With the purpose of bringing emotion to people's lives, La Moda seeks professionals who set bold goals and dream big; who are obsessed with details in pursuit of perfection; who admire the intelligence of those who always want to learn; who engage others to build cohesion; and who, every day, do the ordinary in a different, surprising way—because they dare to go beyond. The **Digital Products** team is looking for a **Senior Backend Developer** to join our Mobile team. All our job openings are also open to people with disabilities. **Responsibilities and Duties** **Responsibilities and Duties:** * Design, develop, and maintain the mobile applications’ backend architecture on AWS, including Lambda, API Gateway, CloudFront, ElastiCache, CloudWatch/Patch, and OpenSearch * Actively participate in all phases of the backend software development lifecycle—from conception and design through implementation, testing, and deployment * Collaborate with mobile developers, Product Owners, Product Managers, and other team members to define and refine backend technical requirements and specifications * Write clean, efficient, testable code adhering to best practices in backend development * Define and implement APIs for efficient communication between the backend and mobile applications * Work with databases and ensure efficient data modeling and access * Configure and maintain backend infrastructure * Monitor backend application performance and scalability, identifying and resolving bottlenecks and necessary optimizations * Ensure backend application security by implementing security best practices and protecting against vulnerabilities * Participate in investigating and resolving incidents related to mobile application backends **Requirements and Qualifications** **Requirements and Qualifications:** * Solid experience developing scalable backend applications * Experience developing RESTful APIs and integrating with external systems * Experience with NoSQL databases (DynamoDB, Redis, etc.) * Knowledge and experience with serverless development paradigms (AWS Lambda) * Understanding of backend and API security principles * Experience with version control (Git) and workflows (Gitflow) * Familiarity with Agile methodologies (Scrum, Kanban) * Strong verbal and written communication skills * Proactivity, autonomy, and ability to solve complex problems * Ability to collaborate effectively within a team environment **Additional Information:** **Preferred Qualifications:** * Experience with Backend for Frontend (BFF) * Knowledge of Node.js * Knowledge of CI/CD practices for backend * Experience with automated testing (unit, integration, and end-to-end) in backend * Understanding of observability concepts (logs, metrics, tracing) **Additional Information** **Benefits:** Dental Plan (after probation period); Health Insurance Plan (after probation period); Free Transportation; On-site Restaurant; Performance-Based Bonus (PPR); Discounts on Brands; Childcare Assistance; Tuition Assistance; Employee Referral Program. **Preferred Qualifications:** On-site Cafeteria Exclusive internal stores for employees; Good Card Plus Card; On-site Banking Services; Partnerships with Educational Institutions, Gyms, and Food Service Providers; **OUR STORY** La Moda Group is a vibrant organization that creates brands born with high desirability and numerical success. It develops innovative solutions capable of connecting people’s desires with fashion and behavioral trends. Our story began in 1986 with a small family business founded by Arcílio and Vera Olivo. After 20 years of experience in children’s apparel manufacturing, **Lança Perfume** was launched in 2006. The brand’s exponential growth and market relevance elevated La Moda Group to a new level, enabling the creation of new brands targeting diverse audiences: **My Favorite** in 2016 and **Lança Perfume Easy** in 2021. La Moda Group’s purpose is to bring emotion to people’s lives and currently employs approximately 1,000 people. Its headquarters is located in Criciúma/SC; it has units in Nova Veneza/SC; two direct-sales showrooms in São Paulo/SP and Goiânia/GO; and 20 company-owned stores nationwide. **OUR LA MODA WAY** Our values are our non-negotiable principles—a genuine choice. We believe we can do the ordinary in an entirely different and extraordinary way. Our values guide our actions and decisions. They are: Learn and Teach; Dream Big; Challenge the Status Quo; Collaboration; Surprise.