Senior Full Stack Engineer at gumloop | San Francisco

About SemgrepSemgrep, a pioneering force in code security, empowers developers to innovate seamlessly. Our platform enables teams to identify, address, and resolve critical security issues before deployment, utilizing an intelligent security system that evolves alongside your code. With Semgrep, developers can code confidently, benefiting from proactive guardrails that maintain workflow without disruption, while security teams gain enhanced visibility and control. Leveraging AI, Semgrep minimizes false positives and prioritizes actionable vulnerabilities, achieving validation from 95% of security reviewers across over 6 million findings. Our solution dramatically reduces the backlog of false positives, allowing AppSec teams to focus on what truly matters.Founded in San Francisco and supported by prominent investors such as Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep is recognized by Gartner for Application Security Testing and is trusted by industry leaders like Snowflake, Dropbox, and Figma. Discover more at semgrep.dev.About the RoleAs a Senior Full Stack Software Engineer, you will engage in the complete development lifecycle, crafting and sustaining a swift, reliable user experience tailored for our clients. You will collaborate intimately with designers and product managers to create user flows that empower both AppSec professionals and developers in achieving their security objectives. You will take ownership of feature implementation across both the frontend and backend, ensuring scalability as we experience rapid growth this year.Our technology stack includes Typescript and React for the frontend, with Python, Flask, and SQLAlchemy on the backend, all deployed via Kubernetes and hosted on AWS. While professional experience with these technologies is preferred, we are open to candidates who are eager to learn and adapt quickly!This is a hybrid role, with an expectation to work in our San Francisco, New York, Boston, or Denver offices at least 3 days per week, depending on the team. Exceptional candidates may be considered for remote work.

About SemgrepSemgrep is a pioneering force in code security, enabling developers to innovate seamlessly. Our platform empowers teams to identify, flag, and remediate genuine security issues before deployment, leveraging an adaptive security framework that evolves as you build. Semgrep safeguards code in real-time, providing essential guardrails that allow developers to work swiftly while maintaining security. Trusted by security professionals, Semgrep integrates into developers' workflows, delivering solutions without disrupting productivity and providing security teams with critical visibility, control, and assurance. Our AI learns from your coding context, effectively reducing false positives and highlighting actionable vulnerabilities, as validated by 95% of security reviewers across over 6 million findings. With Semgrep, achieving zero false positives is attainable, as our AppSec teams experience an 80% reduction in false positives across both Code and Supply Chain, significantly alleviating workload.Founded in the heart of San Francisco and supported by esteemed investors including Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep has been recognized by Gartner in Application Security Testing. We are proud to serve leading organizations such as Snowflake, Dropbox, and Figma. Discover more about us at semgrep.dev.About the RoleAs a Senior AI Software Engineer, you will leverage large language model (LLM) technologies to enhance Semgrep's capabilities in detecting, prioritizing, and remediating security vulnerabilities. You will engage directly with clients to comprehend their challenges, oversee the comprehensive implementation of AI-driven solutions, and meticulously assess the effectiveness of various models and prompts through hands-on experimentation with real-world data. If you thrive in dynamic environments, enjoy rapid prototyping, and are eager to contribute across multiple aspects of our technology stack, this role is an excellent fit for you.Our technology stack incorporates various LLMs, including GPT-4/GPT-5, Codex, and Claude, alongside Typescript and React for the front end, and Python, Flask, and SQLAlchemy for the back end. Our deployments are managed via Kubernetes and hosted on AWS. While professional experience with these technologies is advantageous, a willingness to learn them quickly is sufficient!This is a hybrid position, requiring you to join us in our San Francisco, New York, Boston, or Denver offices three or more days a week, depending on your team. Remote work may be considered for exceptional candidates.

About SemgrepSemgrep stands at the forefront of code security, enabling developers to innovate seamlessly. Our platform empowers teams to identify, flag, and address real vulnerabilities before deployment, with security solutions that evolve alongside their coding efforts. By securing code during its creation, Semgrep provides essential guardrails, allowing developers to work swiftly while ensuring their safety. With a focus on integration, Semgrep offers visibility, control, and confidence to security teams, making it an indispensable tool for modern developers. Our AI-driven approach minimizes false positives and highlights actionable vulnerabilities, with validation from 95% of security experts across over 6 million findings. In our mission to eliminate false positives, our AppSec teams experience an 80% reduction in false positives across Code and Supply Chain, significantly alleviating backlog issues.Founded in San Francisco and supported by prestigious investors such as Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep is recognized by Gartner in Application Security Testing and trusted by leading companies including Snowflake, Dropbox, and Figma. Discover more about us at semgrep.dev.About the RoleAs a Senior Backend Engineer, you will be instrumental in enhancing our backend and infrastructure systems to ensure a robust and efficient user experience for all our customers. You will collaborate with fellow engineers to design and develop APIs, data models, and services that power Semgrep’s scalable products. A solid understanding of databases, query optimization, and distributed systems is essential, as is the ability to integrate third-party services into existing first-party code.Our technology stack includes Typescript and React on the Frontend and Python, Flask, and SQLAlchemy on the Backend, deployed using Kubernetes and hosted on AWS. While professional experience with these technologies is preferred, we welcome candidates who are eager to learn them quickly!This position is hybrid, requiring at least 3 days a week in our San Francisco, New York, Boston, or Denver offices, depending on your team. We also consider remote work for exceptional candidates.CompensationThe estimated starting annual salary for this role ranges from $160,000 to $207,000 USD. The actual salary will be determined based on various factors, including job-related skills, relevant experience, qualifications, location, internal equity, and market data. In addition to the base salary, total compensation may include equity, variable compensation, and benefits.

About SemgrepSemgrep is at the forefront of code security, empowering developers to innovate seamlessly. Our platform enables teams to identify, flag, and resolve genuine issues before deployment, all while leveraging an adaptive security framework that evolves as developers code. Semgrep integrates security into the development process without hindering productivity, offering developers the autonomy to work efficiently while ensuring security teams maintain oversight, control, and assurance. With advanced AI capabilities that minimize false positives and prioritize actionable vulnerabilities, we have earned the trust of 95% of security reviewers across over 6 million findings. Semgrep is committed to achieving zero false positives, significantly reducing the workload for AppSec teams by enabling them to triage 80% fewer false alerts across both Code and Supply Chain, effectively managing their backlog.Founded in San Francisco and supported by prominent investors such as Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep has been recognized by Gartner in the Application Security Testing sector and is trusted by leading organizations including Snowflake, Dropbox, and Figma. Discover more at semgrep.dev.About the RoleAs a Staff Backend Engineer, you will design, build, and maintain robust backend and infrastructure systems, ensuring a fast and reliable experience for our users. You will collaborate closely with fellow engineers to develop the APIs, data models, and services that drive Semgrep’s products at scale. A solid understanding of databases, query optimization, and distributed systems is essential, along with experience in integrating third-party solutions into existing codebases.Our technology stack includes TypeScript and React for the frontend, while the backend is powered by Python, Flask, and SQLAlchemy, all deployed through Kubernetes and hosted on AWS. Prior experience with these technologies is preferred, but a willingness to learn is equally valued!This is a hybrid role, with an expectation of in-office presence 3 or more days a week in our San Francisco, New York, Boston, or Denver offices, depending on your team. Remote work may be considered for exceptional candidates.CompensationThe estimated annual salary range for this position is between $202,000 and $238,000 USD. The actual salary will be based on various factors, including job-related skills, relevant experience, qualifications, location, internal equity, and market data. In addition to the base salary, total compensation may include equity, variable compensation, and benefits. We consider equity a vital part of our overall compensation package.

About SemgrepSemgrep is at the forefront of code security innovation, enabling developers to create without compromising on safety. Our platform empowers teams to detect, report, and resolve genuine vulnerabilities before deployment, leveraging adaptive security that evolves with the development process. Semgrep seamlessly integrates into developers' workflows, providing essential safeguards that allow for rapid advancement without sacrificing security. Our AI-driven solutions intelligently minimize false positives, focusing on actionable vulnerabilities, as validated by 95% of security reviewers across over 6 million findings. We are committed to making zero false positives a reality, significantly reducing the workload for AppSec teams by allowing them to prioritize critical issues more efficiently.Founded in San Francisco and supported by prestigious investors such as Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep is recognized by Gartner as a leader in Application Security Testing, trusted by top organizations like Snowflake, Dropbox, and Figma. Discover more at semgrep.dev.About the RoleAs a Senior Solutions Engineer at Semgrep, you will play a crucial role within our diverse team, facilitating developers across the globe in building secure applications. Your interactions with clients will directly enhance their development processes by identifying and mitigating software vulnerabilities ahead of production. You will act as the technical authority, collaborating with customers to comprehend their objectives and hurdles, integrating our solutions into their systems, and ensuring optimal value delivery.While prior experience in a dynamic tech setting is advantageous, we prioritize your problem-solving capabilities over your background. If this position sparks your interest, we encourage you to apply even if you don't meet every requirement!Location: Applicants must be located in San Francisco, CA.What You’ll DoBecome a subject matter expert on Semgrep and its integration into the software development lifecycle.Define and manage each customer engagement with a focus on clear objectives and success metrics.Effectively communicate to customers how our platform stands out in enhancing their security initiatives with increased speed, precision, and adaptability compared to other solutions.

About SemgrepSemgrep stands at the forefront of code security, empowering developers to innovate seamlessly. Our platform enables teams to identify, flag, and resolve genuine security issues before deployment, supported by an adaptive security system that evolves with their development process. Semgrep not only safeguards code in real-time but also offers essential guardrails that facilitate rapid development without compromising security. Trusted by top organizations like Snowflake, Dropbox, and Figma, we are recognized by Gartner for excellence in Application Security Testing. To learn more about our mission, visit semgrep.dev.Founded in San Francisco and backed by prominent investors including Menlo Ventures and Sequoia Capital, Semgrep is dedicated to continuous improvement, ensuring that our AI-driven system minimizes false positives and prioritizes actionable vulnerabilities. Experience the future of secure coding with us.

About SemgrepSemgrep is a pioneering force in code security, dedicated to empowering developers to innovate seamlessly. Our platform enables teams to identify, flag, and rectify real issues before deployment, facilitating a learning security framework that evolves with every build. Semgrep enhances code security in real-time, providing developers with necessary guardrails that enable rapid development while maintaining security integrity. Our solution is designed for builders, offering streamlined fixes without disrupting workflows, and ensuring security teams benefit from unprecedented visibility, control, and confidence. Leveraging AI, Semgrep minimizes false positives and prioritizes actionable vulnerabilities, earning the trust of 95% of security reviewers across over 6 million findings. With Semgrep, achieving zero false positives becomes a reality, as AppSec teams experience 80% fewer false positives across Code and Supply Chain, significantly reducing backlogs.Founded in San Francisco and supported by esteemed investors such as Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep is recognized by Gartner in Application Security Testing and is a trusted partner for industry leaders including Snowflake, Dropbox, and Figma. Discover more at semgrep.dev.About the RoleAs a Senior Product Marketing Manager, you will play a pivotal role in helping security and software engineers grasp the full value of the Semgrep platform and its offerings. Your responsibilities will include launching new products and features, collaborating closely with sales, product management, demand generation, and community teams.Utilizing your expertise in differentiation and competitive messaging, you will ensure Semgrep's solutions are distinguishable in the competitive landscape of application security. This position is ideally suited for a candidate with a solid technical background, such as a degree in computer science or experience in software engineering, who thrives on the market-facing aspects of product development. Your understanding of engineers' needs will enable you to craft compelling messaging that resonates authentically.Whether you hold a CS degree and transitioned from software engineering to product strategy, or have consistently operated at the intersection of technical and business roles, your ability to engage with codebases, create demo projects, and translate that knowledge into impactful messaging will be invaluable.

About StackAIStackAI is a revolutionary no-code AI workflow platform that enables businesses to construct, implement, and expand AI-driven workflows without requiring extensive machine learning expertise. With a growing user base and increasing enterprise adoption, our goal is to democratize access to large language models (LLMs), empowering every business operator—beyond just developers. Supported by Y Combinator and top-tier investors, we are laying the groundwork for the AI-driven future of work.The RoleAs a Senior Full Stack Engineer, you will be instrumental in defining the product and technical architecture at StackAI. Your responsibilities will span the entire technology stack, from crafting scalable backend systems to creating stunning and user-friendly frontend interfaces, and incorporating advanced AI models into our platform. This role offers significant impact, as you will work closely with the founding team, take charge of essential product features, and shape the engineering culture of a rapidly evolving startup.We seek exceptional 10X engineers—innovative builders who can consistently deliver results in a dynamic environment, remain inquisitive, and excel in diverse roles.ResponsibilitiesIn this role, you will:Build and own the entire platform, from backend services and APIs to frontend interfaces.Create robust, scalable backend systems utilizing Python and FastAPI (or similar), with optimized databases (SQL/NoSQL).Design and maintain high-quality user interfaces using React, Next.js, TypeScript, and Tailwind CSS, ensuring polished, intuitive, and responsive user experiences.Integrate new AI models and features into our products for seamless performance and enhanced value.Manage StackAI’s landing and product pages to establish benchmarks for clarity, design, and quality.Collaborate across the stack to connect backend services with frontend applications seamlessly.Engage with design, product, and customers to refine product direction and prioritize user needs.Stay at the forefront of full-stack technologies, promoting best practices and innovative solutions.Assist with customer support as needed; every team member contributes to user satisfaction.

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 Binti as a Senior Full Stack Software Engineer and play a crucial role in developing innovative software solutions that enhance our mission to streamline the adoption process. You will be responsible for designing, developing, and maintaining our web applications, ensuring optimal performance and user experience.In this position, you will collaborate with cross-functional teams, participate in all phases of the software development lifecycle, and mentor junior developers. If you are passionate about building scalable applications and are eager to solve complex problems, we want to hear from you!

At CreatorIQ, we are dedicated to revolutionizing creator-led growth, empowering over 1,300 global brands and agencies to thrive.Our mission is to humanize businesses while amplifying the impact of individuals. Guided by our core values—intentionality, excellence, collective journey, and humanity—we have been recognized as one of the best workplaces by various programs, including BuiltIn LA and NY. Our growth story includes being named one of the Fastest-Growing Companies in North America by Deloitte Technology Fast 500™ for four consecutive years, and being highlighted as a leader in IDC MarketScape: Worldwide Influencer Marketing Platforms for Large Enterprises in 2025, among others. Our flexible work model fosters collaboration and innovation, accommodating diverse working styles.Join us in our exciting journey. Become a vital part of our dynamic team and help transform the industry!Senior Full Stack Engineer, Creator RecruitWe are looking for a talented Senior Full Stack Engineer to enhance our Creator Tools team. Your contributions will significantly improve user experiences and help us develop scalable solutions for our expanding platform.The ideal candidate will possess a strong background in frontend frameworks, solid backend development skills, and a collaborative spirit suited for a fast-paced environment. You should be ready to take ownership of features, contribute to architectural decisions, and maintain high coding standards.The Creator Tools team is responsible for developing all user-facing features on our platform, directly impacting the lives and livelihoods of creators who utilize our tools to earn and sustain their businesses.From payment processing and social authentication to e-commerce solutions and campaign workflows, we enable the full creator experience. Every feature you develop and enhancement you implement is integral to delivering a seamless, intuitive platform that empowers creators to grow and earn with confidence.This role allows you to make an immediate and meaningful difference in the lives of creators who rely on our platform to pursue their passions.

Join Plaud as a Senior Full Stack Engineer and contribute to innovative software solutions that make a difference. This role offers the opportunity to work in a dynamic environment where you will collaborate with cross-functional teams to design, develop, and implement web applications.

About SemgrepSemgrep is at the forefront of code security, enabling developers to innovate seamlessly. Our platform allows teams to detect, highlight, and resolve genuine security issues before releasing code. With an adaptive security model that evolves as you build, Semgrep secures your code continuously, ensuring developers can work swiftly without compromising safety. Trusted by industry leaders like Snowflake, Dropbox, and Figma, our solution utilizes AI to minimize false positives and prioritize actionable vulnerabilities. Backed by top-tier investors and recognized by Gartner in Application Security Testing, Semgrep is committed to making zero false positives achievable while significantly reducing the burden on AppSec teams.About the TeamThe Internal Security & Tech Ops team is dedicated to fortifying our organization and safeguarding our customers' data. We provide essential tech services to Semgrep employees and play a pivotal role in enhancing our security posture. Our mission is to elevate Semgrep's security standards and foster a culture of continuous improvement through automation and cutting-edge technologies. We collaborate closely with various teams to ensure comprehensive security across the company.About the RoleAs a Senior Security Engineer, you will spearhead our product-centric security initiatives. Collaborating directly with our Engineering teams, you will enhance our Cloud and Product Security. We seek candidates with substantial software engineering backgrounds who excel at identifying security vulnerabilities and integrating security into future development. A successful candidate will embody both a builder's mindset and a breaker’s analytical skills.

About HappyRobotHappyRobot is pioneering the AI-native operating system for the real economy—an innovative platform that seamlessly integrates intelligence with actionable outcomes. By harnessing real-time insights, specialized AI agents, and a coordinating intelligence, we empower enterprises to manage intricate, mission-critical operations with genuine autonomy.Our AI OS continuously accumulates knowledge, optimizes processes at every level, and adapts over time. We're initially focusing on supply chain and large-scale industrial operations, where resilience, speed, and ongoing enhancement are paramount—liberating humans to concentrate on strategic thinking, creativity, and other high-value pursuits.Discover more about our vision in our Manifesto. HappyRobot has successfully secured $62M in funding to date, including a recent $44M Series B round in September 2025. Our esteemed investors include Y Combinator (YC), Andreessen Horowitz (a16z), and Base10, who share our commitment to transforming enterprise operations. We are channeling this investment into assembling a world-class team—individuals with unwavering determination, exceptional problem-solving abilities, and a passion for pushing boundaries in a dynamic, high-pressure environment. If this resonates with you, we invite you to join us at HappyRobot.About The RoleAt HappyRobot, Full Stack Engineers take charge of significant components of the product and infrastructure from start to finish.We are seeking creators who thrive in uncertain environments, have a profound appreciation for their craft, and desire authentic ownership over their creations.

About SemgrepSemgrep stands at the forefront of code security for developers, empowering innovation without barriers. Our platform enables teams to identify, flag, and resolve critical issues before deployment, driven by adaptive security that evolves alongside their coding efforts. Semgrep enhances code security in real-time, providing essential guardrails that facilitate rapid development while ensuring safety. Designed for builders and endorsed by security professionals, Semgrep integrates seamlessly into developers' workflows, delivering solutions without interrupting productivity, while also equipping security teams with enhanced visibility, control, and assurance. Our AI technology continually improves, reducing false positives and prioritizing actionable vulnerabilities, with validation from 95% of security reviewers across over 6 million findings. We strive to eliminate false positives, allowing AppSec teams to triage 80% fewer false alarms across Code and Supply Chain, significantly reducing their workload.Founded in San Francisco and supported by prominent investors such as Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep has earned recognition from Gartner in the Application Security Testing sector. We are trusted by industry leaders, including Snowflake, Dropbox, and Figma. Discover more at semgrep.dev.About the RoleAt Semgrep, we adopt a unique perspective on our sales development and go-to-market strategies. By leveraging performance analytics and metrics, we enhance our demand generation and sales initiatives. As an Outbound Sales Development Representative, you will play a pivotal role in expanding our sales pipeline through proactive outreach to prospective accounts. Collaborating closely with the Account Executive team, you will foster and maintain relationships with existing clients while partnering with Marketing and Account Executives to initiate new customer engagements.Location expectations:This position is hybrid, requiring three days a week in our San Francisco office.While prior experience in a dynamic tech environment is advantageous, we prioritize skills over formal credentials. If this opportunity excites you, we encourage you to apply even if you don't meet every requirement!Your ResponsibilitiesAdhere to established processes and strategies to generate interest, qualify leads, and convert a high volume of marketing inquiries into potential customers, scheduling sales-ready meetings and opportunities for the Account Executives.Exceed your quota, revenue targets, and growth objectives.Provide precise lead tracking and reporting to support sales efforts.

About SemgrepSemgrep is the vanguard of code security, revolutionizing the way developers create software by enabling frictionless innovation. Our platform aids teams in identifying, flagging, and resolving real security issues prior to deployment, supported by a security system that evolves with every line of code written. Semgrep ensures the integrity of code during development and provides essential guardrails, allowing developers to work swiftly and securely. Trusted by prominent organizations such as Snowflake, Dropbox, and Figma, Semgrep enhances visibility and control for security teams while delivering solutions seamlessly within the developer workflow. Our AI technology minimizes false positives and prioritizes actionable vulnerabilities, achieving validation from 95% of security experts across over 6 million findings.Founded in San Francisco and backed by leading venture capital firms like Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep has been recognized by Gartner in Application Security Testing. Discover more at semgrep.dev.About the RoleThe Infrastructure team at Semgrep manages the critical cloud infrastructure that supports both internal and external applications, including our flagship offerings, Semgrep Code and Semgrep Supply Chain. Our mission is to empower Semgrep employees to confidently build, operate, and maintain their systems. We achieve this by offering a cohesive platform that transitions projects seamlessly from code to cloud, utilizing CI/CD systems, Kubernetes in AWS environments, and robust tools for production software operations.In this role, you will immerse yourself in the application security domain, collaborating with seasoned engineers to develop a robust infrastructure platform and build secure, reliable, and high-performing distributed systems. Embrace Semgrep’s transparent culture, where your insights and contributions can directly shape the success of our startup. Your work will play a vital role in positioning Semgrep as a leading static-analysis project, making a lasting impact not only within our organization but also in the broader developer community.Your Responsibilities:Collaborate with senior and staff engineers to design, implement, and deploy infrastructure initiatives.Learn and apply infrastructure best practices in conjunction with team members.Take ownership of projects, platforms, and tools within the team, managing them over several weeks.

About Tacit Tacit is an early-stage deep tech startup based in San Francisco, focused on hardware that changes how people interact with computers. Backed by General Catalyst, Khosla Ventures, and Greylock Partners, the team brings experience from Stanford, BrainGate, Oculus, and Tesla. The company is committed to solving complex engineering problems to deliver new products that push the boundaries of human-computer interaction. Role Overview The Full-Stack Software Engineer will help turn ambitious ideas into real products, working across Tacit's software stack. This role involves taking features from initial concept through to deployment and shaping user experiences that support the company’s mission. What You Will Do Develop the internal product stack to improve workflows and prototypes across devices and companion clients. Build and expand internal applications for demos and data collection, supporting idea testing and user experience validation. Prototype new features for human-computer interaction, iterate with test users, and refine until the experience feels seamless. Design and run product experiments, including A/B tests and feedback loops, to quickly gather insights and guide product direction. Streamline data collection and participant experiences, including setup flows, session reliability, metadata capture, monitoring, and labeling. Develop demo features that showcase real-time sensing and inference in engaging, reliable ways. Find and implement integrations that improve team workflows and efficiency. Create and improve automated testing and release systems, such as CI/CD pipelines, smoke tests, and regression checks, to support frequent updates. Work closely with machine learning, hardware, and industrial design teams to define requirements, deliver results, troubleshoot, optimize, and ensure reliability. Qualifications Strong skills in Python (FastAPI, Pydantic; experience with pandas or numpy) and modern TypeScript/React. Experience building production backends (APIs, data models, reliability, observability) and delivering features for end users. History of shipping multiple products from start to finish.

About SemgrepAt Semgrep, we redefine code security, empowering developers to innovate without compromise. Our platform enables teams to identify, flag, and resolve genuine issues before deployment, equipped with security that adapts as development progresses. Semgrep protects code in real-time, providing essential guardrails that allow developers to accelerate their workflow while maintaining security integrity. Trusted by security teams, Semgrep integrates seamlessly into developers' environments, delivering solutions without interrupting productivity and offering visibility and confidence to security personnel. With AI that evolves with your coding context, we minimize false positives and prioritize addressable vulnerabilities, endorsed by 95% of security reviewers across over 6 million findings. Experience the future of application security with Semgrep, where zero false positives become the norm, drastically reducing the workload for AppSec teams.Founded in San Francisco and supported by prestigious investors including Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep is recognized by Gartner in Application Security Testing. We proudly serve leading organizations such as Snowflake, Dropbox, and Figma. Learn more at semgrep.dev.About the RoleAs an Inbound Sales Development Representative at Semgrep, you will play a pivotal role in our unique sales development strategy. Leveraging performance data and metrics, you will enhance our demand generation and sales initiatives. In this role, you will directly contribute to the growth of our sales pipeline by effectively triaging, engaging, and qualifying warm Marketing Qualified Leads (MQLs). Collaborating closely with our Global Account Executive team, you will identify sales qualified opportunities and work alongside Marketing to establish a vital feedback loop.Location Expectations: This position is hybrid, requiring you to be present in our San Francisco office three days a week.If you thrive in a fast-paced, tech-driven environment and possess the right skills, we encourage you to apply, even if you don't meet every requirement listed!

ABOUT SPHERESphere is revolutionizing trade compliance with cutting-edge AI technology. Our innovative system, TRAM, autonomously analyzes and interprets global trade laws, ensuring reliable compliance determinations across various jurisdictions. We manage the full compliance lifecycle—from calculation and registration to filing and remittance—with millisecond latency and zero downtime.At Sphere, we are proud to be backed by prominent investors such as a16z and Y Combinator, and we've achieved over 30% month-over-month growth. Our impressive client roster includes emerging leaders like ElevenLabs, Replit, Deel, and Runway. We operate with a small, dedicated team in our San Francisco headquarters, where every member has ownership over significant domains of our platform.THE ROLEWe are seeking experienced Senior Full Stack Engineers to spearhead the development of new product lines, including input tax, withholding tax, e-invoicing, and tariffs. Your contributions will be pivotal in scaling our operations and directly influencing our annual recurring revenue (ARR).WHAT YOU'LL DOWithin weeks:Deliver critical features that clients rely on daily, such as filing infrastructure.Take ownership of a feature and drive measurable outcomes.Collaborate with customers like Eleven Labs, Lovable, and Deel to enhance key components of our platform, aiming to improve filing generation and submission speeds.Within months:Lead the end-to-end development of new product lines, furthering our AI-driven compliance platform.Mentor junior engineers and foster a collaborative team environment.