? What You'll Architect As a Fullstack Developer (NestJS + React) at Keyrus , you will help architect and build modern web applications from the ground up, contributing across both backend and frontend layers. You will work closely with technical and business teams to transform requirements into scalable, secure, and maintainable solutions. You will: - Design and develop backend services using Node. js and NestJS - Build and maintain modern web applications using React - Design and implement secure REST APIs and third-party integrations - Develop workflows, business processes, and state-machine-based solutions - Implement authentication and authorization using OAuth 2. 0, OpenID Connect, JWT, and Microsoft Entra ID - Design and optimize PostgreSQL databases - Develop file ingestion and processing capabilities for Excel/CSV data - Apply security, observability, auditing, and logging best practices - Containerize applications using Docker/Podman - Participate in technical design, development, troubleshooting, testing,



and continuous improvement - Collaborate with multicultural teams in an Agile environment ? Who You Are - You enjoy solving complex problems and transforming business requirements into practical technical solutions. - You are comfortable working across both frontend and backend technologies and enjoy owning features end-to-end. - You thrive in collaborative environments but can also work autonomously when required.

- You challenge assumptions, evaluate trade-offs, and propose scalable solutions. - You understand that software development goes beyond writing code and includes security, maintainability, and business value. ?️ What You Bring Qualifications / Certifications - Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, Information Systems, or related fields. - 3+ years of experience developing web applications as a Fullstack Developer. - Strong experience with Node. js and NestJS - Experience developing modern frontend applications with React - Experience designing and consuming REST APIs - Knowledge of OAuth 2.

📌 Full Stack Developer (Colombia)
🏢 Keyrus
📍 Colombia