About UsAt Speak, we are on a mission to transform the way individuals engage with language learning.Learning a new language has the power to transform lives, unlocking opportunities in diverse cultures, careers, and communities. With two billion people globally seeking to learn a language, the most effective method—one-on-one tutoring—remains difficult to access on a large scale and has seen little innovation for decades. Speak is pioneering an AI-driven, human-level tutoring experience that fits in your pocket: a conversation-first platform enabling learners to practice speaking, receive immediate feedback, and advance through meticulously crafted lessons. Our approach provides a comprehensive journey from novice to confident speaker in multiple languages.Launched in South Korea in 2019, Speak has quickly risen to become the leading language learning application in the region, catering to learners across various markets in over 15 languages. As one of the foremost AI companies globally, we have secured over $150 million in venture capital from prominent investors such as OpenAI, Accel, Founders Fund, and Khosla Ventures, with a distributed team operating across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About This RoleAs a Platform Engineer at Speak, you will play a pivotal role in enhancing the reliability and resilience of our systems that support the global language learning experience. You will lead initiatives to scale our infrastructure, fortify our platform, and ensure our services are fast, accessible, and dependable for millions of users worldwide.Your work will span our entire tech stack—from Kubernetes on GCP to our Node.js APIs, Postgres, and Redis—creating robust infrastructure and operational tools. You will take charge of incident response, observability, and SLOs, fostering a culture of reliability throughout the engineering organization.With Speak's rapid growth, we are continuously pushing our systems to their limits. This is a unique opportunity to influence the future of our platform as we scale to accommodate the next tenfold increase in users.

About UsOur mission is to transform language learning.Language learning can profoundly impact lives by connecting individuals to new cultures, careers, and communities. With two billion people worldwide striving to learn a language, the most effective method (one-on-one tutoring) remains hard to access at scale and has not seen significant innovation in decades. Speak is pioneering a human-level, AI-driven tutor that fits in your pocket: a conversational-first platform that enables learners to speak, receive immediate feedback, and advance through thoughtfully crafted lessons. The outcome is a comprehensive journey from novice to proficient speaker across various languages.Since our launch in South Korea in 2019, Speak has ascended to the top of the language learning app market, catering to learners across numerous regions and supporting over 15 languages. Backed by more than $150 million in venture funding from notable investors like OpenAI, Accel, Founders Fund, and Khosla Ventures, we maintain a distributed team across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About This RoleIn the role of AI Product Engineer at Speak, you will be instrumental in shaping the future of language learning and establishing the most efficient path to fluency. Your key responsibility will be to develop cutting-edge product experiences powered by Language Learning Models (LLMs) and deliver these innovations to millions of users.Your work will encompass the entire stack and more, including model evaluation, prompt testing, and the development and enhancement of various product features such as conversational onboarding, lesson experiences, grammatical assessment, and personalized learning journeys.We constantly strive to expand the capabilities of LLMs to provide an extraordinary and unmatched language learning experience for users in over 30 countries worldwide.Your ResponsibilitiesDesigning and launching LLM-powered language learning products across the full stack, while improving the quality and efficacy of existing AI-driven features at Speak.Collaborating cross-functionally with Engineering teams, Applied ML, Product, Design, and Content.Enhancing our process for building LLM applications, including best practices for prompting, experimentation/evaluation, LLM operations, and performance measurement.Scaling current product features to serve a broader user base and additional languages.

About UsOur mission is to revolutionize the way individuals learn languages.Mastering a language can transform lives by opening doors to diverse cultures, professions, and communities. With two billion people worldwide striving to learn a new language, access to effective one-on-one tutoring remains a challenge and has seen little innovation over the decades. Speak is creating an AI-enhanced tutor that fits in your pocket, delivering a conversation-first approach that enables learners to practice speaking, receive instant feedback, and progress through thoughtfully crafted lessons. Our platform provides a comprehensive journey from novice to confident speaker in multiple languages.Launched in South Korea in 2019, Speak has emerged as the leading language learning app in the region, now catering to learners in various markets across over 15 languages. As one of the foremost AI companies globally, we have successfully secured over $150 million in venture capital from notable investors including OpenAI, Accel, Founders Fund, and Khosla Ventures. Our team operates remotely across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About This RoleWe are in search of a passionate Senior Full-stack Engineer who thrives in a versatile development environment. While your initial projects will primarily focus on frontend development, we anticipate a seamless transition into backend tasks, contributing to the creation of innovative AI-driven product experiences.The ideal candidate will possess experience collaborating closely with product management, design, and machine learning teams, along with a proven track record in developing refined consumer applications. This position is pivotal in shaping our latest products centered on programmatic, conversation-driven language learning, making you a key player in the future trajectory of our company.Your ResponsibilitiesDesigning groundbreaking AI-powered product experiences and user interfaces for the webManaging the complete development lifecycle of features, from initial concept through to productionRapidly writing code, deploying frequently, and significantly impacting our business by aiding in content scalabilityYour Qualifications4+ years of experience in creating highly polished web-based product experiences, with extensive proficiency in ReactAbility to balance quality execution with agile, scrappy development when necessaryA passion for quickly delivering results and contributing to the growth of the company

About UsAt Speak, we're on a mission to revolutionize language learning.Learning a language can transform lives, unlocking new cultures, careers, and communities. With two billion people globally eager to learn a language, traditional one-on-one tutoring remains elusive and has seen little innovation in decades. Speak is creating an AI-powered, human-level tutor that fits in your pocket: a conversation-focused experience that encourages learners to speak, receive immediate feedback, and progress through thoughtfully crafted lessons. This leads to a comprehensive journey from beginner to confident speaker in multiple languages.Originally launched in South Korea in 2019, Speak has quickly risen to become the leading language learning app, now serving learners across various markets and offering over 15 languages. As one of the world’s top AI companies, we have raised over $150 million in funding from prestigious investors like OpenAI, Accel, Founders Fund, and Khosla Ventures, with a diverse team located in San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About This RoleAs a Senior Analytics Engineer at Speak, you will be instrumental in shaping the future of digital language education while advancing our mission of making language proficiency attainable for millions around the globe.Your primary focus will be to empower every team member to leverage data for informed decision-making. Your responsibilities will include establishing reliable datasets, defining key performance metrics, and managing the analytical tools utilized across the organization. You will collaborate closely with product, engineering, and analytics teams to ensure our platform, driven by state-of-the-art technology, is robust and provides actionable insights to improve user engagement and learning outcomes.What You'll Be DoingConstruct and Optimize Data Infrastructure: Oversee and implement scalable data pipelines using Airflow for orchestration and dbt for transformation to guarantee efficient data flow and processing.Facilitate Data-Driven Decision-Making: Collaborate with cross-functional teams to develop data models and metrics that support critical business analyses.Empower Stakeholders: Continuously assess and enhance our tool stack to ensure that accessing data-driven answers is as seamless as possible.Collaboration and Systems Thinking: As a key member of our team, you will partner with product managers, analysts, and fellow engineers to design data solutions and processes that drive results.

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.

About UsOur mission is to revolutionize language learning.Learning a new language can transform lives by providing access to diverse cultures, career opportunities, and communities. With two billion people globally striving to learn languages, the most effective method—one-on-one tutoring—remains difficult to access at scale and has not evolved significantly over the years. Speak is developing an AI-powered, human-like tutor that fits in your pocket, offering a conversation-first approach that allows learners to practice speaking, receive immediate feedback, and progress through thoughtfully designed lessons. This results in a comprehensive journey from novice to confident speaker across multiple languages.Since our launch in South Korea in 2019, Speak has emerged as the leading language learning app, now available to learners in various markets and over 15 languages. As one of the foremost AI companies globally, we have secured over $150 million in venture capital from notable investors such as OpenAI, Accel, Founders Fund, and Khosla Ventures, with a diverse team spread across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About This RoleWe are seeking a Senior Backend Engineer, with full-stack capabilities, to help create innovative AI-driven product experiences. The ideal candidate should have experience collaborating closely with product, design, and machine learning teams, alongside a proven track record in developing polished consumer applications. This role is pivotal in shaping our latest products focused on programmatic, conversational language learning and will significantly impact the future direction of our company.Your ResponsibilitiesCrafting innovative AI-driven product experiences and user interfaces for the web.Full-stack engineering with a primary focus on designing scalable backend systems.Troubleshooting complex streaming challenges.Taking ownership of the complete development cycle of features from ideation to production.Writing code efficiently, shipping frequently, and making a substantial impact on our business by facilitating the scaling of our content.Your Profile5+ years of industry experience as a Backend Engineer, ideally within a fast-paced startup environment.Bonus: Experience on an app that has reached over 1 million users.Exceptional problem-solving and communication skills, along with the ability to work effectively in a collaborative environment.

About UsAt Speak, we are on a mission to transform the way individuals learn languages.Learning a new language can be life-changing, unlocking opportunities to explore new cultures, advance careers, and build connections. With two billion people globally striving to master a language, the most effective method—one-on-one tutoring—remains elusive and has not significantly evolved over the years. Speak is pioneering an AI-powered, human-level tutoring experience that fits in your pocket: a conversation-first platform designed to empower learners to practice speaking, receive immediate feedback, and progress through meticulously crafted lessons. This approach offers a comprehensive journey from novice to proficient speaker across various languages.Launched in South Korea in 2019, Speak has rapidly ascended to become the leading language learning application, now catering to learners in multiple markets and over 15 languages. As one of the foremost AI enterprises globally, we have secured over $150 million in venture funding from prestigious investors such as OpenAI, Accel, Founders Fund, Khosla Ventures, and others, supported by a diverse team distributed across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About This RoleAs a Senior iOS Engineer within Speak’s engineering team, you will play a crucial role in enhancing our content delivery, conducting A/B tests on monetization features, and supporting the launch of new markets and languages. Your collaboration with backend engineers and our Product and Design partners will be essential as you work to deliver product features to millions of users.Key ResponsibilitiesEnhance the “freemium” experience to boost conversion ratesAid in the introduction of new markets and languagesImplement various paywall experiments, including pricing, design modifications, deferred paywalls, and promotional offersRefine our speech-to-text systemAdvance our audio and video streaming technologiesQualificationsA minimum of 5 years of professional experience as a Mobile Engineer, ideally within a dynamic startup atmospherePreferred: Experience working on an app with over 1 million usersExpertise in Swift, with a solid grasp of prevalent mobile architectures, including MVC/MVVMPreferred: Familiarity with SwiftUIPreferred: Experience in mobile streaming technologies

About UsOur mission is to revolutionize language learning.Learning a new language can be transformative, unlocking opportunities to explore diverse cultures, career paths, and communities. With two billion people worldwide striving to learn a language, the most effective method—personalized one-on-one tutoring—remains difficult to access at scale and has seen little innovation for decades. Speak is pioneering an AI-driven tutor that fits in your pocket, offering a conversation-first approach that enables learners to engage in dialogue, receive immediate feedback, and progress through thoughtfully crafted lessons. This leads to a comprehensive journey from novice to confident speaker across numerous languages.Since our launch in South Korea in 2019, Speak has emerged as the leading language learning app, expanding our reach to learners across various markets and 15+ languages. As one of the foremost AI companies globally, we have secured over $150 million in venture funding from prominent investors including OpenAI, Accel, Founders Fund, and Khosla Ventures, with a diverse team distributed across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About This RoleAs an Android Engineer on Speak’s engineering team, you will play a pivotal role in enhancing our content delivery, conducting A/B tests on monetization strategies, and supporting the launch of new markets and languages. You will collaborate closely with backend engineers and our Product and Design partners, delivering product features to millions of users.Your ResponsibilitiesDevelop growth mechanisms, including referral systems and in-app sharing features.Enhance new user acquisition and retention strategies.Work on pricing and packaging strategies.Assist in launching new markets and languages.Refine our text-to-speech capabilities.Improve our audio and video streaming systems.QualificationsA minimum of 3 years of industry experience as a Mobile Engineer, ideally in a dynamic startup environment.Bonus: Experience working on an app that has reached 1 million users.Strong proficiency in Kotlin, with an in-depth understanding of mobile architectures such as MVC/MVVM.Bonus: Experience with Jetpack Compose.Bonus: Familiarity with mobile streaming technologies.

Join Our Team as a Machine Learning Engineer for AssessmentsAt Speak, we're on a mission to transform the language learning experience.Learning a new language has the power to enrich lives, facilitating connections with diverse cultures, career opportunities, and communities. With two billion people worldwide engaged in language studies, the traditional one-on-one tutoring approach remains challenging to scale and has seen little innovation over the years. Speak is revolutionizing this space by offering an AI-powered, human-like tutoring experience that prioritizes conversation. Our platform allows learners to practice speaking, receive instant feedback, and progress through expertly crafted lessons, ensuring a seamless journey from beginner to confident speaker in multiple languages.Since our inception in South Korea in 2019, Speak has rapidly ascended to become the leading language learning app, serving learners across various markets with 15+ languages. Backed by over $150 million in venture funding from prominent investors such as OpenAI, Accel, and Khosla Ventures, our distributed team spans San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About the RoleWe are seeking a talented Machine Learning Engineer for Assessments to spearhead the development of top-tier assessment systems across our diverse product lines, including Speak for Business and B2C offerings. You will collaborate closely with our Assessment Design Lead, along with teams in Machine Learning, Product, and Engineering, to translate assessment frameworks and rubrics into robust, scalable scoring and feedback systems.This role will encompass the implementation, deployment, and continual enhancement of our assessment algorithms and ML systems. While immediate focus will be on refining and expanding current assessments, the work will also contribute to a foundational capability that can be leveraged across our platform.Your ResponsibilitiesLead the development of assessment ML systems end-to-endDesign, deploy, and maintain scoring models and pipelines (feature extraction, model training, inference, feedback generation).Oversee monitoring, regression tests, and iterative improvements to ensure accuracy standards are met.Establish and implement evaluation frameworksCreate validation and evaluation structures for assessments, incorporating metrics, test sets, and both offline and online analyses.Convert assessment needs into quantifiable acceptance criteria and safeguards.

Join Our Team as an iOS EngineerAt Speak, we are on a mission to transform language learning for everyone.Language learning can significantly enhance lives by connecting individuals to new cultures, career opportunities, and communities. With over two billion people globally striving to learn a language, the traditional approach of one-on-one tutoring remains challenging to access at scale and has seen little innovation in recent years. Speak aims to change this by developing a human-level, AI-driven tutor that fits in your pocket—a conversation-first platform that empowers learners to engage in dialogue, receive real-time feedback, and progress through meticulously crafted lessons. Our goal is to provide a complete journey from novice to confident speaker in multiple languages.Launched in South Korea in 2019, Speak has quickly established itself as the leading language learning app, now catering to learners across various markets and offering support for over 15 languages. As a premier AI company, we have secured over $150 million in venture funding from notable investors, including OpenAI, Accel, Founders Fund, and Khosla Ventures. Our diverse team is spread across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About the RoleAs a Mobile iOS Engineer on Speak’s engineering team, you'll play a pivotal role in enhancing our content delivery, conducting A/B testing on monetization features, and facilitating the launch of new markets and languages. You'll work closely with backend engineers, as well as our Product and Design partners, and be responsible for deploying product features to millions of users.Your ResponsibilitiesEnhance the “freemium” experience to boost user conversions.Assist in the launch of new markets and languages.Implement various paywall tests, including pricing strategies, design modifications, delayed paywalls, and special offers.Refine our speech-to-text capabilities.Enhance our audio and video streaming functionalities.Your Qualifications3+ years of experience in mobile engineering, ideally within a dynamic startup environment.Proficiency in Swift, with a solid grasp of mobile architectures such as MVC and MVVM.Bonus: Experience with SwiftUI and mobile streaming technologies.

Join Speak as a Senior Accountant, where you'll play a crucial role in managing financial operations and ensuring compliance with accounting standards. In this position, you will oversee financial reporting, manage budgets, and provide insights to drive strategic decision-making. If you are driven by excellence and keen on contributing to a dynamic team, we want to hear from you!

About HyperspellHyperspell is revolutionizing the Memory & Context Layer for AI Agents.AI agents are brilliant yet lack context.While AI agents excel in standardized testing, they struggle with real-world applications. Today's cutting-edge agents lack the contextual understanding that humans naturally acquire through diverse interactions. This context evolves with their tasks.Hyperspell empowers AI agents with contextual awareness by integrating with users' workspace data, creating a tailored memory and context layer.Our ValuesWe are committed to shaping the future through bold innovations. Our goal is to establish ourselves as the indispensable context layer for organizations, enabling all their AI agents to connect seamlessly. We embark on this journey not because it is easy, but because it is significant.We prioritize care — for our customers, their success, the future of AI, and most importantly, for one another. As we build the frontier of AI, we strive to be one of the most technologically advanced yet profoundly human companies in history — a place where we can enjoy shaping the future together.Our InvestorsOur vision is supported by esteemed investors such as Y Combinator, Afore Capital, Scribble Ventures, and Pioneer Fund. Our angel investors include leading figures from OpenAI, Anthropic, xAI, and DeepMind, alongside respected founders from Silicon Valley like Siqi Chen (Runway) and Julian Weisser (On Deck).Our FoundersFounded in 2024 by Conor Brennan-Burke and Manu Ebert, Hyperspell is driven by experienced leaders. Conor previously spearheaded growth at Checkr, overseeing a $30 million API product portfolio and earning the title of 'the most helpful founder in YC'.Manu brings over 15 years of expertise in machine learning and AI, having successfully sold two companies and led high-growth engineering teams at Airbnb. Interestingly, he acquired his first .ai domain in 2014, needing to send a fax to the domain authority in Anguilla to do so.About the RoleAs our founding platform engineer, your mission will be to construct the infrastructure that makes Hyperspell feel magical — swift, dependable, and effortlessly scalable. You will be responsible for the foundation upon which our entire product is built, ensuring that when customers entrust us with their data, we uphold their trust.

About the RoleJoin our dynamic team at allinbits as a Platform Engineer, where your expertise will be vital in designing and maintaining the robust infrastructure that supports our cutting-edge projects. Your role will combine technical acumen with strategic insight, ensuring our development and operational environments are finely tuned for optimal performance, reliability, and scalability.We prioritize experience in our team, especially if you have transitioned from a developer role into DevOps or Site Reliability Engineering (SRE). Your capacity to innovate and construct resilient systems will prove invaluable.In this position, you will utilize tools such as Ansible, Docker, and Hashicorp Nomad to enhance our operations.

Join Our MissionAt Unlearn, we are revolutionizing clinical development to create smarter trials. Our innovative use of data, artificial intelligence, and digital twins accelerates the process of delivering life-saving treatments to patients. This vision fuels our collaboration with biopharmaceutical companies as we transform the planning, execution, and analysis of clinical trials.We are setting the standard for the future of clinical development by leveraging unparalleled scientific credibility and AI-driven precision, making decision-making clearer and trials more robust. Our goal is not just to disrupt the pharmaceutical landscape but to foster meaningful change.We firmly believe that AI will shape the future of medicine, and we are dedicated to cultivating that future in a responsible and collaborative manner with our clinical development partners.About Our TeamOur team embodies a diverse range of expertise, from machine learning to marketing, yet all Unlearners share core attributes:Ambitious: We embrace challenging goals without hesitation.Disciplined Experimenters: We break down larger objectives into manageable tasks, meeting frequently to monitor progress and iterate swiftly.Gritty: We are resilient; setbacks only motivate us to strive harder.Receptive to New Ideas: We resist complacency and welcome innovative thinking.Storytellers: We prioritize sharing information effectively, ensuring it is engaging and informative.Team-Oriented: Our mission takes precedence over everything; we prioritize the company and team over individual pursuits.Founded in 2017 and headquartered in San Francisco, Unlearn has attracted top-tier investors such as Altimeter, Insight Partners, Radical Ventures, 8VC, DCVC, and DCVC Bio, successfully completing a $50 million Series C funding round in January 2024.If our mission and culture resonate with you, we encourage you to apply.

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.

Role overview Axiom Bio is looking for a Platform Engineer to join the team at the San Francisco Global HQ. The focus is on building and supporting scalable platforms that enable bioinformatics research. What you will do Collaborate with colleagues from a range of disciplines to design, implement, and maintain platforms for scientific teams Create systems that streamline research workflows and improve efficiency Support projects aimed at advancing bioinformatics capabilities Location This role is based on site at Axiom Bio's San Francisco Global HQ.

Founding Platform & Reliability Engineer About OpenArtOpenArt is a revolutionary AI-driven storytelling and visual creation platform utilized by millions around the globe. Our mission is to build the next generation of creative tools powered by advanced AI technology, allowing users to generate videos, visuals, characters, and narratives with speed and creativity never seen before. We envision a future where creativity is inherently AI-native, and we are at the forefront of this transformation. Why Join OpenArt?Be part of a small, dynamic team where senior engineers are responsible for significant systems, not just fragments.Contribute to large-scale projects, with your work impacting millions of users swiftly.Benefit from a founder-led engineering culture where both founders are technical and actively engaged in product and architectural decisions.Work on an AI-native product, crafting how state-of-the-art AI models translate into tangible user experiences.Experience high ownership with minimal bureaucracy, emphasizing judgment, clarity, and speed.Join us during a period of significant growth, with a 7-10X revenue increase over the past two years, and play a pivotal role in scaling the company to new heights. About the RoleWe are seeking a Founding Platform & Reliability Engineer to take charge of the design, scalability, and reliability of our entire infrastructure stack, from high-level architectural choices to hands-on implementation, observability, and cost management.This role is not suited for traditional operators or narrow DevOps specialists. You should be adept at navigating cloud infrastructure, distributed systems, backend services, and developer tools, making practical decisions that optimize product velocity, system reliability, and cost efficiency, particularly in a fast-paced AI-centric landscape.You will collaborate closely with the founders and product engineers to design and refine the platform that powers OpenArt, influencing key decisions like serverless versus containerized architecture, multi-provider AI reliability, and scaling systems for millions of users, while serving as a force multiplier for the entire engineering team. What You’ll DoEstablish and operationalize SLOs/SLIs across essential user journeys (generation, editing, payments/credits, uploads, etc.), utilizing them to guide prioritization (including error budgets).Lead the design and implementation of robust infrastructure solutions that effectively support OpenArt's rapid growth and evolving needs.

Join Perplexity as a skilled Software Engineer, where you will play a pivotal role in developing the next-generation AI Foundation and Platform. Our mission is to transform how individuals search and engage online. In this exciting position, you will contribute to building Perplexity's comprehensive AI data, evaluation, and personalization infrastructure, which underpins nearly all of our agent products.Technology Stack: Spark | AWS Data Stack (S3, RDS, DynamoDB, Docker, EKS, Kinesis) | Pytorch | Databricks | Snowflake | LLM APIsAs we continue to expand our user base and diverse use cases, our data stack ensures that millions around the globe receive fast, personalized answers.

Join Our Team:At Notion, we empower individuals and teams to create stunning tools for their professional journeys. In a landscape filled with countless applications, Notion stands out by providing a cohesive platform that integrates documents, notes, projects, calendars, and emails. With built-in AI capabilities, we streamline workflows and enhance productivity. Our diverse user base, ranging from freelancers to major companies such as Toyota, Figma, and OpenAI, appreciates Notion’s versatility, which aids in saving both time and resources.We believe in the power of in-person collaboration, hence all employees are expected to work from our offices on Mondays, Tuesdays, and Thursdays—our designated Anchor Days. Depending on team requirements, additional in-office days may be necessary.Role Overview:As a Client Platform Engineer, you will spearhead the management of our endpoint infrastructure across macOS, Windows, iOS, and Android. Your mission will be to design and implement scalable, automated solutions that ensure secure deployments and optimize operational efficiency. Collaboration with IT, Security, and Engineering teams will be key as you adopt modern endpoint management practices using automation, Infrastructure-as-Code (IaC), and monitoring strategies.Your Objectives:In this role, you will:Architect, implement, and sustain a high-performance endpoint management infrastructure for macOS, Windows, iOS, and Android, emphasizing top-tier security.Enhance endpoint management through custom software development utilizing industry-standard open source tools and proprietary solutions.Utilize modern Infrastructure-as-Code (IaC) techniques and establish GitOps-driven methods for collaborative fleet management on a large scale.Create and manage CI/CD pipelines for fleet management infrastructure, ensuring deployments across rigorously tested environments in Azure, AWS, and GCP.Promote the adoption of cutting-edge CPE technologies and industry best practices to enhance process scalability and operational efficacy.Collaborate with cross-functional teams to provide seamless endpoint experiences while adhering to stringent security protocols and elevating quality standards.Essential Skills:Strong command of modern programming languages such as Python, Golang, or TypeScript.Proven hands-on experience with Kandji and Microsoft Intune, or equivalent cloud identity management solutions.Demonstrated proficiency in endpoint management and security practices.

Join Us at AirwallexAirwallex is redefining the financial landscape with our cutting-edge unified payments and financial platform tailored for global enterprises. Our innovative mix of proprietary infrastructure and software empowers over 200,000 businesses around the globe – including prominent names like Brex, Rippling, Navan, Qantas, and SHEIN – to seamlessly manage their business accounts, payments, spend management, treasury, and more, all on a single integrated platform.Founded in Melbourne, we pride ourselves on a diverse team of over 2,000 forward-thinking professionals across 26 offices worldwide. With a valuation of $8 billion and backing from top-tier investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is at the forefront of crafting the global payments and financial ecosystem of the future. If you're ready to embark on a transformative career journey, we invite you to join our mission.What We Look ForWe seek builders who embody an entrepreneurial spirit and are eager to make a tangible impact. You possess deep expertise in your field and a keen intellect, driven by our mission and operating principles. You are quick to act, possess sound judgment, and approach challenges with curiosity, balancing the swift execution of ideas with thorough analysis.Collaboration is key; you excel at transforming innovative concepts into viable products while ensuring that tasks are executed seamlessly from inception to completion. Leveraging AI, you work efficiently and creatively tackle complex challenges alongside exceptional colleagues, paving the way for your professional advancement as we shape the future of global finance. If this resonates with you, let’s create what’s next together.Your RoleAs the Engineering Director for the GTPN (Global Treasury and Payment Network) Team, you will be pivotal in enhancing Airwallex's payment infrastructure. Your focus will be on expanding the capabilities and user experience of our global treasury and payment network while developing innovative payment solutions grounded in a robust financial architecture. We are looking for a highly skilled and proactive leader to guide this dynamic team as we continue to broaden our global footprint.In this role, you will supervise multiple feature teams across Transfers, Client Treasury, and GTPN Infrastructure. Your technical prowess as an engineer, combined with your leadership skills, strategic product insights, and business acumen, will distinguish you as a leader in our organization.