As our client's data business grows, the Data Division's AI Platform Services team is building applications and platforms for customers using data in AI and ML projects. As a Senior Software Engineer, Backend, you will build the APIs, services, integrations, and data-access systems behind those products. You will help make complex data workflows reliable, secure, observable, and scalable for customer-facing and internal applications.
Responsibilities:
• Build and evolve reliable backend services, GraphQL and REST APIs, and integrations that power customer-facing and internal applications.
• Design and maintain clear API contracts and data-access patterns for application workflows.
• Work with relational and NoSQL databases to deliver dependable, scalable application behavior.
• Build asynchronous and event-driven processing where it improves product workflows and system resilience.
• Improve testing, observability, performance, and operational readiness for the systems you own.
• Own substantial work from implementation through deployment, production support,
and incremental improvement.
• Partner with frontend engineers, product, design, and data teams to deliver useful product capabilities.
• Contribute to code reviews, shared engineering practices, and peer learning.
Requirements:
• Experience making significant contributions to production backend systems, APIs, or services.
• Agentic development is a core part of how you work: you use it deliberately to explore, build, and deliver projects, and can articulate the practices that make it effective.
• Strong experience with TypeScript and Python for server-side application development.
• Experience designing, building, and integrating GraphQL and REST APIs.
• Experience with relational databases such as PostgreSQL or MySQL, and NoSQL systems such as DynamoDB or Cloud Firestore.
• Experience building and operating serverless functions with AWS Lambda or Cloud Run functions.
• Experience with automated testing, d
📌 Senior Python Engineer (Medellín)
🏢 N-Ix
📍 Medellín