Senior Data Integration Engineer

About the role

Snapp is looking for a Senior Data Integration Engineer in Tehran to own complex integrations end-to-end. At group level, integrations connect multiple businesses, operational systems and databases, and the company is upgrading its ERP, so data flows must be redesigned while keeping critical integrations reliable for daily operations.

Key responsibilities

• Design and improve integrations across applications, databases, APIs, middleware, ETL processes and scheduled jobs.
• Translate data structures and business rules across group companies into accurate, maintainable data flows.
• Redesign existing integrations for the new ERP environment and support testing and rollout.
• Build validation, reconciliation, logging, alerts, retries and error handling into integration workflows.
• Investigate failures and data discrepancies across systems, including high-volume or time-sensitive ones.
• Develop and optimize database queries, stored procedures and scheduled processes.
• Implement and consume REST or SOAP APIs with attention to security, performance and maintainability.
• Work with ERP, BI, development and business teams to clarify requirements, validate results and resolve production issues.
• Document integration designs, data mappings, dependencies and operational procedures.

Required profile

• Hands-on experience designing, building and supporting integrations between operational systems.
• Ability to investigate complex issues across multiple applications and databases and take ownership of a solution through delivery.
• Experience with APIs, data exchange patterns and ETL or batch processing.
• Practical experience with relational databases such as MySQL, SQL Server or PostgreSQL, including SQL development, query optimization and troubleshooting.
• Experience with integration monitoring, logging, error handling and data quality checks.
• Ability to work effectively with both technical and business teams.

Preferred: Python or C# development experience, and experience with ERP integrations, Microsoft Dynamics Business Central or large multi-company environments. The position is on-site.