Senior Business Systems Engineer

Block is a company focused on economic empowerment, providing support across various business groups globally. They are seeking a Senior Business Systems Engineer to design and manage integrations across their business systems, ensuring efficient operations and collaboration with partner teams.

Responsibilities:

• Design integrations across enterprise business systems, including Salesforce, Oracle Cloud, Snowflake, Looker, and external partner systems using MuleSoft or other Integration iPaaS platform
• Design and build Python-based tools for supporting integrations and automations 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 of the platform
• Contribute to technical documentation, design reviews, and version control using GitHub and modern DevOps practices
• Lead incident response and root cause analysis for critical production applications and integrations

Requirements:

• 8+ years architecting, designing, and scaling enterprise APIs and integrations in high-volume environments
• 4+ years of hands-on experience in one of the iPaaS Integration platforms, preferably MuleSoft
• 3+ years of recent hands-on experience with programming languages (Python, Kotlin, Java or Go)
• Experience leveraging Claude Code, Codex, Cursor, Windsurf or any of the LLM based tools for Productivity enhancements
• Experience leveraging AI/ML-based automations for automating technical and business processes
• Hands-on experience integrating with enterprise business systems such as Salesforce, Oracle Fusion Cloud, 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 managing complex applications and integrations in Production, providing KTLO support and root cause analysis
• Certifications in Mulesoft, AWS
• Experience or familiarity in building MCP servers, using Python or Typescript, for exposing tools and processes to Agentic workflows