Experteer Overview As a Staff Software Engineer at Taxfix Group, you will build core features for our flagship tax app, turning complex scenarios into reliable, user-friendly experiences. You will work in a cross-functional environment, embracing AI-first development and end-to-end ownership from discovery to deployment. Your work will influence product quality, system design, and scalable solutions across frontend and backend stacks. This is an opportunity to shape how millions file taxes with confidence at scale, while contributing to a mission-driven, international team. Compensaciones / Beneficios
• Collaborate with product, design, and engineering to define pragmatic solutions with measurable outcomes
• Own work end-to-end from discovery and technical design to release, monitoring, and iteration
• Turn ambiguity into action, balancing speed with long-term maintainability
• Contribute to technical direction aligned with the long-term product vision
• Leverage AI-assisted development tools to accelerate exploration, implementation, testing, and documentation
• Evaluate and troubleshoot AI-generated output with effective prompting and safeguards
• Share AI-driven development practices and foster responsible experimentation




• Improve developer experience through automation and engineering practices that enable reliable delivery
• Collaborate across product and platform teams and foster a growth-focused, safe feedback culture Responsabilidades
• Professional software engineering experience with React and Node.js; backend services and APIs design
• Experience with React Native is a plus
• Ability to work across system boundaries and collaborate beyond primary specialization
• Experience with public cloud environments (Google Cloud, AWS, or Microsoft Azure)
• Familiarity with DevOps concepts, CI/CD, observability, and production operations
• Understanding of authentication, databases, distributed systems, cloud infrastructure, and API integrations
• Builder-first, initiative-taking mindset with quick learning and sensible trade-offs
• Commitment to maintainable, elegant code and continuous improvement
• Collaborative and constructive mindset with a willingness to challenge ideas Requisitos principales
• mental health coaching
• yoga
• monthly flexible spend allowance
• employee stock options
• 30 vacation days
• adaptable working hours

📌 Staff Software Engineer (Comunidad de Madrid)
🏢 Taxfix
📍 Comunidad de Madrid