Senior Full Stack Software Engineer - Omnichannel

The Trade Desk is looking for a Senior Full Stack Software Engineer to join the Omnichannel division. This position centers on designing and building software that enhances user experiences across a range of platforms. Projects involve both web applications and integrated advertising technology. Key responsibilities Collaborate with engineering, product, and…

Why Join Brex?At Brex, we are redefining how companies manage their spending through our AI-driven spend platform. Our integrated solutions, including corporate cards, banking, and global payment systems, empower businesses—ranging from startups to large enterprises like DoorDash, Flexport, and Compass—to effectively control their expenses and enhance operational efficiency.Joining Brex means being part of an innovative environment where you can challenge yourself, disrupt conventional thinking, and collaborate with some of the industry's brightest talents. We are dedicated to fostering a diverse team and inclusive culture, believing that your potential should be limited only by your dreams. We provide you with the tools, resources, and support necessary for your professional growth.Engineering at BrexOur engineering division focuses on creating scalable systems with purpose and speed. Our collaborative teams across Software, Data, Security, and IT work with high autonomy, tackling complex technical challenges and striving for excellence in every aspect, from architecture to deployment. Here, engineering is not just a job—it's a craft that cultivates leadership among builders.Your RoleAs a Senior Full Stack Software Engineer on the Task Workflows Platform team, you will develop and enhance the foundational infrastructure that supports crucial user experiences at Brex. Your responsibilities will include working on a diverse range of platforms, such as our multi-channel notifications engine, collaborative commenting system, and dynamic workflow rule builder. You will be instrumental in transitioning our task orchestration framework from a centralized model to more specialized solutions tailored for specific product domains.You will confront intricate full-stack challenges, from designing scalable backend APIs and automation rule engines to developing intuitive frontend user experiences for domain-specific task interfaces and workflow builders. Beyond core platform duties, your contributions will significantly influence broader product experiences, including utilizing AI to enhance user workflows and supporting the ongoing evolution of our productivity tools across web and mobile platforms.Work EnvironmentThis position is located in our San Francisco office. We adopt a hybrid work model that combines the dynamic interactions of in-office work with the flexibility of remote arrangements. Currently, we require a minimum of three coordinated days in the office each week.

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!

We appreciate your interest in joining the Uncountable Engineering team!Position OverviewUncountable is on the lookout for enthusiastic interns who are eager to embark on a journey in full-stack software engineering. Our mission is to transform the landscape of industrial research and development. We seek passionate engineers ready to contribute to the creation of an advanced development platform utilized by Fortune 500 companies.Potential ProjectsYou'll have the opportunity to design databases for enhanced analytical capabilities and develop innovative interfaces and views that empower scientists in managing experiments.EligibilityWe will only consider candidates who are graduating within a year of the internship.Compensation: $6,000 per month

Employee Applicant Privacy NoticeJoin Our Mission:Be a part of revolutionizing the financial landscape with us. At SoFi, we are committed to transforming the way individuals engage with their personal finances. As a pioneering financial services firm and national bank, we leverage cutting-edge, mobile-first technology to empower millions of members to achieve their financial ambitions. The financial industry is undergoing a significant change, and we are leading the charge. Come to work every day knowing your contributions matter and align with our core values. Invest in your future, your career, and the financial ecosystem.Your Role:We are on the lookout for a Full-Stack Engineer to join our dynamic Member Benefits and Rewards team, which is integral to delivering member-centric benefits like credit card cash back and the 1% investment match.Additionally, you will play a key role in SoFi’s latest subscription service, SoFi Plus, a strategic initiative for our firm. Our team oversees member-facing functionalities on SoFi's app and website, as well as the backend streaming services that support the user experience. This is a fantastic opportunity to gain full-stack experience and demonstrate your skills in a high-priority company initiative.Your Responsibilities:Collaborate across Product, Design, Engineering, and Data Science teams to convert business requirements into scalable technical solutions.Guide and motivate engineers through code reviews, technical guidance, and by nurturing a culture of innovation and teamwork.Tackle complex challenges across infrastructure, data pipelines, and backend services to ensure robust, reliable, and future-ready systems.Drive innovation by recognizing opportunities for new technologies, AI/ML marketing strategies, and process enhancements to elevate our marketing capabilities.Take ownership of the entire project lifecycle—from ideation to deployment, monitoring, and ongoing enhancement.Stay abreast of industry trends by investigating advancements in AI/ML, personalization, and automation to refine SoFi’s marketing approaches.

At Benchling, we're at the forefront of a biotechnology revolution, transforming everything from medicine to agriculture with cutting-edge technology. As science progresses at an unprecedented pace, we are committed to empowering researchers and innovators with the tools they need to succeed.Our mission is clear: to harness the potential of biotechnology. Leading biotech firms rely on Benchling’s R&D Cloud to streamline product development, enhance operational efficiencies, and expedite their journey to market. Join us in reshaping the future of science through modern software solutions.ROLE OVERVIEWWe are seeking a talented Software Engineer to join our newly established Enterprise Lifecycle team. This dynamic group focuses on ensuring that our largest global clients—renowned organizations pioneering some of the most groundbreaking treatments—achieve success in highly regulated environments. Our goal is to assist these clients in validating the safety of their products and navigating complex regulatory landscapes with confidence.In this pivotal role, you will be a technical leader responsible for designing and developing critical systems that our enterprise customers depend upon for regulatory submissions and audits. Your contributions will directly impact features that are vital for FDA submissions and GxP-regulated workflows. This position sits at the intersection of platform development and product innovation, requiring deep technical acumen as well as a strong sense of product direction.We value technical excellence, a profound understanding of user requirements, and a dedication to crafting solutions that simplify complex scientific processes. If you’re passionate about solving challenging technical issues that can significantly influence global health and innovation, we invite you to apply.

Join our innovative team at Benchling as a Full Stack Software Engineer specializing in Chemistry. You will be a vital part of our mission to empower scientists and researchers with cutting-edge software solutions. Your role will involve designing, developing, and deploying applications that enhance scientific research and data management in the life sciences sector.

Join Our Team at Owner.comAt Owner.com, we are revolutionizing the way local restaurants grow through our innovative AI growth system, designed specifically for their needs.Our AI enhances SEO, marketing, and online ordering systems to maximize first-party orders, empowering small business owners with a user-friendly platform managed by experts. We provide a suite of tools that levels the playing field against larger chains.Our VisionWe aim to enable independent restaurants to thrive online, and our vision extends beyond them. Many local businesses face similar challenges, and we aspire to provide solutions that can assist them as well. Our goal is to develop technology that tens of millions of local business owners can leverage for success in the digital landscape.Our AchievementsSince our inception in 2020, we have generated substantial revenue and facilitated over half a billion dollars in online orders. Over 20,000 restaurant owners have benefited from our services, saving nearly $200 million in fees.Our TeamComprising top talent from leading companies in the SMB software sector, our team is poised for rapid growth as we expand further in 2026.Work EnvironmentAs a remote-first company headquartered in San Francisco with a sales hub in Toronto, we foster a flexible work culture. Most of our team members are distributed globally. For specific roles, we encourage in-person collaboration, so please consult with your recruiter regarding location details.

Join Lead Bank as a Full Stack Software Engineer III, where you'll play a pivotal role in developing innovative software solutions. In this hybrid position, you will collaborate with cross-functional teams to deliver high-quality applications that enhance our banking services. Your expertise in both front-end and back-end technologies will be essential in driving projects from conception through to deployment.

Blockstream was established in 2014 by Dr. Adam Back and a dedicated team of cryptographers and engineers who are deeply passionate about Bitcoin and its transformative potential for the financial landscape. Our mission is to create foundational Bitcoin infrastructure, and we have swiftly evolved into one of the foremost technology leaders in the sector.At Blockstream, we are committed to developing unparalleled solutions on Bitcoin that aim to revolutionize the traditional financial system. We envision a future where individuals and enterprises can seamlessly engage with a global, permissionless platform to safeguard their assets, utilize them daily, and invest or leverage them effectively. To realize this ambitious vision, we have created a comprehensive suite of innovative products built upon the Bitcoin protocol, including layer-2 initiatives like Liquid and Core Lightning, as well as user-centric software and hardware wallets such as Green and Jade. Our brand embodies innovation within the Bitcoin community, and we are expanding our team to hasten our trajectory into the future.In this position, you will craft services that empower users to develop dynamic and pioneering applications leveraging Bitcoin.

Join Cloudflare as a Senior Full Stack Software Engineer and be at the forefront of our mission to help build a better Internet. We are looking for talented engineers who thrive in a collaborative environment and are eager to tackle complex challenges.Your role will involve designing, developing, and optimizing applications across the full stack. You will work closely with cross-functional teams to create innovative solutions that enhance our platform's capabilities.

Superhuman embraces a vibrant hybrid working model for this position, allowing team members to enjoy a perfect blend of focused work time and collaborative in-person sessions. This approach nurtures trust, innovation, and a robust team culture.About SuperhumanGrammarly has become a key part of Superhuman, an AI productivity platform dedicated to unlocking the superhuman potential in everyone. Our suite of applications and agents seamlessly integrates with over a million applications and websites, including top products such as Grammarly’s writing assistance, Coda’s collaborative workspaces, Mail’s inbox management, and Go, our proactive AI assistant designed to understand context and provide timely help. Founded in 2009, Superhuman empowers over 40 million users, 50,000 organizations, and 3,000 educational institutions worldwide to eliminate busywork and focus on what truly matters. Discover more at superhuman.com and explore our values here.The OpportunityTo realize our ambitious goals, we are seeking talented Full-Stack Software Engineers to join our engineering teams. As a Full-Stack Engineer at Superhuman, you will be instrumental in developing essential components of our product offerings, infrastructure, and features that empower 40 million users to communicate more clearly and effectively every day. You will work across both Front-End and Back-End, contributing to significant and impactful projects.At Superhuman, our engineers and researchers are given the freedom to innovate and discover breakthroughs, significantly influencing our product roadmap. As we scale our interfaces, algorithms, and infrastructure, the complexity of our technical challenges is rapidly increasing. You can learn more about our work from our technical blog.With rapid growth, Superhuman offers opportunities to join dynamic teams, learn from experienced peers, and build products and teams from the ground up. Within our expanding engineering organization, there is ample opportunity for ownership and a direct impact on users.As a Full-Stack Engineer, you will:Begin coding and deploying features in your first week.Develop and maintain production services with high call rates on the Back-End and create rich user interfaces on the Front-End.Aim for high availability for both consumer and enterprise customers.

At AKASA, we are dedicated to transforming the future of healthcare through the power of artificial intelligence. As a premier provider of generative AI solutions for healthcare revenue cycles, we empower health systems to capture and convey the complete clinical journey of patients. This allows organizations to enhance their operational efficiency, enabling them to prioritize what truly matters—providing exceptional patient care.Currently, we are experiencing unprecedented growth, with revenue bookings for our innovative AI-native product suite soaring over 20 times since its launch in 2024. We have shattered our record for the largest deal in company history three times in a row, a testament to the significant improvements we deliver to our clients in clinical quality and documentation accuracy.Our deployments have earned national recognition as one of the most comprehensive real-world applications of GenAI in healthcare finance to date. Our clients, representing over $120 billion in net patient revenue, include some of the most forward-thinking health systems in the nation, such as Cleveland Clinic, Duke, Stanford, and Johns Hopkins.We are also proud to have been recognized as the #1 most promising healthcare RCM startup of 2025 by Black Book Market Research and one of the top GenAI startups to watch by AIM Research. Our CEO has been ranked among the “Top 50 Healthcare Technology CEOs” by the Healthcare Technology Report. Additionally, we have been certified as a “Great Place to Work” for five consecutive years.Join us as we harness this momentum to redefine possibilities in healthcare. We are seeking exceptional talent to help us accelerate this vision.

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.

At Substack, we are revolutionizing the cultural landscape by providing a dynamic economic engine that empowers the most creative voices online with their own publishing platform. Our mission is to ensure that the direction of culture is determined by those who create and engage with it, rather than by established media gatekeepers or the unpredictable nature of social media. Through our innovative direct subscription model, we have sparked a remarkable movement in independent publishing, granting creators economic freedom, creative control, and direct access to their most devoted audiences.About the Community TeamWe are at the forefront of developing cutting-edge products and features designed to help Substack creators foster and manage their communities. Our initiatives include everything from direct messaging (DMs) and Substack Chat to entirely new offerings.Our team collaborates closely with our CEO, Chris Best, and every engineer is encouraged to contribute innovative ideas for new products and enhancements to existing features. These concepts evolve into internal prototypes, ultimately transforming into products that serve millions of users.As a small, nimble team of generalists, we value a passion for working across the entire tech stack, a readiness to prototype, and a product-focused mindset.

Join Our Team at Rad AIAt Rad AI, we are dedicated to reshaping the healthcare landscape through the power of artificial intelligence. Founded by a visionary radiologist, our innovative AI solutions are revolutionizing the field of radiology by significantly enhancing efficiency, alleviating professional burnout, and ultimately improving patient outcomes. With access to one of the largest proprietary datasets of radiology reports globally, our AI technology has played a crucial role in identifying numerous new cancer diagnoses and has successfully reduced error rates in millions of radiology reports by nearly 50%.Having raised over $140 million in funding, including a notable Series C round of $68 million led by Transformation Capital, we are proud to be valued at $528 million. Our esteemed investors, such as Khosla Ventures, World Innovation Lab, Gradient Ventures, and Cone Health Ventures, are all committed to supporting our mission of empowering healthcare professionals with state-of-the-art AI tools.Our groundbreaking advancements in generative AI are utilized daily by thousands of radiologists, serving more than one-third of radiology groups and healthcare systems across the U.S., including partnerships with Cone Health, Jefferson Einstein Health, Geisinger, Guthrie Healthcare System, and Henry Ford Health.Recognized as a leader in healthcare AI by CB Insights, and celebrated by AuntMinnie for our Omni Reporting tool as 2023's best new radiology software, we are also ranked as the 19th fastest-growing company in North America by Deloitte. Most recently, we earned a spot on CNBC’s Disruptor 50 list, showcasing our innovation and growth.If you are passionate about shaping the future of healthcare, we invite you to join our dynamic team!Why You Should Join Us:We are seeking a talented Staff Software Engineer to become a vital part of our platform team. In this position, you will be responsible for the development and maintenance of our comprehensive healthcare data platform. Your efforts will focus on creating tools and systems that are essential for our mission-critical products, such as our Reporting application, collaborating with platforms like Medplum and managing health data standards including HL7.You will have a significant impact on designing and maintaining the backend infrastructure that supports our customer-facing products. This role is predominantly backend-focused, making it perfect for individuals who excel in building robust and scalable systems using Python and TypeScript.

About Our TeamThe Revenue Platform team is pivotal in enhancing customer experience, ensuring financial accuracy, and delivering enterprise-level reliability. We develop both user-facing experiences and the robust platform capabilities that enable invoicing, billing, payments, and revenue recognition across OpenAI. Our efforts encompass high-impact customer interfaces and foundational platform components leveraged by various teams. These systems are integral to supporting OpenAI's sustained growth, and we seek engineers who are passionate about quality, precision, and creating scalable platforms that foster a delightful development experience.At OpenAI, our mission is to ensure that artificial general intelligence serves the betterment of humanity. Realizing this vision necessitates not only exceptional models but also a trusted, top-tier commercial platform. The Revenue Platform team empowers organizations to confidently adopt, scale, and manage their use of OpenAI products through reliable and extensible financial infrastructure and shared services that bolster the overall ecosystem.We are in search of a full-stack engineer to oversee critical revenue workflows and the platform abstractions that underpin them. You will engage with APIs, data models, shared services, and user interfaces to tackle challenging problems related to scalability, accuracy, and usability. By collaborating closely with Product, Finance, Sales, Operations, and other engineering teams, you will translate complex business requirements into robust platform capabilities, enhancing engineering quality and developer experience as our products and enterprise presence expand.Role OverviewAs a Full Stack Engineer on the Revenue Platform team, your responsibilities will include designing, building, and maintaining platform services and user-facing interfaces that are crucial to OpenAI’s commercial operations. You will partner with product management, design, finance, and engineering teams to create seamless customer experiences, while also establishing shared foundations that enable other teams to build efficiently and safely. Your contributions will be vital in shaping the reliability, scalability, and integrity of OpenAI’s essential financial workflows.Key Responsibilities:Develop and enhance shared full-stack platform components, including APIs, data models, services, and UI elements that facilitate billing, subscriptions, usage-based pricing, and enterprise entitlements across OpenAI.Design scalable and reusable revenue workflows and abstractions that allow other product teams to introduce new offerings without duplicating core billing logic.Collaborate with cross-functional teams to refine user interfaces and optimize the overall user experience.

About Our TeamThe Knowledge Innovation team is at the forefront of scaling OpenAI's capabilities. We are developing an AI-driven knowledge ecosystem that adapts and evolves alongside our products, systems, and client needs. Our cutting-edge models and technologies—some of which are still under development—enable us to automate and enhance robust operations for both internal and external stakeholders. We take pride in supporting OpenAI's global clientele, driving systems from customer support to product insights. As a tightly-knit, multi-disciplinary team, we thrive on rapid feedback loops with our customers, allowing us to iterate swiftly while ensuring long-term reliability and impact. We continuously seek similarities and patterns across diverse work types, focusing on creating simple, effective primitives to apply world-class knowledge across various domains.Our team's work exemplifies the power of OpenAI technologies. We design systems that showcase the transformative potential of well-implemented AI solutions. By exploring internal use cases that focus on knowledge systems, automation, and agent systems, we validate our impact and scale our solutions.About the RoleWe are on the lookout for Full Stack Engineers who are enthusiastic about merging production-ready platform architecture with innovative technologies and paradigms. In this role, you will leverage OpenAI's latest technologies to create interactions and automations that are not only effective but also enjoyable for users. We value proactive, customer-focused engineers who pay close attention to foundational details (data models, architecture, security) in order to foster the development of exceptional products. Your Responsibilities Will Include:Managing the complete development lifecycle for new platform capabilities and their integration with other systems.Collaborating closely with engineers, data scientists, information systems architects, and internal customers to understand their challenges and implement effective solutions.Working with product and research teams to provide pertinent feedback and iterate on the application of their latest models.About OpenAIOpenAI is a pioneering AI research and deployment organization committed to ensuring that general-purpose artificial intelligence benefits all of humanity. We are dedicated to pushing the boundaries of AI capabilities while deploying them safely through our innovative products. AI is a formidable tool that must be developed with a focus on safety and human values, and we strive to lead the way in this vital endeavor.

Join Inkitt as we revolutionize the entertainment industry! We are creating the Disney of the 21st Century by harnessing the power of AI and predictive algorithms to uncover hidden stories and transform them into blockbuster hits. With a new $1M ebook released every 4 weeks, we deliver directly to consumers through our innovative Galatea app. As the 11th most successful publisher globally, we have a hit-rate 40 times greater than traditional publishers. Backed by renowned VCs like Khosla, Kleiner Perkins, and NEA Ventures, our recent foray into CandyJarTV marks just the beginning of our journey to become a next-gen entertainment powerhouse.

About CaraCara is an innovative AI platform specifically designed for the insurance sector, offering a modular system that empowers agencies, brokerages, and MGAs to automate services, enhance sales, and expand operations with a round-the-clock digital workforce.As one of the fastest-growing AI firms within the insurance landscape, we attract agencies and brokerages of various sizes, bolstered by a rapidly growing customer base. Our team comprises experts in engineering and insurance from notable organizations like Stripe, Blend, Strategy&, and Travelers, and we are supported by top-tier venture capitalists as we scale both our product and team to meet increasing market demands.About the RoleAs a Software Engineer at Cara, you will engage in full-stack development, crafting the systems that drive our AI platform—from user-friendly interfaces to backend services and AI infrastructure. Your responsibilities will include developing product features, creating custom solutions for mid-market and enterprise clients, and fortifying our platform to uphold performance, reliability, and security. This hands-on position offers extensive ownership and collaboration with product, AI, and go-to-market teams to transform intricate insurance workflows into streamlined, automated experiences. You will work directly with the founders and clients to influence the roadmap, product, and technology.What You’ll DoAI Agents & Workflows: Develop and enhance autonomous digital agents that manage insurance workflows comprehensively.Full-Stack Product Engineering: Conceptualize, design, implement, and deploy new features across the entire stack—from frontend user interfaces to backend APIs and critical infrastructure.Enterprise Solutions: Collaborate closely with clients to design and implement customized solutions that integrate seamlessly into their business processes and the broader platform.Platform Development: Enhance our core systems, including AI and computing infrastructure, asynchronous processing, observability, and operations.Performance: Evaluate, optimize, and innovate production systems to deliver exceptional speed and performance for AI workflows.Cross-Functional Collaboration: Research cutting-edge technologies and partner with the go-to-market team to dissect customer requirements, prioritize and develop product roadmaps, and deliver impactful solutions.