**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 propel businesses** and accelerate 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’ll have the chance to work with one of the largest cooperative financial institutions in the country—recognized for its positive impact on the communities it serves and its strong investment in innovation. Here, technology and purpose go hand-in-hand: the team operates in multidisciplinary squads, building solutions that support thousands of people throughout their financial journey. In this role, you’ll contribute to the evolution of a strategic platform currently under active development—an ecosystem integrating modules for **credit**, **investments**, and the **member mobile app**. It’s an opportunity for those who embrace real-world challenges, collaborative environments, and projects designed to drive transformation. **Your responsibilities will include:** * Developing, testing, deploying, and monitoring applications—ensuring quality, stability, and adherence to programming best practices; * Collaborating closely with development squads, working alongside frontend developers and other technical professionals; * Building reusable, well-structured components to support scalability and integration across multiple projects; * Optimizing application performance to ensure fast loading times and a seamless user experience; * Documenting solutions, adopted practices, and technical decisions throughout the development lifecycle; * Contributing to the team’s continuous improvement through **Code Reviews**, **Pair Programming**, and ongoing knowledge sharing; **Required qualifications:** * **Solid software development experience**, including work in collaborative environments and delivery of highly complex solutions; * Hands-on experience in backend development using **Node.js, ExpressJS, TypeScript, Drizzle-ORM, and AuthJS**; * Proficiency in both **relational and non-relational databases (MariaDB, PostgreSQL, and MongoDB)**; * Knowledge of **software architecture** and best practices for building scalable systems; * Experience designing and maintaining **REST APIs**; * Familiarity with **Git/GitLab** and version control workflows; * Bachelor’s degree in Computer Science, Software Engineering, Systems Analysis, or related fields. **Nice-to-have qualifications:** * **Technical English** proficiency to follow documentation and participate in discussions; * Knowledge of **Python** to support integrations and analyses; * Experience with **microservices architecture** and **Docker**; * **Experience with CI/CD pipelines and automation practices.** On-site position in Maringá, PR. **What we offer:** * A **collaborative environment**, with **continuous knowledge sharing**; * An open culture embracing **innovation, ideas, and ownership**; * Use of **cutting-edge technologies** and industry best practices; * Focus on **technical excellence** and **real-world impact** in deliveries; * Ongoing encouragement of **learning and professional development**. **Our benefits:** * **Flexible benefits card** via Flash—covering meals, transportation, wellness, and more; * **Health insurance** (Unimed) and **mental health support**; * **TotalPass**: access to gyms, studios, and wellness activities; * Gifts via Flash—**birthday gift** and **anniversary gift**; * Referral bonus—**R$ 2,000.00 per successful hire**; * Continuous development through **Personal Development Plans (PDI), feedback sessions, 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 both your inbox and spam folder.