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Clientky

Senior, BackEnd Developer

Full-time Remote - Argentina 4.5+ years
Department Operations
Type Full-time
Mode Remote
Experience 4.5+ years

Job Description

As a Senior Backend Developer, you will design and build robust backend systems for data-intensive applications. You will work on challenging projects involving data processing, API development, and integration with various data sources and AI services.

In this role you will

  • Design and develop scalable backend services and APIs.
  • Build and maintain data processing pipelines.
  • Implement integrations with third-party services and data sources.
  • Write clean, maintainable, and well-tested code.
  • Collaborate with frontend developers and data engineers.
  • Participate in system design and architecture discussions.
  • Optimize application performance and reliability.
  • Contribute to technical documentation.
  • Mentor junior developers and conduct code reviews.
  • Stay current with backend development best practices.

Requirements

  • At least 4.5 years of backend development experience.
  • Strong proficiency in Python (FastAPI, Django, or Flask).
  • Experience with relational databases (PostgreSQL) and query optimization.
  • Knowledge of REST API design principles.
  • Experience with cloud services (AWS, GCP, or Azure).
  • Understanding of containerization (Docker).
  • Experience with version control (Git) and CI/CD pipelines.
  • Good understanding of software design patterns.
  • Advanced English proficiency.

Nice to have

  • Experience with message queues (RabbitMQ, Kafka)
  • Knowledge of NoSQL databases
  • Experience with data processing frameworks (Apache Spark)
  • Familiarity with ML model deployment

Required Skills

Python PostgreSQL FastAPI Docker AWS/GCP REST APIs Git

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