Java Backend Engineer: AI-Driven, High-Traffic E-commerce

Inetum; Poznań; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Cafeteria benefits

Referral bonuses

Revenue sharing

Mentoring program

Team events budget

Charitable initiatives

Inclusive culture

Job summary

Inetum Polska seeks a backend engineer to help shape a large-scale e-commerce platform. You’ll develop product relationships and variants using Java and Spring, and contribute to microservices, AI-assisted tools and data-driven features.

The role emphasizes ownership, fast learning, and collaboration within a hybrid work setup with offices in Poznań or Rzeszów. Training and mentoring are part of the offering.

Qualifications

• Must have commercial experience with Java
• Experience with Spring / Spring Boot
• Proactive approach and willingness to take ownership
• Independence and strong problem-solving skills
• Openness to learning new technologies and exploring new approaches

Responsibilities

• Develop backend solutions in Java and Spring.
• Create and manage product relationships and variants.
• Process large volumes of product data.
• Build scalable solutions for high-traffic e-commerce.
• Work with microservices and distributed systems.
• Utilize AI-assisted development tools daily.
• Contribute to LLMs, ML models and AI agents.
• Work with Big Data and cloud-based platforms.
• Collaborate with the team on technical challenges.
• Occasionally contribute to frontend development.

Job description

Inetum Polska seeks a backend engineer to help shape a large-scale e-commerce platform. You’ll develop product relationships and variants using Java and Spring, and contribute to microservices, AI-assisted tools and data-driven features.

The role emphasizes ownership, fast learning, and collaboration within a hybrid work setup with offices in Poznań or Rzeszów. Training and mentoring are part of the offering.