Senior React Developer | Remote

Description

Job Summary: Support and enhance digital solutions based on PIX, improving functionality and user experience in a high-volume environment. Key Highlights: 1. Collaborative environment with constant knowledge sharing 2. Open culture embracing innovation, ideas, and initiative 3. Focus on technical excellence and real-world impact in deliverables **At Premiersoft, we turn challenges into real solutions!** With over a decade of experience in development, we are driven by a clear purpose: **creating technological experiences that accelerate business growth** and drive our clients’ transformation. Our team—comprising over 200 **\#Heroes**—combines technical excellence with our core DNA: **Team Player, Growth Driven, and Problem Solver**. We thrive on challenges, are guided by innovation, and committed to delivering **high-impact solutions**, every single day. **About the opportunity:** You will work at a payment institution, directly contributing to the evolution of digital solutions built on PIX. The system is already in production, handling high transaction volumes and serving thousands of active users. This role emphasizes continuous improvement, technical quality, and enhanced user experience. **Your responsibilities will include:** * Supporting and evolving web applications in production * Developing and enhancing features with emphasis on performance and usability * Integrating applications with REST APIs and backend services (payments and financial systems) * Improving code quality, reducing bugs and rework * Enhancing critical product workflows, with focus on digital onboarding * Collaborating with backend and product teams **Required qualifications:** * Solid experience with React * Experience integrating REST APIs * Hands-on experience with production applications (maintenance and evolution) * Knowledge of frontend architecture (componentization, responsive design, best practices) * Experience with version control (Git) **Nice-to-have qualifications:** * Experience in fintechs or payment systems * Knowledge of onboarding and KYC workflows * Experience integrating biometrics, OCR, or identity verification * Experience with high-traffic user systems * Experience in regulated environments Remote hiring. **What we offer:** * A **collaborative** environment with **constant knowledge sharing**; * An open culture embracing **innovation, ideas, and initiative**; * Use of **modern technologies** and industry best practices; * Focus on **technical excellence** and **real-world impact** in deliverables; * Continuous encouragement of **learning and professional development**. **Our benefits:** * **TotalPass:** access to gyms, studios, and wellness activities; * Mental health clinic partnership; * **Paid time off:** 10 business days to recharge and take care of yourself; * Gifts via Flash: **birthday gift** and **time-in-company gift**; * Referral bonus: **R$ 2\.000,00 per hire**; * Ongoing development with **PDI, feedback, and certification support**; * **Free English classes:** preparing you for international opportunities; See what it’s like to join the Premiersoft team Learn more about us Visit our headquarters Communication throughout the selection process occurs via email or WhatsApp. To avoid missing updates, please add the domain **@premiersoft.net** to your list of trusted senders and monitor your inbox and spam folder.