Systems Engineer, High-Performance Computing

About Mistral AI Mistral AI builds high-performance, open, and efficient AI systems designed for the next wave of applications. The team develops and operates advanced infrastructure that connects large-scale distributed systems, cloud platforms, and high-performance computing (HPC) environments. This backbone supports both research and production workloads at scale. The company values collaboration and a low-ego approach, bringing together skilled professionals across Europe, the United States, and other regions. As Mistral AI grows, the team is establishing core infrastructure to support thousands of nodes and systems handling petabytes of data. Learn more about the team and company culture at https://mistral.ai/careers.

Join Squarepoint Capital as a Quantitative Developer specializing in High Performance Computing with expertise in Python. In this pivotal role, you will contribute to the development and optimization of advanced quantitative models, leveraging your technical skills to enhance performance in a fast-paced environment. Your work will directly influence trading strategies and investment decisions, making a significant impact on the firm's success.

About UsAt MARGO, our consultants focus on what truly matters: complex projects that blend intellectual challenges with significant 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 Our Software Engineering Practice?You will work alongside an experienced team led by Paul Blois, Practice Manager at MARGO for 5 years, and Prosper Gratian, Practice Lead and C++ Developer. Collaborating with them means benefiting from in-depth company knowledge, receiving close mentorship for your career growth, and contributing to demanding IT projects that have a high impact on our clients.Your Responsibilities- Design, develop, and optimize high-performance C++ components.- Participate in the migration of critical applications.- Contribute to the establishment of an internal framework for cross-functional applications.- Ensure code quality, performance, and maintainability.- Engage in code reviews, continuous improvement, and sharing best practices.Technical Stack: Modern C++ (C++17/20)Associated tools and technologies: Kafka, ElasticSearch, Git, CI/CD, AWS.Challenges: Performance, robustness, and managing large data volumes (processing 9 billion messages).Desired ProfileWe are looking for a passionate C++ developer with an interest in real-time systems and financial markets, eager to thrive in complex, high-performance environments.- Master's degree (engineering school or university).- Strong skills in C++, multithreading, performance optimization, and development best practices (SOLID, unit testing).- Experience in critical systems development and real-time data stream processing.

About Mistral AIAt Mistral AI, we harness the transformative power of artificial intelligence to simplify processes, save time, and foster creativity and learning. Our innovative technology is crafted to seamlessly integrate into everyday workflows.We are committed to democratizing AI through our cutting-edge, optimized, and open-source models, products, and solutions. Our extensive AI platform is tailored to meet the needs of enterprises, whether on-premises or in cloud infrastructures. Our offerings include 'le Chat', the AI assistant designed for both personal and professional use.We are a vibrant, collaborative team driven by our passion for AI and its potential to revolutionize society. Our diverse workforce thrives in competitive settings and is dedicated to fostering innovation. Our teams are spread across France, the USA, the UK, Germany, and Singapore, and we pride ourselves on being creative, humble, and team-oriented.Join us to shape the future of AI and make a meaningful difference. Discover more about our culture at https://mistral.ai/careers.

Join Scaleway, a pioneering cloud service provider, as a Software Engineer - Compute. In this dynamic role, you will collaborate with a talented team to design, develop, and maintain cutting-edge computing solutions that empower our global customer base. Your expertise will contribute to innovative projects that push the boundaries of technology and enhance our offerings.

Join Segula Technologies as a High Voltage Engineer and contribute to pioneering projects in the electrical engineering sector. In this role, you will be responsible for designing and implementing high voltage systems, ensuring safety and compliance with industry standards. This is an exciting opportunity to work in a dynamic environment where innovation and creativity are encouraged.

Join Wavestone as an intern or apprentice focusing on performance enhancement and digitalization within engineering. Be part of a dynamic team that drives innovation and efficiency in engineering practices.

MissionAt Vizzia, you'll join a dynamic deeptech startup dedicated to developing cutting-edge solutions for urban environments.The AI division is currently focused on two primary products:Waste: An automated system for detecting illegal dumping, which is in the process of scaling.Safety: A state-of-the-art urban monitoring solution that is being developed from the ground up.As the Engineering Manager – Computer Vision, you will have a pivotal role: Developing robust, production-ready computer vision systems, Leading and nurturing a team of engineers and data scientists in a challenging, real-world product setting.Your contributions will directly influence the quality, reliability, and effective deployment of models in a live production environment.

Join our dynamic team at iliad-free as a Network Performance Engineer in Paris. In this pivotal role, you will be responsible for optimizing and enhancing the performance of our core network infrastructure. You will work closely with cross-functional teams to ensure the highest standards of network efficiency and reliability.

About VibeAt Vibe.co, we are revolutionizing the way brands connect with audiences in the streaming era. We envision that streaming TV transcends traditional brand awareness; it is poised to be the next major avenue for performance marketing. Our mission is to create the infrastructure that harnesses this $100 billion potential.As a leader in Audience First Streaming TV Advertising, Vibe.co empowers marketers to leverage TV as an effective growth channel. Our comprehensive solution integrates hyper-targeted audience segmentation, AI-driven insights, real-time campaign optimization, and incrementality measurement, providing brands of all sizes the accuracy and transparency they expect from social and search advertising, applied to the TV landscape.With over 10,000 trusted brands and a reach of more than 120 million households across 500+ apps and channels, Vibe.co consistently delivers an impressive average return on ad spend of 250% and a 20% lift in sales. Achieving a $100 million revenue run rate in less than two years, we are among the fastest software companies to reach this remarkable milestone.Our investors include notable firms such as Hedosophia (early backer of Spotify, Uber, and Airbnb), Elaia, Singular, QuantumLight, and Illusian, alongside angel investors like Carolyn Everson, board member of The Walt Disney Company and Coca-Cola. Nirav Tolia, CEO of Nextdoor, is also a member of our board of directors.Founded in 2022, Vibe.co is recognized as a pioneering platform in streaming TV advertising, merging the power of performance marketing akin to Meta and Google with the fast-evolving media landscape.About the RoleAs a key member of the Performance team, you will play a vital role in managing advertiser outcomes at Vibe. Your focus will be on bidding, pacing, and enhancing the prediction stack that drives these elements. You will report directly to Clément Schiano, Engineering Manager for Performance.This position has been created to address a clear roadmap and enhance execution capabilities, as well as to mitigate knowledge concentration challenges within the team. We seek an individual who can absorb, challenge, and expand upon existing expertise, going beyond simply delivering tickets.Three compelling reasons why a talented candidate would find this role appealing:

Join our dynamic team at myjobcompany1 as a Lead Systems Engineer in Paris! In this pivotal role, you will lead the design, development, and implementation of innovative systems solutions that enhance operational efficiency. Collaborate with cross-functional teams to ensure project success and drive technological advancements.

Role overview Scaleway is looking for a Site Reliability Engineer (SRE) focused on Compute services in Paris. This role centers on maintaining the reliability, performance, and scalability of our cloud infrastructure. The SRE will play a key part in supporting our customers and improving how we run and operate our systems.

Join iliad-free as a Network Performance Engineer in Paris, where your expertise will drive the optimization of our network performance. In this dynamic role, you'll analyze network traffic, troubleshoot issues, and develop solutions to enhance overall performance. Collaborate with cross-functional teams to implement best practices and innovative technologies to ensure our network exceeds customer expectations.

Join BlaBlaCar as a Senior System and Network EngineerBlaBlaCar, the world's foremost community-driven travel application, connects 27 million members annually for carpooling and bus travel across 21 countries. With a diverse team of 800 professionals from over 50 nationalities, we operate from five global offices, with 30% of our workforce thriving in fully remote roles.Your RoleAs a Senior System and Network Engineer within our IT Operations team, you will be instrumental in delivering robust IT services and solutions throughout our organization, ensuring efficiency and security. Your expertise will help streamline our network and software solutions, empowering our team members to perform at their best. You will work in close collaboration with both the Security and Engineering teams to uphold the integrity, availability, and reliability of our IT infrastructure.Reporting directly to Henry Marinho Faiacida, our IT Operations Manager, you will join a skilled team of six, comprising three IT Engineers and three Tech Support Experts.Key ResponsibilitiesIn this role, you will serve as a vital resource for knowledge, best practices, and the execution of technological innovations. Your main responsibilities will include:• Leading IT projects from inception to completion in collaboration with various engineering teams.• Setting up, administering, and maintaining IT SaaS systems and applications.• Reviewing and optimizing SSO workflows within SaaS platforms to ensure peak performance.• Keeping our infrastructure current by implementing security policies, patches, and necessary updates.• Partnering with the Security team to enforce security policies, permissions, and procedures.• Ensuring compliance across all hardware, including networking equipment, computers, IoT devices, and printers.• Taking responsibility for L2/L3 support troubleshooting within the IT Operations domain.• Communicating effectively with internal departments and stakeholders.Scope of Work:• Overseeing users' technical working environment across various development departments.

About Harmattan AIHarmattan AI is at the forefront of defense innovation, creating autonomous and scalable defense systems. Following our successful $200M Series B funding round, which has elevated our valuation to $1.4 billion, we are on a trajectory of rapid expansion to enhance our capabilities in delivering critical systems to allied forces.Our core values drive us: we are committed to developing technologies that have a tangible impact, striving for excellence, setting ambitious goals, and tackling the most challenging technical hurdles. We thrive in a high-stakes environment where precision, accountability, and execution are paramount.Role OverviewWe are seeking a talented Computer Vision Engineer to join our dynamic Machine Learning and Computer Vision team. In this pivotal role, you will be instrumental in the development of essential technical components for various robotics and aerospace initiatives.

Join Alten, a leader in technology consulting and engineering, as an ADAS Systems Engineer (H/F) in Paris. You will play a pivotal role in the development of advanced driver-assistance systems, ensuring cutting-edge innovations in automotive safety and performance.

Join Segula Technologies as a Project Manager specializing in High Voltage (HTB) projects. In this full-time role, you will lead multidisciplinary teams to deliver innovative solutions in industrial environments. Your expertise will drive project success through effective planning, execution, and stakeholder engagement.Key responsibilities include:Developing and managing project timelines and budgetsCoordinating with various teams and clients to ensure project milestones are metImplementing industry best practices and methodologiesProviding leadership and guidance to project teamsIf you are passionate about high voltage systems and looking for a challenging opportunity in a dynamic environment, we would love to hear from you!

Join our dynamic team at iliad-free as an End-to-End Network Performance Engineer specializing in NetDevOps. In this pivotal role, you will be responsible for ensuring optimal performance across our network systems. Collaborate with cross-functional teams to implement innovative solutions, enhance system efficiencies, and drive continuous improvement initiatives.We are looking for a passionate engineer who thrives in a fast-paced environment and is eager to tackle complex challenges head-on. If you possess a strong analytical mindset and a commitment to excellence, we want to hear from you!

Join Alten as a Linux System Engineer in Paris, where you will be at the forefront of technology, driving innovations in system architecture and operations. This role requires a passion for Linux systems and a desire to work in a collaborative environment.You will be responsible for designing, implementing, and maintaining Linux-based systems to ensure optimal performance and security. Collaborate with cross-functional teams to identify and resolve system issues, implement automation solutions, and enhance overall system efficiency.

Join the Innovators at AragoArago is a pioneering company at the forefront of artificial intelligence and semiconductor technology, dedicated to advancing the future through groundbreaking innovations.Established in 2024 by a team of visionary AI researchers and physicists, Arago harnesses expertise in photonics, electronics, software, mathematics, and machine learning. Our nimble team consists of talented engineers and scientists from leading global institutions.With a multicultural team representing nine nationalities, we operate from key hubs in France, North America, and Israel. We are passionate about exceptional science and rapid progress, guided by principles that define our culture:Deliver Excellence: We take pride in our work, ensuring it meets the highest standards.Speed of Execution: We value quick, decisive actions, progressing efficiently to achieve our goals.Collaborative Spirit: We work as one cohesive unit, fostering relationships built on trust and respect.Supported by leaders from major tech companies such as Apple, Arm, Nvidia, Microsoft, and Hugging Face, along with esteemed venture firms, Arago is poised to redefine the future of technology.