Sr Backend Developer

hace 1 semana

Medellín, Colombia growITalent A tiempo completo

**Location**: Medellin (Hybrid)
**Employment Type**: COntract

We’re looking for a **Senior Backend Engineer** with expertise in Python, MySQL, and scalable system design to join our growing team. You’ll architect and maintain mission-critical backend services, collaborate across teams, and drive technical excellence in a fast-paced environment.

**Key Responsibilities**:

- Design, develop, and deploy **scalable backend services and APIs** using Python frameworks (Django, Flask, FastAPI).
- Manage **MySQL databases**, including schema design, query optimization, and performance tuning.
- Collaborate with frontend engineers, product managers, and stakeholders to define and deliver new features.
- Write **clean, testable, and well-documented code** adhering to industry best practices.
- Debug and resolve issues in existing systems, ensuring high availability and reliability.
- Develop and maintain **unit and integration tests** to ensure code quality.
- Participate in **code reviews** to foster knowledge sharing and maintain high standards.
- Continuously improve development processes, tools, and infrastructure.
- Stay updated with emerging technologies and trends in backend development.

**Skills & Qualifications**:
**Must-Have**:

- 5+ years of professional experience in **Python backend development**.
- Expertise in Python frameworks like **Django, Flask, or FastAPI**.
- Strong proficiency in **MySQL**, including schema design, complex query optimization, and performance tuning.
- Proven experience designing **scalable, secure, and reliable system architectures**.
- Advanced problem-solving skills with a track record of debugging complex systems.
- Experience writing **unit tests** (e.g., pytest, unittest) and integrating them into CI/CD pipelines.
- Ability to work independently and collaboratively in a fast-paced environment.
- Excellent written and verbal communication skills.
- **Nice-to-Have.**:

- Familiarity with cloud platforms (AWS, GCP, Azure) and containerization (Docker, Kubernetes).
- Knowledge of additional databases (PostgreSQL, Redis) or ORM tools (SQLAlchemy).
- Experience with asynchronous programming (Celery, asyncio) or message brokers (RabbitMQ, Kafka).
- Contributions to **open-source projects** or a public portfolio (GitHub/GitLab).

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