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About the job Senior Full-Stack Engineer - C#
About Us: At International Development Resources (IDR), we believe that our greatest asset is our people. We're a diverse, passionate, and forward-thinking team that values creativity, collaboration, and continuous learning. When you join IDR, you become part of a general network dedicated to building technology that transforms businesses and makes a real-world impact.
The opportunity: Our engineering team maintains a high-traffic SaaS platform that serves thousands of daily users, balancing immediate performance needs with long-term architectural health. You will step in as a Senior Full-Stack Engineer to take primary ownership of the full application lifecycle, from high-level design to deployment. By joining us, you gain the autonomy to dictate our technical trajectory and ensure our infrastructure scales reliably as we introduce new features.
What you’ll own
- Build new features across our entire stack, ensuring code remains performant, secure, and maintainable for a multi-tenant environment.




- Design the evolution of our microservices architecture and robust RESTful APIs to facilitate seamless communication between services.
- Optimize data persistence strategies by managing and fine‑tuning both SQL and NoSQL database solutions.
- Lead technical decision‑making and mentorship, guiding junior team members while collaborating with product and DevOps groups.

Required Qualifications
- 10+ years of professional software development experience.
- Expert‑level knowledge of C#/.NET Core and React.
- Proven experience with REST API design and microservices architecture.
- Strong knowledge of cloud platforms, particularly AWS.
- Proficient with both SQL (e.g., PostgreSQL, SQL Server) and NoSQL (e.g., MongoDB, DynamoDB) databases.
- Experience with containerization (e.g., Docker) and CI/CD pipelines.
- Solid understanding of SaaS architecture, multitenancy, and system scalability.
- Excellent communication and collaboration sk

Postúlate en Kit Empleo: kitempleo.com.co/empleo/1asa0m

📌 Senior Full-Stack Engineer (Medellín)
🏢 International Development Resources
📍 Medellín