empower individuals to transform from potential targets to active defenders with innovative tools.Fable is at the forefront of human risk management, offering a platform that effectively influences employee behavior. Our user-friendly, scalable solution analyzes complex employee data, identifies high-risk behaviors, and delivers timely interventions directly to users in their work environment.Supported by notable investors like Redpoint Ventures and Greylock Partners, and founded by former members of the Abnormal Security team, Fable is tackling one of cybersecurity's greatest challenges in a rapidly expanding market. Our team comprises alumni from esteemed organizations such as Meta, Twitter, and Flexport, as well as top universities including Waterloo, Columbia, and Stanford. This is an exceptional opportunity for you to join us at a time of rapid growth and help shape the future of security.Why Join UsBuild and scale the foundational data infrastructure that drives a groundbreaking product.Collaborate closely with engineering, data science, and product teams to operationalize data at scale.Become part of a small, high-caliber team where your contributions will have a significant impact.As part of an early-stage company, every engineer plays a crucial role in shaping the evolution of our products and the company's approach to data management.Your RoleAs a Platform and Infrastructure Engineer, you will be instrumental in developing and scaling the core systems that underpin Fable’s product and data operations.Your responsibilities will span backend systems including real-time services and data pipelines. You will ensure reliability, scalability, and optimal performance across all layers. This highly collaborative role involves working closely with data and ML teams, contributing to systems that effectively manage data ingestion, processing, and delivery.This role demands cross-functional collaboration with engineering, data, and product teams to create robust, production-grade systems that grow alongside the company.ResponsibilitiesDesign, develop, and maintain scalable backend and infrastructure systems.Collaborate with cross-functional teams to deliver high-quality software solutions.Ensure system reliability, performance, and security through rigorous testing and monitoring.

Role overview Salma Health is hiring a Software Engineer for Platforms & Integrations to help build and maintain the internal systems behind its brain health platform. The role involves designing and supporting integrations across electronic health records (EHR), CRM, billing, and research tools. Day-to-day work includes developing and maintaining connections between these systems, as well as creating internal tools for clinical and operational teams. Ensuring smooth data flow across the technology stack is a core responsibility. This position emphasizes collaboration with teams in engineering, product, clinical operations, and data. The goal is to keep the platform reliable and scalable as the company expands. Location This is a hybrid role. Candidates based in the San Francisco Bay Area, San Diego, or Salt Lake City are preferred. Remote work is possible, but regular in-person collaboration is expected.

About SentryAt Sentry, we believe that poor software should no longer be the norm. Our mission is to empower developers to create high-quality software more efficiently, allowing them to reconnect with the joy of technology.With over $217 million in funding and a trusted community of more than 100,000 organizations—including industry leaders like Disney, Microsoft, and Atlassian—we are pioneering performance and error monitoring tools that enable teams to devote less time to bug fixing and more time to product development.Embracing a hybrid work culture, we prioritize collaboration by designating Mondays, Tuesdays, and Thursdays as in-office days. If you are passionate about building impactful tools that enhance the digital experience, we invite you to join us in shaping the future of software monitoring.About the RoleAs we scale for the future, a robust platform is critical to our success. The Platform organization at Sentry oversees the essential components that drive our services—from cloud infrastructure and streaming systems to storage, deployment, and security. We are responsible for the foundational services that empower every product and engineering team at Sentry to innovate swiftly and with assurance.We are on the lookout for a dedicated and forward-thinking Senior Staff Software Engineer to spearhead this evolution. In this pivotal role, you will report directly to the VP of Engineering and collaborate with various teams across the organization to influence the trajectory of Sentry’s platform.Your ResponsibilitiesDesign and architect the future of Sentry by converting business objectives and product strategies into clear, scalable technical blueprints.Collaborate with product and engineering leaders to align technical roadmaps with the company’s strategic goals.Lead cross-functional initiatives within the Platform organization—taking ownership from inception to delivery and driving impactful results.Foster engineering excellence by mentoring platform engineers, disseminating best practices, and establishing high standards for system design, scalability, and operational quality.Evaluate significant architectural proposals to ensure consistency, maintainability, and long-term technical health across the organization.What Makes This Role ExcitingYou enjoy designing and creating platforms that empower teams to operate more swiftly and securely.You thrive on tackling complex, multi-layered challenges across product, infrastructure, and organizational structures.You have a passion for engineering that fosters collaboration and innovation.

About SimAt Sim, a dynamic startup backed by Y Combinator and supported by a $7 million Series A funding round led by Standard Capital, we are redefining the future of AI agents. Our tight-knit team operates out of San Francisco, collaborating in person each day to innovate and enhance our platform.Our vision is clear: agents will shape the world, and Sim serves as the primary vehicle for this transformation.About the RoleAs a pivotal member of our team, you will spearhead the development of the Sim platform—the intuitive, end-to-end agent builder that empowers tens of thousands of developers daily. You will take charge of the front-end architecture, the real-time canvas, and the systems that transform visual flows into dependable, production-ready agents.Dubbed the 'Figma for AI agents', Sim features an engaging drag-and-drop interface where developers can seamlessly connect LLMs, tools, APIs, and logic blocks to create intricate agentic workflows. Your mission is to enhance this experience, making it swift, enjoyable, and powerful enough that developers prefer it over traditional coding methods.This foundational role entails defining the front-end architecture, establishing performance benchmarks, and refining developer ergonomics for a product embraced by over 70,000 builders. In our small team, you will have the opportunity to own the entire user interface that developers engage with.What You'll DoLead the design and development of the Sim visual canvas—the essential real-time, drag-and-drop workflow editor.Architect and implement front-end systems that visualize, connect, and manage sophisticated agent workflows.Devise the interaction model that enables developers to create, test, debug, and deploy agents visually.Bridge the gap between visual flows and the execution engine, ensuring seamless functionality.Enhance performance and responsiveness within the editor, even as workflows increase in complexity.Shape the developer experience and UX patterns throughout the platform, including block configuration, variable wiring, real-time feedback, and deployment processes.Collaborate across the stack within our Next.js monorepo, deploying updates to production daily.Establish front-end coding standards, including component architecture, state management, and testing methodologies.What We're Looking ForA design-oriented full-stack engineer with extensive experience in React and TypeScript.A strong sense of product design and user experience, with a focus on how interactions feel rather than just functionality.

ABOUT BASETENAt Baseten, we empower cutting-edge AI companies, including Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma, and Writer, to achieve mission-critical inference. By merging advanced AI research with flexible infrastructure and intuitive developer tools, we facilitate the deployment of innovative AI models into production. Having recently secured a $300M Series E funding round from esteemed investors like BOND, IVP, Spark Capital, Greylock, and Conviction, we are on a rapid growth trajectory. Join our team and contribute to building a platform that engineers rely on to launch AI products successfully.THE ROLEAs a key member of Baseten's Platform Team, you will play a crucial role in developing internal infrastructure to support our engineering division. While our product offers infrastructure for AI advancements, your primary focus will be on crafting robust internal systems that enhance productivity, collaboration, and work quality across engineering teams, leveraging exceptional tools, efficient workflows, and resilient development settings.If you have a passion for elegant solutions—such as streamlined monorepos, rapid CI pipelines, and well-designed shared libraries—you will excel at Baseten.RESPONSIBILITIESDevelop a range of tools customized to meet the diverse needs of engineering teams.Enhance monorepo functionality and create project templates to ensure consistency and efficiency.Design and implement shared libraries focused on system observability.Optimize the speed, reliability, and thoroughness of our CI pipelines.Assist in designing and maintaining Terraform modules for effective infrastructure management.Provide innovative solutions to improve visibility within continuous delivery (CD) processes.Proactively support engineering teams, ensuring they have the necessary resources and tools for maximum productivity.REQUIREMENTSProficiency in Go and/or Python programming languages.Experience with Kubernetes and Docker tools (e.g., Helm, Docker, Kubernetes).Demonstrated experience managing and working with large monorepos.Strong problem-solving skills with an emphasis on efficient software delivery.Familiarity with CI/CD methodologies and tools.Excellent communication and collaboration skills.

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 Ditto Ditto builds technology that keeps data moving reliably at the edge, even when networks are unreliable or disconnected. Developers use Ditto’s peer-to-peer synchronization engine to power real-time applications in places like stadiums, airplanes, and remote military bases. The platform ensures continuous connectivity and data integrity without needing an internet connection. With over $145 million in funding, Ditto supports organizations such as Chick-fil-A, Delta Airlines, and the U.S. military. The company’s software is used in aviation, retail, travel, hospitality, and defense for mission-critical operations. Ditto is a growing startup that values diversity and inclusion, bringing together many perspectives to solve tough connectivity challenges. Role Overview: Senior Software Engineer, Platform FDE This Senior Forward Deployed Engineer (FDE) position sits at the intersection of engineering and customer success. FDEs work directly with key users, helping them integrate Ditto’s software into their operational environments and accelerating the time-to-value for their teams. In this role, expect to observe how Ditto’s technology performs in the field, relay technical feedback and feature needs to the core product team, and address complex problems as they arise. The work often involves ambiguity and high-pressure situations, so adaptability and creative problem-solving are essential. Key Responsibilities Implement the Core Aggregation Node: Lead the architecture, deployment, and configuration of Ditto’s central data hub within SOCOM’s secure, distributed cloud infrastructure. Architect and Manage GovCloud Infrastructure: Set up, secure, and maintain production workloads on AWS GovCloud at high impact levels, meeting strict security and accreditation requirements. Deploy and Maintain Container Orchestration: Manage the lifecycle of Kubernetes clusters (including RKE2/K3s) in both cloud and on-premise settings. Responsibilities include upgrades, scaling, monitoring, and incident response. Engineer Secure Cross-Domain Data Flows: Design and troubleshoot data synchronization pipelines that use Cross Domain Solutions (CDS) and data diodes, ensuring secure, policy-compliant, unidirectional data transfer between classification levels.

Join Anthropic as a Staff Software Engineer on our Billing Platform team. In this critical role, you will design and implement robust billing solutions that scale with our growing user base. Collaborate with cross-functional teams to enhance our billing capabilities and ensure seamless processing of transactions. Your expertise will be vital in building systems that are not only efficient but also secure and user-friendly.

Join Discord, a platform cherished by over 200 million users monthly, where gaming is at the heart of our community. With more than 90% of our users engaging in games, they collectively spend 1.5 billion hours enjoying thousands of unique titles on Discord every month. Our commitment is to enhance the gaming experience by facilitating enjoyable interactions before, during, and after gameplay.At Discord, we empower individuals to connect within diverse communities, and our users trust us to safeguard their conversations. Our Platform Security Engineering team is dedicated to fortifying the systems that underpin Discord, ensuring that the "secure way" becomes the "easy way." We are seeking a Staff Software Engineer to drive this mission forward through your security expertise, software development skills, and operational excellence. In this technical leadership role, you will identify and pursue impactful opportunities to mitigate security risks across our Engineering teams. You will design and implement user-friendly "paved paths" for managing identities, deploying code, configuring cloud infrastructure, and operating services effectively.If you are a security engineer with a profound curiosity, keen on tackling technically and socially complex projects, and motivated to enhance security and privacy at Discord, we encourage you to explore this opportunity further!

Join our innovative team at Discord as a Senior Software Engineer focused on our Financial Platform. In this pivotal role, you will design, develop, and enhance our financial systems, ensuring they are robust, scalable, and efficient. You will work closely with cross-functional teams to implement cutting-edge solutions that empower our users to manage their financial interactions seamlessly.

Join our team as a Senior Software Engineer focused on our Data Platform at Gusto. In this role, you will leverage your expertise in designing and building scalable data systems that drive business decisions and enhance our platform's capabilities. Your contributions will directly impact our ability to deliver exceptional services to our customers.You will collaborate with cross-functional teams, ensuring that our data architecture is robust, efficient, and aligned with our business goals. If you are passionate about data engineering and are looking for a place to innovate and grow, we want to hear from you!

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.

Do you recall the exhilarating moment when your first connector began to function seamlessly? After days of grappling with poorly documented APIs, deciphering cryptic error messages, and reverse-engineering complex authentication flows, the data begins to flow just as you envisioned. That breathtaking moment when rate limits are handled smoothly, pagination operates without a hitch, and edge cases don't cause production issues is unparalleled.At ConductorOne, we establish connections with numerous enterprise systems—ranging from modern APIs with clear documentation to legacy systems where the documentation is a decade-old PDF filled with tribal knowledge. We have developed an integration platform that adeptly manages the chaos: unreliable endpoints, inconsistent schemas, authentication methods predating OAuth, and those inevitable 3 AM alerts when a vendor introduces a breaking change. We prioritize speed and consistency, leveraging AI tools (Claude Code, Cursor) to accelerate our delivery.We are on the lookout for outstanding Staff and Principal Engineers to join our San Francisco team, focusing on how we connect and integrate with the myriad of systems our customers rely upon. You will design the frameworks that simplify the creation of new connectors, troubleshoot complex integration failures, and ensure our platform scales effectively as we onboard enterprise clients with extensive tech stacks. If you have a proactive mindset and a passion for delivering results, we would love to speak with you.Explore our approach to tackling challenging problems through our blog posts:Incremental Sync: How ConductorOne Keeps Identity Data Fresh in Real TimeBuilding Trust Through Connector ReliabilityAbout ConductorOneConductorOne is the pioneering AI-native identity security platform that safeguards every identity: human, non-human, and AI. We empower enterprises to transcend the constraints of outdated identity governance—minimizing their attack surface while enhancing the experience for all stakeholders.Innovative companies such as DigitalOcean, Instacart, Ramp, and Zscaler trust ConductorOne to secure their identities. Backed by prominent investors and experiencing rapid growth, we maintain a small enough team that every engineer contributes significantly to our product and culture.