AI Engineer (Generative AI & LLM) – MARGO Intelligence Practice

Who are we?At MARGO, our consultants focus on what truly matters: complex projects that merge intellectual challenges with real business impact.That’s why we support leading players in finance, industry, and technology on their most strategic initiatives in Data Science, Machine Learning, and Artificial Intelligence.Why join the AI practice?You will be part of a team guided by Hamza Bouanani, Practice Manager of AI at MARGO, who is also the Lead Data Scientist at BNP Paribas.Working alongside him means joining a team of passionate experts, being technically and methodologically challenged, and contributing to high-impact projects for our clients.Your MissionsWe are currently looking for a Lead Data Scientist for an investment bank:- You will be part of an international team of 80 individuals (Paris & Portugal) comprising data engineers, front-end and back-end developers, data scientists, and AI engineers, collaborating on ambitious and varied projects.- You will lead and contribute to major projects for the investment bank, including:- Implementation of AI / Generative AI / LLM / Machine Learning across various banking domains;- Flagship project: creation of an internal translation engine, utilized by 60,000 users;- Setup and industrialization of LLM;- Analysis of ESG data and development of a web interface to advise on sustainable behaviors;- Mentoring and coaching data scientists and AI engineers;- Collaboration with front-end, back-end, and data engineering teams to ensure the industrialization and quality of models.Profile RequiredWe seek demanding engineers and data scientists, passionate about AI and eager to evolve in complex environments.- Master's degree (engineering school, university, PhD appreciated);- Strong skills in Python and ML/DL libraries (scikit-learn, TensorFlow, PyTorch, XGBoost, etc.);- Initial experience in Data Science, Machine Learning, ideally in NLP / Generative AI;- Ability to lead teams and oversee complex technical projects;- Strong interest in demanding environments where quality is prioritized over quantity;- Analytical mindset, sense of challenge, and a taste for high-value projects.What We Offer

Who Are We?At MARGO, our consultants focus on what truly matters: complex projects that blend intellectual challenge with tangible business impact.We support leading players in finance, industry, and tech on their most strategic endeavors in Data Science, Machine Learning, and Artificial Intelligence.Why Join the AI Practice?You will be part of a team led by Hamza Bouanani, Practice Manager of AI at MARGO, who is also the Lead Data Scientist at BNP Paribas.Working alongside him means joining a passionate group of experts, facing technical and methodological challenges, and contributing to high-impact projects for our clients.Your ResponsibilitiesWe are currently seeking a Data Scientist for a major French industrial group to contribute to a strategic marketing optimization project.Your responsibilities will include:- Development and deployment of Marketing Mix Modeling (MMM) models leveraging large volumes of marketing data (TV, digital, social media, brand experiences, etc.) to measure the impact of investments on sales and brand valuation;- Delivering large-scale models across strategic markets, integrating complex and heterogeneous environments;- Calculating and monitoring key performance indicators such as ROS (Return on Spend) and ROI (Return on Investment) by channel and brand;- Direct interaction with marketing teams to provide recommendations on optimal budget allocation;- Participating in the evolution of code and methodologies in future data migrations;- Contributing to new projects around generative AI applied to marketing content creation.Technical EnvironmentInfrastructure: AzureData Preparation: PySpark, Databricks, SnowflakeML Development: Python (VS Code), AzureMLDevelopment Tools: Git (Azure DevOps), Postman, StreamlitDocumentation: NotionMethodology: Agile / ScrumDesired ProfileWe seek demanding engineers and data scientists passionate about AI and eager to thrive in complex environments.- Education: Master’s degree (engineering school, university, PhD preferred);- Experience in Data Science applied to business challenges (preferably in marketing, pricing, budget allocation, etc.);- Strong analytical and problem-solving skills;- Proficient in programming languages and statistical tools;- Team player with excellent communication skills.

About UsAt MARGO, our consultants engage in what truly matters: complex projects that merge intellectual challenge with real business impact. We support leading players in finance, industry, and technology on their most strategic endeavors in Data Science, Machine Learning, and Artificial Intelligence.Why Join the AI Practice?You will be part of a team led by Hamza Bouanani, Practice Manager of AI at MARGO and Lead Data Scientist at BNP Paribas. Working alongside him means joining a passionate team of experts, being technically and methodologically challenged, and contributing to high-impact projects for our clients.Your ResponsibilitiesWe are currently seeking a Data Scientist for a prominent French industrial group. Your role will involve multiple projects:- Pricing Project* Scale price optimization* Estimating the impact of price variations and providing recommendations to maximize group sales and margins* Optimizing prices in line with business constraints through direct interaction with various departments* Participation in production implementation- Customer Segmentation Project* Enhancing data quality to optimize marketing campaign targeting* Developing simple, robust, and efficient classification and regression models- Recommendations* Defining and implementing targeted discounts to retain customers* Creating decision support tools for sales personnel, integrating recommendations on clients and products* Collaborating closely with departments to assess the impact and ROI of recommendations- Your role will also include:* Needs assessment and definition phase with end users* R&D phase: data analysis, testing, and development of effective models* Validation with departments and production implementation with data engineering teams* Monitoring and following up on models via Databricks dashboards.

Join Margo Group as a Data Scientist or Machine Learning Engineer within our cutting-edge Practice IA MARGO team. In this role, you will leverage your analytical skills and machine learning expertise to drive innovative solutions that enhance our data-driven decision-making processes.You will collaborate with cross-functional teams, harnessing data to create predictive models and actionable insights that contribute to the success of our projects.

About UsAt MARGO, our consultants focus on what truly matters: tackling complex projects that combine intellectual challenges with real business impact.This is why we support leading players in finance, industry, and technology on their most strategic projects in Data Science, Machine Learning, and Artificial Intelligence.Why Join the AI Practice?You will be part of a team led by Hamza Bouanani, the AI Practice Manager at MARGO, and Lead Data Scientist at BNP Paribas.Working alongside him means joining a team of passionate experts, being technically and methodologically challenged, and contributing to high-impact projects for clients.Your ResponsibilitiesWe are seeking a Machine Learning Engineer to join our teams and engage at the heart of our clients' Data strategies (Industry, Finance, Energy). Your primary objective will be to industrialize Machine Learning algorithms and ensure their production lifecycle.You will operate on three major technical axes:1. Industrialization & Deployment (Model Serving)- Transforming research models (Proof of Concept) into robust, tested, and optimized production code.- Developing high-performance APIs (FastAPI, Flask) to expose models to business applications.- Containerizing solutions (Docker) and orchestrating on clusters (Kubernetes) to ensure scalability and high availability.2. MLOps Architecture & Automation- Designing and maintaining CI/CD pipelines dedicated to Machine Learning (automated retraining, model validation).- Implementing and managing data flow orchestration tools (Airflow, Kubeflow, Dagster).- Managing versioning of data and models (DVC, MLflow) to ensure reproducibility of experiments.

About UsAt MARGO, our consultants focus on what truly matters: tackling complex projects that merge intellectual challenges with real business impact.We partner with leading figures in finance, industry, and technology on their most strategic initiatives in Data Science, Machine Learning, and Artificial Intelligence.Why Join the AI Practice?You will be part of a team led by Hamza Bouanani, the AI Practice Manager at MARGO and Lead Data Scientist at BNP Paribas.Working alongside him means becoming part of a passionate group of experts, being technically challenged, and contributing to impactful projects for our clients.Your ResponsibilitiesWe are currently seeking an AI Engineer to support the technological transformation of our clients. You will join a team of technical excellence to design, deploy, and maintain state-of-the-art Generative Artificial Intelligence solutions:You will engage in three major areas:Advanced AI Architectures & Agentic AI- Design and develop Agentic AI architectures capable of reasoning and executing complex tasks autonomously.- Orchestrate multi-agent systems to address cross-functional business use cases.- Select and fine-tune the most suitable models (open-source or proprietary) for performance and cost needs.Development & Deployment of RAG- Implement robust RAG (Retrieval-Augmented Generation) pipelines to connect LLMs with enterprise data.- Manage vector indexing and optimize semantic search (Vector DBs).- Develop APIs and integrate AI components into the existing application ecosystem.Industrialization & Monitoring (LLMOps)...

MARGO is a leading IT and data consulting firm, renowned for its expertise in cutting-edge technologies and its innovation ecosystem. We invest significantly in internal R&D to transform scientific advancements into tangible solutions for our consultants and large clients.As part of our growing Practice IA, we are seeking a passionate Junior Doctor R&D specializing in Generative AI, Machine Learning, and the industrialization of applied research.At MARGO, you will have the freedom to choose:100% Internal R&D: exclusively contribute to our innovation projects.R&D + Client Missions: apply your skills to exploratory and strategic projects with our clients, tackling cutting-edge issues.Your Role:As a Junior Doctor R&D, you will play a key role in our innovation strategy. You will work on applied research projects while contributing to the industrialization and dissemination of our AI solutions.Your Main Responsibilities:1. Internal R&D Projects and Innovation- Develop complex AI agent systems for internal and client use cases.Current Examples: MargoZilla (HR agent), MargoVer (database optimization), internal RAG framework.- Experiment with Foundation Models (LLMs, multimodality, NLP, ML).- Explore cognitive robotics and embodied AI on robots (Reachy or others).2. Industrialization and Valorization- Design reusable tools (packages, templates, frameworks).- Ensure scientific and technical quality (reproducibility, documentation, best coding practices).- Convert R&D outcomes into valuable assets for our AI offerings.3. Monitoring, Sharing, and Training- Conduct continuous technological monitoring (research papers, benchmarks, conferences).- Share your findings via:* internal presentations,* training materials for consultants,* client summary notes.4. Client Support and Missions (optional)- Assist our clients with the latest AI solutions (POC, prototyping, architecture choices).- Contribute to solving concrete issues in exploratory or strategic contexts.5. Visibility and Expertise- Represent the Practice IA to clients and prospects (workshops, demonstrations).- Publish technical articles (Medium, etc.).

Join Talan as a Senior Consultant Data Scientist specializing in AI and Generative AI. You will play a crucial role in designing and implementing data-driven solutions to drive innovation and efficiency within various business sectors. Your expertise will be instrumental in leveraging advanced analytics and machine learning techniques to solve complex problems.

We are seeking a passionate Data/AI Analyst Intern for a six-month internship starting in June within our AI Builders Research team.Your mission? Enhance your skills in data science and AI, particularly in generative AI, while gaining insights into the technological developments impacting large enterprises.Your Responsibilities:Conduct scientific research to analyze and summarize the latest technological advancements in AI, with a focus on LLMs.Communicate scientific findings to colleagues on trending AI topics and lead workshops and training sessions on Data and AI.Investigate and analyze the potential applications of data, AI, and generative AI in businesses, as well as the impact of these technologies on job transformations.Study market Data/AI solutions, evaluating their products, performance, and market positioning.Review methods for large-scale evaluation and deployment of generative AI solutions.Generate research reports on the evolution of generative AI solutions in the market, their performance in specific use cases, and provide technical recommendations on the most suitable solutions.Develop proof-of-concept projects to test various LLMs and agent architectures.Why Join AI Builders?As a part of France's leading Data and AI strategy firm, you will have access to the most exciting, challenging, and innovative AI industrial projects, working directly with our consultants on assignments involving the executive teams of major corporations.

JOIN MARGOMARGO is a consulting firm specializing in Data, AI, and Software Engineering, established in 2005. With a presence in France and internationally, we bring together top experts to tackle the most intriguing technical challenges for our demanding clients. MARGO aims to become a key player in AI, solidifying our client relationships and expanding our premium positioning among new market entrants.YOUR ROLE AS A TALENT ACQUISITION SPECIALISTDiscovering Top Talent: You will recruit high-level technical and business profiles for MARGO’s strategic teams, focusing on dynamic and curious individuals. You will cultivate and engage your network, target candidates across various platforms, and inspire them to learn more about MARGO, encouraging them to meet with us.Managing the Recruitment Process: Each recruitment process is a challenge! You will be responsible for sourcing candidates, evaluating them through phone pre-qualifications, and guiding them through the entire recruitment journey from start to finish.Representing MARGO’s Image: You understand the importance of the candidate experience! You are committed to treating all candidates with kindness and take joy in providing feedback to help them improve.Integrating Your Colleague: Employee retention begins as soon as they sign their contract! You will develop the relationship with your new hire before their arrival and implement an effective onboarding process.Being a Talent Acquisition Specialist at MARGO also means choosing to:- Engage in all stages of the recruitment process- Collaborate with various stakeholders- Thrive in a dynamic and challenging environment- Recruit high-value profiles- Work for a company that values its human capital.

ABOUT USAt MARGO, our consultants tackle meaningful challenges through complex projects that blend intellectual rigor with real business impact.We support leading players in finance, industry, and technology on their most strategic initiatives in Data Science, Machine Learning, and Artificial Intelligence.WHY JOIN THE CLOUD TRANSFORMATION PRACTICE?You will work within a team guided by a dedicated Practice Manager at MARGO, who is also deployed at one of our client sites.Collaborating with them means joining a passionate team of experts, facing technical and methodological challenges, and contributing to high-impact projects for our clients.YOUR RESPONSIBILITIESWe are currently seeking a Data Engineer to work with one of our clients in the energy sector within a cross-functional data team. This role encompasses various use cases arising from different departments (trading, data, HR, etc.).Your primary task will be to provide the foundational IT and Data components that serve all teams.In practical terms, our team is looking for Data Engineers and Data profiles capable of contributing to these impactful cross-functional projects.Main Responsibilities:- Support other teams in their data/AI projects- Engage in cross-functional interventions to accelerate and industrialize use cases- Deploy and launch data/AI projects into production- Work with modern technologies and enhance skills in AWS cloud- Make a direct impact on concrete topics such as energy transition, energy mix, and ecology—subjects that matter- Work alongside high-caliber colleagues (high seniority level)- Focus on continuous optimization- Handle large volumes and diverse data sets- Participate in a significant DATA transformationWHAT WE ARE LOOKING FORWe are looking for demanding engineers and data engineers who are passionate about technology and eager to thrive in complex environments.- Graduated from an engineering school or a Master's degree (Bac +5);- Proficient in Python, PySpark, Scala, AWS, Databricks, and SQL- Good command of English to operate in an international environment.WHAT WE OFFER- Ambitious and varied projects, always selected for their added value;- Close support from recognized experts;- ...

Rejoignez le leader du conseil en stratégie Data et Intelligence Artificielle !AI Builders, un cabinet de conseil en stratégie Data et IA fondé en 2018 par Stéphane Roder, auteur du Guide Pratique de l’Intelligence Artificielle dans l’entreprise, incarne les valeurs d'Expertise, Bienveillance et Excellence.Avec une croissance exponentielle, AI Builders compte aujourd'hui 60 collaborateurs et un chiffre d’affaires qui double chaque année, affirmant ainsi son succès auprès des grands groupes du CAC 40 et du SBF120 dans la définition et le déploiement de leur stratégie Data IA.Dans un monde de plus en plus compétitif, l'amélioration des performances et la création de valeur sont essentielles. L’IA modifie les structures d'entreprise, transforme les processus et permet de développer de nouveaux produits et services.Les données et l’IA permettent de : Réviser la structure des coûts des entreprises Innover avec de nouveaux produits et services Répondre aux enjeux stratégiques des entreprises à court et long terme En intégrant notre équipe, vous bénéficierez d'une expérience unique sur le marché : Des consultants possédant une double compétence en Stratégie et Data IA Une méthodologie et un savoir-faire développés en interne AI Builders Research, un cabinet d'analyses internes pour nos clients et consultants. Vos missions :Au sein d'une équipe dynamique, vous participerez à : Accompagner les consultants dans leurs missions de conseil en stratégie IA auprès de nos clients : stratégie d'investissement, nouveaux produits, optimisation des processus, transformation digitale, et nouvelles offres basées sur l'utilisation des données. Participer à la rédaction de propositions commerciales et à la promotion de l'offre de conseil d'AI Builders.

JOIN MARGOMARGO is a consulting firm specializing in Data, Artificial Intelligence, and Software Engineering. Bringing together top experts, MARGO focuses exclusively on technically complex missions.Since our inception in 2005, we have chosen a unique positioning to engage in the most stimulating projects in the market and to recruit the best talents.Today, we have over 350 employees spread across Paris, London, and Warsaw, covering six areas of expertise within the banking and financial markets, insurance, energy, industry, and technology sectors.RECRUITMENT CONTEXTWith over 20 years of continuous growth, our ambition is to accelerate this by strengthening our new team of Practice Managers.You will receive support and guidance from our COO, Raphaël Le Lièvre, who will work with you to define a common strategy aimed at expanding your Practice.The role of the Practice Manager is crucial in supporting, retaining, and projecting consultants. This is a challenging position with multiple functions, vital for the growth of the group.YOUR MISSIONS AS A PRACTICE MANAGERYou will take responsibility for the Data & Architecture Practice, consisting of 20 consultants.Your role includes:Management- Manage and develop the performance and careers of your team- Support the onboarding of new team members- Foster the professional life of consultantsRecruitment- Actively participate in the recruitment of your team- Ensure the quality of selection processes from technical validation to the end of recruitmentDelivery- Promote and support the offering and domain of expertise...

About Mistral AI At Mistral AI, we harness the transformative power of artificial intelligence to streamline tasks, enhance productivity, and foster creativity. Our innovative technology is seamlessly integrated into everyday workflows. We are committed to democratizing AI by providing high-performance, optimized, open-source models, products, and solutions. Our comprehensive AI platform caters to both enterprise and individual needs, featuring offerings like Le Chat, AI Studio, Mistral Code, and Mistral Compute — all designed to empower users with cutting-edge intelligence. As a vibrant and collaborative team, we are passionate about AI’s potential to bring societal change. Our diverse workforce thrives in competitive environments and is dedicated to driving innovation. With teams spread across France, USA, UK, Germany, and Singapore, we prioritize creativity, humility, and teamwork. Join us in shaping the future of AI and making a meaningful impact. Discover more about our culture at https://mistral.ai/careers.

Who are we?At MARGO, our consultants engage in what truly matters: complex projects that combine intellectual challenges with tangible business impacts. We support leading players in finance, industry, and technology in designing and developing high-performance software solutions, including distributed architectures, cloud platforms, real-time systems, and large-scale critical applications.Why join the Software Engineering practice?You will be part of a team led by Paul Blois, our Practice Manager for the past 5 years. Working alongside them means gaining deep insights into the company, receiving close guidance in your career development, and contributing to demanding IT projects that have a significant impact for our clients.Your responsibilities- Design, develop, and optimize a Front Office risk management application covering various financial products.- Enhance and extend existing functionalities to meet real-time business requirements.- Tackle complex performance, algorithmic, and multithreading challenges.- Participate in the design of scalable and robust microservices architectures.- Ensure code quality, maintainability, and security across the solution.- Contribute to code reviews, continuous improvement, and sharing best practices.Languages: Java 17Associated Technologies: NoSQL, microservices, CI/CDChallenges: real-time, low latency, algorithmic complexity, distributed computing, processing large data volumes.Desired ProfileWe are looking for a Java Developer who is passionate about real-time systems and has an interest in financial markets, eager to thrive in complex, high-performance environments.- Master's degree (engineering school or university).- Strong skills in Java, multithreading, performance optimization, and development best practices (SOLID, unit tests).- Experience in developing critical systems, real-time data stream processing; finance experience is a plus.- Ability to solve complex technical problems and collaborate with multidisciplinary teams.

meilleurtaux is looking for an Experienced Data Scientist / AI Engineer to join the Paris office. The focus is on applying data science and AI skills to real-world challenges, aiming to make a direct impact on customer experiences by transforming data into useful insights. Main responsibilities Collaborate with team members to design and improve AI-powered tools that address business needs Examine data sets to identify patterns, trends, and opportunities that can benefit the company Contribute to projects that use analytics to enhance how customers interact with meilleurtaux’s services Location This position is located in Paris.

About UsAt MARGO, our consultants focus on what truly matters: intricate projects that combine intellectual challenges with real business impact. We partner with leading players in finance, industry, and technology to design and develop high-performance software solutions, including distributed architectures, cloud platforms, real-time systems, and large-scale critical applications.Why Join the Software Engineering Practice?You will be part of a team led by Paul Blois, our Practice Manager for the past five years. Collaborating with him means benefiting from his in-depth knowledge of the firm, receiving close mentorship for your personal development, and contributing to demanding IT projects that have a significant impact on our clients.Your ResponsibilitiesJoin an international team of electronic trading experts dedicated to developing high-performance market solutions. Your tasks will include:- Designing and enhancing trading bots capable of executing complex real-time strategies.- Optimizing performance (latency, multithreading) and managing high data volumes.- Ensuring robust C# code, adhering to SOLID principles, with testing and code reviews.- Contributing to the management of Cloud infrastructures (Azure) and data security.Candidate ProfileWe are looking for a C# developer passionate about real-time systems and interested in market finance, eager to thrive in complex, high-performance environments.- Educational background: Master’s degree (engineering school or university).- Strong skills in C#, multithreading, performance optimization, and best development practices (SOLID, unit testing).- Experience in developing critical systems, processing real-time data streams; experience in finance is a plus.- Ability to solve complex technical problems and collaborate with multidisciplinary teams.- Enthusiasm for demanding environments.

About UsHarmattan AI is a pioneering defense contractor dedicated to developing autonomous and scalable defense systems. Following our successful $200 million Series B funding round, which has positioned us at a valuation of $1.4 billion, we are actively expanding our teams and capabilities to deliver critical systems to allied forces.Our mission is driven by our core values: creating technologies that have a tangible impact, striving for excellence in all aspects of our work, setting ambitious goals, and tackling the most challenging technical obstacles. We operate in a high-pressure environment where rigor, ownership, and execution are paramount.At Harmattan AI, we design and implement state-of-the-art AI-powered defense systems. Our work is at the forefront of technology and national security—dynamic, high-stakes, and deeply mission-oriented.We are selective in our hiring, prioritizing urgency, precision, and a commitment to solving significant problems. If you are an expert in your field and motivated by making a real-world impact, we encourage you to apply.Even if you don't see a specific role that aligns perfectly with your experience, we welcome proactive applications from individuals who excel in high-responsibility environments and possess deep expertise in areas such as:Aerospace & Robotics – GNC, autonomy, flight software, mission planningEmbedded Systems & Hardware – FPGA, real-time systems, electronicsSoftware & AI – machine learning, perception, signal processingBusiness, Strategy & Operations – program execution, partnerships, international expansionWhat We’re Looking ForWe value candidates who:Set high personal standards for quality and technical excellenceDemonstrate ownership and agility in uncertain situationsChallenge assumptions, push boundaries, and deliver results under pressureAre inspired by complex challenges with significant geopolitical implicationsApplication RequirementsA resumeA brief message outlining your strengths and how you envision contributing to our missionWe meticulously review all applications and will reach out if there is a potential fit.

About Us At lemlist, we are dedicated to revolutionizing sales engagement. Our platform empowers sales teams with innovative tools and insights, providing them with the competitive edge they need to succeed.Having achieved remarkable growth from a startup to a profitable B2B SaaS company with a valuation of $150M and an ARR of $35M within just 6 years, we are proud to support over 40,000 sales teams globally in booking more meetings and closing more deals.We are on the lookout for a talented Data Scientist / AI Engineer to join our dynamic team. In this role, you will be instrumental in identifying and implementing AI use cases that significantly impact our product and business, collaborating closely with our Product and Engineering teams.Your Key Responsibilities:Explore and identify opportunities for AI innovation within our product, propose actionable use cases, and take ownership from concept to deployment.Design, develop, and maintain systems based on Large Language Models (LLMs), including prompt engineering, orchestration, retrieval pipelines, and evaluation frameworks.Deploy and manage AI models and infrastructure, overseeing GPU server management and model serving.Design, train, evaluate, and maintain production Machine Learning models.Provide data-driven insights to support our business and product teams.Expected Outcomes:Within 3 months, you will have:Integrated successfully into the team.Gained a comprehensive understanding of our product, data, and existing AI systems.Conducted an audit of our LLM systems and ML models, identifying quick wins and areas for improvement.Delivered your first AI use case from start to finish in production.Established or enhanced evaluation frameworks for at least one existing LLM system.Within 12 months, you will have:Implemented multiple impactful AI use cases that measurably enhance our product.Developed a robust evaluation and observability layer for various LLM systems in production.Significantly advanced the AI culture within lemlist.Provided strategic insights to C-level executives (CEO, CPO, CMO, Head of Sales…).