Senior Software Engineer (Full Stack | Node.js & React)

Join Our Team Oowlish, one of Latin America's rapidly expanding software development companies, is seeking experienced technology professionals to enhance our diverse and vibrant team. As a valued member of Oowlish, you will collaborate with premier clients from the United States and Europe, contributing to pioneering digital solutions. Our commitment to creating a nurturing work environment is recognized by our certification as a Great Place to Work, where you will have opportunities for professional development, growth, and a chance to make a significant international impact. We offer the convenience of remote work, allowing you to craft a work-life balance that suits your personal and professional needs. We're looking for candidates who are passionate about technology, proficient in English, and excited to engage in remote collaboration for a worldwide presence. About the Role: We’re looking for a Senior+ Full-Stack Engineer to join our high-performing, AI-driven team. In this role, you will primarily focus on debugging and fixing bugs across our platform. You will work within a complex, existing codebase and should feel confident using AI-assisted debugging tools to accelerate and optimize your workflow. While the initial focus is on bug resolution, there will be room to evolve into feature development and contribute directly to product innovation. Key Responsibilities: * Contribute to and influence architecture decisions across a **TypeScript-based full-stack environment (Node.js + React)** * Own complex features end-to-end (technical design → development → production) * Build and maintain scalable applications using **Node.js, React, PostgreSQL, and AWS (ECS)** * Collaborate closely with Product, Design, and Clinical teams to translate workflows into scalable solutions * Improve system reliability, performance, and overall developer experience * Support other engineers through code reviews, technical feedback, and collaboration * Actively use **AI tools** to enhance development workflows and contribute to best practices Must Haves: * 5+ years of full-stack engineering experience in production environments * Strong experience with **TypeScript, Node.js, and React** * Experience working with **relational databases (PostgreSQL or similar)** * Hands-on experience with **cloud environments (AWS preferred, especially ECS or similar services)** * Proven track record of owning and delivering features or initiatives end-to-end * Experience contributing to **0 → 1 product development** * Proficiency using **AI tools in daily development workflows** * Strong problem-solving skills and ability to work independently * Clear communication skills and ability to collaborate cross-functionally Nice to have: * Experience in **HIPAA-regulated healthcare** or fintech environments * Experience integrating **AI/ML solutions in production** * Experience working in product-driven or startup environments * Familiarity with performance optimization and system scalability best practices