Senior Python Backend Developer

Avaron AB is a growing consultancy that matches your expertise with the market's most interesting assignments, offering a platform where your professional development is central.

This assignment offers multiple openings for senior developers who want to design, build and maintain cloud-based backend services for business-critical applications in a complex, distributed environment. The work centers on AWS Serverless technologies and event-driven patterns, with a strong focus on scalability, reliability and performance.

You will collaborate closely with developers, architects, product owners and DevOps engineers, and contribute to architectural discussions that support long-term platform strategy and modern engineering best practices.

• Develop and maintain backend services using AWS Serverless architecture.
• Build scalable and reliable solutions in Python.
• Design and build services that support data-driven and event-based architectures.
• Work with AWS storage and database services to support application functionality.
• Troubleshoot, optimize and improve backend systems to ensure high availability and performance.
• Collaborate with cross-functional teams to deliver solutions aligned with business needs.
• Contribute to CI/CD automation and improve deployment workflows.
• Ensure solutions follow best practices for security, scalability and maintainability.

• Strong experience in Python backend development and building scalable backend systems in cloud environments.
• Solid experience with AWS Serverless technologies, including AWS Lambda, AWS Step Functions and AWS API Gateway.
• Experience working with event-driven architectures.
• Hands-on experience with AWS databases and storage solutions.
• Experience with relational databases such as PostgreSQL or SQL.
• Understanding of data-driven application design.
• Experience using Git for version control and working with CI/CD pipelines.
• Familiarity with modern cloud-native development practices.
• Degree in Computer Science, Software Engineering or a related technical field, or equivalent professional experience.
• Fluent English, spoken and written.

• Experience with GitLab CI/CD.
• Experience with Angular or React.
• Experience with Domain Driven Design (DDD).
• Experience building microservices in cloud environments.
• Experience working in large-scale enterprise environments.
• Swedish language skills.

Selections are made on an ongoing basis, so we recommend that you apply as soon as possible.