Network Engineer at lambda | San Francisco

Join Our Team as a Network Software EngineerAt blaxel, we are seeking an exceptional Network Software Engineer to spearhead the architecture and development of the networking infrastructure for the world's first AI-native cloud.In this role, you will design and implement a comprehensive virtual networking stack for Blaxel’s Virtual Private Cloud (VPC), our cutting-edge Software-Defined Networking (SDN) fabric tailored for agentic AI workloads. Your contributions will encompass ultra-high-performance dataplane technologies, including VPP, DPDK, and eBPF, alongside distributed control-plane systems and traffic services developed in Rust and Go.You will be responsible for enhancing our globally distributed networking suite, which includes our load balancer and HTTP proxies built in Rust, traffic routing systems, and data plane components that currently handle over 1.5 million requests daily. Your objective is to develop a VPC that significantly outperforms conventional cloud solutions in terms of throughput, latency, visibility, and security.If you are a systems-oriented engineer with a passion for Rust, Go, networking concepts, and building cloud infrastructure from the ground up, this is the perfect opportunity for you.

About BlaxelBlaxel is a revolutionary platform designed for AI agents that require rapid code execution. We provide infinitely scalable, secure code sandboxes that are always ready to use, ensuring near-instant latency for your AI integrations. Our proprietary technology, featuring a 25ms cold-start serverless compute engine, allows us to process billions of requests, empowering leading AI startups such as Webflow and HumanBehavior.We tackle the infrastructure challenges faced by traditional cloud services, effectively enabling AI companies to run their code securely and efficiently, with ultra-low latency. Our commitment to innovation has been recognized with a $7.3M seed funding round led by First Round Capital.The RoleWe are seeking a Developer Experience Engineer to spearhead the developer experience for our cutting-edge AI infrastructure. You will shape the way developers and AI agents interact with our platform, striving to minimize the time and effort required for users to recognize the power of our technology.This position is not just about human users; you will pioneer the concept of Agentic Experience (AX), creating interfaces that allow AI agents to navigate our platform seamlessly. If you are passionate about building exceptional developer experiences and eager to redefine what a cloud computing product can be, this opportunity is for you.What You'll DoDesign, develop, and enhance the developer experience across all interfaces, including our CLI, SDKs, and MCP servers, ensuring our platform is enjoyable to use.Focus on API parameter naming and error message clarity, as well as the logical flow of our documentation and guides.Create innovative interfaces and protocols tailored for AI agent consumption, in addition to human developers.Establish and monitor key DX/AX metrics, continuously improving the time users take to reach their 'aha moment' and successfully implement our platform.Collaborate with our Developer Advocate to gather user feedback and translate it into actionable improvements for engineering and product development.

Join Our Team as a Site Reliability EngineerBlaxel is seeking a highly skilled Site Reliability Engineer to enhance the reliability, performance, and scalability of our cutting-edge AI infrastructure platform.In this role, you will develop and manage the essential systems that support scalable agentic AI. Your primary goal: maintain our ultra-low-latency, stateful, serverless compute engine, ensuring it remains robust as we handle billions of agent requests from the world's most advanced AI teams.This position is deeply technical and execution-oriented. You will take charge of our reliability framework, encompassing observability, performance optimization, incident management, infrastructure health, and the automation processes that ensure seamless operations. We are looking for innovators who can design new reliability systems, advance automation capabilities, and continuously adapt the platform to accommodate next-generation AI workloads. If you are a builder who excels in managing critical infrastructure at scale, we want to hear from you.Your ResponsibilitiesWorking closely with our founders, infrastructure team, and development team—leveraging AI for maximum efficiency—you will architect and manage the systems that keep Blaxel fast, resilient, and secure.Design, operate, and iteratively enhance the core infrastructure that drives our 25ms cold-start compute engine.Develop and refine our observability stack (metrics, traces, logs), ensuring proactive issue detection.Establish, monitor, and drive SLOs/SLIs across vital system components to ensure world-class reliability.Lead incident response with precision: conduct root cause analyses, post-mortems, and implement systemic solutions.Design and deploy self-healing, automated operational systems to minimize manual work and scale operations.Collaborate across compute, networking, storage, and sandboxed execution layers to optimize performance under intense workloads.Create automation tools—often utilizing AI agents—to enhance operations, debugging, capacity planning, and failure predictions.Test and stress our systems to their limits: engage in load testing, chaos engineering, and performance benchmarking.Champion security best practices at the infrastructure level, from sandboxed compute to network isolation.Collaborate with platform engineers to ensure reliability is an integral part of new features from inception.Who You AreExtensive technical expertise in site reliability engineering, with a passion for building scalable systems.

About the RoleWe are on the lookout for a Founding Technical Recruiter who will play a pivotal role in establishing our hiring infrastructure from square one. This position involves taking ownership of the entire recruitment lifecycle—from sourcing candidates to finalizing offers—for engineering, product, and go-to-market roles at a pioneering AI infrastructure startup.This is an exceptional chance to define the recruiting function and work closely with our founders in shaping our hiring processes, enhancing our employer brand, and crafting a remarkable candidate experience as we grow our engineering team from 4 to an unlimited number of engineers.Your ResponsibilitiesCreate and scale recruiting systems, including structured interview processes, standardized evaluation rubrics, and comprehensive hiring playbooks.Manage full-cycle recruiting for all technical roles, from niche talent to general engineering positions.Develop top-notch sourcing pipelines employing innovative strategies to attract elite talent in competitive markets.Collaborate closely with founders and the CEO to establish role specifications, interview frameworks, and recruitment strategies.Enhance our candidate experience from initial contact through to offer acceptance and onboarding.Elevate our employer brand through compelling storytelling, engaging content, and active community involvement.Implement data-driven recruitment practices, tracking metrics, analyzing recruitment funnels, and continuously refining our hiring processes.Engage in internal HR initiatives with the Head of Operations and expand your responsibilities as the company grows.Who You AreYou are a proactive builder who thrives in uncertain environments and takes swift action. Your experience in recruiting technical talent at fast-paced startups equips you with the knowledge of what it takes to attract top engineers. You are passionate about providing a stellar candidate experience and adept at conveying an inspiring vision. You possess strong analytical skills, creativity, and are determined to secure exceptional talent.

Join Crusoe as a Staff Software Engineer specializing in Networking. In this critical role, you will design and implement innovative software solutions that enhance our networking infrastructure. You will collaborate with cross-functional teams to optimize performance and reliability, ensuring that our services run efficiently and securely.

Join our innovative team at Crusoe as a Senior Software Engineer specializing in Networking. In this critical role, you will develop cutting-edge software solutions that enhance our networking capabilities and support our mission of delivering efficient computing resources.Your expertise will contribute to building scalable and reliable network architectures, enabling us to serve our clients better. Collaborate with cross-functional teams and leverage your knowledge in software engineering to push the boundaries of technology.

Join Our Mission:At Network Right, we are dedicated to revolutionizing the IT landscape by crafting tailored solutions that resonate with our clients' unique needs. Our mission is to humanize technology, bridging the gap between IT services and the everyday experiences of individuals within businesses. We strive to enhance employee productivity and satisfaction through innovative technological solutions.Your Role:As a Network Engineer, you will be the go-to expert for all networking-related services within our organization. Your responsibilities will include designing, implementing, and maintaining robust network environments for our clients. From configuring firewalls to optimizing multi-site deployments, you will ensure that our clients’ networks are secure, scalable, and efficient.You will also act as the primary escalation point for complex network challenges, collaborating closely on new deployments and system upgrades. This position combines hands-on technical execution with strategic oversight, allowing you to shape the network standards of our organization while fostering strong relationships with both clients and internal teams.Key Responsibilities:Serve as the subject matter expert in networking for Service Delivery and Professional Services.Design, configure, and support client network environments, overseeing new implementations and system enhancements.Monitor network performance and ensure standardization across all subscription clients.Lead root cause analysis for intricate network issues as the highest escalation point.Collaborate on project scoping, execution, and documentation for network-centric initiatives.Propose and implement enhancements to improve network reliability, scalability, and security.

About the RoleWe are seeking a visionary Head of Growth / Founding Growth Marketer who will take charge of our entire marketing strategy, from campaigns to analytics and experimentation. In this fast-paced environment, you will quickly test new ideas and establish the groundwork for sustainable and scalable growth in the emerging cloud computing sector.This hands-on individual contributor role is situated at the crossroads of traditional Performance Marketing and Go-to-Market Engineering, ideal for someone who flourishes in early-stage settings and enjoys integrating creativity, data, systematization, and strategy.Your ResponsibilitiesWorking closely with co-founders and leveraging AI technology, you will develop a demand generation engine across various channels with a strong emphasis on lead generation for our team, focusing on both demos and sign-ups.You will initiate and refine paid and organic marketing campaigns to achieve our lead generation targets.In collaboration with founders, you will experiment with engaging messaging and value propositions in your campaign materials that accurately represent our product and brand identity.You will oversee analytics and meticulously monitor and report on campaign performance, utilizing insights to enhance successful strategies while swiftly moving away from ineffective ones.Create lead lists of targeted AI startups, employing both manual research and AI automation.Design and implement multi-channel outreach campaigns to secure introductory calls for the founders, utilizing a combination of personalized manual efforts and AI-driven automation for scalability.Develop and execute various distribution strategies aimed at boosting sign-ups and qualified call growth, such as monitoring generative engine optimization (GEO) performance and implementing enhancements.QualificationsDemonstrated experience in delivering measurable growth in a cloud, platform, AI, ML, or infrastructure company targeting developers, preferably in early-stage environments.Comprehensive marketing skill set that encompasses strategy, copywriting/creative production, analytics, and outbound automation.You are an execution powerhouse: driven by action, experimentation, and rapid iteration. You thrive in a fast-paced, results-oriented team.You recognize that effective automation is inconsequential without compelling messaging. You possess the ability to create relatable copy, even when automated.

Astranis is revolutionizing satellite technology by building advanced satellites that operate in high orbits, enhancing humanity's exploration of the solar system. Our satellites currently deliver dedicated and secure networks to distinguished clients worldwide, including major enterprises, sovereign governments, and the US military. With five satellites already in orbit and additional launches on the horizon, Astranis is proudly managing a commercial contract backlog exceeding $1 billion.As the preferred partner for satellite communications, we cater to clients with demanding requirements for uptime, data security, network visibility, and tailored solutions. Backed by over $750 million from leading investors such as Andreessen Horowitz, Blackrock, and Fidelity, our team of 450 engineers and entrepreneurs operates from our expansive 153,000 sq. ft. headquarters located in Northern California.Full Stack EngineerJoin our Network Software team as a Full Stack Engineer, where you will play a pivotal role in designing and implementing the software that enables the creation, management, and optimization of Satellite and ground Networks. The tools you develop will empower our customers to monitor and control satellite performance while assisting our internal teams in planning and enhancing our network capabilities.This position will support both commercial and US Government initiatives.Role ResponsibilitiesLead the design, development, and deployment of software solutions for Satellite and network management.Oversee backend and UI development for internal tools supporting test infrastructure, mission control, and business operations.Create user-friendly web-based interfaces for telemetry dashboards, test orchestration, command execution, and workflow monitoring.Automate manual processes to boost operational efficiency across engineering, network, and satellite operations.Collaborate closely with mission operations teams to develop software that enhances the design, construction, and management of Satellites and Networks.Design robust, high-performance software capable of sending commands to space.Work with cross-functional teams to define software requirements, architectures, and systems design.QualificationsBachelor’s degree in Computer Science or a related technical discipline.4+ years of full stack development experience in a professional setting.Strong proficiency in React (JavaScript/TypeScript) and Python.Experience with cloud technologies and deployment processes.Familiarity with Agile methodologies and DevOps practices.Excellent problem-solving skills and attention to detail.

Join Peregrine Technologies as a Network Engineer and be part of a dynamic team dedicated to delivering cutting-edge networking solutions. In this role, you will be responsible for designing, implementing, and maintaining network infrastructures that ensure seamless connectivity and data security for our clients.

Join our dynamic team at USTech Solutions as a Network Test Engineer. In this role, you will be responsible for testing and validating network systems to ensure optimal performance and reliability. You will collaborate with cross-functional teams to identify issues and implement solutions, while conducting thorough analysis and documentation of test results. If you are passionate about network engineering and thrive in a fast-paced environment, we want to hear from you!

Peregrine Technologies, headquartered in San Francisco and supported by major Silicon Valley investors, develops software tools for public safety, government, and private-sector clients. The company’s AI-driven platform transforms fragmented data into actionable insights, helping organizations make decisions more efficiently. Peregrine’s technology currently serves hundreds of clients across more than 30 states and two countries, reaching over 125 million people. As the company grows into enterprise and international markets, the team continues to focus on expanding its positive impact. Role overview The Senior Software Engineer - Networking will join the Platform team in San Francisco. This role centers on designing and building software to automate tasks traditionally managed by network engineers. The work involves developing automation for network processes, with a strong emphasis on Python, and solving complex connectivity challenges such as routing, VPNs, and BGP. The Platform team is responsible for maintaining secure and reliable connections between Peregrine’s platform and client environments. As Peregrine grows, the team is shifting from manual operations to a software-driven, self-service approach. What you will do Design and implement control plane and automation systems for large-scale network connectivity Automate network engineering tasks using Python Diagnose and resolve connectivity issues, including those related to routing, VPNs, and BGP Support the transition from manual to automated, software-centric workflows Troubleshoot and support production systems as needed

Join Peregrine Technologies as a Senior Network Engineer, where you will play a critical role in designing, implementing, and optimizing our network infrastructure. Collaborate with a dynamic team to ensure our systems are robust, scalable, and secure. We are looking for someone with a passion for technology and a commitment to excellence.

Join Condor Software as a Full-Stack Platform EngineerAt Condor, we are revolutionizing the financial infrastructure that supports clinical development. With billions invested annually in discovering and developing new therapies, we strive to connect clinical operations and finance into a cohesive system. By integrating real-time financial intelligence, we empower R&D and finance leaders with the tools they need to make informed, high-stakes decisions.We are an AI-driven, pharma-native infrastructure provider, scaling industry standards in collaboration with top-tier partners. Our platform facilitates prediction, control, and execution in the most complex R&D environments worldwide.The Importance of Your RoleHaving established ourselves as a trusted partner for enterprise teams, we are now focused on the challenging task of scaling our platform to meet increasing demands. As a rapidly growing company, backed by prominent investors like Felicis and 645 Ventures, this is a unique opportunity to contribute to the foundational infrastructure that will redefine how therapies reach patients.Your ResponsibilitiesAs a Full-Stack Platform Engineer, you will be pivotal in building and scaling the core platform that supports the financial intelligence infrastructure relied upon by leading biopharma companies. This role encompasses critical engineering tasks at the intersection of backend systems, cloud infrastructure, and intelligent automation, with a strong emphasis on reliability and scalability.Your primary focus will be on backend architecture, where you'll design and implement services that drive complex financial and operational workflows. You'll be instrumental in shaping data flow, workflow orchestration, and enabling emerging AI-driven capabilities. This role goes beyond simple integration; you'll be crafting robust primitives that support other teams as our product and customer base expand.Working as a core member of a cross-functional product team, you will closely collaborate with product managers, designers, quality engineers, and data specialists to transition features from concept to production. While backend expertise is crucial, you will also engage across the stack to ensure the platform's capabilities are effectively leveraged.

Join the Team at Network RightNetwork Right serves as the fractional IT team for ambitious, venture-backed startups. Our mission is to partner with innovative companies, providing dedicated IT support that enhances productivity while steering long-term IT strategies for scalability.What distinguishes us is not merely our services, but the approach we take.We act as an integral part of our clients’ teams, establishing genuine relationships with employees, and becoming trusted allies to founders and operators. Our blend of responsive, personalized support with strategic vision delivers enterprise-level IT leadership without the burden of a comprehensive in-house department.Over the years, we have empowered hundreds of startups through pivotal growth phases, from initial seed funding to successful acquisitions. Renowned companies like Clearbit, Bubble, Eventbrite, and Hightouch have relied on Network Right to develop a secure, scalable IT framework that adapts alongside their evolving business needs.Role OverviewWe are looking for a dynamic Founding Marketing Lead to drive the vision and execution of our marketing strategy as one of our initial marketing hires. This is a unique opportunity to build and expand the marketing engine at Network Right from the ground up, collaborating closely with our founders and cross-functional teams.Key Responsibilities:Demand Generation Strategy: Lead and scale initiatives across referral, outbound, SEO, and experimental channels while ensuring full-funnel effectiveness from brand awareness to pipeline generation in tight alignment with the sales team.Messaging and Positioning: Craft and enhance core narratives, ideal customer profiles (ICPs), and use cases at different buyer stages. Oversee messaging across various platforms including the website, proposals, case studies, sales materials, and content marketing efforts.Growth Marketing Infrastructure: Design, manage, and refine our growth stack (including tools like HubSpot, Clay, and Apollo). Develop clear reporting and data standards to track pipeline performance, customer acquisition cost (CAC), channel ROI, and conversion metrics.Content Development: Spearhead the creation of content including website copy, case studies, blog posts, LinkedIn updates, presentations, one-pagers, and event materials to ensure alignment with our positioning and demand generation objectives.

SquareTrade delivers protection plans and insurance products to a large customer base. The Engineering team develops and maintains the systems behind these services, ensuring reliability and efficiency. Role overview The Software Engineer position in San Francisco centers on building and enhancing technology that supports SquareTrade’s commitment to customer service. This role involves tackling projects that promote technical growth and hands-on problem-solving. What you will do Contribute to the design, development, and maintenance of systems supporting SquareTrade’s services Work with other engineers to solve technical challenges and improve existing solutions Participate in projects that encourage learning and skill development Location This position is based in San Francisco.

About UsFlowGen Labs is a dynamic startup located in the San Francisco Bay Area, fully funded by top-tier investors. We specialize in creating innovative developer tools and AI-driven platforms tailored for complex enterprise software solutions, including code generation, workflow automation, and enterprise-grade deployments. Join our exceptional founding team and take on a pivotal technical leadership role that offers significant equity and the potential for substantial growth, all at the forefront of ERP and AI technology.Role SummaryAs the Software Engineering Lead, you will be responsible for defining architecture, setting standards, and delivering comprehensive solutions from inception to deployment. This hybrid role combines core platform design in cloud environments (AWS/Azure) with hands-on, client-facing delivery. You will spearhead projects involving Node.js services, AI and agent workflows, and integrations with enterprise systems, ensuring high quality and reliability in all outputs.Expertise in Cloud and Systems Design, focusing on secure, scalable systems that incorporate networking, autoscaling, and multi-tenant architectures. Proficiency in Infrastructure as Code utilizing Terraform or CDK, coupled with strong observability practices using metrics, tracing, logs, and SLOs.Application Engineering skills, with robust knowledge in Node.js and TypeScript for APIs and services. Experience with PostgreSQL and familiarity with vector databases such as pgvector, Pinecone, or Milvus for retrieval and semantic search.Experience in orchestrating agentic workflows and retrieval-augmented generation. Knowledge of LangGraph is advantageous.DevOps and Delivery expertise, embracing solid engineering practices such as CI/CD using GitHub Actions or GitLab CI, automated testing, code reviews, and trunk-based development. Proficient with Docker and modern release management techniques.Hands-on experience with AI tools, bringing innovative ideas for applying AI in development, testing, data handling, and support.A strong ownership mentality, excellent communication skills, and the ability to make informed decisions with 80% of the necessary information.The ability to move quickly without compromising quality, a willingness to learn new technology stacks, and a proactive problem-solving attitude.Why Join UsMake a direct impact on product and company direction with minimal bureaucracy.Join a team that holds a high standard for craftsmanship, speed, and pragmatic delivery.LogisticsTotal compensation ranges from $240,000 to $400,000.Base salary is between $160,000 and $250,000, complemented by significant founding equity.This position requires in-person attendance in the San Francisco Bay Area.Visa support and sponsorship are available.

Who We AreAt Lightning AI, we are the driving force behind PyTorch Lightning. Established in 2019, our mission is to create a comprehensive platform that streamlines the development, training, and deployment of AI systems, transforming innovative ideas into production-ready applications with minimal friction.Following our merger with Voltage Park, a leader in neocloud and AI manufacturing, we empower teams with cutting-edge software and cost-effective, scalable computing resources. Our platform is equipped with built-in security, observability, and control, enabling researchers and organizations to experiment, train, and deploy with confidence.We cater to a diverse clientele, including independent researchers, startups, and large enterprises, operating globally from our offices in New York City, San Francisco, Seattle, and London. Our growth is backed by prominent investors such as Coatue, Index Ventures, Bain Capital Ventures, and Firstminute.Our ValuesMove Fast: We act swiftly and decisively, breaking down substantial challenges into manageable tasks.Focus: We prioritize one goal at a time, collaborating to deliver precise features.Balance: We believe that sustained performance stems from proper rest and recovery, ensuring a healthy work-life balance.Craftsmanship: Innovation through excellence is our mantra. Every detail is vital, and we take pride in mastering our craft.Minimal: Simplicity fuels our innovation. We strive to reduce complexity and concentrate on what genuinely matters.

Join our dynamic team at reteam as a Software Engineer in the vibrant city of San Francisco! We are seeking innovative and driven individuals to contribute to our technology initiatives.In this role, you will have the opportunity to work on exciting projects that push the boundaries of software development.