2 x Full stack Software Engineer - JavaScript Environment

At Scalapay, we’re shaping a culture with high standards, independent and critical thought, innovation, ownership, and continuous learning. We operate in a fast-moving, tech-driven environment, and we’re looking for people who thrive in change, think boldly, and take initiative. If you’re ready to put your potential to the test in a hiring process designed to spotlight exceptional talent, this is your chance to stand out and grow with one of Europe’s most ambitious fintech teams. #MakeItHappen #PlayAsATeam #StayCurious #FocusOnCustomer. The Mission We are seeking an experienced and passionate Full-Stack Software Engineer with a minimum of 5 years of development experience to join our dynamic Experiences & B2B Platform teams. The ideal candidate will have a strong background in Node.js, TypeScript, and React.js, and a deep understanding of both relational and non-relational databases. This role will be integral in designing, developing, and maintaining scalable and efficient applications. What You'll Do - Application Development: Design, develop, and maintain high-quality web applications using Node.js, TypeScript, and React.js. - Database Management: Work with both relational (e.g MySQL) and non-relational (e.g., Dynamodb, Redis) databases, ensuring efficient data storage and retrieval. - Testing: Write unit and integration tests to ensure code quality and robustness. Experience with frameworks such as Jest, or similar. - Framework Utilisation: Leverage modern frameworks like NestJS and Next.js to build scalable and maintainable backend and frontend architectures. - Code Review: Participate in code reviews, providing and receiving constructive feedback to maintain high code standards. - Agile Development: Collaborate with cross-functional teams in an Agile environment, contributing to sprint planning, daily stand-ups, and retrospectives. - Performance Optimisation: Optimise applications for maximum speed and scalability. - Continuous Integration & Deployment: Work with CI/CD tools to automate testing, building, and deployment processes. - Collaboration & Communication: Work closely with product managers, designers, and other engineers to understand requirements, share knowledge, and deliver high-quality software - AI Spec-Driven Development: Write clear specifications and technical design documents that AI coding agents implement from, then direct, review and test what the agents produce. What We're Looking For: - Experience: Minimum 5 years of professional development experience. - Proficiency: Strong knowledge and hands-on experience with Node.js, TypeScript, and React.js. - Database Skills: Extensive experience with both relational and non-relational databases. - Testing: Proven experience in writing unit and integration tests. - Frameworks: Experience with frameworks like NestJS and Next.js. - Methodologies: Solid experience working with Agile methodologies - Version Control: Proficient in using Git for version control. - Problem Solving: Strong problem-solving skills with the ability to think critically and creatively. - Communication: Excellent verbal and written communication skills, with the ability to articulate technical concepts to non-technical stakeholders. - Team Player: Ability to work well in a team-oriented, collaborative environment. - AI-Assisted Development: Hands-on experience with AI coding tools such as Claude Code, and a spec-driven way of working: writing clear specifications and technical designs first, then directing, reviewing and testing what the agents produce. Preferred Qualifications: - Cloud Experience: Experience with cloud platforms like AWS or similar is a plus. - DevOps Knowledge: Familiarity with DevOps practices, containerization (Docker) is a plus. - Microservices Architecture: Experience in designing and implementing microservices-based systems. - CI/CD Tools: Experience with CI/CD tools like Buildkite or similar. Why you should join Scalapay: - International environment with significant challenges to be met every day - Direct impact on how thousands of European merchants offer BNPL solutions - Work with a team of industry tech leaders who are focused on delivering products that offer exceptional user experiences - Accelerate your professional growth with ownership of product delivery - Work in a lean, people-focused Agile environment - Access to latest technologies with room for creative input - Personalised support to accelerate your professional growth and take ownership of the products you deliver: we want to help you grow! - Flexible work arrangements supporting work-life balance Recruitment Process: - A quick chat with one of our Talent Acquisition team members - The first interview with the Hiring Manager to dive deep into your experiences and better understand your motivation - A case study to test your hard skills - A final chat with Simone, our CEO Want to learn more? Don't hesitate to explore our Careers website, our LinkedIn and Glassdoor pages. Pro tip: send your CV in English 😉 Super Pro tip: we know that application processes can be scary and frustrating but… we look for talent, not people that tick all our boxes.