Software Engineer (Java / Kotlin)

Allegro is the most popular shopping platform in Poland and the largest e-commerce platform of European origin. It operates a marketplace model with over 135,000 merchants and offers over 250 million offers across key categories. The platform reaches 22 million customers monthly, nearly 80% of all Internet users in Poland, and provides fast and free deliveries under the Allegro Smart! programme. Allegro also offers modern financial services and Poland’s widest pickup network of 50,000 points.

• Solid commercial experience in Kotlin development
• Strong command of backend architectural patterns
• Language proficiency in Polish at C1 level and English at B2 level
• Excellent problem-solving and decision-making skills with a data-driven mindset
• High learning agility, adaptability to change, flexibility, and strong communication and cooperation skills
• Minimum 3 years of experience in a similar role
• Knowledge of Backend, Kotlin, Java, and backend architectural patterns

• Design, develop, test and maintain high-quality code for backend services, APIs and automation scripts
• Debug and resolve software defects and issues
• Design and develop new project architectures while proposing better architectural approaches for existing solutions
• Share knowledge with team members and support junior engineers
• Collaborate with product managers, data analysts, UX designers and fellow engineers to gather and refine requirements
• Support on-call engineers by participating in the Software Engineer role on-call rotation
• Write clean, efficient and well-documented code