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 are looking for a **Senior Software Engineer** to join a product\-driven engineering team building a next\-generation platform in the mental healthcare space. This is a high\-impact role where you will be a **core contributor** , writing production code daily while helping shape architecture and technical direction. You will work closely with Product, Design, and Clinical teams to build software that directly improves patient outcomes. You won’t just execute tasks — you will **own problems end\-to\-end** , contribute to key technical decisions, and help define how the system evolves as it scales. **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 **Benefits \& Perks:** Home office; Competitive compensation based on experience; Career plans to allow for extensive growth in the company; International Projects; Oowlish English Program (Technical and Conversational); Oowlish Fitness with Total Pass; Games and Competitions; **You can also apply here:** Website: https://www.oowlish.com/work\-with\-us/ LinkedIn: https://www.linkedin.com/company/oowlish/jobs/ Instagram: https://www.instagram.com/oowlishtechnology/ We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.