Staff Software Engineer - Data Platform

Join us in creating a safer world, one incident at a time.Ambient.ai is an innovative, AI-driven physical security platform dedicated to enabling leading enterprises to mitigate risk, enhance operational efficiency, and extract crucial insights. Our technology is trusted by seven of the top 10 U.S. tech giants, alongside numerous Fortune 500 companies, all relying on Ambient.ai to modernize their physical security frameworks.Our platform harnesses cutting-edge AI and computer vision technologies to integrate seamlessly with existing camera and sensor systems, facilitating real-time monitoring and proactive threat identification. By reducing false alarms by over 95%, Ambient.ai empowers security teams to concentrate on genuine threats and prevent incidents before they arise.Founded in 2017 and backed by prominent investors such as Andreessen Horowitz, Y Combinator, and Allegion Ventures, Ambient.ai is a Series B company with a vision to make every security incident preventable.Are you eager to explore more? Connect with us on LinkedIn and YouTubeAbout the Role:Reporting to Raghu Nallamothu, the Staff Data Platform Engineer position is a remarkable opportunity to shape the strategic direction of the data platform team. As a foundational member, you will spearhead the design, development, and scaling of advanced data storage and caching systems to petabyte-level capacity, establishing benchmarks for reliability, availability, and performance critical to our operations. You will also play a crucial role in pioneering retrieval-augmented generation systems, setting a new standard for innovative data-driven capabilities at Ambient.ai.Your Responsibilities:Lead the architecture and scaling of our data storage and caching systems to handle petabyte-scale data while spearheading advanced retrieval-augmented generation systems.Create highly efficient caching systems that eliminate latency and ensure rapid data access.Address data infrastructure challenges proactively, swiftly resolving issues to minimize downtime.Drive innovative efforts in retrieval-augmented generation systems, pushing the boundaries of data capabilities.

Join Poshmark Inc. as a Staff Software Engineer specializing in our Cloud Platform team. In this role, you will leverage your expertise to design, develop, and optimize scalable cloud solutions that empower our users. You'll collaborate with cross-functional teams to create innovative products that enhance the user experience. If you're passionate about technology and looking to make a significant impact in a dynamic environment, we want to hear from you!

About the RoleJoin Character as a Staff Software Engineer on our AI Platform, where you will engage in a dynamic array of projects at the intersection of software engineering and AI data. Your role will initially focus on three pivotal areas:Assist our research team by creating the essential tools and datasets to train cutting-edge models.Activate our "data flywheel" by developing data pipelines and collaborating closely with ML researchers to ensure our AI models are continually refined and aligned with human feedback.Enhance our data infrastructure, utilizing technologies such as Spark, Beam, and GCP.

Join Zūm, a dynamic and rapidly growing Series E startup, as we revolutionize the school transportation sector. Backed by prominent investors such as Sequoia Capital, SoftBank, Spark Capital, and GIC, we are on a mission to enhance school district transportation systems across the United States, with a focus on innovation and sustainability. Our operations span over 15 states, including flagship hubs in San Francisco, Los Angeles, and Seattle, as we expand our presence to the East Coast and Midwest. Our technology-driven approach utilizes state-of-the-art solutions to manage school transportation, launch charter platforms, and develop proprietary SaaS products. We are also dedicated to electrifying school transportation fleets, supporting local utilities by reintegrating vital energy into the grid. Recognized as a CNBC 50 disruptor and one of the Financial Times' 500 fastest growing companies, we are poised for significant growth.This position is hybrid, based out of our Redwood City headquarters. Candidates must be available on-site at least three days a week (Monday to Thursday) and must reside in the Bay Area.Who You Are:We are seeking a proactive and skilled Staff Engineer, Backend Platform to enhance our Backend Engineering team. In this role, you will play a pivotal part in developing Zūm’s technology platform, striving for simplicity in solving complex challenges. Our ideal candidate thrives on full ownership of product development, making a notable impact on our business.What You'll Do:Contribute significantly to the design architecture of our Backend platform, collaborating with a team of 2-4 backend developers to deliver robust product features. You will introduce scalable tools and processes to enhance our development speed, partner with Product and Design teams to plan and implement new features, and improve our existing platform while integrating new functionalities. This role demands hands-on coding and encompasses the full development lifecycle—from ideation to deployment—allowing you to witness the immediate impact of your contributions.What You Bring To Zūm:• A Bachelor's degree or higher in Computer Science (or equivalent) and 8+ years of relevant industry experience as a Software Engineer or Staff Engineer.• Demonstrated expertise in building backend systems for enterprise applications, showcasing your ability to deliver effective solutions.

Join Box, Inc. as a Software Engineer III where you will play a pivotal role in developing our powerful Query Platform. This is an exciting opportunity to work on cutting-edge technology that supports our mission to make the world’s information accessible and useful.

Join Dyna Robotics as a Senior Software Engineer specializing in our Data & Evaluation Platform. In this pivotal role, you will be instrumental in designing and implementing robust software solutions that facilitate data analysis and evaluation processes. You will collaborate closely with cross-functional teams to optimize our platform, ensuring it meets the dynamic needs of our clients.

Role Overview Poshmark is hiring a Software Engineer II for the Cloud Platform team in Redwood City, California. This office-based role focuses on building and improving cloud-based services that support Poshmark’s growing community. What You Will Do Work closely with other engineers to design and implement scalable cloud services Enhance and optimize existing cloud solutions Contribute to projects that directly support users and business goals Who We’re Looking For Interest in cloud technologies and scalable systems Collaborative approach to problem-solving Motivation to make a real impact through engineering work Location Based in Redwood City, California (office location).

Join Poshmark's Innovative TeamPoshmark is at the forefront of the fashion resale industry, creating a dynamic marketplace that connects a passionate community of buyers and sellers through engaging social interactions. Since 2011, we've empowered over 130 million users to transform their closets into successful businesses while promoting sustainable fashion practices. Our platform has facilitated over $10 billion in gross merchandise value (GMV), enabling sellers to earn billions and providing buyers with unique and affordable fashion items. Discover more about our mission at www.poshmark.com and stay updated with our latest news at newsroom.poshmark.com.Our Big Data team plays a pivotal role within Poshmark, dedicated to developing a state-of-the-art data platform that unlocks valuable insights for our business and customers. We are committed to democratizing data access, supporting rapid business growth, providing self-service analytics tools, and driving key initiatives across the organization.We are seeking a talented Senior Software Engineer to join our Data Engineering team. In this role, you will enhance our Datalake infrastructure, ensuring stakeholders have real-time access to high-quality data. This position offers the chance to leverage your software development expertise to create and sustain both real-time and batch data pipelines, focusing on scalability and optimization while collaborating with Data Science, Analytics, and Platform Engineering teams to develop tools for managing petabyte-scale datasets.

About DatologyAIAt DatologyAI, we believe that the quality of training data is vital for the performance of AI models. Our innovative data curation suite is designed to automatically optimize petabytes of data, ensuring that your models are trained on the most relevant and effective datasets. By utilizing our curated data, users can experience training times that are 7-40 times faster and enhance model performance as if they had trained on more than 10 times the amount of raw data, all while reducing deployment costs significantly.With $57.5 million raised across two funding rounds, our esteemed investors include Felicis Ventures, Radical Ventures, Amplify Partners, Microsoft, and AI pioneers such as Geoff Hinton, Yann LeCun, and Jeff Dean. Our expert team is dedicated to simplifying the complex task of data curation, empowering anyone to train their models effectively on their own data.This position is located in Redwood City, CA, and we work in-office four days a week.

Join Zilliz, a pioneering startup at the forefront of developing cutting-edge vector database technologies designed for enterprise-grade AI solutions. Founded by the talented engineers behind Milvus, the world’s leading open-source vector database, we are on a mission to revolutionize how organizations create AI applications swiftly and effectively. At Zilliz, we strive to democratize AI by simplifying data management and ensuring that vector databases are accessible to every organization.

About PoshmarkPoshmark stands as a premier fashion resale marketplace, driven by an enthusiastic community of buyers and sellers engaged in real-time social experiences. Our platform transforms the online selling experience into something fun, social, and accessible, allowing sellers to turn their closets into promising businesses while sharing their unique styles with the world. Since our inception in 2011, we have cultivated a community of over 130 million users and facilitated over $10 billion in gross merchandise value (GMV), empowering sellers to achieve substantial earnings while offering buyers exclusive deals and unique items, all while promoting a more sustainable fashion future. To learn more, visit www.poshmark.com and for company updates, check out newsroom.poshmark.com.At Poshmark, we are dedicated to creating a social marketplace that caters to new and secondhand styles for everyone - women, men, kids, home, and beyond. Our approach combines the personal touch of traditional shopping with the expansive reach, convenience, and variety of e-commerce, making buying and selling not just easy but enjoyable.We are on the lookout for a highly skilled and innovative Staff Software Engineer, Android. If you are passionate about crafting mobile applications that feature intuitive user interfaces and robust code, this role is tailored for you! You will play a pivotal role in shaping and developing exceptional experiences for millions of users, creating scalable and well-architected software that enhances lives on a global scale. Join our exceptional team and contribute to the future of Poshmark.

At Carbon, our vision transcends traditional 3D printing. We empower creators around the globe to realize the products the world urgently needs. Our ethos is grounded in the belief that interdisciplinary collaboration is key to tackling complex challenges. Join us as we aspire to develop transformative technologies that will shape industries globally. Here, you'll become part of a diverse team that values collective achievements as much as individual contributions. By joining us, you'll not only impact the world but also enhance your own journey.At the convergence of hardware, software, and molecular science, Carbon is dedicated to fulfilling the promise of 3D printing. We enable our commercial partners to move beyond mere prototyping to produce tangible, real-world products. Our advanced technology is empowering clients to innovate and manufacture parts with unparalleled reliability, speed, and quality.This position is located in our Bay Area office, requiring full-time on-site presence (Monday to Friday).About the TeamJoin a close-knit team of specialists in 3D geometry, web technologies, Linux, and more. We enjoy engaging team-building activities, including escape rooms (both real and virtual), gaming sessions, and culinary events. Additionally, we have various employee-led communities at Carbon, such as baking, fitness bootcamps, yoga, gaming, book clubs, diversity initiatives, and more, with opportunities for you to participate or even start your own!

About PoshmarkPoshmark is a premier fashion resale marketplace that thrives on a dynamic and engaged community of buyers and sellers, complemented by real-time social interactions. Our platform is designed to make online selling enjoyable, social, and easier than ever, empowering sellers to transform their closets into successful businesses while showcasing their unique styles to the world. Since our inception in 2011, we have cultivated a community of over 130 million users and facilitated more than $10 billion in Gross Merchandise Volume (GMV), enabling sellers to earn billions, delighting buyers with exclusive deals, and promoting a more sustainable fashion future. For further details, visit www.poshmark.com or check out our company updates at newsroom.poshmark.com. About the RoleWe are seeking a Senior Software Engineer to enhance our growing Cloud Platform and marketplace. In this pivotal role, you will be instrumental in building and maintaining a high-traffic, rapidly evolving platform while receiving mentorship from seasoned engineers. You will work at scale, leveraging cutting-edge cloud technologies to support Poshmark's expansion. ResponsibilitiesDevelop applications and services utilizing distributed cloud architecture, incorporating NoSQL data solutions, queueing technologies, and search infrastructure.Design and implement innovative product features for the marketplace, employing a data-driven and iterative methodology.Enhance, tune, and analyze core components of the Poshmark product and cloud platform that facilitate millions of e-commerce transactions.Collaborate closely with product and customer support teams to drive meaningful impacts on our expanding business. QualificationsBachelor's or Master's degree in Computer Science or a related technical field (or equivalent experience). Strong foundation in computer science principles, data structures, algorithms, and software design.Minimum of 4 years of relevant software engineering experience through professional projects or internships.Familiarity with Amazon AWS or other cloud computing platforms is preferred.Proficiency in any combination of: Ruby, JRuby, Java, HTML5, JavaScript, CSS, MongoDB, ElasticSearch, RabbitMQ, Linux.A strong user-centric focus and commitment to quality in your work.

Join Poshmark, a leading social commerce platform, as a Staff Data Scientist. In this pivotal role, you will leverage your expertise in data analysis and machine learning to drive insights and innovations that enhance our platform and user experience. You'll work collaboratively with cross-functional teams to develop robust models, implement data-driven strategies, and contribute to the evolution of our analytics capabilities.

About DatologyAIAt DatologyAI, we believe that the quality of training data directly impacts the performance of AI models. Our innovative data curation suite is designed to optimize vast amounts of data, effectively reducing training time and costs, while enhancing model accuracy. With our cutting-edge technology, we enable models to achieve performance levels comparable to those trained on significantly larger datasets, all without escalating costs. Our recent successes in text models and image-text models reflect our commitment to innovation in machine learning.Backed by $57.5 million in funding from industry leaders such as Felicis Ventures, Radical Ventures, and Microsoft, our team consists of pioneers in data research and engineering. Our mission is to simplify how organizations train their models, making data curation accessible to all.This position is based in Redwood City, CA, where we foster a collaborative in-office culture four days a week.

About DatologyAIAt DatologyAI, we revolutionize the training of models by addressing the inefficiencies in data usage. Our innovative data curation suite optimally organizes and enhances petabytes of data, ensuring that your training processes are not only faster but also more efficient and cost-effective. Imagine achieving training speeds that are 7-40 times faster while enhancing model performance to levels that feel as if you’ve utilized over 10 times more raw data. Our approach enables smaller models with fewer than half the parameters to outperform their larger counterparts, significantly reducing deployment costs. Explore our latest insights on text models and image-text models.Backed by a total of $57.5M through Seed and Series A funding, our investors include industry leaders such as Felicis Ventures, Radical Ventures, Amplify Partners, Microsoft, and Amazon, along with AI pioneers like Geoff Hinton and Yann LeCun. Our team is at the forefront of research in data optimization, combining expertise in both data science and engineering to simplify data curation for anyone aspiring to train their own models.This position is based in Redwood City, CA, where we embrace a collaborative in-office culture four days a week.

About DatologyAIAt DatologyAI, we understand that models are only as good as the data they are trained on. A significant portion of training compute is often wasted on data that is redundant, irrelevant, or even detrimental, leading to subpar models that incur higher training and deployment costs. Our innovative data curation suite automates the curation and optimization of petabytes of data, ensuring that your models receive the best training data possible.Training on our curated data can lead to an astonishing reduction in training time and costs, making it possible to achieve 7-40x faster training depending on the specific use case. Moreover, it can enhance model performance as if you had utilized over 10x more raw data without escalating training costs. Our approach facilitates smaller models with fewer than half the parameters to outperform larger counterparts while using significantly less compute during inference, ultimately lowering deployment costs. For further insights, explore our recent blog posts on text models and image-text models.With a total of $57.5 million raised across two funding rounds, including Seed and Series A, our esteemed investors feature Felicis Ventures, Radical Ventures, Amplify Partners, Microsoft, Amazon, and AI pioneers like Geoff Hinton, Yann LeCun, and Jeff Dean. Our team stands at the forefront of this research domain, equipped with deep expertise in both data research and engineering, simplifying the data curation process for anyone aiming to train their model on their data.This position is located in Redwood City, CA, where we maintain an in-office presence four days per week.

About the Role Join our dynamic team at PubMatic as a Principal Software Engineer, specializing in the Bidder & Pacing Platform. We are on the lookout for a seasoned expert to spearhead the design and development of robust, scalable buy-side ad tech systems that ensure low latency and high performance. This is an exceptional opportunity for someone who has extensive experience with Golang, real-time bidding systems, and advanced campaign pacing and optimization algorithms, particularly within the DSP and performance advertising sectors. As a technical leader, you will take ownership of crucial components within the bidding and optimization stack, influence architectural decisions, mentor both senior and junior engineers, and collaborate closely with product, machine learning, and data teams to achieve measurable results across large-scale advertising campaigns. What You'll Do Architect, design, and build high-throughput, ultra-low-latency real-time bidding systems tailored for buy-side advertising platforms. Lead the development of bidder services that manage millions of queries per second while adhering to strict latency and reliability SLAs using Golang/C/C++. Design and implement sophisticated algorithms for campaign pacing, budget management, and delivery optimization across various objectives such as CPA, ROAS, CTR, and CVR. Oversee core systems responsible for deal execution, auction participation, bid shading, and supply path optimization. Develop and enhance real-time and near-real-time data pipelines for impressions, clicks, conversions, and attribution utilizing technologies like Kafka, Flink, or Spark. Work closely with machine learning engineers to productionize models focused on bid optimization, contextual bandits, reach forecasting, and incrementality. Integrate and maintain support for programmatic advertising protocols, including OpenRTB, VAST, and CTV-specific standards. Drive architectural decisions concerning scalability, fault tolerance, data consistency, and latency optimization. Ensure data quality, governance, privacy, and compliance throughout the performance advertising stack. Conduct in-depth performance profiling, latency tuning, and debugging of distributed systems in a production environment. Mentor engineers, establish coding and design standards, and lead technical reviews across teams. Evaluate and introduce innovative technologies, auction strategies, and optimization frameworks to maintain the platform's competitive edge. We'd Love for You to Have Over eight years of software engineering experience, with significant expertise in ad tech, performance advertising, and building DSP bidders (buy-side). Strong practical experience with Golang in creating low-latency, high-scale backend systems. Demonstrated experience designing and implementing complex algorithms and scalable systems. Solid understanding of real-time bidding systems and performance advertising metrics. Proficiency with data processing technologies such as Kafka, Flink, or Spark. Excellent problem-solving skills and the ability to work collaboratively in a fast-paced environment. Strong communication skills and a passion for mentoring and sharing knowledge.

Join our dynamic team at dstaff as a Software Engineer, where you will play a pivotal role in developing innovative software solutions. As part of a talented team, you will contribute to exciting projects that push the boundaries of technology and enhance user experience.

Join Zilliz, a pioneering startup at the forefront of developing cutting-edge vector database solutions designed for enterprise-grade AI applications. Founded by the visionary engineers behind Milvus, the leading open-source vector database, we are on a mission to revolutionize data management for AI applications, making vector databases accessible to every organization. At Zilliz, you will play a crucial role in shaping the future of AI.