Senior Integration Engineer, Business Systems

Block is a company focused on economic empowerment, uniting various foundational teams to support business operations. The role involves designing and managing integrations across enterprise systems, leveraging technical skills to enhance efficiency and scalability in business processes.

Responsibilities:

• Design integrations across enterprise business systems, including Zip, Salesforce, Oracle Cloud, Snowflake, Looker, and external partner systems using MuleSoft and Zip’s Integration iPaaS platform
• Build Python-based tools and automations for data validation, API testing, and process optimization
• Write and optimize SQL scripts for data extraction, transformation, reconciliation, and analytics
• Collaborate with partner engineering and operations teams to ensure integration robustness, security, and scalability
• Create and execute unit, integration, and regression tests for custom components and data flows
• Monitor and support launched integrations and automations, using metrics and logs to continuously improve reliability and performance in Mulesoft as well as Zip iPaaS platform
• Contribute to technical documentation, design reviews, and version control using GitHub and modern DevOps practices

Requirements:

• 8+ years architecting, designing, and scaling enterprise APIs and integrations in high-volume environments
• 5+ years of hands-on experience in one of the iPaaS Integration platforms, preferably MuleSoft
• 3+ years of recent hands-on experience with Python, Kotlin, Java or Go
• Hands-on experience integrating with enterprise business systems such as Oracle Fusion Cloud, Zip, Coupa, Salesforce, Workday or SAP
• Advanced proficiency in SQL and familiarity with data pipelines in Airflow, Fivetran, Prefect or Databricks
• Familiarity in working in Cloud platforms, preferably AWS, and services like S3, Lambda, SQS, RDS
• Solid understanding of software engineering best practices including code reviews, CI/CD pipelines, and documentation
• Excellent communication and collaboration skills able to translate functional requirements from stakeholders into and technical design
• Proven track record of delivering complex integrations for procurement, finance, or supply chain systems
• Deep commitment to delivering quality products
• Experience in one or more end-to-end procurement transformation projects using Zip or Coupa, including systems integration, integrations and process optimizations
• Certifications in Mulesoft, AWS
• Experience leveraging Cursor, Claude Code, Windsurf or any of the LLM based tools
• Experience or familiarity in building MCP servers, using Python or Typescript, for exposing tools and processes to Agentic workflows
• Experience leveraging AI/ML-based automations for automating technical and business processes