Fullstack Engineer at Onyx | San Francisco

Position OverviewJoin Onyx, a leading open-source project with a vibrant community of over 300,000 users, contributing to a platform that has garnered more than 13,000 stars on GitHub. As a Fullstack Engineer, you will have the chance to make a significant impact in a project that has the potential to reach millions globally.💥 Your ContributionAs one of the…

About the RoleJoin Onyx, where we are revolutionizing the intersection of generative AI and the modern workplace. Our mission is to unlock company-specific knowledge and make AI truly beneficial in professional settings. With an impressive roster of customers utilizing Onyx daily and a surge of interest from renowned brands, we're poised for significant growth.As our inaugural Account Executive, you'll play a pivotal role in shaping our go-to-market (GTM) strategy. Your contributions will extend beyond sales; you'll refine our sales playbook and influence our expansion strategies. This position presents a genuine pathway to advancing into sales leadership as we scale.Your ImpactYou will spearhead our GTM initiatives, engaging across the entire sales funnel while collaborating closely with our founders and technical teams. This role is designed for a proactive individual who thrives in dynamic environments and seeks to establish effective sales practices within a startup.Key ResponsibilitiesOwn the Full Sales Cycle: Conduct discovery calls, deliver product demonstrations, engage in pricing discussions, manage proof-of-concepts (POCs), and finalize deals.Generate Pipeline: Work with inbound leads while creatively building pipeline through outbound prospecting efforts.Navigate Complex Deals: Collaborate with prospects to manage security reviews, legal adjustments, and procurement processes.Collaborate Cross-Functionally: Work alongside engineering and product teams to ensure a seamless POC experience and customer transition.Refine Our Sales Playbook: Track sales pipeline, update CRM systems, generate forecasts, and document our most effective sales strategies.

About the RoleJoin Onyx, an esteemed open-source project that has captivated hundreds of thousands of users. With over 10,000 stars and a vibrant community of over 3,000 members on platforms like Slack and Discord, your contributions could impact millions in the future. Your ImpactAs a Machine Learning Engineer at Onyx, you will play a pivotal role in enhancing our knowledge layer on top of Large Language Models (LLMs). You will tackle complex challenges such as multi-hop question answering, needle-in-haystack retrieval, and advanced Retrieval-Augmented Generation (RAG) techniques. Key ResponsibilitiesDesign and implement knowledge graphs based on LLMs, exploring advanced RAG methods and cutting-edge information retrieval algorithms.Enhance user experience through innovative features like feedback learning, personalized search, and Subject Matter Expert (SME) suggestions.Develop a semantic understanding of organizational priorities to improve Onyx's answering capabilities.Manage projects from initial conception through validation to production deployment.Collaborate closely with our Founders and Head of AI to shape product direction and contribute to our AI/ML strategy. Success Criteria3+ years of experience in AI/ML engineering, focusing on real-world applications.In-depth expertise with PyTorch/TensorFlow, natural language processing (NLP) models, and standard machine learning algorithms.Stay current with advancements in open-source and proprietary LLMs, RAG, and agent frameworks.Strong software engineering skills, capable of building backend features using web frameworks, ORMs, and relational databases.Excellent communication skills, with the ability to collaborate effectively across teams.⭐ Bonus SkillsFamiliarity with full-stack technologies, including TypeScript, React, Next.js, Python, and PostgreSQL.Passion for writing technical blogs to position Onyx as a leader in the field.

Your ImpactJoin Onyx, a leading open-source initiative with a thriving community of hundreds of thousands of users. Our project boasts over 13,000 stars and a vibrant community of more than 3,000 members on platforms like Slack and Discord. As a Technical Lead in Frontend Development, your contributions will shape the future of our product, potentially impacting millions of users worldwide. About the RoleAs an early team member, you will be instrumental in defining our core product. Help us transform into the premier “GenAI for work” application on the global stage!Your responsibilities will include:Leading frontend development for our default open-source chat interface, enterprise search platform, and agent builder, focusing on:Creating a stunning core search and chat experience with seamless animations and top-notch performance, akin to building the UI/UX layer for both Perplexity and ChatGPT.Implementing a diverse feature set, including workspace search, internet search, code interpretation, artifact management, deep research, and much more.Collaborating closely with our design team and founders to ensure alignment and vision.Establishing frontend priorities and best practices to foster a high-quality development environment.Building a robust culture of design and frontend engineering excellence.Encouraging community engagement by guiding contributors in enhancing the frontend.This position is on-site in San Francisco, CA. You’ll Be Successful If You Have…A minimum of 4 years of experience in frontend engineering, specifically in developing complex, user-facing applications.A high standard for your work and the ability to inspire others to achieve exceptional results.Deep expertise in JavaScript, TypeScript, React, NextJS, and other cutting-edge frontend technologies.Strong communication skills, enabling effective collaboration with cross-functional teams.A keen product and design intuition that guides your development choices.⭐ Bonus Points If You Have:Experience with Python and Postgres.A degree in Computer Science or a related technical field.Background as a founder or early-stage engineer in a seed or Series A startup.

Join us as a Founding Designer at Onyx in vibrant San Francisco, CA, where you will play a pivotal role in shaping our digital landscape. Your primary responsibility will involve designing innovative websites and digital user interfaces that embody our company's design vision, delivering exceptional user-centered experiences across various products and platforms.You will engage in the entire design process—from ideation through testing to implementation—ensuring that interfaces are optimized based on user feedback and business objectives. Your mission is to enhance usability and drive user engagement.You will also be responsible for developing scalable design systems that maintain consistency, efficiency, compatibility, and accessibility throughout our digital assets. By crafting and maintaining cohesive brand identity elements and graphics, you will ensure alignment with our business goals and enhance user engagement.Collaboration is key—work closely with product, engineering, marketing, and other teams to ensure high-quality and cohesive design execution across our customer-facing digital platforms.

At Usul, we're on a mission to revolutionize government procurement, creating the 'Amazon for Government' where businesses can seamlessly sell to government agencies with just a few clicks. Our platform spans diverse sectors including national security, space exploration, energy infrastructure, and healthcare.Our innovative AI platform empowers companies to discover, pursue, and secure government opportunities, while simplifying the purchasing process for government entities.In just one year, we achieved over $5M in annual recurring revenue (ARR) by partnering with Fortune 500 government contractors, the U.S. government, and NATO. We're now poised for expansive growth, aiming to capture the entire U.S. market and extend our reach to over 60 allied nations.We're assembling a dynamic, elite team characterized by high standards and a collaborative spirit. Our focus is on continuous improvement and fostering an enjoyable work environment. Our youthful team stands out at defense conferences, bringing a vibrant Silicon Valley energy to a historically traditional sector.We seek a Founding Account Executive eager to shape our sales strategy and drive adoption of cutting-edge technology by allied nations worldwide. In this pivotal role, you'll collaborate closely with our CEO and founding team, engaging in conference outreach, prospecting, stakeholder navigation, procurement management, closing deals, and account expansion. If you're looking for a polished playbook and established territory, this isn't the role for you. However, if you're ready to build an impactful sales motion, accelerate growth, and secure substantial contracts that enhance global security, we want to hear from you.Key Responsibilities:Lead the entire sales process, from attending conferences to prospecting, closing, and expanding high-value contracts.Cultivate relationships with government contractors in key military hubs such as Washington D.C., San Diego, Huntsville, and Tampa, particularly those new to AI software.Collaborate with our CEO to refine our sales playbook and organizational culture.Navigate complex enterprise procurement processes with engineering-focused decision-makers and procurement teams.Establish and manage our sales systems, CRM, and growth infrastructure from the ground up, owning our entire sales tech ecosystem.Engage in high-stakes conversations with CEOs and business development leads at companies developing critical defense technologies.

Role overview tierzero is looking for a Founding Account Executive to join its San Francisco headquarters. As one of the first hires, this role will have a direct hand in building client relationships and supporting the company’s growth. The position offers a chance to influence both customer experience and the direction of the business from the ground up. What you will do Develop and maintain relationships with new and existing clients Increase revenue through thoughtful outreach and ongoing account management Work closely with the team to deliver strong results for customers Contribute to shaping the company’s approach and culture as an early team member The team This founding role is based at tierzero’s San Francisco HQ. The team values initiative, collaboration, and a hands-on mindset as they build something new together.

About LightfieldLightfield is a revolutionary AI-native CRM that seamlessly integrates with your email, calendar, and meetings. It meticulously captures every interaction, transforming it into well-organized context, including accounts, tasks, follow-ups, and insights, ensuring that no detail is overlooked.We are redefining the CRM landscape from the ground up. Rather than compelling teams to adhere to inflexible systems, Lightfield intelligently adapts to how companies operate, automating processes and surfacing insights that foster growth. We are crafting the CRM platform we've always envisioned: fast, intelligent, and genuinely beneficial.Supported by esteemed investors such as Greylock, Lightspeed, and Coatue, our team previously developed Tome, a generative AI presentation tool utilized by over 25 million people. Before Tome, many of us contributed to the success of Llama, Instagram, Facebook Messenger, Pinterest, Google, and Salesforce.About the RoleWe have successfully launched a product that founders adore, with nearly 2,000 companies registering since our debut in November. We are now poised to establish our first direct sales strategy. With strong product-led growth in self-service, we need an individual who can transform that momentum into significant $20K+ contracts with Series A/B startups.This position is foundational. You will not inherit an established playbook or team, but you will be presented with genuine demand. We have a growing number of multi-seat accounts, engaged teams, and high-intent signals ready to be harnessed. The pipeline is established; we require someone capable of converting it. You will leverage our product-led growth data to identify high-potential accounts, complementing it with targeted outreach to VC-backed startups, managing the complete sales cycle from initial meetings through to closing.You will report directly to the Head of GTM. Initially, you will oversee the entire sales process—crafting discussion points, developing pilot frameworks, and finalizing deals. As we scale into larger markets, you will play a key role in shaping the future of our sales organization.What You'll DoManage the complete sales cycle. Conduct discovery, demonstrations, pilot programs, and close deals ranging from $20K to $50K with 30-day cycles. Your clients will include VP Sales, RevOps leaders, and technical founder-CEOs at startups with 20–250 employees.Enhance our existing pipeline and build upon it. We have numerous active accounts with team adoption, multi-seat usage, and indications of CRM migration. You will enrich and prioritize this existing base while layering targeted outreach to Series A/B portfolios to achieve 3–4x pipeline coverage.Develop the sales playbook. Create pilot templates, mutual action plans, and collateral that will serve as the foundation for the team that follows.

About the RoleJoin us as our first sales hire—the Founding Account Executive who will spearhead the entire sales cycle and play a pivotal role in shaping our go-to-market strategy. You will be tasked with sourcing, closing, and nurturing enterprise accounts while collaborating closely with our founding team. This position is perfect for an entrepreneurial spirit who is resourceful and eager to develop the sales playbook from scratch.ResponsibilitiesLead the complete sales process including prospecting, discovery, product demonstrations, negotiations, and closing deals.Collaborate with the founders to refine our positioning, messaging, and sales materials.Establish and oversee a systematic outbound sales approach, experimenting with various channels, outreach strategies, and pitching techniques.Maintain pipeline accuracy in our CRM and provide reliable sales forecasts.Collect and synthesize customer feedback to guide product development and go-to-market strategies.Forge relationships with executives and technical decision-makers at enterprise software firms.Assist in laying the groundwork for future sales hires, including developing processes, tools, and playbooks.Qualifications3–6+ years of experience in B2B SaaS sales, preferably in enterprise or developer tools.Proven success in closing deals ranging from $50k to over $500k in Annual Contract Value (ACV).Strong capability to engage in technical discussions with engineering and product teams.An entrepreneurial mindset: thrives in uncertainty, proactive, and comfortable with experimentation.Exceptional communication and presentation abilities.Preferred: prior experience as an early Account Executive in a high-growth startup.Why Join UsPlay a critical role in shaping the sales organization, strategy, and culture from the ground up.Work directly with the founding team and influence product direction.Attractive salary, substantial equity, and comprehensive benefits package.Opportunity to build a lasting legacy at the inception of our company.

Role overview tierzero seeks a Founding Account Executive to join the team in San Francisco. This position plays a key part in shaping the company’s sales approach and supporting its early growth. As a founding team member, the role offers direct involvement in building the company’s foundation. What you will do Identify and close new business opportunities to expand the client base Develop and nurture strong relationships with clients Work closely with the founding team to influence tierzero’s growth trajectory About tierzero tierzero is a startup with a focus on technology and innovation. Early team members play an important role in establishing the company’s direction and long-term success.

Join the Wispr Flow RevolutionAt Wispr Flow, we are transforming the way individuals interact with technology, making it as natural and effortless as conversing with a friend.Our innovative voice dictation platform is not only the first choice for users but also the most reliable, understanding commands perfectly on the first attempt. Context-aware and personalized, it functions seamlessly across devices, whether on desktop or mobile.With an eye toward the future, we aim to expand our capabilities beyond dictation to create an agentic framework that truly understands users and enhances their experiences.Our passionate team comprises AI researchers, designers, and engineers dedicated to redefining human-computer interaction. We value open communication, a user-centric approach, and an eye for detail, thriving on spirited debates and impactful solutions.Having achieved a remarkable 150% revenue growth every quarter for the past year and secured $81M in funding from top-tier VC firms, we are poised for an exciting journey ahead.We are seeking a Founding Account Executive to play a pivotal role in establishing our revenue stream, fostering relationships with technical buyers, and educating enterprises on the transformative potential of voice interfaces.

Join Pensive as a Founding Account ExecutiveAt Pensive, we are on a mission to transform higher education through our innovative AI grading and tutoring platform. As a founding member of our sales team, you will play a pivotal role in introducing this cutting-edge technology to educational institutions worldwide.The higher education landscape is evolving, and with the integration of AI, we are at the forefront of this transformation. We are seeking an ambitious and driven Founding Account Executive to help shape our sales strategy and define how we serve our customers from the ground up.This is an exceptional opportunity to take ownership of your role and collaborate closely with our founders, product teams, and clients. Your contributions will directly influence our sales approach, target markets, and overall success.

Join Netic, the pioneering AI revenue engine for essential services that are the backbone of the American economy. With our innovative solutions, we empower service providers to optimize their operations and enhance their revenue streams.Backed by $43M in funding from industry leaders such as Founders Fund, Greylock, Hanabi, and Dylan Field, who spearheaded our Series B round, we have enabled our clients to secure hundreds of thousands of jobs across various service sectors in North America. Our platform allows companies to operate using an AI-first approach.You will collaborate with a team of relentless innovators hailing from esteemed organizations like Scale, Databricks, HRT, Meta, MIT, Stanford, and Harvard. Together, we will tackle complex challenges in the physical economy, leveraging intricate data to deliver immediate and tangible results.

tierzero is hiring a Founding Account Executive based at our San Francisco headquarters. This early team member will help shape our sales approach and influence the company’s growth from the ground up. Role overview This position centers on building and maintaining strong client relationships. The Founding Account Executive will guide customers through tierzero’s solutions, ensuring their needs are met at every step. Expect to play a hands-on part in both strategy and execution as the team grows. What you will do Identify and pursue new business opportunities that align with our goals Develop solutions tailored to each client’s requirements Lead sales conversations from initial contact through closing Contribute to the sales strategy as a core member of the founding team Requirements Proven sales experience, ideally in a startup or early-stage environment Strong relationship-building and communication skills Ability to understand client needs and present effective solutions

About VitalizeAt Vitalize, we are revolutionizing hospital operations by developing a comprehensive operating system that optimizes staffing and scheduling.With labor costs making up 60% of the P&L in American healthcare, we recognize that many hospitals still rely on outdated processes—like paper and spreadsheets—to manage labor. Vitalize transforms these cumbersome methods into autonomous systems, saving hospitals thousands of hours and significantly reducing their labor expenses by eight figures. Position OverviewWe are on the brink of achieving eight figures in ARR and are positioned to become the fastest-growing company in enterprise healthcare. We are seeking a Founding Account Executive who will play a pivotal role in shaping our go-to-market strategy and scaling Vitalize from $10 million to $100 million in ARR. In this position, you will sell our innovative software solutions to health systems and collaborate closely with our CEO to establish Vitalize Care’s go-to-market organization. Required SkillsA minimum of 2 years of experience in enterprise sales.Demonstrated success in closing high six-figure and seven-figure enterprise contracts.Innovative mindset with the ability to create lead generation strategies and scale our sales pipeline.Preferred Qualifications: Experience collaborating with health systems and working in seed or Series A stage startups. Work EnvironmentOn-site in San Francisco, CA Willingness to travel for conferences and client meetings up to 50% of the time. Employee BenefitsComprehensive medical, dental, and vision insurance401(k) plan with matching contributionsUnlimited paid time off (PTO)Biannual company retreatsMonthly gym membership reimbursement (up to $100)Reimbursement for BayWheels membership or new bike purchases, along with Uber ridesIn-office meal provisions

MCP is the bridge between AI and enterprise tools and data — a standard established by Anthropic and embraced by leaders like OpenAI, Google, and Microsoft. Our involvement in shaping this standard speaks volumes about our expertise.Our dedicated team has developed AI Actions for OpenAI, delivered Zapier Agents to millions, and rolled out the first remote MCP server in partnership with Anthropic. We are now focused on equipping enterprises with the necessary tools to safely implement MCP.Runlayer serves as the control plane for enterprise MCP — providing security, observability, and management solutions that enable organizations to integrate AI into their systems without compromising safety. We have successfully secured $11 million in funding from Khosla Ventures and Felicis, with the creator of MCP as a key stakeholder.As a close-knit team of 15, primarily composed of engineers, we operate with agility and are rapidly acquiring new customers. If you’re eager to be at the forefront of AI innovation, this is your chance.We are seeking passionate sales professionals to spearhead new business initiatives at Runlayer. Your objective is clear yet ambitious: to connect with the right individuals at the opportune moment. You will generate meetings, cultivate relationships, and finalize early deals that will influence how enterprises embrace AI.

TierZero builds AI-powered tools that help engineering teams manage code in production. The platform supports faster incident response, clearer visibility, and easier knowledge sharing. Companies such as Discord, Drata, and Framer use TierZero daily. Backed by $7 million from investors like Accel and SV Angel, the team works from a headquarters in San Francisco. Role overview This founding Account Executive role is central to shaping how TierZero approaches sales. Instead of following a set playbook, the position involves building the sales strategy from the start. Working closely with the founding team, this person will influence sales processes, improve discovery, and set standards that will guide the company as it grows. The impact of this work will be foundational to TierZero’s future sales culture. What you will do Manage the entire sales cycle for mid-market and enterprise customers, from identifying prospects to closing deals. Handle complex sales involving multiple stakeholders, explaining TierZero’s technical value to engineering leaders in terms they care about. Collaborate with the founding team to build a sales framework, including qualification criteria, objection handling, and deal progression strategies. Work directly with the CEO to refine the Ideal Customer Profile, pricing, and competitive positioning. Share product feedback based on insights from sales conversations and customer needs. Develop expertise in observability, incident management, Kubernetes, and CI/CD tools to connect with technical buyers. Understand the competitive landscape and address questions about in-house solutions. Location This position is based at TierZero’s San Francisco headquarters.

About Lavendo Lavendo is a Y Combinator-backed AI startup in San Francisco, focused on improving the reliability of AI voice agents. The platform simulates thousands of realistic conversations, helping engineering teams spot edge cases before production. Lavendo operates in a growing segment of AI infrastructure and has achieved approximately 7x revenue growth in the last seven months, with a clear path from $1M to $10M ARR. Role Overview: Founding Account Executive This is Lavendo’s first sales hire. The role comes with a strong inbound pipeline, so there is no cold outreach required. The Account Executive will take over a validated, founder-led sales process and help build the go-to-market engine for future growth. This person will report directly to the CEO, work closely with the engineering team in-office, and take full ownership of the sales playbook, outbound systems, and the entire sales cycle from first contact to close. Founding equity, transparent OTE accelerators, and a defined path to GTM leadership are part of the package. What You Will Do Own the full sales cycle: prospecting, discovery, product demos, negotiation, and closing deals. Convert high-intent signups and inbound leads into customers using email, LinkedIn, phone, and in-person outreach. Create and document the Sales Playbook to support repeatable, scalable sales processes. Design automated outbound workflows using tools such as Clay, Apollo, LinkedIn Sales Navigator, and AI technologies. Lead technical discovery calls with CTOs, Heads of Engineering, and AI leads, discussing APIs, voice infrastructure, and deployment strategies. Work daily with the engineering team to refine product positioning and deepen technical knowledge. What We’re Looking For 3-6 years of closing experience selling developer tools, AI infrastructure, or conversational AI products to technical buyers. Ability to independently manage the entire sales process, from prospecting to closing, without a support team. Previous experience at early-stage startups, with hands-on involvement in building a GTM strategy. Comfort with modern outbound tools (Clay, Apollo, LinkedIn Sales Navigator, or similar) and daily use of AI tools to streamline workflow.

Why Choose Dealops?In the era of AI, the landscape of pricing, selling, and scaling businesses is evolving rapidly. The emergence of outcome-based, usage-based, and hybrid pricing strategies has opened up a market worth over $25 billion, necessitating innovative solutions in pricing, deal execution, and sales compensation. At Dealops, we are at the forefront of this transformation. Founded by former Stripe executives and supported by esteemed investors such as Pear VC and General Catalyst, our company has secured $7 million in funding. We provide an AI-driven platform designed to facilitate adaptable pricing, optimize workflows, and enhance sales performance.Your OpportunityAs a Founding Account Executive, you will be our inaugural go-to-market (GTM) hire, driving how leading AI companies price, sell, and close deals. You will take ownership of the entire sales cycle—from prospecting to closing—and collaborate directly with our CEO to refine our GTM strategy, enhance our positioning, and secure partnerships with the most forward-thinking AI clients. This role is not about following a prescribed playbook; it's an opportunity to create the framework for exceptional sales execution, develop our outbound strategy, and establish the approach for how Dealops collaborates, sells, and scales with high-growth AI businesses.This role is in-person at our San Francisco office.If you thrive in dynamic, early-stage environments and are eager to craft the foundational strategies that will guide others as we expand our team, this is your chance to influence our revenue engine from the very start.

About TierZeroAt TierZero, we are redefining how engineering teams deploy and manage code in the fast-paced world of AI. While AI accelerates development, the pace of code production often lags behind. Our innovative platform bridges this gap, enabling rapid incident response, comprehensive operational visibility, and enhanced collaboration among engineers.Having secured $7 million in funding from leading investors like Accel and SV Angel, TierZero is trusted by top companies such as Discord, Drata, and Framer to support their infrastructure needs in the AI era.The RoleAs a pivotal member of our founding team, you will not simply follow an existing playbook; you will help create it. Collaborating closely with the founding team, you will refine our sales strategies, enhance discovery processes, and take ownership of the entire sales cycle. Your success in closing deals will significantly influence TierZero's sales approach for years to come.What You’ll DoLead the complete sales cycle for mid-market and enterprise dealsIdentify potential clients and manage the sales process from prospecting to closing. Strategize to accelerate TierZero's sales initiatives.Navigate complex deals involving multiple stakeholders, translating TierZero’s technical offerings into actionable business outcomes for engineering leaders.Develop the sales strategy alongside the founding teamCreate and document repeatable qualification frameworks, objection-handling techniques, and criteria for deal progression.Collaborate with the CEO to refine Ideal Customer Profile (ICP) targeting, pricing discussions, and competitive positioning.Offer structured product feedback based on field experience: what drives successful deals, what hinders them, and what potential clients wish we had developed.Become a domain authorityAcquire a deep understanding of observability, incident management, Kubernetes, and CI/CD to effectively engage with technical buyers.Gain insights into our competitive landscape and address common objections such as the inclination to 'build it ourselves.'