Full Stack Software Engineer at INFINIT | Paris

About the RoleMaki is revolutionizing the field of talent acquisition and management through innovative AI-driven solutions. As a Software Engineer, you will take charge of the entire lifecycle of our AI products, ensuring their success from conception to deployment.Lead Technical Initiatives: Oversee and execute technical projects with a holistic full-stack approach, ensuring an optimal balance between speed and quality.Develop Reliable Systems: Create systems that maintain effectiveness despite unpredictable components, harnessing AI agents in real-world scenarios.Utilize Cutting-Edge Technologies: Keep our technology stack at the forefront by incorporating the latest advancements in Large Language Models (LLMs), vision models, and agent architectures.Collaborate Across Teams: Work with various stakeholders to pinpoint user challenges and engineer immediate solutions that enhance user experience.Who You AreWe seek dynamic, product-oriented full-stack engineers eager to make a significant impact and embrace ownership in a streamlined, high-performance team environment. You should be:Autonomous: A self-starter who drives projects to completion and thrives in leadership roles.Innovative: Passionate about AI technologies and keen to actively apply them in your work.Foundational: Interested in contributing to a high-growth journey by shaping our technology and culture from the ground up.Our Technology Stack:Backend:Typescript, Python, PostgreSQL, Google CloudFrontend:ReactJS, Typescript, GraphQLIf you're enthusiastic about transforming the future of AI-driven hiring, we want to hear from you!Recruitment ProcessMochi Screening: Experience our product firsthand.Interview with Hiring Manager.Coding Assessment.System Design Interview.Final Interview with the CEO.

About UsMaki is revolutionizing the recruitment landscape with cutting-edge autonomous AI hiring agents. Our technology seamlessly manages the entire hiring process—from sourcing and screening to interviewing and selection—allowing HR teams to focus on what truly matters: finding exceptional talent.Leading brands such as H&M, BNP Paribas, and FIFA trust Maki to streamline their hiring processes, automating up to 90% of screening and interviewing, thereby tripling the speed of hiring and reducing employee turnover by 20 to 30%.At Maki, we are not just another HR tool; we are pioneering the next wave of AI-driven talent acquisition.Your Role at MakiAs a Software Engineer Intern, you will collaborate with our engineering team to design and enhance the AI systems that power Maki. Your role will involve contributing meaningful features to our product, learning rapidly, and shaping the application of modern AI in large-scale recruitment.

About MakiMaki is revolutionizing the HR landscape with fully autonomous AI hiring agents. Our technology streamlines the hiring process, from sourcing and screening to interviewing and selection, allowing HR teams to concentrate on what truly matters: engaging top talent and driving organizational success. Trusted by industry leaders such as H&M, BNP Paribas, and FIFA, Maki automates 90% of the screening and interviewing process, reducing time-to-hire by threefold and decreasing turnover by 20-30%.At Maki, we’re not just offering another tool; we’re shaping the future of AI-powered talent acquisition.Your Role as a Data Engineer Data EngineerAs a Data Engineer at Maki, you will create the data infrastructure that empowers our AI agents, product analytics, and customer insights. Your goal is to transform raw data into actionable insights, enabling every team at Maki to enhance decision-making, discover product opportunities, and provide an exceptional customer experience.Your responsibilities will include:Developing and maintaining essential data pipelines and models that drive product and business insights.Defining the collection, structuring, and tracking of product data to gain deep insights into user behavior and product performance.Creating clean, reliable, self-service data assets that empower Product, Customer Success, and Engineering teams to quickly explore and answer critical questions.Standardizing our metrics and data language to ensure the organization operates from a unified source of truth.Promoting data reliability and quality to guarantee our systems scale with accuracy, transparency, and trust.

About the RoleMaki is at the forefront of revolutionizing talent acquisition and management through innovative AI solutions. As an AI Engineer, you will blend machine learning research with software engineering to create impactful AI features. Your responsibilities will range from designing evaluation pipelines to integrating AI models into production systems, ensuring they are safe, efficient, and scalable.Develop AI Features: Create and implement comprehensive AI functionalities that enhance Maki’s HR agents, from initial prototypes to full production.Experiment with LLMs: Assess, fine-tune, and validate state-of-the-art models (both open-source and commercial) to optimize performance, cost, and safety.Create Evaluation Pipelines: Design frameworks to evaluate the accuracy, reliability, bias, and business impact of AI-driven functionalities.Scale Optimization: Focus on latency, caching, and cost-optimization techniques to prepare AI features for enterprise deployment.Safety & Compliance: Collaborate with security and product teams to ensure AI features adhere to enterprise standards for privacy, fairness, and reliability.Cross-Functional Collaboration: Work alongside product managers, designers, and engineers to transform ideas into deliverable features.Continuous Learning: Stay updated with the latest AI research, tools, and frameworks to keep Maki at the forefront of technology.

About the Science TeamAt Maki, our Science Team is at the forefront of revolutionizing the hiring landscape through groundbreaking innovation, rigorous methodologies, and collaborative efforts. Under the leadership of our Head of Science, Aiden Loe, and in close partnership with our COO, Paul-Louis Caylar, this dynamic team is dedicated to creating exceptional content that distinguishes our platform in the industry.Our mission goes beyond mere assessment creation and validation; we are committed to continuous innovation. Our diverse projects include:Expanding a state-of-the-art library of tests and tools.Crafting customized activities and experiences tailored for our clients.Analyzing and optimizing AI-driven scoring algorithms and large language models (LLMs) to ensure fairness, accuracy, and transparency.Utilizing psychometric expertise to develop reliable, valid, and impactful assessments.Creating analytical tools that assess candidate and job data to accurately predict performance and potential.Guiding clients in leveraging assessment data to enhance their workforce strategies, encompassing everything from talent acquisition to development and retention.Conducting original research to investigate emerging psychological and technological trends and disseminating insights through publications, presentations, and client reports.Collaborating with regulatory bodies and industry leaders to establish new ethical standards in AI usage and hiring practices.Equipping internal teams and clients with the necessary knowledge and skills to effectively comprehend and apply psychological and AI-driven insights.As Maki evolves, the Science Team plays a pivotal role in enhancing user experiences, refining assessments, and encouraging widespread adoption—all while upholding the highest scientific standards.As a People Scientist, your influence will extend beyond routine tasks; you will be an integral partner in shaping the future of recruitment and delivering outstanding outcomes for our clients.About the RoleThe People Scientist operates at the intersection of psychometrics, AI, and research, ensuring that Maki’s automated scoring systems are scientifically sound, equitable, and consistently enhanced.

About the RoleAt Maki, we harness the power of data to drive innovation across our AI agents, enhance user experiences, derive customer insights, inform our internal strategies, and support predictive analytics. We are excited to welcome our first Data Lead who will establish our data foundation and play a crucial role in transforming data into a valuable product at Maki.This position is a builder role, where you will design systems, model data, reveal insights, and integrate AI into user interactions with information.Collaborating closely with our Product, Engineering teams, and Founders, you will help lay the groundwork for our long-term data strategy.Your ResponsibilitiesData FoundationsDesign, develop, and manage data pipelines (ingestion → transformation → serving).Take ownership of our data lake/warehouse and model high-quality production tables.Implement monitoring, testing, documentation, and governance practices to ensure data integrity.Data Exposure & InsightsManage dashboarding solutions (Looker, Metabase, or equivalent).Deliver reliable datasets and self-service analytics tools for stakeholders.Assist with customer SQL requests and conduct internal ad-hoc analyses.Construct the semantic layer to facilitate both internal and external insights.Data as a ProductCreate embedded data experiences within Maki’s products.Explore and implement AI-driven interfaces (natural language querying, automated reporting).Collaborate with the product team to transform raw data into customer value.

Join Our Innovative Science TeamAt Maki People, our Science Team is at the forefront of transforming the hiring landscape by embracing innovation, rigorous methodologies, and collaborative efforts. Led by our esteemed Head of Science, Aiden Loe, and in close partnership with our COO, Paul-Louis Caylar, our team is dedicated to the creation of high-caliber content that distinguishes our platform.We go beyond the conventional creation and validation of assessments; we strive to innovate. Our initiatives encompass:Developing an advanced library of assessments and tools.Designing customized activities and experiences for diverse client needs.Assessing and enhancing AI-driven scoring algorithms and large language models (LLMs) to promote fairness, accuracy, and transparency.Utilizing psychometric expertise to construct reliable, valid, and impactful assessments.Creating tools that analyze candidate and job data for precise predictions of performance and potential.Assisting clients in leveraging assessment data to refine their workforce strategies, from recruitment to development and retention.Conducting original research to probe into emerging psychological and technological trends, and disseminating insights through publications, presentations, and client reports.Collaborating with regulatory bodies and industry pioneers to set new benchmarks in ethical AI usage and hiring practices.Empowering internal teams and clients with the knowledge and skills necessary to effectively apply psychological and AI insights.As Maki continues to expand, the Science Team plays a pivotal role in understanding user experiences, refining assessments, and promoting broader adoption, all while adhering to the highest scientific standards.Your role as a Senior Psychometrician will extend beyond routine responsibilities; you will be an essential partner in shaping the future of recruitment and driving superior outcomes for our clients.

Join Maki as a Security Engineer Intern and dive into the dynamic world of cybersecurity. This internship is your opportunity to gain hands-on experience in protecting our systems and data against malicious threats. Work alongside experienced professionals in a supportive environment that fosters growth and learning.

About Nabla Nabla brings together entrepreneurs, healthcare professionals, and engineers to restore the joy of practicing medicine. The team collaborates closely with innovative clinicians, applying advanced machine learning to build an AI assistant that strengthens the human connection in healthcare. By streamlining clinical documentation, Nabla helps providers focus on patient care. Today, more than 100,000 clinicians from over 130 healthcare organizations use Nabla to support their daily work. With $70M secured in a recent Series C round, Nabla is expanding to advance clinical AI and improve experiences for clinicians and patients worldwide. The company is currently developing a proactive assistant with ambient listening, dictation, coding, and command features to simplify both clinical and financial workflows. AI and Product Development Over the past three years, Nabla has invested deeply in product development. The team includes former Meta AI Research engineers, working at the intersection of AI and healthcare. Nabla’s Machine Learning group leverages the latest research to unlock new possibilities for care delivery. Yann LeCun, Chief AI Scientist at Meta and Turing Award recipient, advises Nabla. Engineering at Nabla Nabla’s engineering culture is lean, agile, and technical. Teams specialize in machine learning, native desktop applications, and platform infrastructure, all focused on delivering reliable AI solutions at scale for clinical environments. Role Overview: Full-Stack Engineer (Paris Office) The Full-Stack Engineer will join a cross-functional squad, working alongside product managers, designers, engineers, and domain experts. Squads at Nabla operate with strong ownership, taking products from concept to launch together. Main Responsibilities Build and improve features for Nabla’s web and desktop products. Help design and implement back-end APIs and services.

Join Labelium as a Full Stack Software Engineer Intern in the vibrant city of Paris! In this role, you will have the opportunity to work alongside a talented team of engineers, contributing to exciting projects that shape the future of digital marketing. This internship is perfect for those looking to gain hands-on experience in a dynamic environment.

Join our innovative team that is reshaping the future of global living.At The Flex, we envision a world where renting a home is instant, intelligent, and effortless — as seamless as booking a ride. Our ambitious goal is to enable anyone to live anywhere, anytime, without friction.Utilizing Base360.ai, our proprietary automation engine, we’re constructing the operating system for modern renting — integrating property data, orchestrating operations, and facilitating seamless stays across continents.If you are passionate about technical ownership, system architecture, and building platforms that function at real-world scale, this role places you at the heart of how millions of people move, live, and interact with the world.

Join the Theodo Family and Be Part of Our Success StorySince 2009, Theodo has been empowering innovative companies by facilitating the design, development, and deployment of ingenious digital products, leveraging the best of technology and Lean methodologies.Our unique approach is founded on three core principles:- We have developed recognized expertise in key product design and development technologies;- At every project stage, our priority is to create value for our clients;- We attract the finest digital talents and nurture their ingenuity through a Lean approach.Theodo has experienced exceptional growth over the past 15 years, boasting a team of over 700 dedicated Theodoers, predominantly Software Engineers passionate about technology and continuous improvement. As we grow, we have structured our group into specialized entities by technology (Theodo Apps, Theodo Cloud, Theodo Data & AI) and by industry (Fintech, Govtech, Healthtech, Consumer Goods). By 2025, Theodo aims to generate €100 million in revenue.At Theodo HealthTech, our expert health entity, we support all health stakeholders in the development of tailor-made digital medical devices. Leveraging our expertise in both Lean methodologies and technology, combined with our deep understanding of health, we design and develop digital medical devices that integrate into patient care pathways (digital therapies - DTx, virtual clinical trials, digitized care pathways). Our goal is to create products that transform the lives of their users, whether they are healthcare providers or patients.Your Team:You will join a tech community of over 120 Theodoers including software engineers, tech leads, engineering managers, and architects, all driven by a shared passion for technology and innovation.

Join Outsight, where our cutting-edge software transforms 3D LiDAR data into actionable insights for tracking the movement of individuals and vehicles. Our solutions are utilized by a variety of transportation hubs, including airports and train stations, as well as sports venues, road infrastructures, and industrial sites. We empower operators with precise and anonymous Spatial Intelligence data to enhance operational efficiency and ensure user safety and satisfaction. Our diverse team of experts, spanning across Paris, San Francisco, Sophia-Antipolis, and Hong Kong, is dedicated to advancing our innovative solutions. With a commercial office in Spain, we are committed to our global outreach. Discover more about us through this link: Insights about Outsight. Trusted by leading airports and train stations worldwide, our Passenger Flow Traffic Monitoring solution is a cornerstone of our offerings. Our Car Traffic Remote Monitoring product has also gained the confidence of Tier 1 clients, including BMW. Role Overview We are seeking a vital contributor to our Outsight Shift product suite. Our ecosystem encompasses real-time 3D monitoring of digital twins, live analytics, and decision support tools designed to optimize user management of people and vehicle flows. In this role, you will play a crucial part in architecting our application and frontend foundations to ensure scalability as our product capabilities expand. You will emphasize design, performance, usability, and maintainability while collaborating closely with product managers, data engineers, and scientists to deliver seamless user experiences.

Join Theodo HealthTech as a Full Stack Healthcare Software EngineerSince 2009, Theodo has been at the forefront of supporting innovative companies in designing, developing, and deploying ingenious digital products. We leverage cutting-edge technology and adopt a Lean approach to create value.Our distinctive methodology is anchored in three core principles:- We have developed recognized expertise in key product design and development technologies.- At every project stage, our primary focus is creating value for our clients.- We recruit top digital talents and nurture their ingenuity through the Lean approach.Theodo has experienced exceptional growth over the past 15 years, with a team of over 700 passionate Software Engineers dedicated to continuous improvement. Our organizational structure has evolved into specialized entities focusing on specific technologies (Theodo Apps, Theodo Cloud, Theodo Data & AI) and industries (Fintech, Govtech, HealthTech, Consumer Products Goods). By 2025, Theodo aims to achieve a revenue of €100M.At Theodo HealthTech, we empower all stakeholders in the healthcare sector to develop custom digital medical devices. Our proficiency in Lean methodologies and technology, combined with a deep understanding of healthcare, enables us to create digital medical devices that integrate seamlessly into patient care pathways, such as digital therapies (DTx), virtualized clinical trials, and digitalized care pathways. Our mission is to craft products that transform the lives of their users, whether they are caregivers or patients.Your Team:You will join a vibrant tech community of over 120 Theodoers, including software engineers, tech leads, engineering managers, and architects, who share a passion for technology and innovation.

Join our dynamic team at Maki as an AI Deployment Architect, where you will play a crucial role in configuring, deploying, and enhancing our AI agents for enterprise clients. This position blends product development, engineering, and customer service, allowing you to convert business needs into effective configurations. You will ensure that each deployment meets client expectations and adapt quickly to maintain optimal performance and system stability.As a key technical partner, you will assist customers with configuration choices, address complex issues, and influence the design and execution of AI-driven screening processes. Furthermore, you will serve as a vital feedback link between our field operations and product teams, highlighting trends that warrant platform integration and validating new functionalities with real-world users.This role is highly technical and hands-on. As we expand our deployments across various industries and regions, you will help establish the benchmarks, tools, and best practices necessary for scaling our agents effectively.Key Responsibilities:Design and modify screening workflows based on client requirements.Configure state prompts, tone settings, voice selections, transitions, and conditional logic.Establish and manage custom vocabularies for ASR as needed.Conduct and oversee demonstrations; support pilot projects from inception to completion.Troubleshooting and Improvement:Examine conversation logs to pinpoint errors or discrepancies.Perform isolated state tests for focused debugging.Rapidly iterate on prompts and configurations to enhance performance.Utilize SQL for analyzing behavioral patterns, diagnosing systemic problems, and confirming enhancements.Client Collaboration:Guide clients on screening design, personas, and best practices for AI-enabled interviews.Clearly articulate technical concepts, limitations, and trade-offs.Manage expectations during pilot phases; create structured feedback systems for ongoing improvement.Act as a reliable advisor throughout deployment and iteration processes.Product Collaboration:Highlight recurring patterns and feature requests to the product team.

At The Flex, we envision a future where renting a home is as instantaneous, intelligent, and hassle-free as booking a ride.Our ambitious goal is to empower individuals to live anywhere, at any time, without the usual barriers.Driven by our innovative Base360.ai automation platform, we are crafting the ultimate operating system for modern rentals — seamlessly integrating property data, streamlining operations, and facilitating effortless stays worldwide.If you are passionate about web technologies, API-driven solutions, automation, and scalable operations, this is your chance to influence how millions navigate, reside, and engage with the world. What You’ll BuildAs a Full-Stack Engineer (Web & APIs), you will be responsible for designing, developing, and scaling the essential web applications and APIs that drive The Flex platform — enabling immediate bookings, smart access, automated workflows, and predictive operations.Your role will encompass all aspects of frontend design, backend development, and cloud infrastructure, transforming intricate operational hurdles into elegant, scalable, and API-centric solutions.You won’t merely deploy features.You will enhance efficiency, unlock automation, and lay the groundwork for a sophisticated, global rental network. Your MissionBuild the PlatformCreate fast, dependable, and scalable web applications and APIs that facilitate bookings, payments, availability, and guest interactions.Design API-First SystemsDevelop robust, well-documented APIs that connect Base360.ai to internal systems and external partners.Automate at ScaleConstruct event-driven services and automated workflows to eradicate manual processes across the organization.Connect the EcosystemImplement impactful integrations with partners including Airbnb, Stripe, Hostaway, and Twilio.Deploy with ConfidenceLaunch and maintain serverless infrastructure on AWS, optimized for speed, reliability, and global reach.Solve Real ProblemsAddress challenges such as real-time booking synchronization, pricing intelligence, keyless access systems, AI-driven alerts, and live operational dashboards.Build With PurposeWork closely with product, data, and operations teams to transform concepts into tangible, measurable outcomes.

Are you passionate about innovating in the tech world? Do you thrive on tackling intricate business challenges in a dynamic, collaborative, and inclusive environment? At Capital One, you will join an energetic team of innovators and problem-solvers committed to addressing genuine customer needs.We are on the lookout for Full Stack Software Engineers who are eager to integrate data with cutting-edge technologies. As part of the Capital One team, you will play a pivotal role in a significant transformation initiative.In this position, you will contribute to an enterprise-wide data management and governance application designed to oversee digital assets, including datasets, data stores, and applications across Capital One. This centralized repository will enhance the navigation, discovery, and management of digital assets, ensuring data security and compliance.

About Nabla Nabla brings together entrepreneurs, clinicians, and engineers with a shared goal: making clinical work more rewarding for healthcare professionals. The team partners closely with forward-thinking clinicians to build an AI assistant that streamlines documentation and supports patient care. Nabla’s platform is now trusted by over 100,000 clinicians in more than 130 healthcare organizations. With recent Series C funding of $70M, Nabla is growing its Paris-based team to develop the next wave of clinical AI. The company’s roadmap includes expanding features such as ambient listening, dictation, coding, and command tools, all aimed at improving both clinical and financial workflows. AI and Healthcare at Nabla Nabla’s rapid growth is built on three years of focused product development. The engineering team, including former Meta AI Research engineers, stays ahead of the curve in applying AI to healthcare. The company benefits from the guidance of Yann LeCun, Chief AI Scientist at Meta and Turing Award winner, who serves as an advisor. Engineering Culture Engineering at Nabla is lean, agile, and technical. Teams work across machine learning, desktop applications, and platform infrastructure to deliver AI solutions that can scale in clinical environments. How Teams Work Product development at Nabla happens in cross-functional squads. Each squad focuses on a specific product area and includes product managers, designers, engineers with varied backgrounds, and domain experts. High ownership and collaboration define the way these squads operate. Senior Full-Stack Engineers join a squad and contribute to a focused part of the product. What You Will Do As a Senior Full-Stack Engineer in the Paris office, expect to play a key role in building and scaling Nabla’s AI-powered healthcare platform. The work covers multiple layers of the platform, integrating advanced technologies to improve both user experience and operational efficiency.

Role Overview Prelude is looking for a Full-Stack Engineer based in Paris, France. This role involves building and maintaining both front-end and back-end features for our applications. The work touches every layer of our systems and directly shapes how users interact with our products. What You Will Do Develop new features across the stack, from user interfaces to server-side logic Maintain and improve existing code to keep applications reliable and efficient Apply software development best practices in daily work Collaborate closely with developers, designers, and product managers to deliver solutions that address real user needs Contribute to our agile development process and help the team adapt as we grow Tech and Collaboration This position offers the chance to work with modern technologies and frameworks. Teamwork is central: engineers, designers, and product managers work together to solve problems and build new features.