Data Scientist - Knowledge Graph & Identity

About Mistral AIAt Mistral AI, we harness the transformative capabilities of artificial intelligence to streamline processes, optimize time management, and foster creativity and learning. Our innovative technology is crafted to integrate effortlessly into everyday workflows.We are committed to democratizing AI through the development of high-performance, optimized, open-source models, products, and solutions. Our extensive AI platform caters to both enterprise and personal requirements, featuring offerings such as Le Chat, La Plateforme, Mistral Code, and Mistral Compute, all designed to deliver cutting-edge intelligence to users.Our vibrant and collaborative team is passionate about AI’s potential to revolutionize society. Comprising a diverse workforce that thrives in competitive settings, we are dedicated to fostering innovation. Our teams are distributed across France, the USA, the UK, Germany, and Singapore, embodying a spirit of creativity and teamwork.Join us in shaping the future of AI at a pioneering company. Together, we can drive significant change. Explore our culture further at https://mistral.ai/careers.Mistral AI participates in the E-Verify programYour Role• Innovate and develop groundbreaking methods to advance the capabilities of large language models.• Engage with diverse use cases (e.g., reasoning, coding, agents) and modalities (e.g., text, image, speech).• Construct tools and infrastructure to facilitate large-scale training, evaluation, and analysis of AI models.• Collaborate cross-functionally with scientists, engineers, and product teams to deploy AI systems that make a tangible impact.Your Profile• You possess strong software engineering skills in at least one programming language (e.g., Python, Rust, Go, Java).• You have hands-on experience with AI frameworks (e.g., PyTorch, JAX) or distributed systems (e.g., Ray, Kubernetes).• You demonstrate high engineering competence, capable of designing complex software and ensuring its production usability.• You are a self-motivated individual who excels both autonomously and as part of a team.Ideal Qualifications• You have practical experience in training large transformer models in a distributed environment.• You are adept at navigating the full machine learning lifecycle, from data preparation to model deployment.

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.

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.

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.

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.

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.

QED AI (https://qed.ai) is an innovative technology firm dedicated to improving public health and food security across Sub-Saharan Africa. We are committed to developing the digital infrastructure and AI solutions that facilitate crucial efforts in monitoring diseases such as HIV and malaria, as well as analyzing the nutritional quality of crops and soils on a national scale in multiple African nations. Our funding is sourced from prestigious philanthropic and governmental organizations, including the Global Fund, Gates Foundation, CDC, and USAID.We are seeking a talented Infrastructure Engineer to join our dynamic team. In this role, you will be responsible for:Utilizing declarative tooling (NixOS + k3s + Terraform) predominantly on bare metal servers, with occasional cloud integration.Strategically planning infrastructure layout, selecting suitable components, conducting testing, and implementing deployments.Designing reusable modules to facilitate deployments across diverse environments, ensuring data sovereignty for our clients.Enhancing developer tooling to streamline operations.Maintaining robust monitoring and alerting systems.Quickly responding to downtimes (optional pager duty included).Planning and constructing bare metal infrastructure for deployment in low to middle-income countries.Potential travel opportunities to gain insights into the challenges we address and to set up hardware in local data centers.This position requires a full-time commitment based in Warsaw, Poland, with a hybrid work model allowing for both remote and in-person work throughout the week. We anticipate at least 2-3 days per week in the office. The working hours are flexible, enabling you to manage personal matters during the day without prior approval.

Dentons Business Services EMEA serves as the operational backbone of Dentons, the world’s largest law firm, driving exceptional service delivery to clients across Europe, the Middle East, and Africa. Our EMEA business services team is integral to enhancing efficiency, fostering innovation, and encouraging collaboration within our global network.At Dentons Business Services EMEA, we are dedicated to excellence in providing legal professionals with state-of-the-art solutions. Our vibrant and diverse team works cohesively to offer a comprehensive range of services, including finance, IT, human resources, marketing, and more. We take pride in cultivating a culture of continuous improvement and adaptability.Job PurposeThe AI Automation Developer role is centered on the hands-on development and implementation of AI systems and workflows. This includes DAISY, our proprietary AI system, which integrates a custom chatbot, workflows, internal tool integrations, and knowledge management platforms, as well as Microsoft’s AI suite (Copilot Studio, Foundry, SharePoint knowledge agents). As an AI Engineer, you will prototype innovative AI solutions, collaborate with teams across Europe to develop and execute AI use cases, and remain informed of the latest AI advancements to guide our strategic direction.Key ResponsibilitiesFacilitating the development and deployment lifecycle of DAISY, our in-house AI system.Designing and implementing new functionalities through AI workflows, automation, prompt engineering, and iterative testing.Collaborating with developers using agile methodologies to deliver AI solutions that meet business needs.Rapidly prototyping and automating processes to overcome workflow challenges.Partnering with lawyers and business professionals to create new functionalities.Managing backlog, user stories, and data quality to ensure the delivery of high-quality features.

QED AI is an innovative technology firm committed to enhancing public health and food security across Sub-Saharan Africa. We specialize in developing digital infrastructure and AI solutions that bridge the gap between humanitarian aid and scientific research. Our initiatives include monitoring HIV and malaria, as well as analyzing crop and soil nutrients, with operations spanning several countries in Africa. Our funding is supported by notable philanthropic and governmental organizations, such as the Global Fund, Gates Foundation, CDC, and USAID.We are eager to welcome an Android Developer to our Warsaw team. Ideal candidates will possess the following skills:A minimum of 4 years of experience in developing Android applications with successful deployment on the Play Store.Proficiency in Kotlin for Android development, along with a foundational understanding of Kotlin coroutines.Experience with Android Jetpack components.Solid knowledge in software engineering principles, version control, writing clean and maintainable code, and understanding of data structures and algorithms.Fluent in English (C1 level) with strong verbal and written communication skills (minimum typing speed of 45 words per minute).Strong logical reasoning and the ability to articulate ideas effectively.An open-minded attitude towards collaborating with diverse cultures.Demonstrated emotional intelligence and resilience.A genuine passion for your work and a positive outlook, even amidst challenges.Additionally, the following skills will be considered a plus, though not mandatory:Experience leading a software engineering team.Interest or background in sustainable development goals related to public health and agriculture in developing nations.Experience in computer vision technologies.Familiarity with gRPC.What to expect from us:Unique and socially impactful projects.Minimal bureaucracy.Significant autonomy and ownership over your work.

Join GenPeach AIAt GenPeach AI, we are at the forefront of innovation, creating cutting-edge multimodal foundation models that bring hyper-realistic humans to life in images and videos. Our research lab is product-driven, meaning the advanced models we develop are directly shipped to our users, transforming ideas into tangible solutions.We pride ourselves on being a lean and dynamic team that values speed, ownership, efficiency, and collaboration. We seek exceptional individuals with high autonomy, robust technical or creative instincts, and a relentless ambition to create groundbreaking solutions. At GenPeach AI, we encourage the courage to challenge conventions, maintain an unwavering focus on user impact, and foster a builder’s mindset that actively seeks out new AI-driven tools and techniques.Our mission is to redefine the future of AI products, enabling unmatched creative freedom and human-centered experiences that enhance human creativity rather than replace it. If you thrive in uncertainty and are eager to take on responsibility while contributing to the next big thing in AI, we want to hear from you.

Join Telemedi as an AI Data Engineer!Telemedi is a pioneering company in the healthcare sector, committed to employing programmers, doctors, and experts across various fields to develop cutting-edge solutions that enhance patient care. Our mission is to leverage technology to provide everyone with convenient and immediate access to medical services.In the role of AI Data Engineer, you will collaborate with us to innovate within the telemedicine and insurance industries.Your Responsibilities:Design and implement autonomous workflows that transform raw data into self-validating reports.Map business processes and determine which aspects can be automated using AI.Build and maintain the analytics layer of our telemedicine platform.Replace manual reporting systems in Excel with intelligent, repeatable pipelines.Construct architectures for data validation systems and monitor the quality of AI outputs.The first three responsibilities will constitute 80% of your work time.

QED AI is a pioneering technology firm dedicated to enhancing public health and food security across Sub-Saharan Africa. Our mission is to construct the digital infrastructure and AI solutions that serve at the nexus of humanitarian assistance and scientific research. Our projects include critical surveillance of HIV and malaria, as well as nutrient analysis of crops and soils, operating on a national scale in several African nations. Our funding is supported by esteemed philanthropic and governmental organizations including the Global Fund, Gates Foundation, CDC, and USAID.We are actively seeking a talented mid to senior-level Software Engineer to become an integral part of our Warsaw team. The ideal candidate will possess:A robust background in software engineering, including proficiency in version control, writing clean and maintainable code, robust design principles, and a solid understanding of data structures and algorithms.The ability to conceptualize logical software architectures and communicate effectively in both verbal and written formats.A willingness to address a diverse range of challenges and technologies.A collaborative spirit, participating in regular design sessions, code reviews, and team efforts.Experience in development on UNIX-based or OSX-Darwin platforms.Working proficiency (≥C1) in English, including speaking, reading, and typing (≥45 words per minute).An interest in collaborating with individuals from diverse cultural backgrounds.Emotional resilience and social intelligence.A passion for your work and a tendency to maintain an optimistic outlook, even amidst challenges.While the following skills are not mandatory, they would be advantageous:Experience with Python, Django, React, Android, or PyTorch.Knowledge of computer hardware, electronics, or physics.Participation in programming and/or mathematics competitions.A product-oriented mindset.A spirit of adventure and exploration.A passion for sustainable development goals, particularly in public health, agriculture, and supporting developing nations.

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.

Who We AreEstablished in 2017, Unit8 is a dynamic and rapidly expanding AI and data analytics consulting firm based in Europe. We are committed to addressing complex challenges in traditional sectors such as automotive, chemicals, finance, manufacturing, and pharmaceuticals. Collaborating with some of the largest organizations across Europe, we tackle operational, financial, manufacturing, and R&D challenges directly impacting business outcomes. Since our inception, we've successfully executed over 350 projects and expanded to a talented team of more than 170 individuals across 9 offices in Germany, Switzerland, Poland, Spain, the US, and the Middle East.Our MissionUnit8 aims to foster the adoption of AI and Data Science in non-digital industries, facilitating their digital transformation. We dedicate resources and time to projects that resonate with our values, including pro-bono initiatives and engineering for good.Are You the Team Member We Are Looking For?Unit8 is searching for a Senior Consultant to enhance our expanding Data & AI Consulting Practice in Warsaw. This role is pivotal in supporting our data scientists and engineers by offering comprehensive consulting services that span from technical operations to strategic insights. You will have the opportunity to lead the implementation of cutting-edge machine learning models and data science technologies to address real-world challenges. Your responsibilities will encompass the entire project lifecycle, from business development to implementation and client relationship management. You will be an integral part of our team, contributing to the growth of our consulting practice within a thriving AI and Advanced Analytics service provider.What You’ll DoYour responsibilities will evolve based on client and internal needs.In general, you will:Advise clients on their journey to becoming data-driven organizations by evaluating their data and machine learning capabilities, identifying impactful use cases, and defining a strategic implementation roadmap.Engage with clients to understand their data-related challenges, addressing both technical and business inquiries.Collaborate with data scientists, data engineers, and IT architects to deliver impactful data-driven solutions and machine learning applications.Provide guidance on implementing critical enablers such as data governance, model governance, MLOps, and analytics centers of excellence.Work directly with the head of our Data & AI Consulting practice within a small, high-performing team to co-develop growth strategies.

Join Our Team as a Product Engineer!Product Engineer (Warsaw – Hybrid)Velocity is revolutionizing the financial landscape with a groundbreaking approach: Stablecoins. Our mission is to provide an intelligent, rapid, and unified method for transferring funds. As payment and banking infrastructures lag behind the demands of today's global economy, we are at the forefront of change with our Stablecoin Payment Account, merging the agility of digital assets with the rigor of traditional finance.Based in London, Warsaw, and New York, our experienced team collaborates in a hybrid work model. We value the balance of flexibility and in-person teamwork. This position is based in our Warsaw office and operates under a B2B contract arrangement.Your Role and ResponsibilitiesAs a Product Engineer at Velocity, you will leverage AI to develop comprehensive products that seamlessly integrate with financial systems. You will collaborate closely with product managers and stakeholders, taking ownership of entire product flows from concept to production and beyond.Essential QualificationsStrong product ownership: You are adept at understanding product goals, engaging with product managers and stakeholders, and managing features from ideation through to deployment and monitoring. You excel at problem-solving.Hands-on AI-driven development: You utilize AI tools daily to enhance design, coding, debugging, and shipping processes. AI is integral to our product development methodology.Rapid execution: You will deliver your first significant pull request on your very first day. Your drive and ambition focus on delivering tangible value rather than getting mired in discussions.Collaborative spirit: As part of a small, flat team of product engineers, you work autonomously, support your teammates, and thrive in an ego-free collaborative atmosphere. You take accountability for your design choices.Robust backend engineering experience (3+ years): You are proficient in building and maintaining production systems using frameworks such as Node.js, Django, FastAPI, or Ruby on Rails. Familiarity with frontend frameworks like React is a plus, along with expertise in leveraging GitHub for team collaboration.API and system design proficiency: You possess the skills to create clean, scalable RESTful APIs and backend architectures that are both maintainable and efficient.

Join our innovative team at Inetum Polska as a Data Engineer, where you will utilize your data engineering expertise in a fast-paced environment. Your role will be pivotal in ensuring smooth data migration and optimization for cutting-edge AI and ML projects. Don't miss out on the opportunity to contribute to our groundbreaking initiatives!Key ResponsibilitiesData Pipeline Development:Craft, develop, and implement Python-based ETL/ELT pipelines to facilitate data migration from on-premises MS SQL Server to our Databricks instance,Ensure effective ingestion of historical parquet datasets into Databricks.Data Quality & Validation:Establish validation, reconciliation, and quality assurance protocols to guarantee the accuracy and completeness of migrated data,Manage schema mapping, field transformations, and metadata enrichment to standardize datasets,Integrate data governance, quality assurance, and compliance into all migration processes.Performance Optimization:Optimize pipelines for enhanced speed and efficiency, leveraging Databricks capabilities, including Delta Lake when applicable,Oversee resource utilization and scheduling for large dataset transfers.Collaboration:Coordinate closely with AI engineers, data scientists, and business stakeholders to outline data access patterns needed for upcoming AI POCs,Work alongside infrastructure teams to ensure secure connections between legacy systems and Databricks.Documentation & Governance:Maintain comprehensive technical documentation for all data pipelines,Adhere to best practices for data governance, compliance, and security throughout the migration process.

Join hyperexponential as a Product DesignerAt hyperexponential (hx), we are revolutionizing the insurance industry with our innovative AI-powered platform that facilitates critical decisions in a $7 trillion market. Our technology is reshaping how insurers evaluate risks and determine pricing, impacting real-world outcomes such as successful rocket launches, market-ready autonomous vehicles, and community recovery post-disaster.Traditionally, insurance has relied on outdated tools for decision-making, but we are changing the landscape. Our platform integrates data, artificial intelligence, and human expertise to provide insurers with the quickest route from submission to decision, empowering them to act decisively and confidently.With the backing of prominent investors like a16z, Highland Europe, and Battery Ventures, we are expanding globally and are already trusted by nearly 50 leading insurers, ensuring zero churn and facilitating billions in premiums through hx.What started as a singular product in one market has swiftly transformed into a multifaceted, global platform that supports every phase of pricing and underwriting. AI is at the heart of our operations, from creating the world’s first domain-specific AI peer programmer for insurance to designing workflows that reinvent industry practices.At hx, it’s our people who set us apart. Here, your impact is determined by the challenges you tackle and the discipline you exhibit, rather than your title or tenure. In a collaborative environment filled with ambitious peers, you’ll have the opportunity to produce your best work in a company built for resilience.If this resonates with you, we invite you to join us in crafting the future.About Our Design TeamOur design team has completed an exciting first year at hyperexponential, building a cohesive group of six talented professionals across Product Design, Brand Design, and Design Engineering, with experience from notable companies such as Miro, InVision, V7, Lakera, and QuantumBlack. Together, we have redefined our platform and the hx brand through an innovative design language called Xpression, giving us a competitive edge in the market.We are a close-knit, creative team that values curiosity, craftsmanship, and collaboration. We appreciate systems thinkers, creative individuals, and those who foster genuine relationships that promote open communication.At hx, design is a leading force, not an afterthought. We take pride in our accomplishments and are committed to guiding our organization into the next phase of innovation.

Join Hostinger as a Product Marketing Manager, where you'll lead the marketing strategy for our cutting-edge AI website builder. In this dynamic role, you'll be responsible for developing go-to-market strategies, crafting compelling messaging, and driving product adoption in a fast-paced environment. Collaborate with cross-functional teams to ensure alignment and maximize impact.