Design Engineer at Aqua Voice | San Francisco

Join Our TeamAqua Voice is pioneering the voice interaction layer for the AI-driven era. We develop our own models and create deep OS integrations, as mastering voice technology necessitates control over the entire stack.The landscape of work is evolving rapidly. It's no longer just about individual contributions; now, you manage AI agents, and voice interac…

About Aqua VoiceAqua Voice is pioneering the voice input landscape for the AI era. By training our own models and creating deep OS integrations, we ensure that voice technology is executed flawlessly across the entire stack.The evolution of work is upon us; individual contributor roles are transforming as we now manage AI agents, a task that naturally aligns with voice interactions.We are not focused on traditional conversational agents; instead, we champion a voice-in-text-out (VITO) approach, believing that voice functionality should operate above traditional applications, and that innovative startups can lead in this domain.With an unwavering commitment to this vision, our progress has been promising, and we invite you to be a part of our journey.The RoleAs a growing team, you will have the opportunity to engage with all facets of our system.Recent projects include:Development of a real-time transcription server capable of managing thousands of concurrent audio streams.Training and deploying custom speech recognition models.Creating native integrations for macOS and Windows utilizing advanced system APIs.Technology StackFrontend: TypeScript, React, Next.js, ElectronBackend: Python, real-time server (Bun/Node.js), WebSocketsNative: Swift (macOS), C# (Windows)Machine Learning: Custom speech recognition models, inference pipelinesInfrastructure: Terraform, StripePrior experience with all these technologies is not required.Qualifications- Showcase your previous work and projects.- Adaptable in switching between programming languages and domains.- Capable of taking ownership of projects from concept to production.- Proficient in writing clean and maintainable code.- Experience with production systems is essential.- A positive attitude and a collaborative spirit are a must!

Join Our Team at Aqua VoiceAqua Voice is at the forefront of developing the voice input layer for the AI era. Our innovative approach involves training proprietary models and establishing deep OS integrations, ensuring we master the entire voice technology stack.The nature of work is evolving, and we’re transitioning from traditional individual contributor roles to managing AI agents. This shift creates a unique opportunity for voice technology to thrive.Rather than simply creating conversational agents, we envision an interaction model where voice input leads to text output (VITO). We believe voice should operate at a higher level than applications, enabling a smaller company like ours to lead the charge.Our passionate commitment to this vision has yielded promising results, and we invite you to be a part of our journey.Your RoleAs a Sales Development Representative, you will play a critical role in building our enterprise pipeline by pinpointing ideal companies and connecting us with key decision-makers.Research and Targeting: Identify companies and teams that align with our profile.Outbound Engagement: Utilize email, LinkedIn, and creative strategies to reach out—prioritizing quality over quantity.Qualification: Assess client needs, budgets, and timelines to set Account Executives up for success.User Expansion: Leverage existing contacts to open doors at potential client companies.Iterative Learning: Analyze messaging and channel effectiveness to refine our approach.This position serves as a pathway to Account Executive roles for those interested in advancing their career.

About Aqua VoiceAqua Voice is pioneering the voice input technology for the AI era. Our unique approach involves training proprietary models and establishing deep integrations with operating systems, ensuring optimal voice interaction capabilities.The landscape of work is evolving; the traditional role of an individual contributor is being replaced by the management of AI agents, making voice interaction a natural fit for this new paradigm.Rather than developing mere conversational agents, we envision a more intuitive method of computer interaction—voice input leading to text output (VITO). We assert that voice technology should operate at a foundational level, allowing a small, agile company like ours to innovate and excel.We are passionately committed to this mission, and our initial results have been promising. Join us in shaping the future!The OpportunityWe are looking for an iOS Engineer to help us build Aqua Voice from the ground up. This greenfield project offers you the chance to shape the mobile experience entirely.Your Contributions Will Include:Developing a native iOS application with system-level voice input features (including keyboard extensions, Shortcuts, and Siri integration).Implementing real-time audio capture and streaming to our transcription backend.Creating deep iOS integrations to enhance user experience.This role requires a focus on native performance and comprehensive system integration—this is not just a web view wrapper.Technology StackSwift (SwiftUI + UIKit where applicable)Audio Technologies: AVFoundation, Audio Unit, real-time streamingNetworking: WebSockets, streaming protocolsSystem Integrations: Keyboard extensions, Shortcuts, accessibility APIs

About Aqua VoiceAqua Voice is pioneering the voice input layer for the AI era. We develop our proprietary models and create deep operating system integrations, as mastering voice interaction necessitates comprehensive control over the entire technology stack.The landscape of work is evolving. Individual contributor roles have transformed; now you will manage AI agents, a task that is ideally suited for voice technology.We are not in the business of creating simple conversational agents. Our vision is that the most intuitive interaction with computers is through voice input with text output (VITO). We advocate for voice integration at a fundamental level, confident that a nimble company can lead innovation in this space.Our commitment to this vision is unwavering, and we have already made significant strides. We invite you to become a part of this exciting journey.The OpportunityAs we witness growing enterprise interest—teams eager to integrate Aqua into their workflows—you will lead these initiatives.Full-Cycle Sales Ownership: From initial conversation to contract signing, you will manage the entire sales process without handoffs.Land and Expand Strategy: Begin with key champions within organizations, and grow our presence across entire teams.Navigating Enterprise Processes: You will adeptly handle security reviews, procurement, and legal considerations, drawing on your previous experience.Defining Sales Methodology: As a key early-stage hire, you will help shape how enterprise sales are conducted at Aqua Voice.Collaboration with Product Teams: Your insights into enterprise needs will directly influence our product roadmap.

About Aqua VoiceAqua Voice is revolutionizing voice input for the AI era. We develop proprietary models and create deep operating system integrations, as mastering voice technology necessitates comprehensive control over the entire stack.The workplace landscape is evolving. Individual contributor roles are being replaced by the need to manage AI agents, and this transition is ideally suited for voice interaction.Unlike conventional conversational agents, we advocate for a voice-first approach where voice input leads to text output (VITO). We assert that voice interaction should transcend application layers, and our nimble organization is committed to pushing boundaries in this domain.Our relentless pursuit of excellence in this space has yielded promising results, and we invite you to be part of our journey.The RoleAs a Staff Engineer, you will take ownership of technical systems across the entire stack. Being a small, post-product-market-fit team, we are experiencing growth with real users facing real challenges.We favor modern technologies—opting for Bun over Node, Fly over AWS when applicable, and PyTorch over outdated ML frameworks.Your ResponsibilitiesGPU Inference: We independently run our Automatic Speech Recognition models.Real-time Transcription: Implementing WebSocket state machines, multi-provider failover, and achieving sub-100ms latency targets while tracking over 30 metrics per session.Native Applications: Utilizing Swift for macOS, C# for Windows, and Electron IPC for system-level programming.Backend Development: Employing Django for billing and analytics, Celery for background tasks, and PostgreSQL for database management.You will be involved in all aspects of our infrastructure and product development.Technology Stack- Languages: TypeScript, Python, Swift, C#- Runtime Environments: Bun, Node.js, Django, FastAPI- Machine Learning: PyTorch- Infrastructure: Fly.io, Terraform, AWS (RDS), Redis- Protocols: gRPC, WebSocket, RESTQualifications- Proven experience in building and managing systems at scale.- Strong architectural opinions that are adaptable.- Comfortable being the foremost technical expert in the room.- Capable of transforming ambiguous problems into functional systems.- Ability to write production-ready code.

Join Atlas as an iOS Engineer and play a crucial role in designing innovative mobile applications that enhance user experiences. You will collaborate with cross-functional teams to deliver high-quality software solutions, ensuring seamless integration with backend services. Your expertise will contribute to the development of cutting-edge features that delight our users.As a member of our dynamic team, you will have the opportunity to implement best practices in mobile development, optimize app performance, and stay up-to-date with the latest industry trends. If you are passionate about mobile technology and eager to make an impact, we want to hear from you!

Join Rylo, a cutting-edge camera technology company that revolutionizes video capturing with unparalleled stabilization software and a user-friendly smartphone app. Our innovative solution is developed by a talented team of former engineers from Instagram and Apple, ensuring the highest quality in video production. With Rylo, capturing stunning videos is as simple as pressing a button — no more worries about framing or stabilization.See Rylo in actionWe are seeking a skilled iOS Engineer with extensive experience in developing user interfaces using the iOS SDK. The ideal candidate will possess strong problem-solving abilities, exceptional organizational skills, and a detail-oriented mindset. If you are eager to contribute to a passionate team dedicated to enhancing photography and videography experiences, we would love to hear from you!

Join Perplexity AI as a skilled iOS Engineer and play a pivotal role in transforming the way users navigate the web. You'll be instrumental in developing and enhancing Comet, our innovative browser designed specifically for iOS.We seek a candidate with exceptional programming expertise, a keen interest in artificial intelligence and large language models, and a dedication to providing an outstanding user experience supported by a sophisticated user interface.Key ResponsibilitiesCraft a high-performance native iOS application that will be enjoyed by millions globally.Maintain a rigorous standard of quality in both user and developer experiences.Collaborate closely with design teams to create fast, intuitive user interfaces.Engage with data science and machine learning teams to evaluate and enhance the overall user journey.Partner with infrastructure and QA teams to streamline deployment processes, including testing, release, and monitoring.QualificationsA minimum of 5 years of industry experience.Solid understanding of Swift and proven experience with a modern iOS tech stack, including SwiftUI (iOS 16+) and UIKit.A passion for creating beautiful user interfaces, excellent user experiences, and writing reusable, testable code.Strong grasp of low-level details and the ability to profile and optimize app performance.Comfortable working in a small, agile team, demonstrating ownership and initiative.A genuine enthusiasm for iOS development and exploring the latest advancements in iOS and iPadOS.(Bonus) Experience in browser development is a plus.

Join 360IT Professionals as an iOS Engineer, where you will play a crucial role in developing innovative mobile applications for our diverse clientele. You will collaborate closely with cross-functional teams to design, implement, and maintain high-quality software solutions that enhance user experience.

About Cantina:Cantina Labs is a pioneering social AI company, dedicated to developing a cutting-edge suite of real-time models that redefine expression, personality, and realism. Our mission is to animate characters in a way that transforms storytelling, connection, and creativity. With Cantina, our flagship social AI platform, we are just beginning to unlock the potential of AI in shaping human interaction.If you are passionate about the role of AI in enhancing creativity and social experiences, we invite you to join us in crafting the future!About the Role:As a Senior iOS Engineer at Cantina, you will spearhead the development of groundbreaking, high-performance features. This includes designing personalized feeds, creating immersive custom UIs, and empowering our bots with advanced AI-driven functionalities such as chat, text-to-speech, voice selection, image generation, and real-time media effects.You will work closely with Product Managers, Designers, and other key stakeholders to shape the direction of a product that is central to our mission. You will have the opportunity to iterate quickly on impactful updates and enjoy the freedom to bring your innovative ideas to fruition.We seek an individual who excels in pushing the boundaries of iOS development and possesses a fervent desire to create visually stunning, high-performance experiences. Your knowledge of custom graphics, animation frameworks, and media pipelines will be pivotal in establishing the creative foundation of our flagship application, ultimately advancing user experience and innovation within the social AI landscape.What You’ll Do:Utilize frameworks and technologies such as UIKit, AVFoundation, Combine, Core Animation, and others.Lead the development of new AI and media-centric features.Construct and optimize video/audio pipelines, real-time media effects, and AI-enhanced visual features.Participate in Architecture meetings to ensure our applications meet the highest quality standards.Collaborate with Product, Design, and QA teams to deliver polished, scalable user experiences.Own features and contribute as part of a small team that delivers applications to a vast user base.Join a supportive team that values constructive feedback focused on growth.What You’ll Bring:8+ years of experience developing iOS applications.Expertise in custom graphics, animation frameworks, and media pipelines.Strong problem-solving skills and a passion for innovation.

About CasaAt Casa, we understand that homes are not just properties; they are cherished assets that deserve a seamless ownership experience. Our mission is to redefine homeownership by creating a cutting-edge, personal property management platform that transforms the way individuals manage their single-family homes.Founded by pioneers from Uber, CloudKitchens, and Levels, Casa is backed by a remarkable group of prominent VC firms and angel investors. We are proud to be operational with a community of paying members.About the RoleWe are on the lookout for a founding Senior iOS Engineer to join our dynamic team. In this pivotal role, you will design, develop, and launch top-tier mobile applications that provide immense value to our users.You will collaborate closely with our founders, fellow engineers, and designers to create innovative products that resonate with our members. Your contributions will not only shape our core systems and products but also play a significant role in establishing our team culture.Your ResponsibilitiesLead the architecture and development of our iOS applications, ensuring a flawless user experience for homeowners and vendors alike.Prototype new features and applications swiftly to adapt to user feedback and needs.Work closely with designers to craft intuitive and visually appealing user interfaces.Guarantee the performance, quality, and responsiveness of our applications through ongoing testing and refinement.Stay updated with the latest advancements in iOS development, incorporating new technologies and methodologies as appropriate.Mentor a growing engineering team by reviewing peers' code and designs, providing constructive feedback to uphold high standards.Your ProfileExtensive experience: You possess over 5 years of iOS development experience, with a proven track record in building and launching mobile applications, showcasing deep expertise in Swift and Apple SDKs/APIs.Design-oriented: You are passionate about creating exceptional user experiences and enjoy working with designers to deliver aesthetically pleasing and functional applications.Excited about startups: As a founding engineer in an early-stage startup, you understand that many systems and structures are yet to be established, and you are eager to take an active role in building and shaping them.

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 Aqua VoiceAt Aqua Voice, we are pioneering the voice input layer for the AI era. Our commitment to training our own models and developing deep operating system integrations allows us to maintain control over the entire stack, ensuring superior voice capabilities.As the landscape of work evolves, the role of individual contributors is transforming; now, you will be managing AI agents. This shift towards voice interaction is a perfect match for our innovative approach.Unlike traditional conversational agents, we advocate for an interaction model that emphasizes 'voice in, text out' (VITO). We believe that voice technology should operate above application layers, enabling a small company like ours to push the boundaries of what's possible.Our enthusiasm for this opportunity is unwavering, and we are excited about the results we've achieved so far. We invite you to be part of our journey.The RoleAs the Customer Success Lead, you will be the primary point of contact for our customers from onboarding to renewal.Onboarding: You will facilitate behavior changes by helping users adopt new habits and quickly realize value from our products.Retention: You will analyze usage patterns and proactively engage with users when issues arise.Expansion: You will identify opportunities for individual users within organizations to transition to team deployments and pursue these opportunities.Feedback: Being closest to our users, your insights will directly influence product decisions.We're in the early stages of our journey, and you'll have the unique chance to help define our approach rather than following a pre-existing playbook.

About the Role Speechify is looking for an iOS Core Product Software Engineer in San Francisco, CA. This position focuses on building and improving iOS applications that make audio content more accessible and enjoyable. The work centers on delivering a strong user experience for a diverse audience. What You Will Do Develop and maintain core features for Speechify’s iOS app Work closely with teams across product, design, and engineering Apply new technologies to improve app performance and accessibility Help shape the future direction of Speechify’s audio content platform Location This role is based in San Francisco, CA, USA.

About VSCO VSCO (pronounced vis–co) is a vibrant platform designed to provide photographers with the essential tools, community, and visibility they need to flourish both creatively and professionally. Our commitment lies in nurturing a genuine creative atmosphere that caters to photographers of all skill levels, ensuring a sanctuary for creativity, inspiration, and collaboration. Our mission is to support photographers in their journey, equipping them to connect with fellow creatives and businesses through our comprehensive suite of innovative tools spanning mobile and desktop platforms across our global community. We seek individuals who are motivated and proactive in elevating our company mission. At VSCO, you will have the chance to make a significant impact, as we believe that collective building leads to stronger outcomes. Our core values are foundational to our team culture and influence our hiring practices. Discover what you can expect when joining VSCO on our Careers Page. About The Role If you are passionate about iOS development and eager to be part of a dynamic team of creators, we encourage you to apply for this role and help us empower creators globally. At VSCO, you will collaborate with talented individuals who share your enthusiasm for innovation and creativity. We are developing a comprehensive ecosystem of tools for photographers, enhancing our existing offerings while creating new products and services. This pivotal role will allow you to define and advance our vision, significantly influencing how our users create, connect, and monetize their work. Join us in shaping the future of mobile technology and making a meaningful contribution to the global creative community. As a Staff Engineer, you will primarily function as a technologist, engaging in coding, tackling complex challenges, and staying abreast of emerging technologies. Your influence will extend beyond individual contributions as you serve as a technical leader, guiding the team through intricate issues, advocating for best practices, and anticipating future needs to keep the team ahead of the curve. You will focus on scalability, long-term maintainability, and future enhancements, while also mentoring fellow engineers, raising the quality bar, and facilitating success for others.

Join Perplexity AI, a pioneering company in the field of AI-driven search, as a Senior iOS Engineer. You will play a crucial role in transforming how users interact with the internet by developing innovative features and enhancing the performance of our iOS application.We are seeking a talented individual with a solid programming background, enthusiasm for search technologies and large language models, and a strong commitment to crafting exceptional user experiences complemented by an elegant user interface.

Join Sonsoft Inc. as an iOS Developer, where you'll be a vital part of our innovative team in San Francisco. You will develop cutting-edge applications for the iOS platform, ensuring optimal performance, quality, and responsiveness of applications.

About Wispr FlowAt Wispr Flow, we are revolutionizing the way people interact with their devices, making it as natural as conversing with a close friend.Our cutting-edge voice dictation platform is currently the go-to solution for users, surpassing traditional keyboards. With unparalleled accuracy, context-awareness, and personalization, our technology is designed to function seamlessly on both desktop and mobile devices.By 2026, we aim to expand beyond dictation, developing a robust framework for native actions that intuitively understands user commands and operates dependably.Our diverse team of AI researchers, designers, growth strategists, and engineers is committed to reimagining human-computer interaction. We prioritize collaboration, user-centric innovation, and meticulous attention to detail. A culture of spirited discussion and a focus on impactful outcomes are central to our values.Over the last year, our revenue has surged by 150% each quarter, and we have successfully raised $81 million from leading venture capital firms and prominent angel investors.

About GustoAt Gusto, we are dedicated to empowering the small business economy. Our services simplify complex tasks like payroll, health insurance, 401(k)s, and HR, allowing business owners to concentrate on their passion and customers. With teams in Denver, San Francisco, and New York, we proudly support over 400,000 small businesses nationwide, committed to creating a workplace that reflects and honors the customers we serve. Discover more about our Total Rewards philosophy.About the Role:We are seeking passionate Mobile iOS Engineers who are eager to craft exceptional user experiences. In this role, you will develop features that are not only functional but also intuitive and delightful for our users. You will take charge of scaling our shared services while staying current with the latest iOS advancements. Collaborating with teams from Product Management, Identity, Security, System Design, and Infrastructure, you will build solutions that make a significant impact. If you are enthusiastic about creating elegant, scalable applications and want to be part of a supportive, innovative mobile team, we would love to connect with you!About the Team:At Gusto, we are at a transformative stage with over 1M+ monthly active users and the recent launch of our employer experiences on mobile. Our mission is to address the real challenges faced by small business owners and their employees, with mobile technology being crucial for delivering effective solutions. As a member of our mobile team, you will be at the forefront of this change, collaborating with talented engineers and designers passionate about providing a seamless mobile experience. Together, we aim to empower small business owners and their teams to succeed. If you are ready to make a difference in the mobile landscape at Gusto, we want you on our team!Here’s what you’ll do day-to-day:Architect, build, test, and enhance Gusto’s native iOS app, along with supporting mobile web views that elevate user experience.Develop, iterate, and refine product features that integrate core business functions, work tools, value-added services, and financial products.Collaborate closely with our product management, design, and partner teams...