Senior Machine Learning Researcher - Spectrum

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.

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. ...

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.

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.

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 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.

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.

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.

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.

Location: Poland About Us:RTB House is a pioneering global technology company specializing in innovative marketing solutions for leading brands and advertising agencies around the globe. Our proprietary ad-buying engine stands out as the first in the world to utilize Deep Learning algorithms entirely, empowering advertisers to achieve exceptional results and meet their objectives throughout every stage of the marketing funnel. Your Role:As a Senior Technical Researcher/Engineer on our AdTech Technical Research Team, you will be instrumental in investigating and mastering the latest advancements in the advertising technology landscape. Your responsibilities will include conducting comprehensive research, testing novel technologies, and collaborating across various teams to determine their viability for integration into our systems. This position requires a unique combination of programming, research, and analytical skills to assess the effectiveness and practicality of diverse ad tech solutions. Qualifications: Minimum of 5 years of experience in a research or engineering role. Technical Proficiency: Strong programming skills with the ability to comprehend large-scale and intricate systems and architectures. Curiosity and Willingness to Learn: Eagerness to embrace new challenges and technologies while continuously enhancing knowledge in the ad tech sector. Independence & Proactiveness: Capability to take initiative and make informed decisions with minimal oversight while upholding high standards. Goal-Oriented Mindset: Focused on achieving specific project objectives and adaptable in a fast-paced environment. Collaborative Communication: Proficient in effectively sharing knowledge and working alongside team members and external partners (e.g., major browser vendors, W3C, GitHub). Prototyping Skills: Ability to develop Proof of Concepts (PoCs) and experimental solutions to evaluate their effectiveness. Technologies & Projects You May Work With: Python, Java, Scala, TypeScript/JavaScript PyTorch, NumPy, Pandas Jupyter Notebooks BigQuery, GCP Browser Engines

Join NielsenIQ as a Research Analyst and play a pivotal role in driving data-driven insights that shape strategic business decisions. In this dynamic position, you will conduct thorough market analysis, compile reports, and collaborate with cross-functional teams to deliver actionable intelligence. Your analytical skills will be crucial in interpreting complex data sets and presenting findings in a clear and compelling manner.

As a Clinical Research Associate II, you will be immersed in a dynamic training and development environment, focusing on enhancing your CRA skills while supporting and observing clinical site monitoring services both in-house and in the field. This role encompasses comprehensive exposure and training in all facets of clinical site monitoring services. You will perform site management activities aimed at bolstering investigative site and patient recruitment, ensuring compliance, and providing oversight for full-service studies. Key responsibilities include conducting remote data reviews, assisting with data queries and closure activities, and supporting Risk Based Monitoring (RBM) initiatives. You will assess data collection and regulatory document acquisition, and execute both remote and on-site activities for investigational sites, including site contacts, qualification, initiation, monitoring, and close-out visits, either under supervision or independently, in strict adherence to corporate, sponsor, and regulatory (ICH GCP and others) standards. This position emphasizes the importance of fostering collaborative relationships with stakeholders, effectively representing the corporation.

Role Overview ifs1 is hiring a Learning & Curriculum Designer for the Global Sales Enablement team in Warsaw. This role focuses on creating and improving learning strategies that help sales teams worldwide perform at their best. What You Will Do Design and develop learning experiences for global sales teams Create training materials that support company goals Work closely with cross-functional teams to ensure training is effective and relevant Collaboration This position partners with colleagues across departments to align learning content with business objectives and drive sales team success.

NordVPN, part of Nord Security, develops VPN services and privacy tools designed to keep users secure and in control. The Threat Intelligence team combines data science, malware research, and privacy expertise to monitor and analyze new online threats as they emerge. This Senior Threat Intelligence Researcher role is based in Warsaw. The position plays a key part in shaping NordVPN’s Threat Protection features, with a direct impact on the online safety and privacy of millions of users. What you will do Serve as the lead expert on Threat Intelligence topics, guiding research into areas such as phishing and online scams. Turn research findings into actionable strategies that strengthen the Threat Protection product. Collaborate with Marketing and PR to communicate cybersecurity trends through clear, data-driven stories. Publish concise, evidence-based updates on significant threats and safety advice across social media. Contribute to educational video content, including scriptwriting and occasional on-camera work. Work alongside Data Science and Engineering teams to advance machine learning applications in Threat Intelligence. Assess and introduce new tools, data sources, and workflows to boost team performance. Mentor junior researchers and support their professional development. Team and collaboration The Threat Intelligence team values a range of skills and close cooperation. Researchers collaborate to deliver actionable intelligence and help NordVPN protect user privacy and security.

Join our dynamic team at Alimentiv as an In-House Clinical Research Associate in Warsaw. In this role, you will be responsible for supporting clinical trial management, ensuring compliance with regulatory requirements, and collaborating with cross-functional teams to facilitate the successful execution of clinical studies.

Join Testronic as the Global Director of Learning & Development and play a pivotal role in shaping the future of our Quality Assurance services. This strategic position will focus on enhancing the skills and capabilities of our teams across three global locations.In this role, you will be instrumental in identifying and nurturing talent to ensure our junior managers are prepared for promotions in a timely manner. You will design and implement comprehensive technical training programs, emphasizing ISTQB certifications and project management methodologies as key differentiators in our service offerings.Your expertise will also be critical in revamping our employee induction and onboarding processes, ensuring that new hires are well-equipped to succeed in their roles.This position requires a global mindset, as you will collaborate with colleagues across all major offices, making international experience essential.

Role overview The Pack & Design Research Analyst at NielsenIQ in Warsaw interprets market data to guide decisions about product design and packaging. This work directly supports brand strategies and helps align products with consumer preferences. Key responsibilities Analyze market data to identify trends in packaging and design. Provide clear, practical recommendations for product and brand teams. Collaborate with colleagues across different departments to ensure design decisions reflect both market trends and consumer needs. Collaboration This role works closely with cross-functional teams to improve product packaging and design, keeping offerings in step with consumer expectations and market requirements.

About the Role Nord Security, the company behind NordVPN, is searching for a Senior Threat Intelligence Researcher in Warsaw. This role centers on advancing the security and privacy of millions of users through products like Threat Protection Pro and the NordLynx protocol. What You'll Do Lead research efforts to identify and analyze emerging threats to Nord Security products. Work closely with a multidisciplinary team that includes Data Science, Malware Research, Development, and Privacy specialists. Contribute to the development and improvement of threat intelligence feeds, heuristics, algorithms, and machine learning models. Share actionable insights with product, engineering, and public-facing teams to strengthen threat protection capabilities. Help shape the evolution of NordVPN’s Threat Protection features by setting high standards for research quality and collaboration. The Team The Threat Intelligence group brings together experts from several disciplines. The team focuses on delivering accurate, timely information about potential threats using a mix of data-driven approaches and technical expertise. Collaboration is key, team members combine their skills to protect user privacy and security at scale. Location This position is based in Warsaw.

CD Projekt Red is seeking a Senior User Experience Researcher in Warsaw. This position centers on improving the quality of gaming experiences by gathering insights that inform design decisions. The team values both creativity and collaboration, aiming to deliver engaging stories and immersive environments to players. Role overview The Senior User Experience Researcher will focus on understanding player behaviors and preferences. Insights from research will help guide the development of new features and refine existing gameplay elements. Collaboration This role works closely with designers, writers, and other team members to ensure that each project meets the studio’s standards for narrative depth and world-building. Impact Your work will contribute directly to the studio’s goal of creating memorable and captivating gaming experiences for a global audience.