Rust Backend Engineer at Svix | San Francisco

About SvixAt Svix, we are a dynamic and rapidly expanding startup revolutionizing server-to-server communication through cutting-edge webhook technology. Our robust, scalable, and high-performance infrastructure is trusted by industry leaders such as Etsy, TaskRabbit, Brex, and numerous Fortune 500 companies.With a product and team that rank in the top 1%, w…

About SvixSvix is an innovative startup revolutionizing server-to-server communication with a focus on webhooks. Our high-quality, scalable, and speedy infrastructure is trusted by leading companies like Etsy, TaskRabbit, Brex, and members of the Fortune 500.With a top 1% product and team, we are dedicated to creating a developer infrastructure company that will define a generation.To fuel our growth, we have secured $11 million from premier investors, including a16z and Y Combinator, alongside founders and CTOs from prominent companies such as GitHub, Segment, Lookout, and Fly.io.About the RoleWe are seeking a high-achieving Growth Manager to elevate our growth and marketing strategies to world-class standards. This pivotal role involves close collaboration with the CEO to design and implement comprehensive growth and marketing initiatives.Prepare for a dynamic and fast-paced startup environment, surrounded by intelligent colleagues, and the chance to contribute significantly to our mission of becoming a groundbreaking developer infrastructure company.MissionYour primary goal will be to construct and expand Svix’s go-to-market strategy to enhance revenue and generate new leads. By understanding our customers deeply, you will ensure effective communication with them through the right channels, at the right times, by defining and executing our marketing strategy while refining our Ideal Customer Profile (ICP), positioning, and messaging.This role requires close collaboration with our CEO, sales, and product teams to seamlessly connect our product with the customers who need our solutions.OutcomesEnterprise: Generate leads from enterprise customers that convert into sales.Self-serve: Drive self-serve leads that successfully transition to customers.Strategy: Take ownership of our go-to-market strategy, ICP definition, and positioning to accelerate revenue growth.Analytics & Reporting: Manage our analytics and sales funnels to ensure repeatability and predictability in our processes.CompetenciesTop Performer: Either already among the best or on track to become a leader in the field.Drive and Urgency: A strong desire to win and achieve results promptly.Startup Mentality: Thrives in ambiguous environments and possesses a high level of adaptability.

About SvixSvix is an innovative startup revolutionizing server-to-server communication with a focus on webhooks. Our robust, scalable infrastructure is trusted by industry leaders such as Etsy, TaskRabbit, and Brex, including Fortune 500 companies.With a product and team in the top 1%, we take pride in our customer satisfaction and aim to create a next-generation developer infrastructure company.To fuel our growth, we've successfully raised $11 million from prestigious investors like a16z and Y Combinator, as well as influential founders and CTOs from GitHub, Segment, Lookout, and Fly.io.About the RoleWe are in search of an exceptional full-stack engineer who is passionate about creating reliable and user-centric products. In this role, you'll tackle engaging problems and technical hurdles. Our fast-paced environment values quick execution, and you will share our commitment to delivering an outstanding developer experience.If you are a high achiever eager to excel in your career alongside like-minded individuals, this is the perfect opportunity for you.MissionWe seek a versatile engineer capable of contributing to both frontend and backend development to enhance user experiences and build scalable infrastructure. You will face intriguing challenges in a dynamic setting where speed of execution is paramount, and we are dedicated to ensuring a remarkable developer experience.OutcomesDeliver high-quality production code in a high-energy environment.Assist the team in scaling the product while maintaining stability and uptime.Develop new features that enhance the developer experience for our clients.CompetenciesA talented and enthusiastic engineer committed to delivering excellence.Proficiency in crafting production-ready UIs using React and TypeScript.Experience in developing backend services with strongly typed programming languages.A solid understanding of design principles and user experience best practices.Exceptional communication skills and a collaborative spirit.A passion for ensuring a fantastic developer experience.

About SvixSvix is an innovative startup at the forefront of server-to-server communication, specializing in webhooks. Our robust, scalable infrastructure is trusted by prominent companies such as Etsy, TaskRabbit, Brex, and members of the Fortune 500.With a product and team ranked in the top 1%, we pride ourselves on our exceptional customer satisfaction and are dedicated to defining the next generation of developer infrastructure.Backed by an impressive $11 million investment from leading investors, including a16z and Y Combinator, alongside industry leaders from GitHub, Segment, Lookout, and Fly.io, we are poised for significant growth.

Join Plaud as a Backend Engineer and be part of an innovative team driving the future of technology. You will design, develop, and maintain scalable backend systems that enhance our product offerings and improve user experiences. This is an exciting opportunity to work with cutting-edge technologies and collaborate with talented professionals in a fast-paced environment.

Join us at nextdata, where we are revolutionizing the future of data through decentralization. Our innovative platform, Nextdata OS, embodies the concept of a data mesh, offering a robust solution for managing and sharing data at an enterprise scale. We empower developers to interact with data in a responsible manner, encapsulated in data product containers that prioritize equity and trust.At nextdata, we envision a world where artificial intelligence, machine learning, and analytics thrive on decentralized data ownership, transcending organizational and technological boundaries. Our mission is clear: to transform the way data is created, shared, discovered, and utilized, ensuring a connected, rapid, and equitable experience rooted in data mesh principles.As we embark on this journey, we acknowledge the complexities inherent in the data ecosystem. Data is often fragmented, outdated, and stored across various platforms, necessitating a shift away from outdated centralized governance models. We invite you to help us reimagine the data landscape.About The RoleAs a Principal/Staff Software Engineer, you will play a pivotal role in developing the next-generation data platform tailored for decentralized analytics and machine learning workloads. Your contributions will include designing and building data product containers and their runtime, setting the standard for industry adoption of data mesh.Your extensive experience with large-scale distributed systems and databases will be instrumental in crafting a secure operating system that caters to the data product developers of tomorrow. You will significantly impact the architecture of Nextdata OS and take ownership of key components within the platform.

About Atomic SemiAtomic Semi is innovating the semiconductor industry by creating a compact and efficient semiconductor fabrication facility.Leveraging existing technology with strategic simplifications, we are committed to developing our own tools to facilitate rapid iteration and enhancement.Our team comprises exceptional hands-on engineers specializing in mechanical, electrical, hardware, computer, and process engineering. We take pride in managing the entire stack—from atomic structures to architectural designs. Optimism fuels our ambition to continuously push technological boundaries.We believe that smaller, faster, and self-built solutions are key to success.Our lab is equipped with state-of-the-art 3D printers, a variety of advanced microscopes, e-beam writers, and general fabrication equipment. We are prepared to invent any missing tools as needed.Atomic Semi was founded by Sam Zeloof and Jim Keller, industry leaders with a track record of innovation and excellence in semiconductor technology.About the TeamOur software team is pivotal in ensuring the seamless operation of our fab, developing the code that controls, manages, automates, and orchestrates the hardware essential for chip production.About the RoleWe are on the lookout for a Rust Software Engineer to contribute to the development of next-generation high-performance tools for chip fabrication and design. Your work will integrate real-time collaboration, computational geometry, GPU-accelerated visualization, simulation, interactive editing, and data processing.This multifaceted, hands-on position will involve tasks ranging from low-level systems and data synchronization to high-performance rendering, creating rich UI/UX editing tools, and establishing distributed infrastructure. The software you develop will empower engineers to design and comprehend tangible physical systems.We welcome candidates across various experience levels—from outstanding early-career engineers to seasoned professionals. The key attribute we seek is a proven track record of creating real-world applications and a passion for technological innovation.

Join demo.levels.fyi, a trailblazing software company that empowers real-time collaboration on vital workflows. Established in 2012, we proudly serve over 10,000 clients globally and are backed by esteemed investors, including Example Capital. Having successfully raised our Series C, demo.levels.fyi is currently valued at $750 million.As a Backend Engineer, you will be an integral part of our dynamic team, directly reporting to the team manager. This pivotal role will enable you to influence various workflows and contribute to our innovative projects.

About CasaAt Casa, we believe that homes are among life’s most cherished assets, yet the experience of homeownership can often be frustrating. We are on a mission to revolutionize this experience by creating a next-generation personal property management solution tailored for single-family homes, ensuring that owning a home becomes a delight.Founded by early visionaries from Uber, CloudKitchens, and Levels, Casa is proud to be supported by a remarkable group of leading venture capital firms and angel investors. Our service is already live and delivering value to paying members.About the RoleWe are seeking a pioneering Senior Backend Engineer to join our dynamic team. In this role, you will be instrumental in designing, developing, and deploying robust backend systems that provide exceptional value to our members.You will collaborate closely with our founders, fellow engineers, and designers to craft innovative and impactful products. Your contributions will be vital in shaping our core systems and defining the culture of our founding team.Key ResponsibilitiesArchitect and develop scalable, secure, and reliable backend systems.Design and implement APIs that enhance our iOS applications and other client interfaces.Optimize the performance and scalability of our services to accommodate an expanding member base and increasing data volume.Stay updated with the latest advancements in backend technologies and cloud infrastructure, integrating new methodologies as suitable.Mentor a growing engineering team through code reviews and constructive feedback to uphold high-quality standards.About YouYou are passionate about building robust systems. You possess a deep understanding of backend architecture, API design, and database management, and are eager to construct systems that can scale with our increasing member base.You are excited to be a founding engineer at an early-stage startup, ready to contribute to the structure and systems being established, while also shaping the company culture.You thrive on building. You embrace the challenges and opportunities for growth that come with joining an early-stage company, and you excel in a fast-paced, evolving environment.You think and act decisively. Your proactive mindset will contribute significantly to our mission.

About the RoleJoin us as a pivotal technical founder at Known, where you will be responsible for developing the back-end systems and infrastructure that drive our innovative platform. Your expertise will shape the APIs that cater to millions of requests, establish real-time communication frameworks for voice and text interactions, and create data architectures that facilitate intelligent matching on a large scale. You will design robust, high-performance systems primed for growth alongside our expanding user base.In collaboration with our founding team, including specialists in AI/ML, full-stack development, product management, and design, you will architect back-end services that effectively manage complex workflows. This includes streaming LLM responses, processing payments, handling batch matching jobs, and enabling real-time chat functionalities, all while ensuring simplicity and enhancing developer efficiency. This is a high-responsibility position where your decisions will lay the groundwork for the future scalability of Known.ResponsibilitiesDesign and develop scalable back-end services using Node.js/TypeScript, including RESTful APIs, background job processing, and data pipelines for real-time and batch operations.Architect and enhance database systems with Postgres, focusing on schema design, query optimization, indexing strategies, and data integrity at scale.Build real-time communication infrastructures utilizing WebSockets for chat and WebRTC for audio/video, ensuring minimal latency and maximum reliability.Integrate and oversee third-party services (such as OpenAI/Anthropic LLMs, Google/Apple Pay, reservation platforms, and notification services) with effective error handling and monitoring.Collaborate with AI/ML engineers to construct APIs and data pipelines that support model predictions, manage training data collection, and facilitate experimentation workflows.Take charge of infrastructure, deployment, and observability — develop CI/CD pipelines, implement monitoring and alerting systems, optimize cloud expenses, and guarantee system reliability as user traffic increases.Design for performance and scalability — implement caching strategies, optimize API response times, and architect systems capable of accommodating significant growth without necessitating rewrites.Requirements4–6 years of experience in building production back-end systems, preferably for consumer products, high-traffic applications, or startups.Strong proficiency in TypeScript and Node.js, with a thorough understanding of asynchronous programming techniques.

Join our innovative team at leverdemo193 as a Backend Engineer, where you will play a pivotal role in developing robust server-side applications. You will be responsible for managing data interchange between servers and users, focusing on the development of all server-side logic, maintaining the central database, and ensuring optimal performance and responsiveness to front-end requests. Collaboration is key, as you will also integrate front-end elements created by your colleagues into the application. A fundamental understanding of front-end technologies is beneficial for this role.

Join Layerfi as a Backend EngineerAt Layerfi, we are revolutionizing the accounting landscape for small and medium-sized businesses (SMBs). With a decade of experience, we’ve established a powerful ecosystem of software tools that facilitate various business operations. However, the accounting sector has fallen behind, leaving SMBs to struggle with disjointed software and costly bookkeeping services.We are creating a cutting-edge accounting software that seamlessly integrates with the existing tools that SMBs rely on daily. Our platform empowers software companies to deliver modern accounting solutions and bookkeeping services to their clients, eliminating the need for outdated tools and expensive bookkeepers.Your RoleWe seek engineers who aspire to build not just products but also a strong team and company. This requires a blend of technical expertise across our tech stack along with unique skills such as:Forward-thinking coupled with a deep understanding of customer needs.A keen curiosity about technical and business challenges.Ability to navigate competing priorities while aligning with company objectives.A strong sense of ownership in product and team decisions.A passion for collaboration and enhancing the strengths of your colleagues.Our ideal candidates typically possess:A minimum of 2 years of experience in robust software development teams.Experience navigating the highs and lows of product development from inception to launch.A proven track record in team leadership and growth.We value proactive individuals who are eager to tackle challenges and seize opportunities, and we welcome those who reach out even if they don’t precisely meet the criteria.Our Technology StackWe do not focus on how familiar candidates are with our specific tech stack. One of the advantages of hiring exceptional engineers is our confidence in their ability to adapt and learn quickly, with support from the team. However, we do want all candidates to feel excited about the tools and environment they will engage with from day one.API language: KotlinEmbedded components: ...

Join Point as a founding Senior Backend Engineer and be part of a team creating a modern and aspirational banking experience. We are dedicated to enhancing everyday debit cards with exciting rewards and benefits, setting a new standard in banking.Discover more about Point's innovative team and dynamic culture here.

About UsScribe is a dynamic workplace where talented individuals come together to achieve remarkable professional milestones. With over 94% of the Fortune 500 relying on Scribe to enhance their operations, our Workflow AI platform effortlessly captures and optimizes workflows, enabling teams to work smarter, faster, and with greater consistency.Since our inception in 2019, we have experienced rapid growth, amassing more than 5 million users across 600,000 businesses. Headquartered in San Francisco, we have been recognized as a LinkedIn Top Startup, valued at over $1 billion, and supported by prominent investors. Join us as we transform the way work is accomplished.Our Work CultureWe are passionate builders striving to perfect our crafts. We deeply value our colleagues and are committed to achieving success together. We adhere to the following principles:Accelerate ImpactRaise the BarEmpower Our UsersClarity is KindRapid LearningOne Team, One DreamRole OverviewWe are on the lookout for a Senior Backend Engineer to become a vital member of our Core Engineering Team, which drives some of the key functionalities at Scribe, such as document viewing and editing, content embedding and exporting, and supporting essential integrations. Millions of users depend on these workflows daily.In this position, you will take the lead on influential projects — from enhancing critical document features to developing new greenfield systems — while collaborating across the technology stack to deliver exceptional product experiences. As a backend engineer, you will deepen our systems, engage in technical discussions, and elevate the standard of engineering excellence within the team.Your ResponsibilitiesDevelop and deploy backend features within our Django monolith, covering core document workflows (viewing, editing, embeds, exports) as well as innovative greenfield projects that broaden Scribe's capabilities.Enhance performance and reliability by fine-tuning database queries, endpoints, and caching layers for critical user workflows.Collaborate with product managers, designers, and frontend engineers to create intuitive and dependable experiences at scale.Contribute to the architecture and design of our systems to improve overall efficiency and maintainability.

Join us on-site in the vibrant Dogpatch neighborhood of San Francisco as a Senior Backend Engineer.About GigaGiga, a pioneering voice AI startup, has successfully secured a $61M Series A funding and boasts an impressive roster of clients including DoorDash. We are dedicated to revolutionizing the customer experience through real-time AI agents capable of understanding emotions and resolving issues instantly, while being scalable across the globe's largest enterprises.This is a pivotal moment for our company as we aim to expand our horizons. Our ambition is to position Giga as the premier AI platform for enterprise automation, driven by our cutting-edge voice superintelligence. To realize this vision, we are seeking exceptional engineers to join our team.Our engineers are empowered to make significant impacts, influencing the daily experiences of millions. This unique opportunity allows you to work alongside visionary founders, contribute to a commercially successful venture, and help shape a generational company. Here are some highlights about us:Voice AI startup Giga raises $61M Series ADoorDash and Giga PartnershipGiga is trusted by leading B2C companies around the world to manage their most complex support and operational workflows across various communication channels including voice, chat, and email. If this excites you, we encourage you to apply!The RoleWe are searching for innovative backend engineers to develop the infrastructure and systems that power our AI agents. You will engage with a variety of technologies from data pipelines and analytics to real-time agent systems, delivering features that have a direct impact on our customers' operations.This position grants you the freedom to own challenges from start to finish—identifying the optimal approach, constructing solutions, and refining them based on your findings.What You'll Work OnHere are a few key projects from our current roadmap:Analytics overhaul: Transitioning our analytics service to ClickHouse and optimizing it for the next phase of growth.Hallucination detection: Enhancing our detection systems with the aim of minimizing hallucination occurrences.Browser agent utilization: Scaling and stabilizing our systems to ensure robust performance.

About KreaAt Krea, we are at the forefront of developing innovative AI-driven creative tools designed to enhance artistic expression.Our commitment lies in making AI accessible and manageable for creative professionals. We aim to create tools that enhance human creativity rather than replace it.We view AI as a revolutionary medium that facilitates self-expression across diverse formats, including text, images, video, sound, and even 3D content. Our goal is to create smarter, more intuitive tools that effectively leverage this medium.Your RoleDesign, implement, deploy, and maintain robust private APIs for our core web and mobile applications.Create and optimize database models.Troubleshoot system issues, particularly those related to HTTP/3 and client-side connections.Enhance database and infrastructure performance through effective caching solutions and improved connection pooling.Analyze and identify bottlenecks in HTTP/WebSocket requests to facilitate real-time image and video generation.Advance observability, monitoring, and alerting capabilities for our services to ensure effective incident management.Scale our services through architectural advancements and infrastructure enhancements.Open-source significant innovations derived from our product development efforts.Refine software development processes to create web-native and AI-native creative tools.Elevate our product by incorporating enterprise-level features such as Audit Logs, SAML/SSO, and SCIM.Our Technology StackJavaScript/TypeScriptSvelte & SvelteKitNode.js, PostgreSQL, and RedisWebSocketsManaged Kubernetes clusters on AWSMonitoring via Axiom/HyperDX/Prometheus/OpenTelemetryCollaborative tools: GitHub, Slack, Notion

Think Different. Build the Future. Our MissionDevelop everyday AGI. Trustworthy, consumer-grade agents that redefine human–AI collaboration for millions. Software should proactively assist users, enhancing daily productivity and creativity.Why Join AGI, Inc.We are a pioneering team of elite founders and AI researchers with backgrounds from Stanford, OpenAI, and DeepMind. We are at the forefront of mobile and computer-use agents, focusing on bringing these groundbreaking capabilities to consumers on a large scale.With years of dedicated agent research, our AI is built around trustworthiness and reliability as foundational principles, rather than as afterthoughts.Backed by top-tier investors who have fueled the first generation of AI trailblazers, we are now on a mission to create the next: everyday AGI. (Watch the demo)If you envision possibilities where others see limitations, we invite you to read on.About the RoleAs one of the initial engineers, you will play a crucial role in shaping our core product and transforming how individuals incorporate AI companions into their daily workflows.Expect to:Innovate from scratch. Conceptualize on the whiteboard in the morning and have a demo ready by evening.Take ownership of the entire stack. Work across backend, frontend, model orchestration, and observability to minimize friction between ideas and final product delivery.Connect research with user satisfaction. Collaborate with scientists to translate breakthroughs into refined consumer experiences, pushing them to production within days, not months.Set the standard. Establish engineering, design, and reliability benchmarks that future team members will adhere to.Transform markets. Your features will not be confined to a sandbox; they will redefine how everyday individuals engage with and trust AI.You will lead projects from conceptualization to production deployment, iterating swiftly and placing genuine user feedback at the core of product decisions.Key ResponsibilitiesDevelop comprehensive experiences: Design, code, and implement end-to-end solutions that enhance user interaction with AI.

At Siftstack, we are revolutionizing the way advanced machines are constructed, tested, and managed. Our innovative platform provides engineers with real-time visibility into high-frequency telemetry, removing obstacles and facilitating quicker and more dependable development.Siftstack emerged from our extensive experience at SpaceX working on projects such as Dragon, Falcon, Starlink, and Starship, where the challenges of scaling telemetry, debugging flight systems, and ensuring mission reliability necessitated the creation of groundbreaking infrastructure. Founded by a team with backgrounds in SpaceX, Google, and Palantir, Siftstack is engineered for mission-critical systems where accuracy and scalability are essential.As a pivotal engineer focused on our data infrastructure, you will not only write code but also shape core architecture and contribute to scaling a real-time telemetry platform from the ground up. You will tackle intricate backend systems designed to capture, store, and serve millions of high-frequency data points per second, accelerating iteration cycles for some of the most advanced engineering teams globally.

About KernelKernel is an innovative developer platform that delivers Lightning-Fast Browsers-as-a-Service for browser automation and web agent deployment. Our API and MCP server empower developers to effortlessly launch cloud-based browsers without the hassle of infrastructure management.Our serverless browser solution takes care of the complexities: autoscaling, dependable browser infrastructure, observability, and intricate web interactions, allowing developers to concentrate on their agents' functionality rather than the underlying technology. Kernel brings AI to life, enabling developers to create agents that genuinely engage with the digital landscape.Our platform is trusted by teams at Cash App, Rye, and many others for various tasks including in-depth research, QA automation, and real-time web analysis. We recently secured $22M in funding from notable investors such as Accel, YCombinator, Vercel, Paul Graham, Solomon Hykes (Docker), David Cramer (Sentry), and Charlie Marsh (Astral).With just a single line of code, you can deploy any web agent to our cloud infrastructure. If you are passionate about developing essential infrastructure for the future of AI applications, we would love to connect with you.

Who We AreAt doss, we are pioneering the next generation of data management with our innovative AI-driven schema layer, designed specifically for physical-goods companies. Our platform acts as the 'Terraform for operators,' enabling businesses to adapt their systems of record swiftly in response to changes in their operations.Imagine leveraging AI foundation models for seamless schema migrations, achieving real-time observability across operational and financial data, and utilizing sophisticated git versioning for both schema and data modifications, all while composing workflows akin to infrastructure code.Your RoleDesign and develop the foundational EAV data model and schema-as-code platform that underpins every customer instance, ensuring a perfect balance between flexibility and transactional integrity.Construct a Git-style version control and migration engine capable of executing complex schema and data changes on live production environments for enterprise clients.Create AI-enhanced tooling that leverages foundation models to propose, validate, and implement new customer schemas and workflow definitions.Scale our white-labeled data warehouse (similar to BigQuery or Snowflake) to handle high-volume, low-latency analytics and automation tasks.Develop Terraform-like declarative APIs and SDKs to allow operations teams to manage business processes as code while ensuring security, tenancy, and performance.Provide end-to-end observability and searchable insights across supply chain, finance, and operational data, highlighting business logic in user-friendly language through AI-native search capabilities.Implement Enterprise guardrails within a composable system to preemptively identify anomalies or risky patterns.Foster a collaborative engineering culture, working closely with product and design teams to transform traditional back-office challenges into elegant, resilient systems that operators admire.Your SkillsProficiency in building large-scale ETL processes using databases such as Postgres, Elasticsearch, DuckDB, Memgraph (Graph DB), etc.Experience utilizing cloud services for the development and deployment of reliable web applications.Ability to work with abstractions to create scalable and complex graph-based architectures.About YouTeam-oriented: You bring enthusiasm, openness, and inquisitiveness to the team every day.Innovative thinker: You thrive on developing creative solutions to complex problems.Detail-oriented: You possess a keen eye for detail and a passion for delivering high-quality work.