Technical Platform Lead

Stellic is on an exciting trajectory of growth! We are seeking a Platform Lead to spearhead the technical vision of our architectural systems. With significant investments in AI capabilities, search infrastructure, and shared platform primitives, we require a visionary technical leader who can define not only the solutions we develop but also how our enginee…

Stellic is on an exciting growth trajectory! We are actively seeking a Technical Platform Lead to take charge of the technical strategy for our architecture's core systems. With significant investments in AI capabilities, search infrastructure, and reusable platform components, we are in need of a visionary technical leader who can influence both our developmental direction and the methodologies used by engineering teams to build upon our frameworks.ABOUT STELLICAt Stellic, we are dedicated to creating an educational landscape where every student navigates their academic journey with clarity, confidence, and purpose. Our innovative platform enhances the student experience, equipping them with the essential tools to make informed decisions about their degree plans, monitor their progress, and forge a personalized education and career path.As a rapidly expanding startup, backed by prominent social impact investors, we collaborate with renowned institutions including Cornell, Columbia, UVA, and Ohio State, serving over 1 million students across 7 countries. As we scale our services to more universities globally, our commitment to our mission remains steadfast, driven by our core values and a dedication to building a high-performance team that makes a meaningful difference in the lives of students and the education sector.THE STELLIC ENGINEERING TEAMOur engineers possess a unique combination of curiosity, creativity, and business insight, enabling them to deliver practical solutions swiftly and with unwavering quality. Our ultimate mission is to support students, and this focus guides our engineers in their development efforts.JOINING THE PLATFORM TEAMThe Platform team is tasked with creating both essential infrastructure and pivotal product interfaces that drive Stellic's fundamental experiences. The team oversees critical systems like search, which is integral to the user experience, alongside an expanding suite of AI-enhanced features, including AI Analytics and the AI platform. These systems encompass both user-facing functionalities and internal components utilized across our product offerings.Apart from managing features from inception to delivery, the team also develops shared constructs such as workflow infrastructure and AI systems employed throughout the engineering domain. Currently, our focus is on enhancing the reliability and scalability of these systems while simultaneously innovating new capabilities that broaden the possibilities within our product.As a Platform Technical Lead, your contributions will resonate across teams and the entire product ecosystem, influencing both the systems we develop and how other teams leverage them.WHO YOU AREYou have a proven track record of constructing scalable AI platforms and...

Join IXL Learning, a leader in developing personalized educational products utilized by millions worldwide. We are looking for an experienced Technical Lead to oversee a dynamic team of engineers and deliver both technical and project leadership. This full-time position is based at our headquarters in San Mateo, CA, with the flexibility to work from home one day per week.Key ResponsibilitiesBuild and lead a high-performing engineering team.Mentor engineers and project leads to foster job satisfaction and support their professional growth.Clearly communicate the company's mission, goals, and values to the team.Collaborate with project managers, designers, and QA teams to exceed product usability and quality standards.

About zaimlerAt zaimler, we recognize that AI agents struggle when they encounter data they cannot comprehend. Today, enterprise data is often scattered across multiple systems, lacking a cohesive context, meaning, or structure. This fragmentation is a primary reason why many enterprise AI initiatives fall short. As we transition from copilots to fully autonomous agents, we are pioneering a new infrastructure layer to support this evolution.zaimler is at the forefront of building the context infrastructure for the agentic era. Our platform automatically uncovers domain knowledge, maps intricate relationships, and equips AI agents with the semantic understanding necessary for precise operations at scale. Picture knowledge graphs that facilitate real-time inference, designed for systems that require robust reasoning capabilities rather than mere data retrieval.Founded by industry veterans Biswajit Das (former VP of Engineering at Truera) and Sofus Macskassy (ex-Director of Engineering at LinkedIn), who has developed one of the largest knowledge graphs in production, zaimler is a small, senior team in the seed stage, collaborating with major enterprises in sectors such as insurance, travel, and technology. If you are passionate about creating the infrastructure that will underpin the next decade of AI, we would love to connect with you.The RoleIn the position of Technical Lead, you will play a crucial role at the intersection of technical execution, architecture, and leadership.This is a hands-on opportunity where you will write code, take ownership of systems, and lead our expanding team of engineers. Your leadership will be vital in delivering production-quality infrastructure while maintaining high standards of engineering excellence as we scale.This is not a project management role; you are a builder who can inspire and lead.

About Us:At Fireworks AI, we are revolutionizing the landscape of generative AI infrastructure. Our advanced platform provides the highest quality models with unparalleled speed and scalability in inference. We have been recognized as the industry leader in Large Language Model (LLM) inference speed and are committed to innovative projects, including our proprietary function calling and multimodal models. As a Series C company valued at $4 billion, we are backed by esteemed investors such as Benchmark, Sequoia, Lightspeed, Index, and Evantic. Our team consists of passionate builders, many of whom are veterans from Meta PyTorch and Google Vertex AI.The Role:As a vital contributor to our backend systems, you will help shape the foundation of Fireworks:Our primary web applicationModel and fine-tuning job orchestrationBilling and enterprise functionalitiesUser accounts, organization management, and access controlsPolicy enforcement and governanceAPIs and developer toolsAnd many exciting projects!This is platform engineering with tangible product impact. Your contributions will directly influence how our customers interact with AI. You will collaborate closely with product, frontend, infrastructure, and go-to-market teams to deliver comprehensive features rather than just completing tickets.

Are you prepared to transform the advertising landscape? At Cognitiv, we are not just another AdTech firm—we are pioneers reshaping media buying with our advanced Deep Learning Advertising Platform. Since our inception in 2015, we have leveraged state-of-the-art deep learning technology and data science to redefine how brands engage with their audiences. Our mission is to infuse intelligence into advertising, delivering unmatched precision, relevance, and impact on a large scale. With our innovative platform, advertisers experience unparalleled flexibility—whether activating Dynamic Deals via their preferred DSP, utilizing our managed service DSP, or employing our groundbreaking ContextGPT product. As part of Cognitiv, you will be at the cutting edge of AI-driven advertising solutions, facilitating change and driving extraordinary growth in a fast-paced industry. We are excited to expand our team!The RoleWe are searching for a technical leader who can harmonize strategic leadership with hands-on contributions. You will oversee a growing team of Machine Learning Research Scientists, spearhead innovation in deep learning and LLMs, and directly enhance Cognitiv’s real-time bidding and recommendation systems. This pivotal role is essential to our success, positioned at the crossroads of advanced research and production-level implementation.Location: This role is based in San Mateo, CA, with a hybrid work schedule of 3 days in-office (Monday, Tuesday, Wednesday) and 2 days remote (Thursday, Friday).

About Us:At Fireworks, we are pioneering the future of generative AI infrastructure. Our platform is recognized for delivering the highest-quality models with the industry's fastest and most scalable inference capabilities. With an independent benchmark as the leader in LLM inference speed, we are at the forefront of innovation, working on advanced projects including our proprietary function calling and multimodal models. As a Series C company valued at $4 billion, we are backed by esteemed investors such as Benchmark, Sequoia, Lightspeed, Index, and Evantic. Our team is made up of ambitious builders, including veterans from Meta PyTorch and Google Vertex AI.The RoleWe are seeking a skilled Data Platform Engineer specializing in Order-to-Cash (OTC) Revenue Transformation and AI Application Enablement. This role will involve taking ownership of and evolving the comprehensive billing, revenue, and business data pipeline—from usage metering and invoice generation to revenue recognition and financial reporting. You will be positioned at the nexus of Engineering, Finance, and Data, ensuring precise capture, billing, recognition, and reconciliation of every dollar generated across our five revenue streams.This impactful, cross-functional role requires hands-on engagement with our billing platform (e.g., Orb), accounting systems, data warehouse (BigQuery), and cloud marketplaces (AWS, GCP). Ultimately, you will contribute to the design of AI-enabled workflow agents that automate reconciliation, anomaly detection, and revenue operations once the core data infrastructure is fortified.

Stellic is on an exciting growth trajectory! We are seeking a Progress Lead to spearhead the technical development of our Degree Progress product. As we transition from a search-based system to a SAT solver-driven architecture, we require a visionary technical leader who can translate this algorithmic capability into a product that students and universities can rely on.ABOUT USAt Stellic, we are committed to building a future where every student navigates their educational journey with clarity, confidence, and purpose. Our platform revolutionizes the student experience by equipping them with the tools necessary to make informed decisions regarding their degree plans, track their academic progress, and create a personalized education and career path.As a rapidly expanding startup backed by prominent social impact investors, we collaborate with leading institutions such as Cornell, Columbia, UVA, and Ohio State, supporting over 1 million students across seven countries. As we scale our services to universities worldwide, we remain dedicated to our mission, driven by our core values and our commitment to building a high-performance team that strives to make a lasting impact on students' lives and the higher education landscape.STELLIC ENGINEERSOur engineers at Stellic embody a unique combination of curiosity, creativity, and business insight, delivering pragmatic solutions at a rapid pace without compromising quality. Our mission to assist students remains at the forefront of their development efforts.THE PROGRESS TEAMThe Progress team is responsible for Stellic's Degree Progress product, enabling students and administrators to monitor their progress toward degree requirements and academic goals. The team is divided into two closely aligned areas:Compute: This area focuses on the underlying algorithms and ensuring the correctness of results.Product: This area is dedicated to applying, validating, and presenting results in a trustworthy and intuitive manner.As the Progress Lead, you will guide the entire team and collaborate closely with our algorithms lead. The team’s current priority is enhancing the scalability and reliability of our system, with a strong focus on developing purpose-built testing frameworks to validate complex and variable degree requirements.

Join Notable as an AI Platform Architect where you will lead the charge in designing and implementing cutting-edge AI solutions. Your expertise will drive innovation and enhance our platform’s capabilities, impacting the healthcare industry significantly.

Director of Platform EngineeringLocation: San Mateo, CA or NYCAbout Our TeamGenesis Molecular AI is pioneering the use of large-scale AI in drug discovery. Our focus is on creating AI systems that intertwine machine learning, chemistry, and biology, aiming to achieve significant advancements in medical science.We are a team driven by our mission, filled with technical expertise, and passionate about tackling meaningful challenges. Our work is not merely incremental; we are defining the architecture of the “machine” — the models, data, infrastructure, and workflows that enable a productive intersection of science and AI. Impact is generated through ownership, curiosity, and a commitment to addressing complex, unresolved challenges.The Role of Platform Engineering is to construct and maintain the underlying infrastructure that supports all our endeavors, from extensive data ingestion and storage to distributed model training, assessment, and deployment.About the PositionWe are on the lookout for a Director of Platform Engineering who will spearhead our infrastructure, facilitating the future of AI-driven drug discovery. This role demands full-spectrum leadership.This senior leadership position is suited for individuals who thrive in close proximity to the systems themselves. You will oversee not just the technical architecture but also how the platform builds trust, gains adoption, and creates impact across our organization.Although this is a leadership role, it is equally hands-on. At Genesis, credibility is established through deep understanding of the intricacies of the work. You should anticipate direct engagement with the codebase, technical designs, and architectural strategies.This position resides at the convergence of state-of-the-art AI, large-scale systems, and tangible scientific impact. If you are passionate about developing dependable platforms for the training and deployment of cutting-edge AI models and wish to contribute to AI initiatives that genuinely benefit humanity, this is a remarkable opportunity.

Join Verkada as an Engineering Manager for Platform Infrastructure, where you will lead a team of talented engineers dedicated to building and enhancing our innovative platform infrastructure. You will play a crucial role in shaping the future of our technology, ensuring scalability, reliability, and performance while fostering a collaborative and inclusive team environment.

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.

Stellic is experiencing rapid growth and we're on the lookout for a Lead Progress Engineer to spearhead the technical direction of our Degree Progress product. We're transitioning from a search-based framework to a sophisticated SAT solver-driven architecture, and we require a technical leader capable of translating that algorithmic expertise into a product that students and educational institutions can rely on. ABOUT USWe are committed to shaping a future where every student navigates their educational journey with clarity, confidence, and purpose. Our platform revolutionizes the student experience, equipping them with the necessary tools to make informed decisions about their degree pathways, monitor their progress, and construct an educational and career trajectory that is uniquely theirs.Stellic is a dynamic startup, supported by prominent social impact investors, collaborating with prestigious institutions such as Cornell, Columbia, UVA, and Ohio State to empower over 1 million students across 7 countries. As we expand our reach to serve more universities globally, we remain deeply committed to our mission, guided by our core values, and dedicated to cultivating a high-performance team focused on making a lasting impact on students' lives and the landscape of higher education. STELLIC ENGINEERSOur engineers at Stellic possess a unique combination of curiosity, creativity, and business insight, enabling them to deliver practical solutions at a rapid pace while upholding the highest standards of quality. Our mission of aiding students is always at the forefront of our engineers' minds as they build.THE PROGRESS TEAMThe Progress team is responsible for Stellic's Degree Progress product, which allows students and administrators to monitor their progress towards degree requirements and academic aspirations. The team is divided into two closely aligned domains:Compute: Concentrates on the underlying algorithms and ensures the accuracy of results.Product: Focuses on applying, validating, and presenting those results in a dependable and user-friendly manner.In this role, you will lead the entire team, collaborating closely with our algorithms lead. Currently, the team's main objective is to enhance the scalability and reliability of the system, with a strong emphasis on developing purpose-built testing frameworks to validate complex and variable degree requirements.

Join Roblox as a Principal Client Platform Engineer and play a pivotal role in revolutionizing the client experience for millions of users. You will lead innovative projects within our engineering team, designing scalable solutions and collaborating with cross-functional teams to enhance our platform's performance. Your expertise will drive the future of our client technology, ensuring a seamless and engaging experience for our players.

Every day, millions of users engage with Roblox to explore, create, play, learn, and connect with friends through immersive 3D digital experiences crafted by our vibrant community of developers and creators. At Roblox, we are dedicated to building innovative tools and platforms that empower our community to bring their imaginations to life. Our vision is to revolutionize how people connect from anywhere in the world, on any device. We are on a mission to unite a billion individuals with optimism and civility, and we are looking for exceptional talent to help us achieve this goal. A career at Roblox means you will be instrumental in shaping the future of human interaction, tackling unique technical challenges at scale, and contributing to the creation of safer, more respectful shared experiences for all.With Roblox’s daily active user base growing rapidly, we are in search of a Principal Software Engineer to join our Ads Platform team. This team is fundamental to all advertising systems at Roblox, delivering billions of ads to millions of daily users while powering high-scale, high-throughput data systems that enhance ad personalization, ranking, and measurement.As a Principal Software Engineer on the Ads Platform team, you will set the technical direction and lead the team in its mission to reliably serve Roblox’s enormous scale. You will drive performance enhancements to our ad serving and delivery infrastructure while expanding our systems to support a variety of new and immersive advertising experiences. Your responsibilities will span multiple teams, requiring close collaboration with engineers across machine learning, backend, and analytics to shape the future of advertising infrastructure at Roblox.This role is ideal for individuals who excel in managing large-scale systems and data-driven applications and have a passion for developing inspiring, maintainable, and reusable code. Join our talented and rapidly growing team to make a significant impact at Roblox.This position reports to our Senior Engineering Manager and requires in-office work at our headquarters in San Mateo, CA from Tuesday to Thursday.

Speechify seeks a Software Engineer, Platform, to strengthen its text-to-speech technology. This position is located in San Mateo, CA. Role focus This role centers on building and maintaining core platform components that power Speechify’s products. The work directly supports users who rely on text-to-speech features in various applications. Key responsibilities Develop and improve platform solutions that enable Speechify’s text-to-speech capabilities Support product teams by delivering reliable infrastructure for a range of user-facing applications

Skydio stands at the forefront of drone technology, recognized as the premier U.S. drone manufacturer and a global leader in autonomous flight. Our innovative team merges extensive knowledge in artificial intelligence with top-tier hardware and software development, operational excellence, and an unwavering commitment to customer satisfaction. We aim to empower a diverse range of drone users, from utility inspectors to first responders and military personnel, enhancing their operational capabilities and safety.About the Role:We are seeking a pivotal member of our Data Team to drive Skydio's data-centric decision-making processes and product development. In this role, you will create systems that gather, transform, and store data from a vast fleet of autonomous drones, generating insights that enhance the intelligence, safety, and capabilities of our vehicles. You will have the chance to shape our data architecture, advocate for cutting-edge tools like Databricks and Palantir Foundry, and introduce AI-assisted analytics across the organization.This role goes beyond traditional data positions; you will engage with complex challenges at the convergence of autonomy, AI, and large-scale telemetry, transforming raw flight data into actionable intelligence that impacts the real world!Key Contributions:Develop predictive models to anticipate hardware failures, such as propeller and battery issues, enabling proactive mitigation strategies.Create 3D maps detailing cellular and radio connectivity within operational airspace, aiding customers in understanding safe and reliable flight zones for their drones.Establish a company-wide data lakehouse that underpins analytics, dashboards, and machine learning — designed to be secure, scalable, and exceptionally fast.Implement AI-driven data tools that empower every Skydio team member to explore data, derive insights, and construct pipelines independently.Your Impact:Design and expand the data infrastructure capable of ingesting live telemetry from thousands of autonomous drones, ensuring reliability and efficiency to support future flight intelligence advancements.Enhance our Databricks and Palantir Foundry environments, enabling all Skydio employees to query data, define tasks, and build insightful dashboards — transforming raw telemetry into useful insights.Build data systems that genuinely empower our products with data-driven capabilities, from predictive analytics to enhanced decision-making.

About UsAt Verkada, we are revolutionizing how organizations safeguard their personnel and properties through an integrated, AI-driven platform. As a frontrunner in cloud-based physical security, we empower organizations to enhance safety and operational efficiency via a unified software solution encompassing video surveillance, access control, air quality monitoring, alarms, intercoms, and visitor management.Trusted by over 30,000 organizations globally, including more than 100 Fortune 500 companies, Verkada serves as the backbone of physical security for simpler management, intelligent oversight, and scalable implementations. Established in 2016, we have rapidly grown to include 15 offices and over 2,200 full-time employees.Your RoleTake ownership of the full-cycle development of on-device camera platform features utilizing C++ and Golang.Collaborate closely with the product team to transform requirements into scalable, production-ready solutions that align with product vision and customer expectations.Work in partnership with streaming, storage, and AI engineering teams to deliver features optimized for edge computing environments.Lead code reviews, oversee debugging efforts, and maintain coding standards to ensure a high-quality, maintainable codebase.Manage and coordinate regular over-the-air (OTA) releases, balancing delivery speed with system stability and reliability.

Skydio stands at the forefront of the US drone industry, pioneering autonomous flight technology essential for the future of drones and aerial mobility. Our team is composed of experts in artificial intelligence, top-tier hardware and software development, operational excellence, and a relentless focus on customer satisfaction. We aim to empower a diverse range of drone users, from utility inspectors to first responders and military personnel.About the Role:We are seeking a Senior Android Engineer who is passionate about developing and refining native mobile applications that transform how users interact with drones. In this role, you will take ownership of vital subsystems that connect our C++ autonomy engine with the Android application layer, while also mentoring fellow engineers on NDK and systems-level best practices.About the Team:Our mobile applications leverage an extensive C++ and Python codebase powered by Skydio's Autonomy Engine. The mobile team is responsible for the complete stack, from native C++ libraries through JNI bindings to the Kotlin UI layer, primarily utilizing Kotlin for native Android development alongside some legacy Java classes.Your Impact:Design and implement advanced drone control features that facilitate low-latency communication between the device, drone, and cloud.Enhance video streaming, augmented reality, and real-time telemetry rendering on the Android platform.Lead the JNI/NDK layer development that connects our C++ autonomy libraries to the Kotlin application.Make informed technical decisions on performance-critical paths, including memory management, threading, and GPU utilization.Collaborate across teams—autonomy, firmware, cloud, and product—to deliver outstanding drone control applications.Mentor junior engineers and elevate the quality of native Android and C++ code.

Role Overview Verkada is hiring a Senior Backend Engineer for the Device Platform team in San Mateo, CA. This position focuses on building and maintaining backend systems that support Verkada’s device offerings. What You Will Do Design and implement scalable backend infrastructure for device solutions. Work closely with engineering, product, and security teams to improve system performance and reliability. Apply strong security practices throughout backend development. Location This role is based in San Mateo, CA, United States.