Senior Backend Python Developer

Billennium; Poland; Hybrid; PLN 150,000 - 230,000; Full time

Benefits offered by this job

Comprehensive benefits

Flexibility

Career growth

Global collaboration

Innovative environment

Engaging community

Team-building events

Welcome pack

Job summary

Billennium in Poland is seeking a Backend Python Developer (AI Incubator) to design, develop, and maintain cloud infrastructure for ComOps GenAI applications. You will deliver clean code and help refine requirements.

You will collaborate with DevOps, Frontend, and QA, participate in spikes, and contribute to reusable components. The position offers flexible remote/hybrid options and a culture focused on growth, learning, and global partnerships with tech leaders.

Qualifications

• Analytical mindset and curiosity for both details and architectures.
• Team player, eager to learn, exchange ideas, and contribute to team goals.
• Fluent English in speech and writing (B2/C1).

Responsibilities

• Deliver working software in a good style, refine business requirements, and discuss design alternatives.
• Engage in spikes, implement high quality and maintainable code.
• Fix production issues, contribute to long-term backend architecture, and build reusable components library shared across projects.
• Collaborate with DevOps and Frontend colleagues to ensure end-to-end working software.
• Collaborate with QA colleagues to ensure long-term quality of our solutions.

Skills

Analytical mindset

Team player

Fluent English

Job description

Billennium is a global technology company with over 20 years of experience, committed to innovation and empowering businesses. As an employer, we offer a supportive, growth-focused environment where collaboration and creativity thrive. Join us to shape the future of technology together!

About the role

We're looking for a Backend Python Developer (AI Incubator) to design, develop, and maintain cloud infrastructure of ComOps GenAI applications.

Key Responsibilities:

• Deliver working software in a good style, refine business requirements, and discuss design alternatives.
• Engage in Spikes, implement high quality and maintainable code.
• Fix production issues, contribute to long-term backend architecture, and build reusable components library shared across projects.
• Collaborate with DevOps and Frontend colleagues to ensure end-to-end working software.
• Collaborate with QA colleagues to ensure long-term quality of our solutions.

Requirements:

• Analytical mindset, curiosity for both digging into details and architectures.
• Team player, eager to learn, exchange ideas, and contribute to team goals.
• Fluent English in speech and writing (at least B2/C1).

Perks and benefits:

• Comprehensive benefits - enjoy Udemy for Business, private medical care, Multisport card, veterinary package, language lessons, and shopping vouchers.
• Flexibility - adaptable working hours and remote/hybrid work options to suit your lifestyle & location.
• Career growth - access opportunities for professional development and learning, including perks related to our official partnerships with global IT giants: Microsoft, AWS, Snowflake, Salesforce & more.
• Global collaboration - work with a diverse, international team.
• Innovative environment - be part of a forward-thinking and growth-oriented workplace.
• Engaging community – Work with passionate professionals and participate in team-building events, hackathons, and CSR initiatives to make an impact beyond work.
• Team-building events including our company tradition (annual company event in Mazury).
• A pleasant surprise to start your journey with us in the form of a welcome pack.

Recruitment process:

• HR call
• Technical Interview
• Interview with the dedicated Client