Senior Data Scientist - Threat Intelligence Team

Join our innovative Threat Intelligence team at Nordsec as a Senior Data Scientist. In this pivotal role, you will analyze complex data sets to enhance our cybersecurity measures and protect our clients from emerging threats. You will leverage advanced analytical techniques and machine learning algorithms to derive insights that inform strategic decisions.

Join our dynamic team at evolution as a Data Scientist. In this pivotal role, you will harness the power of data to drive strategic decision-making and enhance our product offerings. Collaborate with cross-functional teams to analyze complex datasets, identify trends, and develop predictive models that will help shape the future of our business.

Join the forefront of online security with the world's leading VPN provider.If you are an inquisitive problem-solver eager to innovate, become a part of the team spearheading Threat Protection Pro, the NordLynx protocol, and the fastest VPN available—empowering users with enhanced privacy, security, and control over their data.Your contribution? Enabling millions to reclaim their online security, privacy, and data.Our Threat Intelligence team is committed to delivering precise and timely insights regarding potential threats to our products. Our diverse team of experts spans various disciplines, including Data Science, Malware Research, Development, and Privacy, all working towards a unified objective through the application of data feeds, heuristics, algorithms, and machine learning.Key ResponsibilitiesDesign and implement solutions to complex problems while conducting research, debugging, and data analysis across various sources;Create scalable, reliable code and document your contributions and explorations;Research, develop, and deploy data science solutions to production;Develop custom machine learning metrics to monitor model performance;Analyze validation/testing outcomes, provide explanations, and refine model designs accordingly;Collaborate with team members to plan deliverables;Perform code reviews to ensure quality;Maintain open communication regarding project progress;Mentor colleagues and share knowledge within the team;Propose enhancements to existing solutions.Core QualificationsDemonstrated experience in data science and/or mathematical modeling;Strong understanding of statistical methods (e.g., Monte Carlo, hypothesis testing, bootstrap, Bayesian inference);Extensive knowledge and practical experience with machine learning algorithms: linear regression, random forest, gradient boosted trees, neural networks, k-means, etc.;Proficiency in Python and hands-on experience with the PyData stack (e.g., Pandas, NumPy, etc.);

Join Talan as an AI Data Scientist and be at the forefront of innovation in artificial intelligence and data analysis. In this role, you will leverage your expertise to analyze complex datasets, develop predictive models, and contribute to cutting-edge AI projects that drive business solutions. Collaborate with cross-functional teams to transform data into actionable insights that enhance decision-making processes.

QED (https://qed.ai) is an innovative tech firm dedicated to enhancing public health and ensuring food security in Sub-Saharan Africa. Our mission involves developing cutting-edge digital infrastructure and artificial intelligence solutions that bridge the gap between humanitarian aid and scientific research. This includes in-situ nutrient analysis of crops, soils, and foods, along with national-scale surveillance of diseases such as HIV and malaria across multiple African nations. Our organization is proudly supported by various philanthropic and governmental entities, including the Gates Foundation, the Polish Ministry of Agriculture, and the Global Fund.We are excited to invite a talented Data Scientist to our Warsaw team, focusing on ScanSpectrum (https://scanspectrum.qed.ai), a revolutionary low-cost handheld spectrophotometry kit designed to evaluate the quality parameters of food and agricultural products.

Join our innovative project aimed at revolutionizing business processes through cutting-edge artificial intelligence and advanced technologies. This initiative leverages intelligent data management and supports automated decision-making while ensuring efficiency, security, and scalability.ResponsibilitiesDesign and implement sophisticated algorithms for generative AI models that improve human-machine interaction in targeted industries.Perform comprehensive analysis of extensive datasets to extract valuable insights, trends, and patterns aligned with the objectives of the joint venture.Develop and train generative AI models, ensuring their reliability and performance through thorough evaluation methods.Collaborate with a skilled team, learning and contributing to the transition from traditional language models to state-of-the-art Large Language Models (LLMs) and fine-tuning methods such as LoRA and QLoRA.Keep updated with the latest advancements in AI and generative models (including open source), proposing and implementing creative solutions to enhance our technology's capabilities.Gain a profound understanding of the shipping and industrial sectors to customize generative AI solutions that tackle specific challenges and opportunities within these domains.

At Samba TV, we are revolutionizing the way audiences experience streaming and broadcast video worldwide through our cutting-edge data and technology. Our mission is to enhance the viewing experience by empowering media companies to connect with their audiences effectively, while enabling advertisers to engage viewers and accurately measure their reach across multiple devices. With a unique global perspective rooted in our extensive data and AI-driven insights, we have an incredible story to tell.As a Data Scientist on our Knowledge Graph & Identity team in Warsaw, you will take ownership of delivering impactful data science projects from inception to completion with minimal supervision. We are seeking a dependable, self-sufficient contributor who possesses deep expertise in one of Samba's key areas—knowledge graphs, identity spine, measurement, or audience modeling. You will have the technical prowess to create production-ready solutions leveraging modern machine learning (ML) and artificial intelligence (AI) methodologies. Your role will involve close collaboration with your peers, product teams, and engineering, as well as mentoring junior data scientists within the team.

Join the forefront of online security with Nordsec!Are you a passionate and analytical problem-solver who thrives in dynamic environments? Be a vital part of our innovative team driving the development of Threat Protection Pro, the cutting-edge NordLynx protocol, and the world’s fastest VPN. Our tools empower users by prioritizing privacy, security, and control.Your Role: Contribute to our mission by analyzing data to help millions regain control over their online safety and privacy.About Our Apps Data Team: We are a comprehensive data service team dedicated to fostering data-driven decision-making across the organization. We develop and maintain a unified and scalable data interface that empowers our teams to make informed choices.As a Senior Product Data Analyst, you will play a crucial role in enhancing app development, driving strategic decisions, and influencing business outcomes through insightful analysis and effective stakeholder management.

About WPP MediaWPP is recognized as the trusted growth partner for the world's leading brands. By leveraging exceptional talent, reliable data, and top-tier partnerships through our innovative marketing platform, WPP Open, we empower clients to navigate change, seize opportunities, and achieve transformative growth.WPP Media, as WPP's AI-driven media operating unit, integrates media, data, and partnerships to provide scalable creative personalization. Through WPP Open and powered by Open Intelligence, our clients gain transparent insights into the effectiveness of their media investments.Explore more at wppmedia.com.WPP is committed to creative transformation, utilizing the power of creativity to forge better futures for our people, our planet, our clients, and our communities. Visit wpp.com for additional insights.At WPP Media, we value our culture and people, which drives us to deliver exceptional experiences for our clients and one another. As part of our team, embracing the core values of WPP and WPP Media is essential:Be Extraordinary by Leading Collectively to Inspire Transformational Creativity.Create an Open environment by Balancing People and Client Experiences through Cultivating Trust.Lead Optimistically by Championing Growth and Development to Mobilize the Enterprise.

Software Mind seeks a Data Product Manager to guide the development of data-driven products in Warsaw. This position plays a key role in connecting teams and ensuring that data products align with real market demands and business objectives. Role overview The Data Product Manager works with stakeholders across the company to shape product direction and delivery. The focus is on building solutions that provide value and support strategic goals. What you will do Define a clear vision for data products Collect and document requirements from stakeholders Set priorities for product features and improvements Manage the full product lifecycle, from concept to launch Location This role is based in Warsaw.

At Samba TV, we are redefining the way viewers engage with content. Our innovative technology and robust data analytics empower media companies to connect with their audiences effectively, and advertisers to track and measure viewer interactions seamlessly across multiple devices. By harnessing a wealth of insights driven by AI and a global dataset, we aim to transform the viewing experience for everyone.As a Mid-Level Data Scientist joining our Knowledge Graph & Identity team in Warsaw, you will take charge of the complete execution of critical data science initiatives with minimal supervision. Your expertise in one of Samba's core areas—be it knowledge graphs, identity management, audience measurement, or modeling—will be crucial. You will utilize modern machine learning and AI techniques to develop production-ready solutions. Collaboration with peers, product managers, and engineering teams will be key, alongside mentoring junior data scientists to foster growth within the team.

Join the forefront of cybersecurity innovation!At Nord Security, we're not just about providing the world's most advanced VPN; we are dedicated to empowering individuals with the tools they need to reclaim their online privacy and security. If you're a driven problem-solver ready to make a difference, come and be part of our dynamic team focused on Threat Protection Pro, the NordLynx protocol, and the fastest VPN available today.Your Role: As a Senior Product Data Analyst, you will significantly impact our ability to help millions regain control over their online security, privacy, and data.About the Apps Data Team: Our team serves as a comprehensive data service provider, facilitating data-driven decision-making across all departments by creating and maintaining a cohesive and scalable data interface.In this role, you will be integral in fostering data-driven strategies, refining app development processes, and steering business outcomes through impactful analyses and effective stakeholder engagement.Key Responsibilities:Establish, monitor, and enhance key product performance metrics, user engagement, and experimental data from applications.Develop comprehensive analytical solutions to support data-driven decision-making throughout product development cycles.Create high-quality, on-demand reports and monitoring dashboards to fulfill stakeholder inquiries promptly.Conduct in-depth analyses of application performance and user behavior, presenting insights to product managers.Streamline processes by automating repetitive tasks to boost efficiency and consistency.Ensure compliance of all reports and analyses with internal guidelines and standards.Work closely with cross-functional teams to enhance the understanding of data and business processes.Core Requirements:Minimum of 3 years of experience in a product data analytics role.Proven ability to lead and execute analytical initiatives throughout the product/feature development lifecycle, from problem identification and metric design to impact assessment.Strong proficiency in SQL ANSI.Familiarity with big data technologies and effective data management practices.

Samba TV is a leading innovator in the streaming and broadcast video landscape, leveraging our proprietary data and advanced technology. Our mission is to revolutionize the viewing experience worldwide. By harnessing our extensive data, media companies can effectively connect with audiences for new shows and movies, while advertisers can engage viewers and accurately measure reach across diverse devices. Our unique narrative and insights, driven by global data and AI, offer an unparalleled perspective on culture.As a mid-level Data Scientist on the Knowledge Graph & Identity team at Samba TV in Warsaw, you will take ownership of significant data science projects, delivering solutions with minimal oversight. You are a dependable and autonomous contributor, possessing deep expertise in one of Samba's core areas—knowledge graphs, identity spine, measurement, or audience modeling—and the technical skills necessary to develop production-ready solutions utilizing modern machine learning and AI techniques. Collaborating closely with peers, product teams, and engineering, you will also play a vital role in mentoring junior data scientists within the team.

Join the vibrant team at Bolt as a Senior Product Analyst! In this role, you will leverage your extensive experience to enhance our product offerings across over 50 countries.At Bolt, our commitment to data-driven decision-making is at the heart of our operations. As part of the Product Analytics team, you'll analyze key metrics to identify improvement opportunities, assess impacts, and collaborate closely with product teams to drive success.

Join Nord Security in Shaping a Safer Cyber Future!At Nord Security, we empower individuals and businesses to reclaim their online security, privacy, and data. Our innovative products, including VPNs, password managers, and threat intelligence solutions, are trusted by millions globally.As our digital lives expand, your contribution will help users take ownership of their online experience.We believe that innovative web technologies can optimize user experience. Our success hinges on professional development, initiative, and a profound understanding of our users and their challenges.We are seeking a talented Data Analyst to join our Product Team in the web department. You will play a pivotal role in developing cutting-edge user acquisition platforms that facilitate the discovery, learning, and purchasing of Nord Family products. Your expertise in data-driven insights will help identify opportunities and validate experiments, turning business challenges into sustainable, forward-thinking solutions.

Join Nord Security and help create a safer digital future.At Nord Security, we empower individuals and businesses to reclaim their online security, privacy, and data. Our innovative solutions range from VPN services and password managers to advanced threat intelligence and eSIMs for travelers, transforming complex challenges into trusted solutions used by millions globally.In this role, your contribution will be vital in enabling users to take control of their online life.We believe that successful products leverage smart and innovative web technologies while fostering personal growth, initiative, and a comprehensive understanding of our users and their challenges.We are seeking a skilled Data Analyst to join our Product Team within the web department. You will be instrumental in developing the next generation of user acquisition platforms, facilitating seamless discovery, learning, and purchasing of Nord Family products. Your role will revolve around deriving actionable insights from data, spotting opportunities, and validating experiments that convert business challenges into sustainable, future-ready solutions.

Samba TV is at the forefront of transforming the viewing experience globally, utilizing our innovative data and technology to track streaming and broadcast video. Our mission is to reshape how audiences engage with content, empowering media companies to connect with viewers for new shows and movies, while helping advertisers effectively engage and measure their reach across multiple devices. With a unique global perspective shaped by rich data and AI-driven insights, we are telling a compelling story in the world of media.Data clean rooms are revolutionizing the way the industry handles data transactions. In an era of increasing signal loss and stringent privacy regulations, clean rooms have become the essential channel for brands to merge their first-party data with Samba's unmatched TV viewership and web intelligence, ensuring that neither party has to expose raw data. As a Product Manager, you will play a crucial role in ensuring that Samba's clean room products and their associated applications are the most capable, accessible, and trustworthy solutions available in the market.

Role overview Sigma Software Group is hiring a Senior Data Engineer in Warsaw to focus on integrations and the data platform. This position involves designing and building solutions that connect data across the company’s platforms. Collaboration with teams throughout the organization is central to keeping data moving reliably and strengthening the overall data architecture. What you will do Design and implement data integration solutions for various platforms Work closely with cross-functional teams to keep data flowing seamlessly Optimize and maintain data pipelines for performance and reliability Monitor data quality and drive improvements where needed Apply best practices in data management Support the ongoing development of the company’s data architecture Impact This role plays a key part in enabling data-driven decision making at Sigma Software Group. By ensuring reliable, high-quality data is available when needed, the Senior Data Engineer helps establish data as a strategic asset for the organization.

Role Overview Miratech is hiring a Senior Data Engineer in Warsaw. This position focuses on designing and building data architectures and pipelines to support the company’s data initiatives. The Senior Data Engineer works closely with teams across the business to maintain data quality and improve accessibility, helping drive informed decisions throughout the organization.

Role overview CreatorIQ seeks a Senior Data Engineer in Warsaw with a focus on reporting. This role collaborates with teams across the company to strengthen data architecture and reporting systems. The work directly supports data-driven decisions at every level of the organization. What you will do Design and build data pipelines that power reporting and analytics Maintain and improve data quality throughout multiple systems Optimize the performance of reporting tools to ensure timely and accurate insights Impact Efficient analytics and reliable data are central to CreatorIQ’s business. The Senior Data Engineer’s contributions shape how teams access information and make decisions, directly influencing business outcomes.