Sr. Backend Engineer Node.js

Description

Job Summary: MODO, a leading Argentine fintech, is seeking a Sr. Backend Engineer to build innovative payment experiences and Argentina's first open banking hub within a multidisciplinary, continuously transforming team. Key Highlights: 1. Participate in product development alongside a multidisciplinary team. 2. Design and implement disruptive features using cutting-edge technologies. 3. Grow professionally within a flexible, dynamic, and rapidly expanding environment. We are **MODO**, the Argentine banks’ fintech revolutionizing how people pay and save through promotions nationwide. We sit at the heart of the payments ecosystem, developing novel payment experiences via QR, NFC, and online channels across all payment methods—and creating the best platform for launching and enjoying promotions. Additionally, we built Argentina’s first open banking hub to simplify your financial management. At MODO, major banks, payment processors, merchants, and more converge. We lead industry transformation—the most profound in its history—and our products and technologies stand at the global frontier of practice. Our purpose is *"Connecting your money and your world to simplify everyday life"*, and Moders have everything they need to make it happen. Our team is constantly evolving, and today we need to welcome a **Sr. Backend Engineer** to continue growing. **What will be your key responsibilities?** * Participate in product development by collaborating with a multidisciplinary team fully owning end-to-end development. * Design and implement disruptive features using the latest market technologies. * Build secure, robust services prepared for high production scalability. * Develop plugins and integrations with E\-commerce platforms. * Propose new features or process improvements that positively impact both the product and the organization. **What do we expect from you?** * We seek 100% technology-focused individuals—detail-oriented, results-driven—who embrace change and possess strong curiosity and enthusiasm for learning and having fun. * Eagerness to contribute across all stages of the software development lifecycle. * Passion for teamwork, continuous learning, receiving feedback, and personal and professional growth. * Experience building **REST APIs** and knowledge of **TypeScript, Node.js, NestJS**. * Experience or knowledge of cloud-hosted service development **(AWS,** **GCP, Azure, etc.)** * Knowledge of **DynamoDB / MongoDB, PostgreSQL (Plus).** * Familiarity with best practices for Open/Public APIs (Plus). * Knowledge of CI/CD release processes, stress/performance testing, and production monitoring & troubleshooting (Plus). * Interest in solving large-scale distributed systems challenges with high scalability requirements, leveraging the latest market technologies. * Prioritize and foster effective, fluid communication—both within and outside the team. * Exploration or adoption of AI tools (Plus). **What do we offer?** * 10 business days of vacation \+ 5 MODO days. * Health insurance for you and your family. * Reimbursement via the MODO app for lunches and commuting. * Gympass membership and discounts at Sport Club for physical activity. * Extended leave policies (for marriage, maternity, paternity, and other circumstances). * A learning platform and university discounts to enhance and broaden your knowledge. * A birthday day off and half-day off for your children’s birthdays. * Team-building activities. * The opportunity to grow professionally within a flexible, dynamic, and rapidly expanding environment. If you’re interested in working within an agile, autonomous team at a company from its inception—where each role enjoys tremendous autonomy—we look forward to welcoming you! **Additional Information** At MODO, we believe diverse perspectives strengthen how we build solutions and make decisions. We work as a team to simplify everyday life—and that’s only possible when we integrate different viewpoints into every challenge. We promote diverse and inclusive teams where everyone can grow and contribute from their unique experience. Our opportunities are open to all individuals, regardless of gender identity, sexual orientation, origin, religion, age, disability, or other personal characteristics. If you require any accommodations or accessibility support during the application process, please indicate so in your application. \#BetterAtMODO