Senior Software Engineer - Trust Platform

Founded in 2007, Airbnb has transformed travel by connecting hosts and guests in over 190 countries. With a community of more than 5 million hosts, we facilitate unique stays and experiences, enabling guests to immerse themselves in local cultures.Join Our Trust-Focused Community:At Airbnb, trust is our top priority, and our dedicated team works tirelessly t…

Exciting OpportunityBecome a pivotal member of a team that is transforming the way we engage with our members. Our Proactive Communications initiatives are essential for enhancing member engagement and improving health outcomes, as we move beyond standard notifications to create engaging interactions that support members on their recovery journey.In this position, you will develop the intelligence and infrastructure needed to communicate with our members at optimal times, delivering the right message through the most effective channels. As a Staff Engineer, you will spearhead the technical architecture of our unified communications platform, working alongside Machine Learning Scientists to coordinate outreach via SMS, email, in-app notifications, and nudges, utilizing proprietary data and predictive models.Your Key ContributionsDesign the Communications Engine: Direct the architecture and scaling of a unified communications platform that facilitates member outreach across various channels (SMS, email, push notifications, in-app) with exceptional throughput and minimal latency.Lead Technical Strategy: Establish and navigate the long-term technical roadmap for proactive outreach in collaboration with product and engineering leadership, balancing immediate implementation with the adaptability needed for future capabilities like Conversational AI.Implement Intelligent Interventions: Collaborate with ML scientists to design systems that incorporate proprietary models into communication workflows, ensuring outreach is motivated by predictive member behaviors and requirements rather than fixed rules.Guarantee System Reliability & Scalability: Enhance system performance to assure the reliability and delivery of messages to members, upholding rigorous standards for observability, error management, and member privacy.Advance Engineering Practices: Establish and refine best practices for CI/CD, automated testing, and monitoring for both software services and ML model performance in production.Foster Mentorship & Collaboration: Mentor senior and intermediate engineers, nurturing a culture of technical excellence. Build strong cross-functional partnerships across Product, Design, Marketing, and Data Science.Who You AreA Technical Visionary: You thrive in ambiguous situations and can translate complex business objectives into scalable, long-term technical architectures.A Continuous Learner: You have a deep passion for distributed systems and ML integration, consistently exploring innovative methods to apply your knowledge.

About Our TeamThe Safety Systems team is committed to ensuring the safety, robustness, and reliability of AI models in real-world applications. By leveraging years of practical alignment and applied safety efforts, this team addresses emerging safety challenges and develops innovative solutions to facilitate the secure deployment of our advanced models and future AGI, ensuring that AI is both beneficial and trustworthy.Discover more about OpenAI’s safety initiativesAbout the PositionAs a Data Scientist within the Safety Systems team, you will spearhead a data-driven methodology for analyzing, evaluating, and overseeing the safety of our production systems. You will collaborate with various partners across the organization to define key metrics, develop and implement statistical methods to operationalize these metrics, analyze the effects of our products, and create comprehensive dashboards that serve as a reliable source of truth for addressing safety-related inquiries. Most importantly, you will play a pivotal role in the Safety Systems team, working closely with researchers and engineers to further our mission of establishing safe, robust, and reliable AI.This position is based at our headquarters in San Francisco, and we provide relocation assistance for new employees.Key Responsibilities:Lead initiatives to assess and quantify the real-world safety impacts of OpenAI’s existing and upcoming products.Explore novel approaches to enhance our methodologies for measuring and mitigating harm and abuse.Develop and execute statistical methods necessary for the operationalization of safety metrics.Provide strategic direction and project coordination within the realm of safety.Foster a data-driven culture in Safety Systems by defining, tracking, and operationalizing metrics at the feature, product, and company levels.Create and share dashboards, reports, and tools that empower the team and the organization to independently address safety-related questions.Construct a safety data flywheel and supply safety research with production insights and data for training and evaluation.

Join our dynamic team at Cloudflare as a Senior Software Engineer specializing in Security. In this role, you will work on cutting-edge security solutions that protect our customers' data and privacy. You will collaborate with cross-functional teams to design, develop, and implement robust security features while ensuring the scalability and performance of our systems. Your expertise in software engineering and security practices will be essential in driving innovation and leading projects to enhance our security posture.

Join Oura Health as a Staff Software Engineer in AI Operations, where you will play a pivotal role in building and optimizing cutting-edge AI systems that enhance user experience and operational efficiency. You will collaborate with a dynamic team of engineers and data scientists, leveraging your expertise to develop innovative solutions that push the boundaries of health technology.

Join our dynamic team at Braze as a Senior Full-Stack Software Engineer! In this pivotal role, you will collaborate with cross-functional teams to design, develop, and implement innovative software solutions. You will leverage your expertise in both front-end and back-end technologies to create seamless user experiences and optimize system performance.

Join our innovative team at DigitalOcean as a Senior Software Engineer I specializing in Storage solutions. In this role, you will be responsible for developing and enhancing our storage products, ensuring high availability and performance. You will work collaboratively with cross-functional teams to design, implement, and optimize scalable storage systems. If you are passionate about building robust software and enjoy tackling complex challenges, we want to hear from you!

Join Pinterest as a Security Software Engineer II within our Corporate Security team. In this pivotal role, you will be responsible for developing and enhancing security solutions that protect our platform and its users. Your expertise will contribute to the implementation of innovative security measures while collaborating with cross-functional teams to ensure a secure environment.

Join Anthropic as an Engineering Manager in the Inference Routing and Performance division. In this pivotal role, you will lead a team of talented engineers to enhance the efficiency and effectiveness of our inference systems. Your leadership will drive innovations in routing algorithms and performance optimization, ensuring our cutting-edge AI models deliver exceptional results. You will collaborate closely with cross-functional teams to align technical strategies with business objectives, fostering an environment of creativity and growth.

Company OverviewAt Echo Neurotechnologies, we are revolutionizing the Brain-Computer Interface (BCI) landscape by merging advanced hardware engineering with innovative AI solutions. Our goal is to develop state-of-the-art technologies that restore independence to individuals with disabilities, enhancing their overall quality of life.Team CultureBecome a part of our dynamic and passionate team, where each member is dedicated to pushing the boundaries of technology. Our startup environment fosters ownership and encourages impactful decision-making. We champion continuous learning and collaboration across disciplines, ensuring that your contributions play a pivotal role in our achievements.Position OverviewAs a Senior Firmware Engineer, you will be at the forefront of developing high-quality, robust, and scalable firmware for Echo's pioneering medical devices. You will contribute significantly to the cross-functional team tasked with launching our inaugural BCI device. Your insights will shape firmware, software, and electronic decision-making processes, guiding the product from conception through to testing, verification, and validation.

Join FiretigerAt Firetiger, we are dedicated to empowering our clients to establish one-person companies that generate $1 billion in revenue.Our belief is that all companies will eventually transform into software entities, with most coordination being executed by autonomous agents rather than humans. We aim to enable software companies to become 'self-driving'.Traditional software engineering tools require manual data exploration and provide fragile alerts. The previous generation of solutions, such as Datadog, is geared towards helping humans comprehend software performance. At Firetiger, we redefine this paradigm. We start from fundamental principles, allowing customers to specify their vision of success for their business and product, and then deploy agents that consistently monitor to ensure these objectives are achieved.Founded by Rustam and Achille, former leaders at Cloudflare and Segment, we are backed by notable investors including Sequoia Capital and seasoned executives from Cloudflare, Segment, Amazon, Anthropic, Cursor, and Plaid.We are seeking a Product Engineer to develop the interfaces that connect humans and AI agents: crafting workflows, visualizations, and interaction designs that make autonomous technical operations intuitive and actionable.The RoleFiretiger's agents proactively identify production issues before they reach your customers or your CEO. Here's how our system operates:We collect telemetry data in great detail and automatically model your system and its functionality.Clients articulate their objectives in natural language (e.g., 'customers should have OAuth configured correctly'), which remain pertinent as infrastructure changes.Agents autonomously investigate problems, identify root causes, and initiate corrective actions.You will create product experiences that translate complex autonomous investigations into accessible tools that engineers will find valuable. Additionally, you will be involved in developing the agents themselves.This role does not involve merely executing pre-defined specs; you will take ownership of challenges from start to finish: engaging with customers, determining what to build, executing your vision, and refining it until it meets excellence.

Mithril is on the lookout for exceptional candidates at the Senior to Principal level. The exact level will be determined based on your experience and proven expertise. We value individuals who offer deep technical knowledge, strategic insights, and a history of impactful contributions. Our roles are tailored to fit each candidate’s unique strengths and career aspirations. About Mithril At Mithril, we are revolutionizing how AI companies harness compute power. Our mission is to orchestrate global compute capacity, making it more accessible and optimized for AI workloads. We are constructing a novel public cloud specifically designed for AI, where accessing high-performance compute is as straightforward and reliable as flipping a switch. Originating from a Stanford PhD lab just over a year ago, Mithril has already attracted backing from premier investors, including Sequoia, Lightspeed, Jeff Dean, and Eric Schmidt, among others. With $80 million in funding, we are securing customers and generating revenue. The current machine learning infrastructure is overly complex, forcing engineers to make hard choices about hardware when they should focus on solving major problems and driving innovation. Our Omnicloud Platform addresses this issue by abstracting hardware management and providing seamless access to computational resources, enabling engineers to concentrate on what truly matters—developing transformative AI solutions. We are not only making compute accessible; we are also making it flexible, scalable, and tailored to meet the unique demands of AI. Our infrastructure marketplace provides state-of-the-art hardware without the usual friction, allowing companies to innovate faster and more efficiently. Working at Mithril As a Full Stack Engineer at Mithril, you will play a crucial role in developing the applications and systems that will shape the future of AI. Your responsibilities will include scaling our platform and ensuring a seamless user experience supported by a robust and efficient infrastructure. In a landscape where AI workloads are increasingly complex, crafting reliable and high-performance software is foundational to our mission. The Omnicloud Platform supports cutting-edge AI workloads, managing vast amounts of data while providing a user-friendly interface for developers and researchers. Full Stack Engineers at Mithril design and implement solutions across the entire stack—from creating intuitive front-end interfaces to architecting scalable backend systems. We expect every engineer to approach problems holistically, balancing performance, scalability, and simplicity, while maintaining a strong focus on user experience.

Contribute to a Safer Future.TRM Labs is at the forefront of blockchain analytics and AI technology, empowering law enforcement, financial institutions, and cryptocurrency enterprises to identify and combat cryptocurrency-related fraud and financial crime. Our innovative blockchain intelligence and AI tools are designed to trace fund flows, pinpoint illicit activities, build comprehensive cases, and provide actionable insights into potential threats. Trusted by prominent agencies and organizations globally, TRM is committed to fostering a safer and more secure environment for everyone.Join our dynamic AI Engineering Team, dedicated to pioneering next-generation AI applications, with a particular emphasis on Large Language Models (LLMs) and agent-based systems. Our objective is to create efficient pipelines, high-caliber infrastructure, and operational tools that facilitate the rapid, safe, and scalable deployment of AI systems.We oversee petabyte-scale data pipelines, deliver models with millisecond latency, and ensure the observability and governance necessary to make AI production-ready. Our team actively evaluates and integrates cutting-edge technologies in the LLM and agent domains, utilizing open-source stacks, vector databases, evaluation frameworks, and orchestration tools that enhance TRM’s agility and innovation capacity.As a Senior or Staff AI Infrastructure Engineer, you will play a pivotal role in constructing and scaling the technical framework for AI and ML systems. Your responsibilities will include:Developing reusable CI/CD workflows for model training, evaluation, and deployment, integrating tools like Langfuse, GitHub Actions, and experiment tracking systems.Automating model versioning, approval workflows, and compliance checks across various environments.Building a modular and scalable AI infrastructure stack, encompassing vector databases, feature stores, model registries, and observability tools.Collaborating with engineering and data science teams to embed AI models and agents into real-time applications and workflows.Continuously assessing and integrating state-of-the-art AI tools (e.g., LangChain, LlamaIndex, vLLM, MLflow, BentoML).Driving AI reliability and governance, facilitating experimentation while ensuring compliance, security, and uptime.Enhancing the performance of AI and ML models.Ensuring data accuracy, consistency, and reliability for improved model training and inference.Deploying infrastructure to support both offline and online evaluations of LLMs and agents.

Superhuman embraces a vibrant hybrid working model for this position, allowing team members to enjoy a perfect blend of focused work time and collaborative in-person sessions. This approach nurtures trust, innovation, and a robust team culture.About SuperhumanGrammarly has become a key part of Superhuman, an AI productivity platform dedicated to unlocking the superhuman potential in everyone. Our suite of applications and agents seamlessly integrates with over a million applications and websites, including top products such as Grammarly’s writing assistance, Coda’s collaborative workspaces, Mail’s inbox management, and Go, our proactive AI assistant designed to understand context and provide timely help. Founded in 2009, Superhuman empowers over 40 million users, 50,000 organizations, and 3,000 educational institutions worldwide to eliminate busywork and focus on what truly matters. Discover more at superhuman.com and explore our values here.The OpportunityTo realize our ambitious goals, we are seeking talented Full-Stack Software Engineers to join our engineering teams. As a Full-Stack Engineer at Superhuman, you will be instrumental in developing essential components of our product offerings, infrastructure, and features that empower 40 million users to communicate more clearly and effectively every day. You will work across both Front-End and Back-End, contributing to significant and impactful projects.At Superhuman, our engineers and researchers are given the freedom to innovate and discover breakthroughs, significantly influencing our product roadmap. As we scale our interfaces, algorithms, and infrastructure, the complexity of our technical challenges is rapidly increasing. You can learn more about our work from our technical blog.With rapid growth, Superhuman offers opportunities to join dynamic teams, learn from experienced peers, and build products and teams from the ground up. Within our expanding engineering organization, there is ample opportunity for ownership and a direct impact on users.As a Full-Stack Engineer, you will:Begin coding and deploying features in your first week.Develop and maintain production services with high call rates on the Back-End and create rich user interfaces on the Front-End.Aim for high availability for both consumer and enterprise customers.

Join Dagster Labs as a Software Engineer specializing in our Observability Product. In this fully remote role, you will play a crucial part in enhancing the visibility and performance of our software solutions. Collaborate with cross-functional teams to develop and implement innovative observability features that empower our users to monitor and optimize their applications effectively.

Astranis is at the forefront of satellite technology, creating advanced satellites that extend humanity’s reach into the cosmos. Our satellites are designed to provide dedicated, secure networks for discerning clients worldwide, including major corporations, government agencies, and the US military. With five satellites currently in orbit and several more scheduled for launch, we are poised to fulfill over $1 billion in commercial contracts.As the trusted satellite communications partner for clients with high standards for uptime, data security, network visibility, and customization, Astranis has raised over $750 million from leading investors like Andreessen Horowitz, Blackrock, and Fidelity. Our team of 450 engineers and innovators works from our 153,000 square foot headquarters in Northern California, USA, to design, build, and operate our cutting-edge satellites.Position OverviewAs a Senior Technical Project Manager at Astranis, you will be pivotal in steering the propulsion, mechanical, and thermal engineering efforts across all our projects. Your role will encompass guiding projects from inception to completion, ensuring alignment with objectives, adherence to timelines, and budget compliance. This position requires extensive collaboration across various functions and the ability to adapt to challenges throughout the project lifecycle.

Discord is a vibrant platform with over 200 million monthly active users, primarily used for gaming. More than 90% of our community engages in gaming activities, contributing to an astounding 1.5 billion hours spent on thousands of games via Discord each month. As we look to the future of gaming, we are committed to enhancing the experience for users by facilitating better communication and social interaction before, during, and after gaming sessions.As a Staff Software Engineer on the Safety Experience team, you will take on a pivotal role as a technical leader, driving significant business impact through the autonomous delivery of large and complex projects. Your responsibilities will include designing and building features and systems that mitigate harmful activities while ensuring compliance with regulatory standards. This role demands not only deep technical acumen but also the ability to amplify your team's capabilities by fostering engineering excellence, making informed technical decisions, and contributing actively to code development. You will collaborate across various functions to establish the technical framework for safety initiatives that safeguard hundreds of millions of Discord users. This position reports directly to the Engineering Manager of Safety Experience.

Why Join Flux?At Flux, we are simplifying the complexities of hardware development by pioneering the world’s first AI Hardware Engineer. Our mission is to democratize access to cutting-edge hardware technology and transform the global landscape of electronics design and manufacturing.About the PositionAs a Platform Engineer at Flux, you will play a crucial role in ensuring that our platform operates seamlessly. Your work will extend beyond the editor, encompassing essential features such as billing, authentication, onboarding, and integrations.You will be responsible for delivering features that enhance user experience, maintaining operational integrity, and facilitating the scalability of Flux’s platform.Key ResponsibilitiesDevelop and sustain user-centric platform functionalities (billing, authentication, onboarding, settings).Integrate and sustain third-party APIs (e.g., Stripe, Firebase, analytics).Create backend services using TypeScript/Node and frontend components with React.Enhance the reliability and performance of core platform functionalities.Implement standards for observability, logging, and error tracking.Collaborate with cross-functional teams to design APIs that support new products and integrations.Document architecture and best practices pertinent to your domain.Required QualificationsMinimum of 5 years of professional software engineering experience.Proficiency in TypeScript, Node.js, and React is essential.Experience in integrating and maintaining third-party APIs is required.Demonstrated success in deploying full-stack web applications.Familiarity with cloud hosting environments (GCP/AWS/Firebase) and basic CI/CD practices.Strong debugging and cross-system troubleshooting capabilities.Excellent communication skills, both written and verbal; ability to thrive in asynchronous, remote team settings.Preferred QualificationsExperience with multi-tenant SaaS applications or collaborative web platforms.Familiarity with authentication frameworks (OAuth, JWT, Firebase Auth).Experience with observability tools (Sentry, Datadog, Grafana).Background in developing internal tools or administrative dashboards.

Why Choose Flux?At Flux, we are transforming the landscape of hardware development by pioneering the world's first AI Hardware Engineer. Our mission is to democratize access to cutting-edge hardware creation and transform the way electronics are designed and manufactured globally.About the RoleWe are on a quest to build the first AI Hardware Engineer, software capable of designing tangible, manufacturable electronics from simple prompts. As a Senior Software Engineer focusing on Agentic Development, you will be responsible for creating the system's intelligence, developing agentic workflows, reasoning graphs, and integrations that empower both novice and experienced engineers in their journey from concept to manufacturable hardware.This position fuses advanced web engineering with AI systems design. You will leverage TypeScript and LangGraph within the Flux web application and backend platform, embedding intelligent features directly into the design environment.Key ResponsibilitiesDevelop and implement agentic reasoning capabilities using TypeScript (LangGraph).Integrate AI functionalities into the Flux web application (React/Redux) and Chat UI.Implement telemetry and logging for monitoring runtime health, performance, and cost efficiency.Collaborate closely with product and electrical engineers to refine intelligent ECAD workflows.Conduct evaluations and translate insights into engineering decisions.Contribute to the development of agentic patterns, conventions, and best practices within the engineering organization.Required Qualifications8+ years of experience in software engineering, with at least 1 year in developing generative-AI or agentic systems.Proficient in TypeScript, React, and Node.js.Experience with LangChain, LangGraph, or similar orchestration frameworks.Proven track record in building asynchronous, distributed systems in a production environment.Experience in integrating LLM-based systems into complex user-facing web products.Strong communication skills and comfort working in a fully remote, asynchronous team setting.Previous experience in a startup or in 0→1 product development environments.Preferred QualificationsFamiliarity with retrieval systems, evaluation pipelines, or agent benchmarking.

We are seeking a visionary Director of Sales Technology Systems to join Klaviyo, a leading marketing automation platform. In this pivotal role, you will drive the strategic direction and operational excellence of our sales technology stack. You will collaborate closely with cross-functional teams to enhance our sales processes and ensure that our technology solutions effectively support our ambitious growth objectives.