Job Description: **Position:** Senior Node.js Engineer **Employment Type:** Contractor – with Monotributo **Location:** Argentina **Type:** Full\-time – 100% remote Are you a passionate Node.js developer who wants to be part of an innovative and dynamic team? Then this is your opportunity! We are looking for a **Senior Software Engineer Node.js** who wants to contribute to our growth and tackle exciting technological challenges. **Responsibilities:** * Design and implement reusable and maintainable software components. * Evolve architecture and propose improvements that ensure stability and resilience. * Provide scalable solutions capable of supporting future functionalities. * Participate in code reviews applying best practices. * Collaborate with team members and coordinate tasks to achieve common goals. * Support colleagues, share knowledge, and promote team growth. **Requirements:** * More than 5 years of experience with **Node.js, JavaScript, and TypeScript**. * Solid experience with **AWS** (Lambda, SQS, SNS). * Experience in **Serverless** solutions (3\+ years), with knowledge of **CloudFormation, SAM, or Serverless Framework**. * Experience in software architecture design and development. * Knowledge of design patterns and **Microservices**. * Experience with various databases. * Proficiency with tools such as Jira, Confluence, VS Code, terminal/command line, Postman, VirtualBox, Git, and GitLab. * Experience with **Express** (a plus). * Experience with agile methodologies (Scrum, Kanban). **Conditions:** * Contract under Monotributo status. * Long-term project. * Candidates from **Argentina.**