Senior Staff Machine Learning Engineer for AI Applications

Bolt is looking for a Senior Staff Machine Learning Engineer for AI Applications to join the Customer Support Product team in Warsaw, Poland. This position centers on improving the quality and effectiveness of AI automation within customer support. Role overview This engineer will play a central role in shaping how Bolt evaluates and integrates large language model (LLM)-based systems. The work involves driving improvements in knowledge quality and retrieval, and building feedback processes that strengthen automated support solutions. What you will do Lead initiatives to assess and align LLM-based AI systems for customer support. Enhance the quality and accessibility of knowledge used by automation tools. Develop and refine feedback loops to support continuous improvement in AI-driven support automation. Who this role suits This position is well suited for those with a strong background in applied machine learning, knowledge systems, and a focus on real-world AI product enhancements.

Join our dynamic ML Platform team at Bolt as a Senior ML Platform Engineer, where you will play a pivotal role in designing, developing, and optimizing our AI Infrastructure. This infrastructure powers Bolt's intelligent services, making machine learning and artificial intelligence easier to implement at scale.We are a rapidly growing tech company with over 200 million customers across more than 50 countries. Our mission is to create cities that prioritize people over cars, and we believe an inclusive environment is key to achieving this goal. We welcome applicants from all backgrounds and walks of life.

Lead and execute software engineering initiatives to facilitate end-to-end machine learning operations, emphasizing the scaling of workflows for extensive datasets and distributed systems.Architect, develop, and sustain MLOps infrastructures, including microservices, queuing systems, APIs, and orchestration workflows utilizing Python, Kubernetes, Kafka, and advanced database technologies.Deploy observability tools such as Prometheus and Grafana to guarantee the reliability, performance, and visibility of machine learning systems in a production environment.Work collaboratively with data scientists and machine learning engineers to optimize workflows for large language models, generative AI, and intelligent agent development and deployment.Evaluate architecture and implementation strategies to ensure alignment with organizational objectives, scalability, and adherence to best practices.Guide and mentor junior and mid-level engineers, promoting a culture of collaboration, innovation, and operational excellence.

Join Our Team as a Machine Learning EngineerRTB House is a pioneering global leader in marketing technology, renowned for delivering cutting-edge advertising solutions to prestigious brands and agencies across the globe. Our proprietary ad-buying engine, the first in the world to be solely powered by Deep Learning algorithms, empowers advertisers to achieve exceptional results and meet their goals at every stage of the marketing funnel.Established in 2012, RTB House operates in over 90 markets and thrives on a foundation of privacy and innovation, utilizing first-party data to craft impactful advertising experiences. Our suite of Deep Learning-driven AdTech products and solutions is designed to maximize conversions, enhance customer acquisition, foster engagement, and sustain long-term demand for our diverse clientele.

Join Our Team as a Senior Machine Learning Engineer (Computer Vision)At Scandit, we empower people with technology that enhances their capabilities. From expediting deliveries for drivers to ensuring patients receive the correct medications, our innovative solutions streamline operations and provide valuable insights across various industries. We invite you to be part of our journey as we continue to grow, innovate, and elevate Scandit to new heights.Role OverviewWe are seeking a talented Senior Machine Learning Engineer to join our Label Capture team. In this role, you will focus on developing digital twins for complex labels and identification documents. You will enhance our existing product by integrating new functionalities and optimizing current features. Your work will involve applying computer vision and deep learning techniques to advance the extraction of information from printed documents beyond the current state of the art.If you find these challenges appealing, we would love to meet you!Key ResponsibilitiesLead the development of semantic document parsing solutions tailored to customer scenarios.Engage in all stages of quality improvement, including metrics definition, prototyping, testing, model integration, new model creation, data collection, analysis, and debugging.Stay informed on the latest advancements in document classification, text recognition, and information extraction.Define strategic directions and identify opportunities to enhance recognition capabilities.Mentor team members on best practices in code quality and engineering.Who You AreYou are an experienced ML engineer passionate about building, deploying, and refining machine learning systems. With a solid track record of delivering high-performance computer vision solutions both on-device and in the cloud, you have firsthand experience in guiding projects from prototype to production.You understand that software development blends technology with human interaction, and you are comfortable working independently or collaboratively. While you keep abreast of cutting-edge developments in CV/ML, you appreciate proven technologies and incremental improvements. You are innovative and committed to addressing real-world issues through creative solutions, taking ownership, and effectively navigating challenges. Attention to detail is your strength, yet you are also adept at finding pragmatic shortcuts to achieve goals.We are particularly excited to connect with you if you meet the following criteria:Over 5 years of industry experience in tackling recognition challenges, with a successful history of launching products.

Join Bolt's Customer Support Automation team as a Staff Backend Engineer specializing in AI Applications. In this pivotal role, you will design and architect the foundational AI agent infrastructure that supports our automation solutions. Leverage your expertise to create multi-agent orchestration frameworks, execution engines, and evaluation pipelines that scale our Customer Support operations. If you are enthusiastic about agentic AI, distributed systems, and building high-performance platforms, this position is tailored for you.

Waymo is at the forefront of autonomous driving technology, dedicated to becoming the world's most reliable driver. Originating from the Google Self-Driving Car Project in 2009, our focus has been on developing the Waymo Driver—The World’s Most Experienced Driver™—to enhance mobility access while preventing countless traffic-related fatalities. Our Waymo Driver powers a fully autonomous ride-hail service, with the capability to be adapted across various vehicle platforms and applications. With over ten million rider-only trips completed and more than 100 million miles driven autonomously on public roads, complemented by extensive simulation across 15+ U.S. states, we are redefining transportation.The Waymo Car Experience team is tasked with delivering safe and enjoyable experiences for all riders. As a Senior Software Engineer, you will collaborate closely with the Operations team to identify and mitigate challenges such as lost items and incorrect passenger seating using data-driven insights and machine learning models.

JetBrains is seeking a Senior Machine Learning Researcher to focus on Spectrum. This position centers on applying machine learning expertise to improve product features and contribute to ongoing research efforts. Role overview This role involves working with a team dedicated to advancing the capabilities of Spectrum. The Senior Machine Learning Researcher will use their knowledge to influence product direction and participate in research projects that drive innovation. Key responsibilities Apply machine learning methods to enhance Spectrum's technology. Contribute to research initiatives that inform future product development. Share insights and provide leadership within the research team. Locations This position is available in Amsterdam, Belgrade, Berlin, Limassol, Madrid, Munich, Paphos, Prague, Warsaw, and Yerevan.

Waymo is a pioneering autonomous driving technology company dedicated to becoming the world's most trusted driver. Originating from the Google Self-Driving Car Project in 2009, Waymo has been committed to developing the Waymo Driver—The World's Most Experienced Driver™—to enhance mobility access and significantly reduce traffic-related fatalities. The Waymo Driver powers our fully autonomous ride-hailing service and can be integrated into a variety of vehicle platforms and use cases. With over ten million rider-only trips completed, our technology has autonomously driven more than 100 million miles on public roads, complemented by tens of billions of miles in simulation across more than 15 U.S. states.The Waymo Compliance and Readiness team plays a crucial role in ensuring safe and enjoyable experiences for all riders. In this position, you will collaborate closely with the Operations team to identify and mitigate issues such as lost items or passengers being seated incorrectly, leveraging advanced data pipelines and machine learning models.We are seeking a Staff / Lead Software Engineer with expertise in backend development and experience in building machine learning data pipelines. In this hybrid role, you will report to an Engineering Manager.

Join Our Team:Planner 5D is a premier global platform for home design, connecting over 100 million users across 230 territories worldwide. Our innovative software simplifies the home renovation journey from initial concept to final execution, making it accessible for everyone, regardless of their design experience. We empower individuals to transform their living spaces into their dream homes with ease.Our technology is available on various platforms including Web, iOS, Android, Windows, and MacOS, ensuring seamless user experience and synchronization.At Planner 5D, we foster a vibrant community of passionate professionals from diverse backgrounds, collaborating across time zones to revolutionize the home design industry. We are continuously seeking innovative talents who are eager to take initiative and contribute to our expanding toolset. Join us in shaping the future of home design.We are currently on the lookout for an AI / Machine Learning Researcher to join our AI team. The role involves applied research aimed at addressing real-world product challenges. You will engage with raw data, investigate novel methodologies, formulate and test hypotheses, and create prototypes and MVP solutions that could evolve into production features on the Planner 5D platform.

Location: Poland About Us: RTB House is a pioneering global technology company, recognized for delivering cutting-edge marketing solutions to premier brands and agencies worldwide. Our proprietary ad-buying engine stands out as the world’s first to harness the full potential of Deep Learning algorithms, empowering advertisers to achieve exceptional outcomes and reach their objectives at every stage of the customer journey. As a Machine Learning Researcher, you will play a crucial role in advancing this innovative technology. Established in 2012, RTB House operates in over 90 markets, maintaining a private-by-design ethos. We emphasize first-party advertising and a steadfast commitment to innovation. Our comprehensive suite of Deep Learning-powered AdTech products and solutions is designed to maximize conversions, enhance customer acquisition, foster engagement, and stimulate sustained demand for our diverse global clientele. Your Responsibilities: Design and implement models, predominantly deep neural networks, aimed at predicting user behavior and preferences online. Analyze the latest advancements in the Machine Learning domain. Conduct and interpret A/B tests for new methodologies. Develop and assess innovative strategies for modeling critical challenges, including bidding in first-price auctions. Desired Qualifications: Minimum of 4 years of practical experience in Machine Learning or Data Science. A strong interest and commitment to continuous professional development in the Machine Learning field. Solid understanding of statistics and probability. Proficient programming skills. Preferred Technologies: Python, Java, Scala PyTorch, NumPy, Pandas Jupyter Notebooks Additional Advantages: Experience within the ML industry. Background in designing recommendation systems. Hands-on knowledge of our utilized tools. Exploratory Topics: Implementation and evaluation of advanced model architectures, such as convolutional networks and transformers. Assessing discrepancies between training and production data distributions, problem scale estimation, solution identification, analysis, implementation, and deployment. Experiments utilizing transfer learning techniques. ...

As an AI Engineer on the Enterprise AI team at Asana, Inc., help shape how artificial intelligence supports and automates internal operations. This recently formed team works closely together to design and build scalable AI workflows that influence Asana’s go-to-market processes. Collaboration with both business and engineering teams is central to this role, and maintaining open feedback channels with users ensures solutions meet real needs. The work centers on automating complex business logic and advancing Asana’s vision of an Agentic Enterprise. Work location and schedule This position is based in Warsaw and follows a hybrid work model. Team members are onsite in the office on Monday, Tuesday, and Thursday. Most people work from home on Wednesdays. Friday’s work location may vary depending on project needs. The recruiter can provide more details about this arrangement. Employment details Asana offers a Contract of Employment (UoP) to employees in Poland.

We are seeking a dynamic Senior Engineering Manager to lead a team of skilled engineers dedicated to developing cutting-edge AI-powered applications and infrastructure. In this pivotal role, you will engage in hands-on leadership, dividing your time between technical execution, strategic planning, and effective people management.You will oversee the entire employee lifecycle, from hiring and onboarding to performance evaluations, promotions, and, when necessary, offboarding. Cultivating a high-performing and motivated team culture is crucial to your success. You will work in close collaboration with fellow engineering managers, data scientists, and key stakeholders to ensure timely project delivery, maintain high technical standards, and align team objectives.Key Responsibilities:Lead and nurture a team of engineers through mentorship, coaching, and career development.Manage all aspects of team administration: hiring, performance evaluations, salary negotiations, and feedback processes.Establish priorities and drive the execution of AI-focused features and components.Serve as a liaison between engineering and business units, ensuring transparent communication and alignment.Promote operational excellence by implementing continuous improvements in CI/CD, monitoring, observability, and performance metrics.Collaborate on project roadmaps, architectural decisions, and overarching technical strategies.

Join hyperexponential (hx) as an AI EngineerAt hyperexponential, we are revolutionizing the insurance industry with our cutting-edge AI-powered platform that facilitates critical decision-making within a $7 trillion sector. Our technology is instrumental in determining which risks to take and how to price them, influencing vital outcomes such as successful space launches, the market readiness of autonomous vehicles, and the recovery of communities post-disaster.Insurance has long relied on antiquated methods for making billion-dollar decisions. We are changing this narrative by integrating data, AI, and human insight, enabling insurers to streamline their processes from submission to decision. Our platform empowers them to act swiftly, make informed choices, and embrace risk with greater assurance.Supported by renowned investors like a16z, Highland Europe, and Battery Ventures, we are expanding our global footprint. Currently, we serve nearly 50 of the largest insurance companies worldwide, maintaining zero churn and facilitating billions in premiums through hx.What started as a singular offering has swiftly transitioned into a multi-product, multi-territory solution that supports all phases of pricing and underwriting. AI is at the heart of our operations, from crafting the first domain-specific AI peer programmer for insurance to creating innovative workflows that redefine industry standards.At hx, we pride ourselves on our people. Here, the impact is determined by the challenges tackled and the dedication shown, rather than titles or tenure. In a collaborative environment that encourages growth, you will engage in meaningful work that challenges you to excel.If you resonate with this mission, we invite you to join us in shaping the future of insurance.About the hxAI TeamAI is integral to our software development and decision-making processes at hx. From large-scale document intelligence to specialized AI peer programming utilized by actuaries and underwriters, hx is pioneering the application of generative AI in the insurance sector.Our AI Platform team is essential to this endeavor, designing, building, and managing the systems that enable safe, scalable AI training, deployment, evaluation, and monitoring. This includes model serving, data pipelines, observability, automation of deployments, and orchestration of computing resources.Collaborating closely with product and research teams, we transform rapid experimentation into reliable, cost-effective, and developer-friendly production systems. Our success metrics include expedited releases, enhanced model performance in real-world applications, and AI solutions that our clients can rely on for critical decision-making.

Join our innovative team as an AI Trainer - Copilot for Finance. In this remote role, you will be responsible for enhancing AI models that assist in financial decision-making. Your expertise will help refine and train AI systems to better serve our users, ensuring they receive the most accurate and relevant financial insights.

Location: Poland About Us: RTB House is an innovative global leader in marketing technology, dedicated to developing cutting-edge solutions for esteemed brands and agencies around the globe. Our unique ad-buying engine, driven entirely by advanced Deep Learning algorithms, empowers advertisers to achieve remarkable results and meet their objectives across all stages of the marketing funnel. Since our inception in 2012, we have expanded our operations to over 90 markets while maintaining a steadfast commitment to first-party advertising and continuous innovation. RTB House provides comprehensive, Deep Learning-powered AdTech products and solutions designed to enhance conversion rates, drive customer acquisition, foster engagement, and stimulate long-term demand for a diverse clientele worldwide. Your Role: We are seeking a Senior Software Engineer to join our team in designing, developing, and fine-tuning high-performance backend systems that facilitate real-time bidding (RTB) and machine learning at scale. You will be instrumental in creating software that manages billions of daily transactions, ensuring adherence to stringent latency and reliability requirements within a distributed, low-latency environment.

Join our innovative team at Box Inc. as a Senior Staff Architect in Workflow Engineering, where your expertise will lead the design and implementation of cutting-edge workflow solutions. You will collaborate with cross-functional teams to enhance our platform, ensuring scalability, performance, and optimal user experience. This role presents a unique opportunity to influence product direction and contribute to the overall success of our engineering initiatives.

We are seeking a talented and motivated Staff Software Engineer specializing in React Native to join our dynamic team at Box, Inc. In this role, you will be instrumental in developing innovative mobile applications that enhance user experience and drive engagement.Your responsibilities will include collaborating with cross-functional teams to define and design new features, maintaining existing applications, and ensuring code quality through best practices and testing.

Senior AI Engineer (Contractor) Remote | Occasional travel to Amsterdam | Project-based engagementJoin Altura, a pioneering SaaS startup that has successfully raised its Series A funding.At Altura, we are revolutionizing the way organizations secure complex deals, such as tenders and RfPs, through our innovative AI-powered platform. We streamline bid management, transforming it into a strategic, efficient process. By automating tasks and enhancing knowledge accessibility, we empower teams to operate more effectively.And we are just getting started.We are developing the first AI-driven Agentic Virtual Bid Management Assistant, intended to automate the entire bid lifecycle. With fresh capital, ambitious goals, and a rapidly expanding team across Amsterdam and London, the future looks bright.If you are passionate about innovation, seeking high ownership, and eager to contribute to the AI foundation of a Series A SaaS company, we would love to connect with you.TL;DRAs a Senior AI Engineer (Contractor), you will be part of a high-caliber team responsible for building the agentic layer that drives Altura's next evolution.This is not a conventional role; you won't just be plugging prompts into an API.You will design and implement real agentic workflows: context-aware, production-grade systems that leverage our proprietary data graph and establish a significant technical advantage.You will collaborate with a small, agile team, given the freedom to explore emerging technologies: Claude Code, Cursor, Copilot, and cutting-edge models as they become available. If something can notably advance our technology, we will adopt it.You will lead impactful AI initiatives end-to-end, taking ownership of results across:Discovery and greenfield prototypingModel evaluation and multi-model strategyProduction rollout, observability, and continuous improvementBeyond product capabilities, you will help define foundational AI platform components, including context engineering, agent orchestration, evaluation frameworks, tone monitoring, and online observability.Experience freedom from corporate bureaucracy. Enjoy autonomy, speed, and genuine technical influence.You will deliver AI systems that are:Reliable in productionScalable across customer basesMeasurable in impactCost-effective and efficient

As a Senior Software Engineer focusing on AI Retrieval at Asana, you will play a pivotal role in designing and implementing cutting-edge solutions that enhance our AI capabilities. You will collaborate with cross-functional teams to build scalable systems that improve information retrieval and user experience. Your expertise in software engineering and artificial intelligence will help drive innovation and set new standards for efficiency and performance.