Senior / Staff Fullstack Software Engineer

Sendbird seeks a Software Engineer specializing in AI Agents to help develop and enhance advanced AI technologies. The position is based in San Mateo, California. Role overview This engineer will collaborate with a talented team to design, build, and improve AI-driven features. The work centers on creating solutions that strengthen user experiences across Sendbird’s platforms. What you will do Work with team members to design and implement AI-powered features Refine and optimize AI technologies to support user needs Contribute to ongoing improvements across Sendbird’s products

Company OverviewMaxima is pioneering an innovative AI platform designed to automate enterprise accounting processes. Our advanced system manages large volumes of financial data and intricate accounting workflows, ensuring precision and dependability.We are addressing some of the most complex challenges in enterprise automation, supported by a stellar engineering team with talent from industry leaders such as Robinhood, Glean, Google, Netflix, and Meta. Backed by esteemed investors like Kleiner Perkins and Redpoint Ventures, we are trusted by leading clients including Scale AI and Rippling.Position OverviewAs an AI Software Engineer at Maxima, you will work at the forefront of AI technology and product development, crafting intelligent workflows that enhance enterprise accounting automation. This position emphasizes the practical application of AI capabilities, transforming them into reliable, production-grade systems utilized by customers daily.You will be responsible for designing and refining prompts, evaluations, and model interfaces; orchestrating AI workflows; and deeply integrating AI components into our product and infrastructure. A key aspect of your role will be to ensure that AI-driven systems maintain reliability and scalability, particularly in high-stakes financial processes.Collaboration will be crucial as you work closely with product, design, and engineering teams to deliver comprehensive features. You will also influence the development, testing, and deployment of AI throughout the organization. We seek engineers who are pragmatic, product-oriented, and eager to advance AI systems from experimentation to dependable production.

About Us:At Fireworks AI, we are at the forefront of creating next-generation generative AI infrastructure. Our cutting-edge platform is recognized for delivering the highest-quality models with unparalleled speed and scalability in inference. Independently benchmarked as a leader in LLM inference speed, we drive significant advancements through innovative projects, including our proprietary function calling and multimodal models. As a Series C company valued at $4 billion and backed by leading investors such as Benchmark, Sequoia, Lightspeed, Index, and Evantic, we are a dynamic team of builders, comprised of veterans from Meta PyTorch and Google Vertex AI.The Role:We are seeking a talented Software Engineer to join our AI Infrastructure team. In this pivotal role, you will contribute to designing and developing the foundational systems that power Fireworks AI’s generative AI platform. Your focus will be on building robust infrastructure and tools that guarantee the reliability, performance, quality, and availability of our AI systems.Our mission is to establish Fireworks AI as the most dependable and user-friendly generative AI platform globally. You will collaborate closely with our cloud infrastructure, product, and performance teams to create infrastructure solutions that connect our customers with the high-performance proprietary Fireworks inference engine.Key Responsibilities:Design and develop scalable backend infrastructure supporting distributed training, inference, and data pipelines.Build and maintain essential backend services, including LLM CI/CD pipelines, control planes, and model serving systems.Enhance performance optimization, cost efficiency, and reliability across compute, storage, and networking layers.Create frameworks and safeguards to ensure Fireworks AI maintains the highest model quality in the industry.Work alongside performance, training, and product teams to translate research and product requirements into effective infrastructure solutions.Engage in code reviews, technical discussions, and continuous integration and deployment processes.

About LuminaiLuminai is revolutionizing healthcare operations by leveraging technology to eliminate inefficiencies that traditionally relied on human intervention. Our innovative solutions automate complex manual tasks, allowing healthcare professionals to focus on what matters most: patient care. We have garnered significant investment from top-tier Silicon Valley venture capitalists, including General Catalyst and YCombinator, as well as industry leaders from renowned companies.About the RoleWe are seeking a talented Senior Software Engineer to contribute to our applied AI systems. You will be integral to the research, experimentation, and enhancement of our AI automation platform, which is utilized globally in mission-critical environments. Your expertise in software engineering principles, eagerness to embrace new concepts, and ability to lead technical initiatives will be vital for success in this role.What You'll DoDesign and implement experiments to enhance key AI performance metrics.Develop evaluation frameworks that accelerate experimentation processes.Train, fine-tune, and optimize machine learning models through rigorous testing.Collaborate on core product features to enhance platform capabilities.Establish observability and monitoring systems to ensure model safety in critical applications.What We’re Looking ForDemonstrable experience in delivering high-quality code in challenging projects.Bachelor's or Master's degree in Computer Science or a related field.

About Our TeamAt Genesis Molecular AI, we are a dedicated group of innovative drug hunters, deep learning researchers, and skilled software engineers, all striving to revolutionize biochemistry. Our mission is to harness the power of AI to discover and develop groundbreaking therapies for patients dealing with severe disorders.Our team is engaged in pioneering the development of foundational models for small molecule drug discovery, conducting essential research at the intersection of machine learning, physics, and computational chemistry. We engineer robust software systems that support extensive simulations and facilitate the training of generative and predictive AI models capable of learning from diverse molecular data, leveraging a powerful cluster of thousands of GPUs and tens of thousands of CPUs.About the PositionWe are in search of talented ML Infrastructure Engineers who are ready to take the lead in advancing our machine learning research agenda for generative modeling of molecular systems, a key component of our mission.In this role, you will spearhead the rapid evolution of our AI platform and infrastructure, unlocking unprecedented levels of performance, efficiency, and scalability. You will be responsible for constructing massively distributed training and inference pipelines, core MLOps tools and frameworks, as well as optimizing GPU operations to enhance the speed of ML models.Genesis fosters a collaborative and cross-functional environment, offering the opportunity to work closely with our exceptional engineers, researchers, and scientists.Your ResponsibilitiesLead engineering initiatives aimed at the continuous enhancement of our AI platform, focusing on the rapid development of scalable and resilient distributed infrastructure for ML training, inference, and evaluation.Facilitate model training and deployment across multiple clusters and cloud environments, with an emphasis on optimizing throughput and cost-effectiveness.Maximize the efficiency of ML models and various workloads regarding latency, throughput, and memory usage (e.g., through GPU performance engineering), pushing the limits of current hardware capabilities.Contribute to the long-term strategic vision for Genesis’ infrastructure platform.QualificationsWe are looking for engineers with a strong foundation in software development and a passion for machine learning, particularly in the context of infrastructure and distributed systems.

At Genesis Therapeutics, we are at the forefront of revolutionizing drug discovery by harnessing the power of machine learning, biophysical simulations, and computational chemistry. We are actively seeking a passionate Infrastructure Engineer to join our elite computational team. In this role, you will contribute to the development of groundbreaking medicines and play a pivotal part in the expansion of our advanced AI platform.Your Role:Collaborate with our infrastructure team to enhance and maintain our extensive multi-cloud compute infrastructure, which is vital for ML model training, computational chemistry research, and drug discovery initiatives.Develop and implement configurations and procedures for monitoring, resource allocation, and deployment automation to adapt to the growing demands of our autoscaling compute clusters.Contribute to the orchestration scheduling framework to boost execution throughput, increase reliability, and optimize compute utilization across diverse pipelines.Your Qualifications:Minimum of 5 years of experience in building and maintaining scalable cloud infrastructure, particularly with AWS or GCP.Proficient in Python, Bash, Terraform, Ray, and Kubernetes.Experience with distributed ML training jobs on compute clusters with over 1,000 GPUs is highly desirable.Hands-on experience with physical hardware and data center management is a plus.What We Offer:An opportunity to engage with impactful infrastructure that accelerates the discovery of new medicines.Be part of a world-class, close-knit team of dedicated professionals across software, machine learning, computational chemistry, medicinal chemistry, and biology.Competitive salary and equity options, alongside comprehensive medical, dental, and vision coverage, plus a 401(k) retirement plan.

Verkada’s AI Software Engineering Internship for Fall 2026 is based in San Mateo, CA. This program brings interns into a team dedicated to building AI solutions that support security and streamline operations. What you will do Collaborate with engineers to design, code, and test features powered by AI Assist in deploying new functionality into real-world products Work on practical projects and gain experience in a professional engineering environment Learning and impact This internship offers the chance to make a direct contribution to meaningful work. Interns learn from experienced engineers and see firsthand how AI addresses real security and operational challenges.

At Roblox, our platform serves millions of users daily, providing a space for exploration, creativity, gameplay, learning, and social connection through immersive 3D experiences crafted by our global community of developers and creators.We are dedicated to constructing innovative tools and platforms that enable our community to manifest their imaginative visions. Our goal is to revolutionize how individuals connect globally, regardless of their geographical location or device. Join us in our mission to unite a billion individuals with positivity and respect, as we seek exceptional talent to help realize this vision.A career at Roblox means influencing the future of human interaction by tackling unique technical challenges on a grand scale and contributing to the creation of safer, more respectful shared experiences for all.Every day, numerous configuration changes are made by service owners across Roblox. This crucial function supports millions of players worldwide as they engage with Roblox for play, learning, work, and socializing. Become a part of the Engineering Efficiency - Configuration team at Roblox and play a vital role in enhancing our development experience. As a Senior Software Engineer, your contributions will significantly transform our development processes and facilitate global expansion through advanced technology.Your ResponsibilitiesUnify and Integrate Systems: Seamlessly merge various high-performance frontends and backends into a cohesive, scalable, and secure next-gen configuration system capable of handling millions of requests per second. Integrate configuration management into the CI/CD pipeline effortlessly.Accelerate Configuration Management with AI: Implement AI Agents to enable smooth configuration upgrades, management, and automation.Ensure Safety and Reliability: Develop robust systems to automate configuration changes, minimizing errors and guaranteeing safe modifications at scale.Enhance and Support: Take ownership of existing configuration systems, provide on-call support as needed, and proactively introduce new features and fixes to improve stability and performance.Improve Runtime Configurations: Create and enforce language-specific libraries and standardized processes to optimize runtime configurations across our platform, promoting consistency and efficiency.

About You:You have achieved something extraordinary and possess undeniable proof of your skills to showcase to us.You can take an idea from concept to execution with remarkable speed and efficiency.You have a passion for continuous learning and growth.You are committed to shaping the future of physical engineering.About Us:At P-1 AI, we are on a mission to revolutionize engineering through the development of an Engineering AGI. Our flagship product, Archie, is an AI engineer that combines quantitative intuition with the ability to utilize engineering tools effectively. Archie starts at the level of a junior design engineer but quickly improves in capability and intelligence. Our vision is to integrate Archie into every engineering team across the globe.Our founding team consists of leading experts in deep learning, model-based engineering, and various industries we serve. Recently, we secured a $23 million seed funding round led by Radical Ventures, alongside other notable AI and industrial leaders from organizations like OpenAI and DeepMind.In Summary:We are driven by a meaningful mission.Wearing multiple hats is part of our culture.Our environment is free from corporate politics and bureaucracy.We prioritize fast, data-driven decision-making, valuing agility and velocity.About the Role:Join our small yet ambitious team as we tackle significant engineering challenges. We seek an exceptional Software Engineer with a versatile skill set to handle a wide array of engineering tasks, including architecture, front-end, back-end, full-stack, and infrastructure development. Our ideal candidate is not just experienced but also mission-driven, eager to learn, and ready to make a remarkable impact.This position can be remote (within the US or Canada with valid work authorization) or based at our San Mateo office. Remote workers should be prepared to spend one week in every six working alongside the team.

Join Notable as a Senior Fullstack Software Engineer and play a pivotal role in revolutionizing healthcare through cutting-edge AI technology. We seek an experienced engineer to design, develop, and maintain innovative web applications that enhance patient care and streamline healthcare delivery. Collaborate with cross-functional teams, including product managers and UX/UI designers, to build high-performance solutions that integrate seamlessly with various healthcare systems. Uphold best practices in code quality and deployment, and work alongside our data science team to bring machine learning and natural language processing algorithms to life in production environments. Become part of a mission-driven culture committed to transforming healthcare for millions.

Join Our Team at LuminaiLuminai is transforming healthcare operations by bridging the gap between human effort and technology. Our innovative solutions automate critical processes that have traditionally relied on manual work, enabling healthcare providers to focus on what truly matters: their patients. Despite the challenges faced by health systems, Luminai's platform organizes complexity, automates workflows, and integrates intelligence across systems to streamline operations and enhance patient care.Backed by leading investors from Silicon Valley—including General Catalyst, Peak XV, and YCombinator—Luminai is on a mission to redefine healthcare efficiency and productivity.About the OpportunityAs a Staff Software Engineer, you will be a key architect in developing our core platform, which is utilized globally for executing and scaling AI automations in essential production settings. Your expertise in software engineering fundamentals will be critical as you lead technical projects and contribute to our ambitious engineering goals. You will play a pivotal role in defining and enhancing the foundational systems that empower our engineering team to deliver an exceptional platform experience.Key ResponsibilitiesDevelop languages and associated tools (DSLs, parsers, compilers) for both internal and external system abstractions.Design and maintain distributed computing environments.Identify and resolve system bottlenecks, proactively re-architecting foundational abstractions to facilitate scalability.Lead technical initiatives that establish high-quality standards in the codebase.Define and enhance experimentation, monitoring, reliability, and observability strategies for production systems.Drive improvements to the core Luminai Integrated Development Environment (IDE) to ensure an outstanding user experience.

At Notable, we are at the forefront of revolutionizing healthcare through our advanced AI platform, designed to enhance workforce productivity. Our innovative solutions empower healthcare systems, hospitals, and payers to elevate care quality, bridge gaps in patient services, and drive member engagement—all while scaling operations without the need for additional personnel.Our mission is clear: to enrich the lives of patients, healthcare providers, and staff alike—creating a positive impact on healthcare for everyone. This isn't merely an aspiration; it's a reality we work towards daily. As part of Notable, you will join a dedicated team committed to transforming healthcare and aiming to positively influence the lives of 100 million patients.We cultivate a purposeful culture that empowers each team member to excel in their roles, collaborate with top talent, and enjoy the journey of achieving significant milestones together.Position Overview:We are seeking a talented Senior Fullstack Software Engineer to join our dynamic engineering team. In this role, you will utilize your extensive expertise to design, develop, and maintain high-performing web applications that significantly enhance healthcare delivery. Collaboration with cross-functional teams will be key as you implement innovative solutions, all aimed at improving patient care and optimizing healthcare workflows.Your Responsibilities:Architect and develop responsive, high-performance web applications that serve as the core of our healthcare AI platform.Engage with product managers and UX/UI designers to translate business needs into technical designs and intuitive user interfaces.Create and enhance RESTful APIs to facilitate seamless integrations with various healthcare systems and third-party services.Apply best practices for code quality, testing, and continuous integration/continuous deployment (CI/CD) to ensure software reliability and maintainability.Diagnose and resolve technical challenges across the entire stack, ensuring optimal front-end and back-end performance.Mentor junior engineers, offering guidance and expertise to nurture their development and enhance overall team capabilities.Collaborate closely with our data science team to deploy machine learning (ML) and natural language processing (NLP) algorithms into production applications, driving innovation in healthcare solutions.

Genesis Molecular AI is assembling an exceptional software engineering team dedicated to transforming drug discovery through innovative machine learning, advanced biophysical simulations, and computational chemistry. We are in search of passionate engineers eager to contribute to the development of groundbreaking medicines and play a pivotal role in enhancing our software platform.Your ResponsibilitiesLead the evolution of our full-stack platform utilized by computational chemists daily, encompassing data exploration, experiment management, and real-time visualization. You will create AI-driven workflows and modern interaction patterns to expedite insights from hypotheses.Develop and enhance tools for molecule and protein visualization, ML model analysis, and management of intricate chemical workflows.Collaborate with machine learning engineers and computational chemists to innovate and implement new computational techniques for predicting molecular properties.Expand our data infrastructure to accommodate billions of data points and numerous concurrent deep learning and molecular dynamics tasks.Your ProfileYou possess a deep analytical mindset, capable of reasoning from foundational principles while balancing meticulous detail with architectural vision, and you have a strong investigative drive to uncover the core of complex issues.You are comfortable managing challenges across the full stack, including frontend interfaces, backend services, data pipelines, and infrastructure.You have a proven track record of delivering production-ready code and driving projects from conception to completion with minimal supervision.You are excited to work at the convergence of software engineering, drug discovery, and machine learning.What We OfferA chance to work on impactful tools and products that are directly applied to expedite the discovery of new medicines.An environment of strong technical peers in AI, software development, and chemistry, all characterized by a blend of intellectual curiosity and humility. Our team engages in weekly discussions of 1-2 recent machine learning or chemistry papers to stay ahead and inspire innovative ideas.A competitive salary and equity package, along with comprehensive medical, dental, and vision insurance, and a 401(k) plan.About Genesis Molecular AIGenesis Molecular AI is pioneering the application of molecular AI technologies to revolutionize drug discovery, driving efficiency and effectiveness in the quest for new therapies.

About Us:At Fireworks AI, we are pioneering the future of generative AI infrastructure. Our cutting-edge platform provides unparalleled model quality with the fastest and most scalable inference capabilities in the industry. We have been independently recognized as the leader in LLM inference speed and are at the forefront of innovative projects like our proprietary function calling and multimodal models. As a Series C company valued at $4 billion, we are backed by premier investors including Benchmark, Sequoia, Lightspeed, Index, and Evantic. Our dynamic team of builders includes veterans from Meta PyTorch and Google Vertex AI, and we are driven by ambition and collaboration.The Role: We are seeking a talented Software Engineer specializing in Performance Optimization to enhance the speed and efficiency of our AI infrastructure. This role demands ownership of performance optimization across all system layers, from low-level GPU kernels to large-scale distributed systems. Your primary focus will be on maximizing the efficiency of our most demanding workloads, which encompass large language models (LLMs), vision-language models (VLMs), and next-generation video models.You will collaborate closely with teams in research, infrastructure, and systems to identify performance bottlenecks, implement innovative optimizations, and scale our AI systems to meet the real-world demands of production use cases. Your contributions will significantly influence the speed, scalability, and cost-effectiveness of some of the most advanced generative AI models globally.

About Us:At Fireworks AI, we are at the forefront of generative AI infrastructure innovation. We provide cutting-edge models with unmatched inference speed and scalability, establishing ourselves as leaders in the industry. Our projects include groundbreaking function calling and multimodal models, solidifying our reputation for excellence. As a Series C company valued at $4 billion, we are backed by esteemed investors such as Benchmark, Sequoia, Lightspeed, Index, and Evantic. Our dynamic team, composed of veterans from Meta PyTorch and Google Vertex AI, thrives on collaboration and ambition.The RoleJoin us in developing the fundamental systems that drive Fireworks AI, ranging from customer-centric APIs and product features to the distributed infrastructure facilitating AI workloads on a massive scale.This position is a comprehensive full-stack backend and infrastructure role. You will design systems, deliver products, and take ownership of the entire process from inception to deployment.What You’ll Work OnAPIs, web backend, and developer toolingModel training, fine-tuning, and inference orchestrationJob scheduling, autoscaling, and model servingBilling, enterprise features, and access controlCross-cloud infrastructure (compute, storage, networking)Global scale GPU cluster managementWhat You’ll DoDevelop and scale backend services and distributed systemsEnsure system reliability from design through productionCollaborate directly with customers to address real-world challengesEnhance performance, cost-effectiveness, and developer experienceRapidly implement AI tools to automate processesYou Might Be a Fit IfYou are eager to engage in the AI revolutionYou enjoy building infrastructure and backend systems that enhance productsYou think critically about systems, trade-offs, and their impactsYou demonstrate ownership and drive initiatives across teams

Company OverviewAt Maxima, we are pioneering an innovative AI platform designed to revolutionize enterprise accounting processes. Our advanced system efficiently manages large volumes of financial data and complex accounting workflows, ensuring precision and reliability.We are committed to solving some of the most challenging issues in enterprise automation and have assembled a top-tier engineering team, featuring industry veterans from Robinhood, Glean, Google, Netflix, and Meta. Maxima is proudly backed by esteemed investors such as Kleiner Perkins and Redpoint Ventures, and we are trusted by leading customers including Scale AI and Rippling.Role SummaryAs a Frontend Engineer at Maxima, you will create user-friendly interfaces crucial for our advanced accounting solutions. This position requires close collaboration with product managers, designers, and backend engineers. You will also engage with customers directly to facilitate the launch of new features. We prioritize engineers who are passionate about user experience, as your contributions will significantly influence our product's direction.

About Wisdom AIAt Wisdom AI, we are on a transformative journey to simplify data interactions for businesses. Our mission is to make data insights accessible, enabling swift and informed decision-making. We prioritize simplicity and clarity, guided by core values that shape our culture:Default to Action: We thrive on speed and value progress.Customer-Obsessed: Our goal is to maximize customer value.One Team: We communicate openly and challenge ideas respectfully.Role OverviewWe are seeking a talented Backend/Infrastructure Engineer to join our founding team. You will play a pivotal role in developing machine learning and data pipelines designed for efficiency, security, and scalability. As a Platforms Engineer, you will focus on deployments, observability, and enhancing the production environment to better serve our customers.Key ResponsibilitiesOversee the observability and deployment processes within the Wisdom stack.Collaborate with software and sales engineers to establish effective production change management processes and tools.Utilize modern cloud infrastructure to create cost-effective and scalable systems.Engage with customers and founders to shape the engineering roadmap.Contribute to the development of the engineering culture and technology stack.

Join Our Team at MaximaAt Maxima, we are pioneering an innovative AI platform designed to automate enterprise accounting processes. Our solution effectively manages vast amounts of financial data, intricate accounting workflows, and guarantees robust execution that is both precise and dependable.We are addressing some of the most challenging issues in enterprise automation, and we have attracted a stellar engineering team comprised of industry experts from renowned companies like Robinhood, Glean, Google, Netflix, and Meta. Backed by prestigious investors such as Kleiner Perkins and Redpoint Ventures, we are proud to serve leading clients like Scale AI and Rippling.Your RoleAs a Software Engineer specializing in Data Infrastructure, you will be instrumental in developing and scaling systems that efficiently ingest and process large financial datasets. This foundational platform supports all accounting workflows and the agentic system. Your responsibilities will include designing our data lakes, constructing multi-tenant relational databases, and exploring optimal search engine and vector database configurations to enhance various workflows.

About UsAt Verkada, we are revolutionizing the way organizations safeguard their assets and personnel through our cutting-edge, AI-driven platform. As a premier provider in cloud-based physical security, we enable businesses to enhance safety and operational efficiency via a unified software solution that offers video surveillance, access control, environmental monitoring, alarm systems, intercoms, and visitor management capabilities.Trusted by over 30,000 organizations globally, including more than 100 Fortune 500 companies, Verkada serves as a vital component of their security infrastructure, ensuring seamless management, intelligent oversight, and scalable implementations. Established in 2016, we have rapidly grown to encompass 15 offices and a dedicated team of over 2,200 employees.Role OverviewIn this pivotal role, you will contribute to the development and enhancement of tools and systems that empower our developers, sales, and support teams. As a Backend Engineer, you will be tasked with designing innovative tools and refining existing solutions. Regardless of your experience level, this is a unique opportunity to make a meaningful impact on our organization.We pride ourselves on our vibrant in-office culture, and this position requires you to work onsite at our headquarters in San Mateo, CA.Your ResponsibilitiesFacilitate common cloud operations instead of relying solely on developer machines.Enhance license management processes.Break down monolithic support tools into smaller, more efficient applications.Upgrade the feature flags system.Develop AI-based tools.Create solutions that bolster security and privacy.Contribute to open-source projects utilized by Verkada.