Senior Full Stack Developer TypeScript (Vue / NestJS) (w/m/d) 80-100%

Job Description Help us make Swiss small businesses even more successful! Sounds like a big vision? That's exactly what drives us every day. At bexio, we live by the philosophy that first-class, efficient and smart software solutions must be accessible and affordable for every SME. With this mission, we are today the leading provider of web-based business software in Switzerland. Our expansion course is heading steeply upward: over 100,000 satisfied customers, more than 7,000 fiduciary partners and a strong team of over 150 motivated employees speak for themselves. To continue writing this success story, we are looking for energetic support. This is where you come in! Job Requirements What you will achieve with us - As a Senior Developer, you take on technical responsibility for our TypeScript stack, with Vue.js in the frontend and Node.js/NestJS in the backend, and play a significant role in shaping the further development of Kontera. - You design, implement, test and maintain product features end-to-end: from the user interface through the APIs to the database. - You make well-founded technical decisions to develop scalable and maintainable software, including for AI-supported processing and asynchronous workflows. - You extend our integrations with third-party systems such as banks, payment service providers and accounting solutions (including bexio). - You work closely with product management and other teams and explain complex technical contexts so that everyone can understand them. - By identifying technical and project-related risks early and proactively minimizing them, you ensure smooth development processes across all phases. - You write clean code for sustainable, highly reliable software and actively share your knowledge within the team, for example through code reviews. Your backpack for this position - You have more than 5 years of relevant professional experience as a software developer with TypeScript, both in the frontend and the backend. - You develop high-performance single-page applications with clean API integrations to Node.js backends. - You have solid experience in backend development with Node.js, ideally with NestJS, as well as in designing REST APIs (including OAuth 2.0). - Demonstrable competence in designing and making strategic decisions for demanding software architectures sets you apart. - You are routine in writing clean code as well as frontend and backend tests. - You bring extensive practical experience with relational databases (PostgreSQL) and asynchronous processing using task queues or messaging systems. - You have a pronounced understanding of web security (e.g., OWASP Top 10, secure authentication and authorization) as well as the protection of sensitive financial and personal data. - You bring solid experience in agile working environments. - You feel comfortable in a team-first culture with strong collaboration, self-reflection and a proactive mindset. What you can look forward to - Hybrid model and working hours that adapt to your life. - 5 weeks of vacation plus the option of unpaid leave. - Yoga, bootcamps, massages and legendary grill sessions. - 16 weeks of maternity leave and 3 weeks of paternity leave. - bexio covers 63% of your pension fund contributions, for more net salary.