Full Stack Developer

Description

Job Summary: At Nubax, we are seeking a FULL STACK DEVELOPER with an entrepreneurial mindset to design and develop high-performance backends, integrate systems, collaborate on frontend development, participate in architecture decisions, and apply best practices. Key Highlights: 1. Entrepreneurial mindset with freedom to propose and grow 2. Environment of continuous learning and real-world challenges 3. Culture of respect, active listening, and well-being We are currently looking for a FULL STACK DEVELOPER at Nubax! **Responsibilities:** * Design and develop high-performance, scalable backends. * Optimize CPU, memory, I/O, and connection usage. * Define data structures, workflows, and efficiency-oriented patterns. * Integrate APIs, external services, and distributed systems. * Participate in architecture decisions alongside architects and DevOps. * Implement observability and monitoring best practices. * Collaborate on frontend development when required. **Requirements:** * Backend: Node.js * Frontend: React * Databases: PostgreSQL and MySQL * NoSQL: MongoDB and/or Weaviate * Experience with horizontally scaled architectures * Knowledge of AWS, Fargate, or similar technologies * Proficiency with Docker or containerized environments **Desirable:** * Basic knowledge of AI / Machine Learning * Experience integrating LLMs, embeddings, or vector databases **Why Choose Nubax?** At Nubax, we don’t just deliver solutions—we create real impact in an increasingly digital and challenging world. We are an entrepreneurial company where every individual has the freedom to propose, build, and grow. * Think big, act close: Innovation drives us, but so does our commitment to humanity. * Your development takes center stage: You’ll find an environment where learning is continuous, challenges are real, and opportunities are concrete. * We work with purpose and as a team, guided by industry leaders who share their experience and are always ready to collaborate. * Workplace culture isn’t a perk—it’s part of our DNA: We value respect, active listening, and well-being as pillars of everyday life. Our **Benefits** include: Flexible days off (for your birthday and one day per month to enjoy as you wish), SportClub discounts + access to online platform, top-tier health insurance, continuous training, internal development/growth opportunities, additional days off for study/exams, additional paternity leave days, gifts for births and special occasions, and more! We look forward to welcoming you! . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The information you provide will be treated confidentially and used solely for this recruitment process and/or future selection processes. Workplace: Hybrid in Vicente López, Buenos Aires