Backend Software Engineer II at Checkr | San Francisco, CA

About the RoleJoin us as we revolutionize the creation of audio and video content with our cutting-edge AI-driven platform and web application. Our mission is to simplify the process of recording, transcribing, editing, and mixing audio and video online, presenting unique technical challenges that require innovative solutions.We are seeking a seasoned software engineer to develop a state-of-the-art video editing and streaming platform that will enhance the core editing and AI functionalities of our application.

The Mission Descript is transforming the landscape of content creation by integrating traditional editing practices with cutting-edge AI technologies. Our goal is to streamline every stage of the creation process—from recording and transcribing to editing and sharing—making it faster and easier than ever to produce high-quality content. About the Team: Our Growth Engineering team is in its second year, and we are focused on developing both a repeatable sales model and a self-service approach simultaneously. We are seeking two exceptional engineers, at the senior to staff level, who possess the insight to identify strategic opportunities, the agility to test them, and the expertise to scale successful initiatives. Join us to unlock significant growth potential! What You'll Work On At Descript, our growth efforts encompass the entire user journey—from the moment a user signs up to when they become an indispensable part of our community. This role goes beyond minor adjustments; it’s about crafting systems that fundamentally transform our growth trajectory. Build the Systems that Enable Growth Design and maintain the experimentation playbook, establishing frameworks, tools, and best practices to facilitate efficient testing across the team. Architect personalized user journey systems that tailor the product experience based on individual user profiles and goals. Create data pipelines and instrumentation that provide real-time insights into performance metrics. Run Impactful Experiments Oversee A/B testing from start to finish: formulate hypotheses, instrument features, deploy them, analyze outcomes, and iterate. Manage activation and onboarding processes to ensure new users quickly realize the value of our platform and continue to engage. Foster a metrics-driven culture by collaborating with Data and Product teams to define optimization goals and build towards them. Shape the Product Beyond Just Code Develop full-stack solutions that encompass both frontend (dynamic React UI) and backend (APIs) components. Collaborate with Product and Design teams to clarify what we are building, not just how we build it. Use a systems-thinking approach to enhance team processes; your insights will be highly valued.

About DescriptDescript is a pioneering, AI-driven collaborative platform designed to simplify video creation, editing, and sharing for everyone. Our mission is to empower teams to edit videos effortlessly and provide powerful tools for our dedicated video teams.As a product-focused and customer-centric organization, we prioritize craftsmanship, speed, and clarity in thinking. User research is integral to our process, helping us understand our users deeply and enabling teams to cultivate better product intuition, ultimately leading to superior products for our customers.About the RoleWe are seeking a Lead UX Researcher to influence product decisions and establish user research practices throughout Descript.In this senior individual contributor role, you will take ownership of complex problem spaces from inception to conclusion, while also enhancing how teams connect with users by providing improved tools, systems, and practices. This encompasses foundational and ethnographic research, enhancing our methods of synthesizing and disseminating insights, and empowering PMs and designers to conduct high-quality research independently.Descript caters to a diverse array of creators and enterprises, each with unique workflows and objectives. This position is crucial for fostering a deep understanding of our users and ensuring that this understanding consistently informs product decisions.If you are enthusiastic about joining a customer-focused culture, driving impactful research, and amplifying its influence across a product organization, we would love to connect with you.

Join Our Team as an Infrastructure Engineer At Descript, we are dedicated to revolutionizing the way audio and video content is created and edited. Our mission is to make this process fast, easy, and accessible for everyone. We are developing a state-of-the-art media editor that leverages real-time collaboration, innovative user experience, and advanced AI technology. We envision a future where content creation is seamless and enjoyable. As an Infrastructure Engineer, you will take ownership of the reliability and performance of our production systems. You will lead initiatives that empower our engineering team to enhance the quality and efficiency of their work. Your role will involve managing and optimizing our core production infrastructure, which serves as the foundation for all engineering efforts. We seek individuals with a strong grasp of systems fundamentals, a passion for teaching and mentoring, and the ability to make strategic decisions. In this position, you will collaborate closely with engineering leadership to define what reliability means at Descript as we scale. If you are excited about shaping the future of a beloved product, this role is perfect for you! Your Responsibilities: Develop technical and business solutions that enhance the quality and reliability of our product features and systems. Lead initiatives to improve the reliability of our core infrastructure, including production clusters, networking, databases, and observability systems. Promote best practices during code reviews, technical design discussions, and launch planning. Oversee our incident management and fire drill processes. Work with engineering leadership to set goals and prioritize production reliability efforts.

About the RoleJoin us in revolutionizing audio and video content creation with our cutting-edge AI-powered platform and web application. As a Senior Software Engineer on our AI Platform and Enablement team, you will tackle complex technical challenges to develop innovative solutions for recording, transcribing, editing, and mixing audio and video online.About the TeamYour team is dedicated to integrating state-of-the-art first-party models developed by our in-house AI Research team, as well as utilizing third-party and open-source AI models into the Descript product.In this dynamic role, you will:Create, maintain, and standardize third-party model integrations while providing consultation to other engineering teams needing AI model integration.Design, implement, and sustain our AI infrastructure, supporting the machine learning lifecycle, including data ingestion pipelines, developer experience infrastructure, evaluation frameworks, and GPU deployments.Collaborate closely with Product Managers, Research Engineers, and AI Researchers to address their infrastructure needs and ensure our AI systems are robust, scalable, and efficient.Optimize and scale our models and algorithms for effective inference.Deploy, monitor, and manage AI models in a production environment.

About the Role Descript is revolutionizing the way teams create, collaborate, and communicate through video and audio. As we continue to expand and enhance our presence in the enterprise sector, we are in search of a remarkable Sales Director for the US to spearhead our next phase of growth. This is an exceptional chance to build, mentor, and inspire a high-performing team of Account Executives while partnering with some of the world’s most innovative companies, helping them transform their content creation processes using AI-driven workflows. In your capacity as a senior sales leader, you will be instrumental in shaping our go-to-market strategy. You will establish high standards for hiring, coaching, and developing elite sales talent. By fostering a culture that emphasizes strong fundamentals, disciplined execution, and a steadfast commitment to customer success, your leadership will influence enterprise organizations in adopting AI-enhanced video creation at scale — positioning you as a key player in building one of the most prestigious go-to-market organizations in the SaaS industry. If you are passionate about constructing category-defining teams, thrive in high-growth environments, and aspire to leave an indelible impact on the future of AI-powered content creation, we look forward to meeting you. Your Responsibilities Team Leadership & Growth Recruit, lead, and mentor a US-based team of Enterprise Account Executives focused on acquiring and expanding high-value customer accounts. Establish clear expectations, operational rhythms, and performance metrics to consistently meet and exceed Annual Recurring Revenue (ARR) goals. Foster a high-trust, high-accountability culture where top performers can excel and achieve their career best. Sales Strategy & Execution Oversee pipeline health for your segment, ensuring predictable future revenue through meticulous qualification, forecasting, and deal analysis. Promote a proactive outbound and pipeline generation culture; ensure every team member masters prospecting fundamentals and takes charge of top-of-funnel activities. Enhance and execute strategic account plans to deepen engagement at the executive level, unlock new use cases, and accelerate growth. Cross-Functional Collaboration Collaborate closely with Marketing, Product, and Customer Success teams to ensure alignment on messaging, customer outcomes, lifecycle strategies, and enterprise operational efficiency. Provide structured feedback to Go-To-Market and Product leadership, grounded in customer insights, to guide roadmap and narrative development.

About CartesiaAt Cartesia, we are on a mission to create the next generation of artificial intelligence—smart, interactive systems that function seamlessly in any environment. Currently, the most advanced models struggle to process and analyze extensive streams of audio, video, and text over extended periods—1 billion text tokens, 10 billion audio tokens, and 1 trillion video tokens—especially when integrated directly on devices.We are at the forefront of developing the model architectures that will enable this innovation. Our founding team, which originated from the Stanford AI Lab, is responsible for the creation of State Space Models (SSMs), a groundbreaking approach for training efficient, large-scale foundational models. Our team merges deep technical knowledge in model development and systems engineering with a product engineering group focused on design, allowing us to create and deliver pioneering models and user experiences.Supported by top-tier investors such as Index Ventures, Lightspeed Venture Partners, and others, along with guidance from industry-leading advisors and over 90 angel investors, we are well-equipped to reshape the landscape of AI.About the RoleWe are seeking a skilled Software Engineer to join our team and help propel our vision of real-time, multimodal intelligence.Your ImpactDevelop and implement a low-latency, scalable, and dependable model inference and serving framework for our innovative SSM foundational models.Collaborate with our research and product engineering teams to translate cutting-edge research into extraordinary products.Establish robust, high-quality data processing and evaluation infrastructure for training foundational models.Enjoy significant autonomy in shaping our product direction and influencing how advanced AI technologies are utilized across various devices and applications.What You BringGiven the complexity of the challenges we tackle, we prioritize strong engineering capabilities at Cartesia.Proficient engineering skills with the ability to navigate intricate codebases and monorepos.A keen eye for detail, ensuring the production of clean, maintainable code.Adaptability to new technologies and quick proficiency with our tech stack, which includes Go and Python for backend development and Next.js for frontend.Experience in building large-scale distributed systems that require high performance, reliability, and observability.

About the Role Descript is on the lookout for a Director of Customer Success who is strategic, empathetic, and execution-focused, to spearhead, scale, and enhance our Customer Success operations. As the head of a rapidly growing Customer Success Management (CSM) team, you will play a crucial role in establishing best practices, refining our post-sale processes, and collaborating cross-functionally to boost adoption and growth within our Enterprise customer segment. This pivotal role is tailored for a builder who thrives in dynamic, early-stage environments. You will partner closely with the VP of Sales to craft our customer success strategy, guarantee customer satisfaction and growth, and position Descript as the industry leader in modern media creation workflows. Key Responsibilities Lead & Cultivate a High-Performing CSM Team Manage, mentor, and expand a talented team of Customer Success Managers tasked with onboarding, adoption, retention, and growth in strategic Enterprise accounts. Set team operating frameworks, KPIs, and performance expectations that enhance customer value and drive commercial success. Foster a culture of curiosity, collaboration, accountability, and continuous improvement. Define & Implement Customer Success at Descript Create scalable Customer Success programs, processes, and playbooks for onboarding, adoption, renewal, expansion, and risk management. Collaborate with the VP of Sales to determine the long-term vision for Customer Success, success metrics, and team structure as it evolves. Deploy systems and tools that enable visibility, efficiency, and data-informed decision-making throughout the customer journey. Enhance Customer Outcomes Across Our Enterprise Portfolio Oversee executive engagement strategies, ensuring CSMs are perceived as trusted advisors by our most valuable accounts. Work alongside Sales leadership to jointly manage revenue outcomes, including retention, renewals, and expansion initiatives. Develop frameworks to identify at-risk customers, proactively intervene, and secure long-term account health. Influence Product Development & Shape the Future of Descript Act as a senior voice of the customer across Product, Engineering, Design, Marketing, and Support. Convert customer feedback into actionable opportunities, guiding roadmap prioritization and product strategy. Ensure the Customer Success organization is seamlessly integrated with cross-functional teams.

The RoleWe are in search of a motivated and innovative Account Executive to champion Descript’s cutting-edge video and AI solutions, helping businesses globally enhance their operations.As one of our initial sales team members, you will play a pivotal role in crafting our sales strategy, refining our approach, and driving significant revenue growth. This position offers a unique chance to work closely with Product and Marketing teams, collaborating across the organization to shape the future of Descript’s enterprise and creator sales initiatives.What You’ll DoTake full ownership of the sales process, from prospecting to closingDesign and implement outbound strategies to identify and engage new business opportunitiesConduct product demonstrations and facilitate technical and business discussions with various stakeholdersEstablish and nurture executive-level relationships with enterprise clientsWork collaboratively with internal teams to enhance the customer experience and provide valuable insights for product and marketing strategies

About HandshakeHandshake is the premier career network tailored for the AI-driven economy. With a robust platform connecting 20 million knowledge workers, 1,600 educational institutions, and 1 million employers—including every single Fortune 50 company—Handshake is at the forefront of career discovery, hiring, and upskilling. Our platform supports everything from freelance AI training roles to internships and full-time positions. This unique value proposition has fueled our remarkable growth, with expectations to triple our annual recurring revenue (ARR) by 2025.Why You Should Join Handshake Now:Play a pivotal role in shaping the future of careers within the AI economy, making an impact that resonates with your community.Collaborate with elite AI labs, Fortune 500 partners, and esteemed educational institutions.Join a talented team with leadership drawn from industry giants such as Scale AI, Meta, xAI, Notion, Coinbase, and Palantir.Help build a rapidly growing business projected to generate billions in revenue.About the RoleAs a Software Engineer at Handshake, you will be instrumental in developing products and systems that drive our core user experiences—from search and discovery to onboarding and beyond. You will work across the entire tech stack, delivering features that significantly enhance how millions of users discover opportunities, connect with employers, and embark on their career journeys.Your role will involve close collaboration with product managers, designers, and fellow engineers to create seamless, end-to-end experiences in a dynamic, mission-driven environment. Whether you're engineering AI-enhanced features, scaling backend systems, or developing user-friendly frontends, your contributions will have a tangible impact on our user base at scale.Location: San Francisco, CA | In-office 5 days a weekDesign and implement scalable full-stack systems that support essential user journeys, including search, discovery, matching, and onboarding.Develop and refine product features across both frontend and backend, ensuring a balance between speed and code quality.Construct backend APIs, asynchronous workflows, and frontend experiences that are reliable, scalable, and user-centric.Work closely with product managers and designers to transform requirements into polished, comprehensive user experiences.Write clean, maintainable code while actively participating in code reviews and upholding engineering best practices.Identify and troubleshoot issues related to system reliability, user flows, and performance.

At Hover, we empower individuals to design, enhance, and safeguard the properties they cherish. Our innovative AI technology, built on over a decade of real estate data, provides answers to pivotal questions like, “What will it look like?” and “What will it cost?” Homeowners, contractors, and insurance professionals depend on Hover for accurate, fully-measured, and interactive 3D models of any property, all achievable through a quick smartphone scan.Driven by curiosity and purpose, we are committed to serving our customers, communities, and one another. We believe that diverse perspectives yield the best ideas and are proud to foster an inclusive, high-performance culture that promotes growth, accountability, and excellence. Supported by renowned investors such as Google Ventures and Menlo Ventures, and trusted by industry leaders like Travelers, State Farm, and Nationwide, we are revolutionizing how people perceive and engage with their environments.Why Join Hover?We are transforming the construction industry by providing modern tools for design, documentation, and project estimation—areas that have long been neglected by software solutions. We seek a Senior Software Engineer excited to tackle real-world challenges and deliver software that aids thousands of professionals in designing, scoping jobs, planning projects, and achieving superior results for homeowners.In this role, you will utilize your strong technical skills, product insight, and collaborative spirit. You will take ownership of features from concept through to user delivery, influencing our development approach and enhancing your leadership abilities beyond coding. This position is perfect for someone ready to embrace greater responsibility, drive results with cross-functional teams, and shape the technical roadmap for a high-impact group.Your ContributionsAs a Senior Software Engineer, you will work across the stack—primarily using Ruby on Rails, React, and GraphQL—with opportunities to contribute to React Native mobile applications. You will build robust, scalable systems that power Hover's core product experiences.You will lead projects and features from inception to launch, covering everything from technical discovery and design to iteration and enhancement. Your contributions will impact customer-facing workflows, including onboarding, interactive design tools, inspections, and transactional systems, as well as platform capabilities that ensure product consistency.From crafting polished user interfaces to modeling backend systems and designing APIs, you will influence how professionals interact with Hover throughout their workflows. You will work closely with product and design teams, enhance shared systems, and foster a positive engineering culture through mentorship and collaboration.

Join our dynamic team as a Senior Software Engineer at toma, where you will play a pivotal role in developing innovative software solutions that drive our business forward. In this position, you will collaborate with cross-functional teams to design, implement, and maintain scalable applications. Your expertise will be essential in ensuring high-quality code and streamlined processes, ultimately enhancing our product offerings.

Join CNBC as a Technology Editor, where you will play a pivotal role in shaping technology news coverage. You will be responsible for creating compelling content that resonates with our audience and aligns with the fast-paced world of technology. This is an exciting opportunity to leverage your expertise in technology journalism to drive engaging narratives and insights.

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.

About the RoleAt Descript, we are revolutionizing the way audio and video content is created and edited, ensuring that the process is swift, user-friendly, and accessible to everyone. Our innovative media editor leverages real-time collaboration, exceptional user experience, and advanced AI technology. This is the future of media!The Builder Experience (BIX) team is a pivotal part of Descript's platform, laying the groundwork for every product engineer. We manage the design system, essential UI frameworks, client performance, state management patterns, continuous integration, as well as the libraries and tools that maintain our codebase's health and enhance engineer productivity. If it involves the client shell, rendering pipeline, or cross-cutting frontend infrastructure, it's within our domain.We are seeking a passionate engineer, proficient in modern React, who thrives in frontend platform development and is motivated by the goal of enhancing the efficiency of our entire engineering organization. You will engage in hands-on systems work—such as performance tuning, dependency management, and the evolution of our design system—while also adopting a coaching and enablement approach to assist product teams in implementing improvements and elevating their skills.

About the RoleJoin us in creating a cutting-edge AI-driven platform and web application designed for the seamless and rapid generation of audio and video content. Our mission is to revolutionize how users can record, transcribe, edit, and mix multimedia online, presenting us with unique technical challenges that require innovative solutions. We are seeking talented Software Engineers at both the senior and staff levels to fill several positions on our Agent team, dedicated to shaping the future of Agentic Video Editing!About the Team:Since launching in Open Beta in July 2025, the Agent team at Descript has been focused on enhancing user experiences for chat-based editing, expanding our agent's capabilities, and refining our infrastructure to support the ongoing advancement of AI models. Our team comprises AI Researchers and Software Engineers who are passionate about making video editing accessible to everyone. Collaborate with peers located in San Francisco, New York, and across the US and Canada.This role is perfect for you if you're excited about:Pushing the boundaries of quality in video editing agents through experimentation (e.g., tool design, token/context optimizations, reinforcement learning, multimodal capabilities).Creating an exceptional product experience for agentic video editing interactions that boosts user retention (e.g., refining prompt templates, addressing user feedback, implementing essential product features like chat history).Establishing a top-notch developer experience for building agents (e.g., logging systems, evaluation frameworks, online monitoring, and feedback loops).

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.

Clever is dedicated to bridging the gap in education by connecting every student globally to a vast array of learning opportunities. Our innovative identity platform supports 77% of U.S. schools and over 1 million K-12 students worldwide. As a trusted ally for educational institutions, we ensure secure and seamless access to digital learning resources, empowering students everywhere. Clever is proud to be a Kahoot! Company, headquartered in San Francisco, CA, with a far-reaching impact. Discover more about us at www.clever.com.The Infrastructure team at Clever is responsible for the engineering of our platform. This includes the development and enhancement of the internal developer platform utilized by our engineering teams to build, deploy, operate, and monitor Clever’s products. As a valued member of the Infrastructure team, you will be instrumental in creating self-service 'golden paths' and shared tools that enable teams to deliver and iterate on products swiftly and safely while ensuring adherence to reliability, security, and compliance standards. You will collaborate with engineering teams to identify pain points, enhance automation and workflows, and continuously elevate the developer experience and operational efficiency throughout the organization.

About Quizlet:At Quizlet, we are dedicated to empowering learners to achieve their goals through our innovative learning platform. With a valuation exceeding $1 billion, we engage tens of millions of students each month, including two-thirds of U.S. high school students and half of U.S. college students, facilitating over 2 billion learning interactions monthly.Our approach combines cognitive science with cutting-edge machine learning technologies to create personalized and enriched learning experiences for students, professionals, and lifelong learners. We are driven by the opportunity to support more learners through diverse methodologies and tools.Let’s Build the Future of LearningJoin our mission to design and implement AI-driven learning tools that scale globally and unleash human potential.About the Team:The Quizlet Mobile team is committed to being the leading force in digital learning on mobile platforms. Our team develops and enhances the essential mobile functionalities that make Quizlet a reliable learning partner, covering everything from flashcards and practice modes to AI-enhanced study experiences. We work collaboratively with the wider mobile organization, backend services, design, and product teams to provide seamless, top-quality learning experiences on both iOS and Android devices.About the Role:We are on the lookout for a Staff Engineer to join one of our Mobile teams in San Francisco. In this role, you will lead a team that shapes the core functionalities crucial for keeping learners engaged and successful.You will collaborate closely with engineers, designers, and product managers to deliver exceptional mobile experiences. Your responsibilities will include influencing technical direction, steering architectural decisions, and mentoring fellow engineers while overseeing projects from conception to launch. We seek an individual passionate about crafting intuitive mobile experiences.We are pleased to announce that this is an onsite position at our San Francisco office. To foster teamwork, we require employees to be present in the office a minimum of three days per week: Monday, Wednesday, and Thursday, or as directed by your manager or the company. We believe this arrangement enhances work efficiency, team collaboration, and supports both individual and organizational growth.