Senior Game Data Analyst at Wargaming | Prague

Filevine is at the forefront of Legal AI, offering innovative Legal Operating Intelligence designed for the future of legal work. Our platform integrates data, documents, workflows, and teams into a cohesive system, ensuring clarity and consistency in modern legal operations.Our proprietary Legal Operating Intelligence System, LOIS, revolutionizes legal oper…

Join ShipMonk as a Data Scientist specializing in Transportation & Logistics Intelligence. In this role, you will leverage data analytics and machine learning to optimize our logistics processes and enhance operational efficiency.Your insights will drive strategic decisions, enabling us to streamline operations and reduce costs. Collaborate with cross-functional teams to implement data-driven solutions that improve customer satisfaction and operational performance.

Join Filevine, a pioneering leader in Legal AI, as we redefine the future of legal operations through our innovative platform that integrates data, documents, workflows, and teams into a singular system of truth. Our Legal Operating Intelligence System, LOIS, empowers legal professionals by transforming operations from reactive to proactive, providing insights that enhance clarity and confidence.As a recognized innovator in the tech industry, Filevine has received accolades from prestigious organizations like Deloitte and Inc., solidifying our position as one of the fastest-growing technology companies in the country.Role Summary:We are on the lookout for a dedicated Machine Learning Data Annotator to play a vital role in the development of our AI-driven products. In this position, you will be responsible for generating high-quality annotations for machine learning tasks, which are essential for model training, evaluation, retrieval, and quality analysis. Your expertise will also involve conducting error analysis of model outputs, assessing the performance of various approaches, and collaborating with cross-functional teams to optimize datasets and workflows.Your contributions will be critical in ensuring data accuracy, consistency, and completeness, which directly influences the effectiveness of our AI solutions.This is a full-time independent contractor position.

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.

Join the Nebius TeamAt Nebius, we are pioneers in the realm of cloud computing, dedicated to empowering the global AI economy. Our mission is to provide innovative tools and resources that enable our clients to tackle real-world challenges and revolutionize industries—all while minimizing infrastructure costs and the complexities of maintaining extensive in-house AI/ML teams. Collaborating with us means being at the forefront of AI cloud infrastructure, alongside some of the most seasoned and creative leaders and engineers in the industry.Our LocationsHeadquartered in Amsterdam and publicly listed on Nasdaq, Nebius boasts a worldwide presence with R&D hubs strategically located across Europe, North America, and Israel. Our diverse team of over 1400 professionals includes more than 400 highly skilled engineers who excel in both hardware and software engineering, along with a dedicated in-house AI R&D unit.The RoleAs part of the Token Factory division within Nebius Cloud, one of the largest GPU cloud infrastructures globally, you will contribute to the development of a sophisticated inference and fine-tuning platform. This platform supports a wide array of foundation models—spanning text, vision, audio, and emerging multimodal architectures—ensuring they are fast, reliable, and effortlessly scalable for training and deployment.Current Focus Areas:Advanced Fine-Tuning: Innovating fine-tuning techniques, including LoRA-based and full-parameter methodologies, for state-of-the-art LLMs (e.g., GPT-OSS, Kimi K2.5, DeepSeek V3.1/V3.2, GLM-4.7), with an emphasis on enhancing model quality and training efficiency.Inference Optimization: Analyzing LLM inference constraints to enhance production speed. This involves creating training and evaluation pipelines in JAX for speculative decoding, exploring various architectures (dense/MoE, auto-regressive/parallel), and establishing scaling laws to optimize resource allocation.

Sentinel Labs is looking for a Senior Machine Learning Engineer to join the AI Detection Team in Prague. This role centers on advancing Static AI Detection technology, with a focus on developing algorithms and models that strengthen AI detection capabilities for organizations around the world. Role overview The Senior Machine Learning Engineer will work closely with colleagues from different disciplines to design, implement, and optimize machine learning solutions. The position involves analyzing data, building prototypes, and refining processes to improve the performance of AI systems. What you will do Develop and enhance algorithms and models for AI detection Collaborate with cross-functional teams on impactful projects Analyze data to inform model development Build and test prototypes to validate new approaches Refine processes to ensure optimal system performance Location This position is based in Prague, Czech Republic.

Join Filevine, a pioneering Legal AI company redefining the future landscape of legal work through our innovative Legal Operating Intelligence (LOIS) platform. Our unique system integrates data, documents, workflows, and teams into a cohesive environment where legal professionals can operate with exceptional clarity and efficiency.With LOIS at its core, Filevine empowers legal professionals by transforming operations from reactive to proactive, utilizing advanced capabilities to comprehend and analyze data. Our award-winning technology, recognized by Deloitte and Inc., continues to earn accolades for innovation and rapid growth. Collaborate with a dynamic team of visionaries and innovators dedicated to reshaping the legal field.Role Overview:As a Machine Learning Engineer at Filevine, you will spearhead the design and implementation of advanced NLP models for applications such as medical summarization, credibility assessment, and contradiction detection. Your role will also involve enhancing our transcription pipelines and automating internal AI processes. Collaborate closely with engineering teams to integrate these models into production, ensuring optimal system stability and accuracy while driving forward-thinking advancements in NLP, particularly in the legal and medical sectors, utilizing tools such as Python, PyTorch, and AWS.

Why Join NebiusNebius is at the forefront of cloud computing, empowering the global AI economy. We provide our clients with essential tools and resources to tackle real-world challenges and revolutionize industries without incurring hefty infrastructure costs or needing to develop extensive in-house AI/ML teams. Our team operates at the cutting edge of AI cloud infrastructure, collaborating with some of the most experienced and innovative leaders and engineers in the industry.Our Work EnvironmentHeadquartered in Amsterdam and publicly traded on Nasdaq, Nebius boasts a worldwide presence with R&D centers across Europe, North America, and Israel. Our diverse team of over 1,400 employees includes more than 400 highly skilled engineers with deep expertise in both hardware and software engineering, complemented by an in-house AI R&D team.About the RoleAs part of Nebius Cloud, which operates one of the largest GPU clouds globally—utilizing tens of thousands of GPUs—Token Factory is dedicated to building a high-performance inference and fine-tuning platform that pushes foundational models to their hardware limits. Our commitment is to enhance throughput, reduce latency, and optimize cost-per-token across our expansive GPU resources.Current Projects You Could Contribute To:Inference Optimization: Identify bottlenecks in LLM inference to accelerate production speed. Maximize performance for a variety of LLM architectures at scale (e.g., GPT-OSS, Kimi K2.5, DeepSeek V3.1/V3.2, GLM-5).Inference Engine Support: Implement innovative speculative decoding architectures, optimize components of different LLM designs (dense/MoE, autoregressive/parallel), and contribute to open-source inference engines.Low Precision Training & Inference: Design and operationalize low-precision training (FP8, NVFP4/MXFP4) and inference pipelines to achieve significant improvements in throughput and cost efficiency.

Role overview Pipedrive is hiring a Principal AI/ML Scientist & Engineer in Prague, Czech Republic. This role leads projects focused on artificial intelligence and machine learning, working closely with a skilled team to create solutions that improve business processes and customer experiences. The position plays a key part in shaping the company's AI strategy and driving meaningful results.

Join our innovative team at httpie.ai as a Fullstack Data Scientist. We are seeking a talented data science hacker who can navigate both the front-end and back-end to create exceptional data-driven solutions. This is a fantastic opportunity to contribute to our cutting-edge projects while enjoying the flexibility of a remote work environment.

Join Wrike as a Senior Product Manager for Analytics and play a pivotal role in shaping our analytics products. You will lead cross-functional teams to develop innovative solutions that empower our users to make data-driven decisions. Your expertise will guide our product strategy, ensuring we meet the evolving needs of our customers.This is an exciting opportunity to contribute to a fast-paced, collaborative environment where your insights and leadership will directly impact the success of our analytics offerings.

Join Collibra's Innovative Artificial Intelligence Team We are on the lookout for a seasoned AI Engineer to architect and implement Artificial Intelligence solutions that enhance our customer experience and facilitate informed, data-driven decision-making. If you are passionate about leveraging cutting-edge technologies to create effective, high-performance AI solutions, this role is for you. You will collaborate with a global team of exceptional builders, united by a commitment to innovative technology, problem-solving, and the pursuit of crafting simple, elegant products that engage and delight customers at every level of data interaction. This is a hybrid role based in our Prague office, where you will work on-site at least two days a week. This model fosters connectivity, teamwork, and collective progress.

Join us at the forefront of technology as we revolutionize the data storage industry. At Pure Storage, you will engage in groundbreaking work, collaborate with the most brilliant minds in the field, and contribute to innovative solutions that make a significant impact.Embrace the opportunity to shape the future and leave a lasting imprint in the tech world. If you're ready to unlock a world of possibilities, we invite you to be part of our journey.THE ROLEIn the position of Senior Security Operations Engineer, you will be a pivotal architect in enhancing our Security Operations Center (SOC), transitioning from reactive monitoring to proactive defense strategies. Collaborating closely with the Security Operations Manager, you will oversee the integration of advanced security systems while mentoring a high-performance team. Your goal is to connect the intricate threat landscape with scalable technical solutions, safeguarding our global data infrastructure.WHAT YOU'LL DOArchitect and Onboard Security Infrastructure: Develop strategies for integrating new security systems and services, ensuring seamless data ingestion into our operations to enhance visibility.Drive SOC Maturity and Integration: Assess and optimize our current toolstack, including IDS/IPS, EDR, and SIEM, to automate workflows and enhance Mean Time to Respond (MTTR).Lead Incident Response and Threat Intelligence: Guide the detection and mitigation of active threats using GenAI and advanced forensics to minimize business impact.Operationalize Security Policy: Convert abstract security requirements into effective technical controls across Linux and Cloud (AWS) environments, aligning our security roadmap with global business objectives.Innovate through Automation: Employ a DevOps approach to create custom scripts (Python, PowerShell) and utilize containerization (Docker) to streamline tasks and boost team efficiency.WHAT YOU BRINGDeep Technical Proficiency in Defense: Extensive experience in managing enterprise security technologies such as UTM firewalls, network-based threat detection, and cloud platforms.Automation and Engineering Mindset: Demonstrated capability to automate intricate security tasks and processes.

JetBrains is hiring a Senior Product Manager focused on AI Analytics. This position centers on guiding projects that use artificial intelligence to improve user experience and support product growth. Role overview The Senior Product Manager will work closely with teams from different disciplines to shape and deliver AI-driven features. The goal is to ensure JetBrains products continue to set high standards in the industry. Key responsibilities Lead projects that apply AI analytics to enhance product capabilities Collaborate with engineering, design, and other teams to define and execute strategy Drive initiatives that improve user experience and support business growth Location This role is open in multiple cities, including Amsterdam, Belgrade, Berlin, Limassol, London, Madrid, Munich, Paphos, Prague, Warsaw, and Yerevan.

Join us in our exhilarating journey to revolutionize the data storage industry with cutting-edge technology. As a part of our team, you'll engage in innovative projects that redefine the tech landscape, working alongside some of the brightest minds in the field.If you are eager to embrace limitless possibilities and make a significant impact, we invite you to become a key player in our mission.THE ROLEAs a Senior Applied AI Engineer, you will design and maintain production-grade AI systems capable of deriving insights from extensive unstructured document collections. Your work will facilitate enterprise data discovery, classification, and governance.You will take ownership of the entire lifecycle of graph intelligence solutions—from problem definition and data modeling to the development and enhancement of knowledge graphs, culminating in the deployment of ML and LLM-powered analytics in production environments. Your focus will be on semantic and contextual analysis of unstructured data to reveal relationships, patterns, and insights that uphold AI safety, security, and compliance standards.WHAT YOU'LL DODesign, construct, and implement graph-based AI solutions, integrating knowledge graphs, LLMs, and ML models tailored for extensive unstructured datasets.Define and manage data pipelines that transform and enrich entity relationships into production-quality knowledge graphs.Incorporate LLMs and ML models into text processing workflows for tasks such as classification, embedding generation, document similarity, and semantic analysis.Architect, deploy, and maintain graph and vector databases to facilitate retrieval, reasoning, and analytics.Enhance models and inference pipelines to meet production constraints including latency, throughput, cost, and infrastructure requirements.Deploy, supervise, and refine ML systems in live environments, ensuring reliability and continuous integration.Lead architectural decisions and set the technical direction for applied AI and graph intelligence solutions.Note: Our work primarily takes place in an office environment, and you will be expected to work from the Prague office in accordance with company policies, except during PTO, business travel, or other approved leaves.

Join NielsenIQ as a Senior Analyst and play a crucial role in driving data-driven insights for our clients. In this position, you will leverage your analytical skills to interpret complex datasets and deliver actionable recommendations that enhance business strategies. Collaborate with cross-functional teams to ensure data integrity and contribute to impactful decision-making processes.

About Emplifi Emplifi offers a unified customer engagement platform used by more than 20,000 brands worldwide. The company focuses on helping clients improve digital and social customer experiences through integrated solutions in social media marketing, social commerce, and customer care. Advanced analytics and AI play a key role in supporting growth, customer satisfaction, and brand loyalty. Meet the Reporting and Analytics Team This team brings together business analysts, data analysts, engineers, Salesforce specialists, and developers who manage Emplifi’s SaaS tools. The group values productivity, creativity, and open communication, with a strong emphasis on personal and professional growth. Agile methodologies guide their work, which covers a wide range of challenges: anomaly detection, product configuration, retention forecasting, and analyzing large-scale market trends. The technology stack includes Python, SQL, Tableau, Apache Spark, AWS S3, and PostgreSQL. The team also manages Salesforce for marketing and sales. Technical quality matters, but so does connecting technical solutions to real business needs. Role Overview: Data Analyst Data at Emplifi is more than numbers. Insights from data shape decisions across the company. The Data Analyst role calls for someone who is naturally curious, works well independently, and feels responsible for outcomes. This person digs into the reasons behind the data, delivers results that matter, and helps turn information into action. Key responsibilities include: Spotting trends in social media data to support global reporting Delivering actionable insights to inform business and product strategies Supporting client success with prompt, accurate data exports Enabling Sales and helping develop the pipeline Mastering tools such as Python, Databricks, PySpark, S3, and Airflow Working with large datasets in a growing Data Lake The team works within an Agile (SCRUM) process that encourages experimentation and ongoing learning. Location This position is based in the Czech Republic, with options to work from Prague, Pilsen, or Brno.

Lifted (An Upwork Company) is hiring a Media Measurement Consultant in Prague. This role centers on advanced analytics and global insights to improve media performance. Role overview The Media Measurement Consultant will work to develop and refine analytics frameworks aimed at optimizing campaign effectiveness across international markets. The position involves analyzing media data to produce clear, actionable insights that support strategic decisions. Collaboration Expect regular interaction with cross-functional teams. Working together, the goal is to ensure that data informs key choices and strengthens overall market strategy. Focus areas Delivering insights on media performance using advanced analytics Developing a global analytics framework Supporting data-driven decisions for campaign optimization

Join Bolt as a Senior Operations Strategy Analyst and play a pivotal role in enhancing our ride-hailing services in Slovakia!This full-time, permanent position is based in our vibrant office in Prague.About UsBolt is one of the fastest-growing technology companies across Europe and Africa, serving over 200 million customers in over 50 countries. Our success is driven by our passionate team members.We champion inclusivity and diversity, ensuring a workplace where everyone feels valued and respected, regardless of background. Our mission is to transform urban spaces to prioritize people over vehicles, and we invite you to be a part of this transformative journey!About the RoleAs a Senior Operations Strategy Analyst, you will have the opportunity to make a real-time impact on local operations. If you are ready to take ownership, challenge the status quo, and influence movement patterns in urban settings, this is your chance!Your analytical skills will be key in deriving actionable insights from relevant data, identifying growth opportunities, and driving strategic initiatives.