Overview At Mindera, we are continuously developing a fantastic team, and we would love for you to join us. As a Staff Frontend Software Engineer, you will be responsible for building fluid and responsive user interfaces for multiple platforms and devices. We are looking for experienced Engineers with an appetite for solving complex problems and building seamless user interactions to world-class standards. You won't just be writing code; you'll be a technical leader helping us define the future of our frontend architectures. We value empathy, self-organization, and the courage to take risks. National and international expected traveling time varies according to project/client and organizational needs: 0%-15% estimated.ResponsibilitiesArchitect & Build: Lead the design and development of high-performance, secure, and scalable frontend solutionsEngineering Excellence: Champion high-quality standards in developing great user interfaces that impact users worldwideTesting Strategy: Drive reliability through unit testing, integration testing, and a Shift-Left/TDD approachCollaborative Leadership: Work within Agile methodologies (Scrum/Kanban), moving self-driven toward a common team or company purpose with minimal supervisionQualificationsExperience: Bringing 10+ years of professional experience relevant to high-level engineering rolesFundamentals: Mastering Vanilla JavaScript—you understand the core of the language beyond the frameworksModern Stacks: Delivering robust applications using React.js and Next.jsTesting Culture: Implementing TDD and Shift-Left mentalities to catch issues early and oftenMindset: Being passionate, self-driven, and thriving in a self-organized environment where you take ownership of your career and impactTechnical ToolkitCore: Expert-level Vanilla JavaScript, React.js, and Next.jsQuality: Deep knowledge of Testing (Unit, Integration, TDD, Shift-Left)Cloud: Professional experience with Azure Cloud is considered a significant plusObservability: Familiarity with New Relic for monitoring and performance is a plusMethodology: Strong experience working in Scrum and Kanban environmentsRecruitment StagesScreening - Reviewing CVs and eligibility verification1st Call - 30-minute call to assess Technical & Culture Fit with an IT RecruiterTech Interview - 2-hour call with two of our Engineers to assess your knowledge in depth, featuring theoretical scenarios and architectural exercisesCultural Interview - 1-hour call with a Minder to ensure alignment with our valuesProject/Client Call - A final 30 to 60-minute call to ensure the perfect fit for a specific missionBenefits What\u2019s in it for You?Well-being First: health insurance and Open Holidays because we trust you to know when you need a breakFlexible Working hours and Work: Work from our vibrant hubs in Porto, Aveiro, or Coimbra, or choose a remote setup that works for you. As long as you are based in PortugalCareer Growth: A dedicated budget for training and conferences, plus a transparent profit-sharing modelTools for Success: Choose Laptop & Peripherals that best suit your needs, plus Hotspot with unlimited usage (PT), for work or NetflixTeam work makes the dream Work: Mindera Annual Trip, Sports, and sharing groups to connect and have funWhy Mindera? At Mindera, we use technology to build products we are proud of, with people we love. We believe diverse teams build better products. Mindera is a place where you can be your authentic self, regardless of gender, age, ethnicity, religion, or background. We strive to create an environment where everyone feels they belong and has an equal opportunity to grow. Most of all, you get to work with a group of great people in a politics free environment where the whole team owns the project together. Our culture reflects our lean and self-management mindset, encouraging colleagues to take risks, make decisions, collaborate openly, and communicate with everyone. Freedom and responsibility go hand in hand, and we value commitment, feedback, and empathy. We are proud of our work and love learning about everything as we navigate an Agile, Lean, and collaborative environment.#J-18808-Ljbffr