Senior Full-Stack Engineer

Join Faktion, a leader in designing and developing enterprise-level AI solutions across various sectors. We are at the forefront of machine learning and artificial intelligence, creating innovative solutions that drive the future. We are looking for a Senior Full Stack Engineer to join our dynamic team, provide technical leadership, and contribute to our ground-breaking projects and products. As we are building enterprise-grade production-deployed applications, we are looking for an experienced leader who can guide the development of robust, secure, and scalable applications while mentoring team members. Key responsibilities: • Lead the design, development, and deployment of high-quality software architecture and complex, scalable full-stack applications. • Collaborate closely with AI and ML engineers, Product Managers, and Business Stakeholders to translate complex requirements into efficient, high-quality software solutions. • Define and drive the technical roadmap; identify, prioritize, and delegate tasks within the software development life cycle, ensuring timely and high-quality delivery. • Oversee and actively contribute to the development and maintenance of robust, scalable, and high-performance web applications using TypeScript, React, and Node.js, ensuring adherence to best practices and coding standards. • Mentor, coach, and lead a team of full-stack developers, fostering a culture of technical excellence, collaboration, and continuous improvement. • Champion and implement automation for development, testing, and deployment processes using appropriate tools and scripting. • Lead code reviews, provide constructive feedback, and ensure code quality, maintainability, and scalability. • Establish and oversee comprehensive validation and verification testing strategies to ensure product quality. • Ensure comprehensive documentation of architectural decisions, development phases, and system designs; lead efforts in system monitoring, performance optimization, and incident resolution. • Lead and guide the team through the entire software development lifecycle, from concept and architectural design through to deployment, maintenance, and scaling. • Drive technical innovation, evaluate and recommend new technologies, and promote best practices within the engineering team. • Excellent written and verbal communication skills in native Dutch and English (French is a plus). • BSc/BA in Computer Science, Engineering, or a related field (MSc is a plus). • Proven experience of minimum 5 years in full-stack software development, with at least 3 years in a senior engineering or technical leadership role, demonstrating successful project delivery and team leadership. • Extensive hands-on expertise in software development with TypeScript, React, and Node.js. • Strong experience designing, building, and maintaining GraphQL APIs (e.g., Apollo, TypeGraphQL) and integrating with front-end frameworks (e.g., react-query, Apollo Client). • Experience with NestJS for building both GraphQL and REST APIs, leveraging its modular architecture, built-in decorators, and robust support for scalable backend applications. • Proficiency in modern CSS and Tailwind and experience working with component libraries such as ShadCN, with a strong focus on building responsive, accessible, and high-performance user interfaces. • Deep understanding and practical experience with relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB), including data modeling, performance optimization, and schema design. • Proven experience architecting, developing, and managing large-scale applications, preferably utilizing monorepos (e.g., NxDev, TurboRepo). • Experience with various testing frameworks (e.g., Jest, Cypress) and establishing comprehensive testing strategies (unit, integration, end-to-end). • Strong experience in designing, deploying, and managing applications on Microsoft Azure cloud environment or AWS (e.g., App Service, Azure Functions, AKS, Cosmos DB, Azure SQL). • Exceptional analytical mind with strong problem-solving aptitude and the ability to tackle complex technical challenges and make sound architectural decisions. • Experience in designing and implementing robust CI/CD pipelines (e.g., Azure DevOps, GitHub Actions). • Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes). • Demonstrated ability to lead and mentor a development team, fostering a collaborative and productive environment. • Excellent organizational, leadership, and interpersonal skills. • Experience in solution architecture and driving technical direction for software projects. Following experiences are a plus: • Demonstrated leadership skills, including team management and technical mentorship. • Prior experience in software startups and corporate environments, providing balanced strategic insights. • Hands-on experience with AI technologies, including integrating AI models into applications or working with AI-driven product features. • Familiarity with data processing, MLOps, and machine learning concepts and workflows. • Worked with ReactNative or other mobile development frameworks. • Active contributions to open-source projects or strong engagement with the tech community. We offer: • A rewarding salary package that includes additional perks like a company car and fuel card or a mobility budget, comprehensive hospitalization and group insurance, along with a top-tier laptop and smartphone. • Benefit from a company culture that stimulates both individual and team development, fostering your professional and leadership growth. • Utilize your innovation budget for engaging in exciting, educational, and challenging open-source projects within your guild. • Participate in team-building activities and gatherings, a great opportunity to unwind and engage with our vibrant team initiatives. • A flexible hybrid working-policy to choose where, how, and