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Senior Backend Developer

1 semana atrás

Lisboa, Lisboa, Portugal Koloni Tempo inteiro

Koloni is a fast-growing startup based in Chicago, IL, providing innovative smart locker software solutions to empower locker manufacturers. We are expanding globally with a new office in Lisbon, Portugal, where our talented team will build the future of smart technology.

Role Overview

We are seeking a Senior Backend Engineer with expertise in Python, AWS, and event-driven architectures. In this role, you'll be responsible for designing, developing, and maintaining scalable, high-availability backend services that support our innovative products. This role requires extensive experience with microservices, cloud-based architectures, and a commitment to clean, maintainable code.

Key Responsibilities:

  • Design and build scalable APIs, integrating with various third-party services to enhance functionality.
  • Implement event-driven and microservices architectures using AWS services and best practices.
  • Develop cloud-native solutions, ensuring they align with industry standards in cloud architecture.
  • Write professional, maintainable, and testable code following SOLID, DRY, KISS principles and clean coding standards.
  • Manage deployments using AWS CLI, Docker, Kubernetes, and other relevant tools.
  • Contribute to team discussions, demonstrating initiative in problem-solving and continuous improvement.

Required Qualifications:

  • 7+ years of experience in backend engineering, with a strong focus on Python.
  • Proficiency in AWS, event-driven systems, and microservices architecture.
  • Proven expertise in building cloud-native solutions with a focus on scalability and reliability.
  • In-depth knowledge of REST APIs, HTTPs, WebSockets, and messaging protocols (e.g., Kafka, RabbitMQ).
  • Advanced experience with pytest for test-driven development and test maintenance.
  • Strong understanding of software development best practices, including design patterns.
  • Skilled in Docker, Kubernetes, and containerized application environments.
  • Experience with PostgreSQL, Linux, AWS CLI, Git, and DevOps tools.