Postúlate en Kit Empleo: kitempleo.com.co/empleo/1as759

We are looking for a Full Stack Software Engineer with 3+ years of professional experience to join our engineering team. This role will focus on building and improving our internal annotation and project management platform used for AI training data, localization workflows, financial operations, and customer‑specific annotation projects.
The adecuado candidate is strong in React, TypeScript, and backend API development , comfortable working in a large codebase, and excited to work in a fast‑moving, highly collaborative engineering team.
What We’re Looking For
We are looking for someone who can contribute quickly, communicate clearly, and help us build reliable, scalable tools for complex annotation and operational workflows. This person should be comfortable balancing speed with quality and should enjoy working closely with a motivated, high‑energy team.
Key Responsibilities
- Build and maintain frontend features using React, TypeScript, Material UI, Redux Toolkit, and Vite
- Develop and enhance backend APIs using Node.js, NestJS, TypeScript, TypeORM, and MySQL




- Work on platform features across annotation workflows, user management, project operations, finance, reporting, and integrations
- Collaborate with product, operations, and engineering teams to translate business needs into scalable software
- Write clean, maintainable, tested code using unit, integration, and E2E testing practices
- Participate in code reviews, sprint planning, architecture discussions, and production support
- Improve performance, reliability, observability, and user experience across the platform

Required Skills
- 3+ years of professional software engineering experience
- Frontend experience with React, hooks, component‑based architecture, Material UI, Redux Toolkit, React Router, Formik/Yup, Axios
- Backend experience with Node.js, NestJS, REST APIs, TypeORM, MySQL, validation, authentication, and API documentation
- Experience with testing tools such as Jest, React Testing Library, Cypre

Postúlate en Kit Empleo: kitempleo.com.co/empleo/1as759

📌 Full Stack Software Engineer (Medellín)
🏢 e2f
📍 Medellín