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Senior Backend Developer

Antioquia·Full-time·On-site·Medellín·🌍 Bilingual (ES + EN)

Posted on April 9, 2026

We are looking for a Senior Backend Developer with strong experience in building scalable and high-performance applications. The candidate will be responsible for designing, developing, and maintaining backend services using Python and frameworks such as Django or FastAPI, ensuring code quality, security, and efficiency.

Key responsibilities include defining microservices-based architectures, building and documenting RESTful and/or GraphQL APIs, and integrating with external services and distributed systems. The role requires close collaboration with frontend, DevOps, and product teams to deliver solutions aligned with business goals.

Additionally, the candidate will work on optimizing database queries (both relational and non-relational), implementing automated testing, conducting code reviews, and continuously improving development processes. Experience with cloud platforms (AWS, GCP, or Azure), containerization (Docker), CI/CD pipelines, and security best practices is highly desirable.

Technologies

Next.jsNext.jsJavaScriptJavaScriptNest.jsNest.js

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