AI-Driven Integrations Engineer (End-to-End, Hybrid Kraków)

Sapphire Partners; Kraków; Hybrid; PLN 180,000 - 260,000; Full time

Job summary

project44 in Kraków is hiring an Integrations Engineer to own end-to-end delivery of carrier and customer integrations across multiple modes, working hands-on with APIs, EDI, and flat files.

You’ll collaborate with Product, Engineering, Customer Success, Support, and Sales to unblock delivery and translate constraints for non-technical stakeholders.

This hybrid Kraków role emphasizes automation and AI-enabled processes to scale impact across the team.

Qualifications

• 3+ years in technical integrations or similar roles.
• Hands-on experience with APIs, EDI, and flat-file data exchange.
• Strong analytical and troubleshooting skills.
• Clear written and spoken English.

Responsibilities

• Own end-to-end delivery of integrations from review through testing and go-live.
• Configure, validate, and troubleshoot integrations using APIs, EDI, and flat-file connections.
• Collaborate with Product, Engineering, Customer Success, Support, and Sales to unblock delivery.
• Leverage AI/automation to improve efficiency and scale workflows.

Skills

APIs

EDI

Flat-file data

English fluency

Analytical skills

Tools

Postman

JSON/XML

SQL

GitHub

Jira

Confluence

Observe/Kibana

Job description

project44 in Kraków is hiring an Integrations Engineer to own end-to-end delivery of carrier and customer integrations across multiple modes, working hands-on with APIs, EDI, and flat files.

You’ll collaborate with Product, Engineering, Customer Success, Support, and Sales to unblock delivery and translate constraints for non-technical stakeholders.

This hybrid Kraków role emphasizes automation and AI-enabled processes to scale impact across the team.