Staff Engineer - Python Developer in Paris - H/F

🌍 Join Our Innovative TeamBecome a pivotal member of the Healthcare Access stream within the Patient Domain at Doctolib. This stream is essential to our product, guiding patients through their entire journey to accessing care, from finding the right practitioner to booking their appointment and beyond.Our teams are addressing some of the most compelling and…

Join Aircall, a leading AI-enhanced customer communications platform, trusted by over 22,000 companies globally to boost revenue, expedite issue resolution, and expand customer-facing teams. We are revolutionizing customer communications by seamlessly integrating voice, SMS, WhatsApp, and AI into one cohesive workspace.Our growth is driven by a straightforward philosophy: empower teams to work smarter, not harder. With our AI Voice Agent automating routine calls, AI Assist streamlining post-call tasks, and AI Assist Pro providing real-time guidance, we enable individuals to perform at their best. The outcome? Increased revenue, quicker resolutions, and scalable teams operating with confidence.Headquartered in Paris, with a robust North American presence in Seattle and teams across various cities including Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City, Aircall has developed a product that delights customers and a rapidly scaling business, bolstered by exceptional investors and driven by swift AI advancements across multiple product lines.At Aircall, you will be part of a dynamic, ambitious, and product-oriented company where execution matters. We make impactful decisions quickly and foster genuine growth.Our Work Culture: We prioritize customer satisfaction, leverage data for informed decisions, and aim for substantial outcomes. We value ownership, continuous learning, and thoughtful acceleration. If you excel in a collaborative, fast-paced environment where trust and impact are paramount, you will thrive here.We are seeking an enthusiastic and dedicated Frontend Engineer to join our expanding Engineering Team, specifically within our Workspace team.In this role, you will take charge of the design, development, and deployment of Aircall’s flagship products: Aircall Workspace and Aircall Dashboard. These 100% frontend products are the primary interface for our customers, where performance and user experience are critical.Our delivery processes are driven by quality, excellence, and agility. You will contribute to maintaining these high standards by writing robust, maintainable code and participating in our continuous improvement initiatives.Leveraging React and TypeScript, we create valuable and resilient services that are fully integrated with our customers' business processes.

Your Impact Join Doctolib, a rapidly expanding healthcare technology platform, as we seek talented Frontend Software Engineers in Paris. We welcome developers at all stages of their careers, from newcomers to seasoned professionals, to join our innovative Engineering teams! As a Frontend Software Engineer, your role will be crucial in enhancing Doctolib's mission to provide high-quality products that benefit both patients and healthcare professionals. Your contributions will help solidify our position as a leader in the healthcare technology sector. Your key responsibilities will include: Collaborating with product managers, designers, and fellow engineers to develop features that provide real value to our users. Designing, developing, and maintaining React and TypeScript components while adhering to performance, accessibility, and scalability standards. Enhancing code quality through thorough testing, meticulous documentation, and constructive code reviews. Sharing your expertise and working collaboratively across teams to continuously advance Doctolib's frontend architecture. Life at Doctolib Tech Our solutions are built on a fully cloud-native platform that caters to both web and mobile applications, supports multiple languages, and is tailored to various healthcare specialties. Our technology stack includes Rails, TypeScript, Java, Python, Kotlin, Swift, and React Native. We ethically leverage AI across our products to empower patients and health professionals. Learn more about our AI vision here. Curious about our tech culture and working environment? Visit the Doctolib Tech site.

Join the CEO Office at Matera, where you will work closely with the Chief of Staff and the CEO to address key team needs and foster Matera's growth.The CEO Office is at the heart of strategic decision-making, offering you the chance to tackle complex challenges and engage in critical strategic decisions. This internship provides a unique opportunity to develop a diverse skill set, including strategic thinking, problem-solving, project management, and operational expertise. You will have the autonomy to lead projects, collaborate with multidisciplinary teams, and contribute directly to the company’s growth alongside the founders.As part of our expansion, Matera has launched a new professional property management service (“Matera Local”) in 2024, opening new growth opportunities in the co-ownership market.This strategic expansion includes several exciting opportunities:Development of new B2B partnerships with social landlords and developers.Potential for acquisitions and consolidation in the market.Need to strengthen our teams to support our growth.To facilitate this growth, we are looking for a motivated talent who can actively contribute to our development.You will participate in:1. Managing Strategic ProjectsDeveloping B2B partnerships with developers and social landlords.Contributing to market studies and business opportunity analyses.Analyzing and evaluating potential targets for M&A operations.Participating in the identification and deployment of key strategic projects.2. Maintaining Investor RelationsAssisting in the preparation of board meetings.Developing financial and strategic documents.3. Ensuring Internal CommunicationIdentifying and structuring strategic topics to communicate to teams.Organizing and coordinating monthly Global Zoomatera meetings (informational meetings with all teams in France and Germany).Preparing presentation materials.Internship Process:Your onboarding journey begins with two weeks of meetings with our teams to understand our internal organization and vision.Throughout your internship, you will receive personalized support to enhance your skills and contributions.

Join Aircall, a groundbreaking unicorn in the realm of AI-driven customer communication platforms, utilized by over 22,000 companies globally. Our mission is to transform customer interactions by integrating voice, SMS, WhatsApp, and AI into a singular, efficient workspace.Our progress stems from a core belief: empower teams to operate smarter, not harder. With innovations like Aircall’s AI Voice Agent automating routine calls, AI Assist optimizing post-call processes, and AI Assist Pro providing real-time support, we enhance productivity, drive revenue, and enable teams to scale confidently.Headquartered in Paris, our European hub, we also boast a robust North American presence in Seattle, complemented by teams in Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. Our product is beloved by customers, our business is rapidly expanding, and we are backed by leading investors, driving swift AI advancements across various product lines.Our Work Culture: We prioritize customer satisfaction, leverage data-driven insights, and aim for impactful results. We value ownership, continuous learning, and deliberate speed. If you thrive in a collaborative, dynamic environment where trust and impact are paramount, you will fit right in.We are seeking a dedicated and enthusiastic Senior Software Engineer to enhance our Workspace team, with a primary focus on Frontend Architecture.In this role, you will be pivotal in transforming Aircall's frontend architecture into a robust platform. Our existing monorepo contains approximately 40 packages and various applications, and as we expand, it is crucial to facilitate parallel contributions from diverse feature teams without generating bottlenecks or architectural conflicts. Your mission is to design a seamless, secure, and high-performing architecture that fosters collaboration.You will serve as a catalyst for the entire engineering organization, establishing the standards for how frontend code is authored, shared, and deployed at Aircall.

Join us as a Frontend Engineer specializing in TypeScript and React at connecthum, an innovative AI infrastructure startup dedicated to developing advanced solutions for the safety and management of large-scale AI systems.About connecthum:A pioneering AI-native product company focused on AI safety and infrastructure.Supported by a diverse group of international investors.Expertly handling large volumes of AI traffic within enterprise environments.Creating and optimizing proprietary models for enhanced performance and reliability.A compact, highly skilled team committed to rapid delivery.Our mission is to develop a robust control and evaluation framework for AI systems, empowering organizations to define, test, and regulate AI behaviors in real-world contexts.Your Contributions:Take ownership of and deliver comprehensive product features across the frontend and full stack.Craft user-friendly, high-quality UX designs that simplify complex AI workflows.Develop seamless product flows, from initial onboarding to advanced analytical capabilities.Work collaboratively with founders, product managers, designers, machine learning experts, and researchers.Translate state-of-the-art AI functionalities into dependable user-centric tools.Lead the product development lifecycle while shaping technical direction and product strategies.This hands-on position lies at the intersection of product development, AI, and engineering.Technical Environment:Proficient in TypeScript, React, and Next.js.Utilizing Tailwind CSS for design systems.Integrating with LLM APIs (OpenAI API, function calling, context orchestration).Creating data visualization and analysis interfaces.Building full-stack product architecture.Ensuring effective production deployment and system observability.Your Skills:Demonstrated expertise in TypeScript, React, and Next.js.Experience in developing product features from concept to deployment.Comfortable working with LLM APIs and navigating AI product workflows.Proven ability to collaborate with multidisciplinary teams.

About H:At H, we are at the forefront of advancing superintelligence through agentic AI. Our mission is to automate intricate, multi-step tasks that are traditionally handled by humans, enabling AI agents to unlock the full potential of human capabilities.We are on the lookout for the brightest minds in AI, those who are as committed to building responsibly and safely as they are to pioneering groundbreaking agentic functionalities. We foster a culture of openness, continuous learning, and collaboration, where every team member's contribution is valued.About the Team:The Product Engineering Team plays a critical role in the successful deployment and management of our Agents and Inference platforms, alongside auxiliary services that support our Research department and lay the groundwork for innovative agentic products and services that we offer to the market.Key Responsibilities:Lead the definition of technical architecture, design, and long-term engineering strategy.Design, develop, and maintain complex, high-performance, scalable systems.Mentor and guide engineers across various teams to foster a culture of technical excellence.Perform comprehensive code and design reviews to ensure adherence to quality and security best practices.Collaborate with Research, Engineering, and stakeholders to deliver impactful solutions.Drive enhancements in system reliability, scalability, and observability.Establish and uphold engineering standards, tooling, and processes.Advocate for technical innovation and proactively manage technical debt.

JOIN OUR TEAMWith nearly 40 members across various disciplines including Backend, Frontend, iOS, Android, DevOps, Product, UX/UI, and QA, our Tech team at Cheerz is committed to developing, testing, and deploying features that engage hundreds of thousands of users throughout Europe. Our apps and website allow customers to customize their photo products, creating unique, personalized, and memorable keepsakes.The development team operates across four platforms: backend, web, iOS, and Android, each ensuring technical integrity. Developers work within autonomous, multidisciplinary agile squads.As an Engineering Manager for Frontend Web at Cheerz, you will report directly to the CTO. You will lead a team of web developers and be part of the "Product Trio" within a squad, collaborating closely with Product Managers and Product Designers.You will thrive in a collaborative environment where bridging expertise is essential: you will connect developers, especially with Staff Engineers, the Product team, and other stakeholders at Cheerz. Your input will be vital in making strategic decisions that influence your domain and help shape Cheerz's engineering culture.Your key responsibilities will include:Technical Excellence and Vision- Ensure software quality and scalability of your area of expertise. Facilitate the adoption of best practices, standards, and architectural decisions.- Collaborate with Staff Engineers and the CTO to co-develop the technical roadmap.- Identify and lead major technical initiatives (architecture redesign, technical debt reduction, performance optimization).- Support change management and resolve resistance issues.Management and Delivery- Co-manage with the Product Trio the delivery of features and product initiatives.- Plan sprints and prioritize the technical roadmap.- Allocate resources and track project progress.- Maximize team efficiency and foster a positive work culture.

Join the dynamic technical teams at iad Business Factory as a Frontend Software Engineer under the guidance of an Engineering Manager. You will collaborate with a diverse group of developers, Product Owners, Project Managers, Quality Assurance professionals, and designers, all dedicated to enhancing our Playiad application.Your role will encompass developing new web-oriented projects as well as evolving and maintaining existing features, all while adhering to a philosophy of continuous product improvement. Your primary responsibilities will include:Implementing solutions based on guidelines established by the technical leadership (Clean Architecture, Test-Driven Development, Domain-Driven Design, Behavior-Driven Development, etc.),Understanding the business needs of each user story (product culture),Ensuring high-quality code through test-driven development practices,Engaging in self-directed learning through continuous monitoring of technologies and best practices,Adopting a pragmatic and straightforward approach to development,Collaborating effectively with team members within your product family,Ensuring the reliability of applications in production with a 'You build it, you run it' ethos,Following principles of software craftsmanship and Extreme Programming (XP). Technical Stack:Development: Vue3, Tailwind, VueQuery, Vitest, Composable, TypeScript, VeeValidate, StoryBook, PNPM, Vite, Figma, VuePress, PHP 7/8, Symfony 4/6Databases: PostgreSQL, MySQLGitflow: Trunk-basedInfrastructure as Code: Terraform, AnsibleAWS Services: EC2/ECS, RDS/Aurora, Lambda/Step Functions, API GatewayMessaging Systems: RabbitMQ, AWS SQS, SNSLinux Environment: Shell scripting, Cron jobs, etc.CI/CD Tools: GitHub, Docker, GitHub Actions, Jira, Confluence

About the Role airapps is looking for a Frontend Web Developer in Paris. This position focuses on building web applications that are both engaging and easy to use. The work directly supports business objectives and improves the experience for our users. What You Will Do Develop and maintain user-facing web applications Work closely with designers and backend developers to deliver high-quality features Write clean, efficient, and reliable code Contribute to project planning and overall team success Location This role is based in Paris.

Role overview Doctolib is hiring a Director of Site Reliability Engineering in Paris. This leader will guide a team responsible for keeping the Doctolib platform reliable and high-performing. The role involves setting engineering standards and leading efforts to improve how the system scales and stays stable.

Join our dynamic team as a Frontend Product Engineer and play a pivotal role in ensuring the safety and integrity of large language models (LLMs).About White CircleWhite Circle specializes in AI safety, developing a comprehensive framework for the reliability, safety, and optimization of AI systems. Our platform is centered around clear, natural-language policies that dictate the appropriate and inappropriate actions of AI models. We continuously test, enforce, and enhance these policies on a large scale.Secured $11 million in funding from leading investors, including founders and senior executives from OpenAI, Anthropic, HuggingFace, and more.Handling over 100 million API calls monthly.Expertly fine-tuning and training our own LLMs for enhanced performance and cost-effectiveness compared to other models.Our small, focused team is looking for individuals eager to tackle challenging problems, quickly implement their work into production, and significantly contribute to the development of AI safety standards.Your Qualifications:Proficient in TypeScript, React, Next.js, and Tailwind CSS.Experience with LLMs, including familiarity with the OpenAI API, function calling, and context management.Ability to write complex SQL queries without needing external references.Strong focus on design, usability, and performance, prioritizing quality over mere functionality.Your Responsibilities:Oversee and deliver product features across the entire stack, from design and implementation to deployment and ongoing improvements.Craft intuitive, high-quality user experiences, ensuring smooth transitions from user onboarding to in-depth analysis.Collaborate with founders, product managers, designers, ML engineers, and researchers to transform intricate AI functionalities into user-friendly, dependable products.Lead the complete development lifecycle while influencing technical direction, product strategy, and engineering culture.Why Choose White Circle?Competitive salary ranging from $80,000 to $150,000 plus equity options.20 days of paid vacation annually.Opportunities to work from Paris in a hybrid model, including a relocation package.

Join our innovative team at dust as a Frontend Software Engineer, where you will play a key role in developing cutting-edge web applications that enhance user experiences. You will collaborate with designers and backend engineers to create seamless, responsive interfaces that delight our users.

Join Our Mission to Transform Healthcare At Doctolib, we are on a mission to revolutionize the healthcare experience through cutting-edge technology. Our passionate tech team is dedicated to creating innovative products and features that enhance the daily lives of healthcare practitioners and their patients. Working in an agile environment, we collaborate closely with engineering, design, and business teams to achieve our goals. Your Role We are seeking a Senior Software Engineer to become a vital member of our Design System & Accessibility Team. Your contribution will be paramount in making Doctolib the leading digital and secure medical companion for patients. In our Platform domain, we focus on building and maintaining essential building blocks of our system with a "Platform as a Product" mindset. Our objective is to simplify the use of these complex components, allowing product teams to concentrate on their core mission: delivering faster solutions for healthcare professionals and patients. Why Your Work Matters: With a significant 80% of our traffic coming from mobile users, your role will be instrumental in bridging the gap between our Web and Mobile Design Systems, ensuring a seamless user experience across platforms. As part of the Frontend Platform team, you will empower all Doctolib Tech and Product teams to develop accessible, top-tier frontend applications. We achieve this by providing a robust web and mobile design system, creating supportive tooling, and offering guidance as Accessibility experts. Key Responsibilities: Design, build, and maintain a scalable web and mobile Design System using React and React Native to ensure consistent, accessible, and high-performance user experiences. Guide the convergence of Web and Mobile Design Systems, ensuring visual and functional consistency across React and React Native components. Develop and maintain React Native components for a seamless cross-platform experience. Mentor team members on React Native best practices, promoting a mobile-first culture within the Design System team. Collaborate with Product Designers to transform Figma designs into robust, reusable UI components, maintaining visual and functional parity between design and implementation. Advocate for accessibility (A11y), embedding inclusive design principles in our Design System and developing accessible components.

Join us at iliad-free in Paris as a Staff Engineer specializing in Python. You will take on a pivotal role in our ambitious program aimed at modernizing and evolving our backend systems.Your primary responsibility will be to lead the technical direction of our information system backend, which manages all Free subscribers, including subscription processes, subscriber spaces, and additional services such as video streaming and mobile phone sales.In this role, you will develop a deep understanding of complex business processes executed by our system, such as billing for third-party services, subscription management, and fiber optic connections.You will guide the team in defining the architecture of this distributed system while actively contributing to development using Python, ensuring hands-on involvement.Your expertise will drive development practices that prioritize resilience, quality, testability, and speed of delivery. Additionally, you will be instrumental in establishing robust operational methods in a model where development teams manage their solutions in production, with a constant focus on performance and scalability.

About Mistral AIAt Mistral AI, we harness the transformative power of artificial intelligence to streamline processes, enhance productivity, and foster creativity. Our cutting-edge technology integrates effortlessly into everyday workflows, revolutionizing the way we work.We are committed to democratizing AI through state-of-the-art, high-performance, open-source models and solutions tailored for enterprise needs, whether on-premises or in the cloud. Our flagship product, le Chat, serves as a versatile AI assistant designed for both personal and professional use.Our dynamic team thrives on collaboration, fueled by a shared passion for AI's potential to create positive societal change. With a diverse workforce distributed across France, the USA, the UK, Germany, and Singapore, we foster a culture of innovation, creativity, and teamwork.Join us in shaping the future of AI and making a meaningful impact in the world. Explore more about our inclusive culture at https://mistral.ai/careers.Position OverviewWe are on the lookout for a talented and enthusiastic Senior Frontend Software Engineer to enhance our innovative team. In this role, you will have the opportunity to work across our diverse product suite, contributing to its ongoing development and improvement. Your contributions will play a crucial role in elevating the user experience, making it more engaging, efficient, and user-friendly.Key Responsibilities• Full Stack Development: Design, develop, and maintain scalable features, ensuring seamless interaction between front-end and back-end systems using a modern tech stack.• User-Centric Design: Focus on optimizing user experience to ensure our products align with user needs and expectations.• Code Quality: Produce clean, maintainable, and well-documented code, actively participating in code reviews to uphold our high quality standards.• Collaboration: Engage closely with cross-functional teams, including product managers, designers, and fellow engineers, to deliver exceptional software solutions.

Join iliad-free as a dynamic M&A Business Development Manager in Paris. In this pivotal role, you will spearhead mergers and acquisitions, driving growth and innovation within our organization. Your expertise will guide strategic decisions and shape the future of our company.

Join Our Team as a Staff Mobile Engineer - React NativeAt Doctolib, we are seeking a talented Staff Mobile Engineer with profound knowledge in React Native to become a part of our innovative Patient domain.In this pivotal role, you will help us transform the Doctolib mobile app into a comprehensive AI-powered health companion, enabling individuals to lead healthier lives. Your contributions will be vital in enhancing the quality, user experience, and overall depth of our mobile application while establishing solid technical foundations for mobile development within our team.As a member of the tech team at Doctolib, you will be at the forefront of developing groundbreaking products and features that enhance the daily routines of care teams and patients alike. Our dynamic environment emphasizes collaboration among product, design, and business teams in agile feature teams.Your responsibilities will include:Defining and refining mobile architecture patterns and technical standards for the patient domain.Championing technical excellence in mobile development, ensuring the highest code quality and adherence to best practices.Collaborating on the technical roadmap and guiding architectural decisions for the mobile platform.Mentoring and supporting mobile engineers in developing robust and scalable solutions.Leading by example in building features that significantly enhance user experience and app performance.

Our ImpactWe are on the lookout for a passionate IT Finance Engineer to become a vital member of our Core Finance Squad within our IT department. In this role, you will play a crucial part in advancing our information systems across France, Germany, Italy, and the Netherlands by implementing cutting-edge solutions and tools for our business teams. Your efforts will support healthcare professionals utilizing Doctolib and enhance the user experience for millions of Europeans visiting our platform each month.Joining the tech team at Doctolib means contributing to the creation of innovative products and features aimed at improving the daily experience of care teams and patients alike.