Senior Full-Stack Engineer

Faktion & Crius Group; Antwerpen; Sur place; EUR 70 000 - 90 000; Plein temps

Avantages offerts par ce poste

Company car and fuel card or mobility budget

Comprehensive hospitalization and group insurance

Top-tier laptop and smartphone

Innovation budget for open-source projects

Flexible hybrid working policy

Résumé du poste

A leading AI solutions provider located in Antwerpen is seeking a Senior Full Stack Engineer to join their dynamic team. This role involves providing technical leadership while developing enterprise-grade applications with technologies like TypeScript, React, and Node.js. The ideal candidate should have at least 5 years of software development experience and proven skills in leading development teams. The position offers a flexible hybrid working policy, competitive salary, and comprehensive benefits including a company car and an innovation budget for personal development.

Qualifications

• Minimum 5 years experience in full-stack software development.
• At least 3 years in a senior engineering or technical leadership role.
• Deep understanding of relational and NoSQL database design and optimization.

Responsabilités

• Lead design and development of scalable full-stack applications.
• Collaborate with AI and ML engineers to translate requirements.
• Define and drive technical roadmap for software development.

Connaissances

Excellent written and verbal communication in Dutch and English

Proven experience in full-stack software development

Extensive hands-on expertise with TypeScript, React, and Node.js

Strong experience designing GraphQL APIs

Proficient in modern CSS and responsive design

Experience with testing frameworks like Jest and Cypress

Strong analytical and problem-solving skills

Experience in solution architecture and technical direction

Formation

BSc/BA in Computer Science or related field

MSc is a plus

Outils

TypeScript

React

Node.js

GraphQL

NestJS

Azure

Docker

Kubernetes

SQL and NoSQL databases

Description du poste

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.

Qualifications:

• 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, Sass, and CSS frameworks like TailwindCSS/TailwindUI, 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 when you want to work.