Senior Full Stack Engineer
Lean TechMedellĂn, Antioquia, Colombia
Posted February 18, 2026
Full Time
About the Company
Lean Tech, part of Lean Solutions Group, specializes in innovation-led technology solutions to enhance quality and productivity. Offering development, logistics, automation, software, education, machine learning, RPA, and project management services, Lean Tech empowers businesses and professionals with cutting-edge tools and processes. Our commitment to evolving the tech landscape sets us apart as a leader in driving efficiency and excellence.
Job Description
Lean Tech is a rapidly expanding organization in MedellĂn, Colombia, seeking a Senior Full Stack Engineer with AI experience to join their team. The role involves designing and building end-to-end solutions across frontend, backend, database, and AI layers, and leading the migration of legacy monolithic systems to cloud-native solutions.
Requirements
- 5+ years of full-stack development on large-scale web applications
- Advanced proficiency in Angular (v10+)
- Extensive experience in.NET Core, C#, ASP.NET Web API, and Entity Framework
- Practical experience with SQL Server and PostgreSQL
- Strong knowledge of Git and Agile (Scrum/Kanban)
- Fluent English skills (written/verbal) for distributed team collaboration
Benefits
- Professional development with international customers
- Structured career paths and mentorship programs
- Collaborative, inclusive, and diverse work environment