Backend Engineer; Python​/AWS Poland

This is us

At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX, Ul design, managed services, product development, and software development.

Within the telecommunications industry, we are looking for a Senior Python Backend Engineer to join a team building and supporting systems that power modern communication services.

You will work on backend applications, cloud infrastructure, and service integrations that help deliver reliable and scalable solutions used by customers every day. The role combines software engineering, cloud operations, and ownership of services throughout their entire lifecycle — from design and implementation to deployment, monitoring, and continuous improvement.

If you enjoy building production-grade systems, solving complex technical challenges, and working with modern AWS-based architectures, this opportunity may be a great fit for you.

• 5+ years of professional software engineering experience
• Strong backend development experience with Python
• Experience developing APIs using Django, Django REST Framework, FastAPI, or Flask
• Experience deploying and operating services in AWS
• Hands‑on experience with Docker and containerized environments
• Strong knowledge of relational databases such as Postgre
  
  SQL and/or MySQL
• Experience building and maintaining CI/CD pipelines
• Understanding of software testing practices, including unit and integration testing
• Ability to take ownership of solutions throughout the full product lifecycle
• English proficiency at B2+ level

• Frontend development experience
• Infrastructure as Code using Terraform or Cloud Formation
• Experience with Redis, Celery, or similar technologies
• Exposure to AI-powered products or LLM-based solutions
• Experience with observability and monitoring tools
• Polish language skills

• Design, develop, and maintain backend services and APIs using Python
• Build solutions using Django and related technologies
• Deploy, monitor, and operate services in AWS
• Develop containerized applications and CI/CD workflows using Docker
• Design and optimize databases, integrations, and backend architectures
• Troubleshoot production issues and improve system reliability and performance
• Participate in code reviews and contribute to engineering best practices
• Create and maintain technical documentation
• Collaborate with engineers and stakeholders to deliver scalable and reliable solutions

At Avenga, everyone matters. We provide equal opportunities in recruitment, career development, and leadership, regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to fostering a work environment where our diverse community of employees, candidates, and business partners actively shapes our growth. By bringing together people from different backgrounds and experiences, we build a workplace where everyone feels free to be themselves while honoring the boundaries of others.