Senior Business Systems Engineer

Block; United States; À distance; USD 142 000 - 213 000; Plein temps

Avantages offerts par ce poste

Remote work

Medical insurance

Flexible time off

Retirement savings plans

Modern family planning

Résumé du poste

Block is a global company focused on economic empowerment, with a distributed engineering team building scalable integrations across CRM, finance, procurement, and operations. The Senior Business Systems Engineer will shape API and integration solutions, collaborate with Sales, Support, Supply Chain, and Finance, and own end-to-end system designs at scale.

This hands-on role emphasizes building robust APIs, data pipelines, and automation, while adopting DevOps practices and delivering

Qualifications

• 8+ years architecting, designing, and scaling enterprise APIs and integrations.
• 4+ years hands-on with iPaaS platforms (prefer MuleSoft).
• 3+ years programming in Python, Java, Kotlin or Go.
• Experience with LLM tooling (Claude Code, Codex, Cursor, Windsurf).
• AI/ML-based automation experience for process optimization.
• Hands-on with Salesforce, Oracle Fusion Cloud, Workday or SAP.
• Strong SQL skills and data-pipeline tooling (Airflow, Fivetran, Prefect, Databricks).
• AWS cloud familiarity (S3, Lambda, SQS, RDS).
• CI/CD, code reviews, documentation, and DevOps practices.
• Excellent communication to translate requirements into design.
• Proven track record delivering complex integrations in procurement/finance/supply chain.
• KTLO production support and root cause analysis.

Responsabilités

• Design integrations across enterprise systems including Salesforce, Oracle Cloud, Snowflake, Looker and partner apps using MuleSoft or similar iPaaS.
• Design and build Python-based tools for integrations, automations, and process optimization.
• Write and optimize SQL scripts for data extraction, transformation, reconciliation, and analytics.
• Collaborate with partner engineering and operations for robust, secure, scalable integrations.
• Create and execute unit, integration, and regression tests for custom components and data flows.
• Monitor and support integrations and automations, using metrics and logs to improve reliability.
• Contribute to technical docs, design reviews, and version control with GitHub and modern DevOps.
• Lead incident response and root cause analysis for critical production apps and integrations.

Connaissances

API design

MuleSoft

Python/Java/Kotlin/Go

LLM tools

AI/ML automation

Salesforce/Oracle/Workday/SAP

SQL

Airflow/Fivetran/Prefect/Databricks

AWS (S3/Lambda/SQS/RDS)

CI/CD

Communication

Procurement/Finance/SC integration

Quality focus

Production KTLO/RCAR

Outils

Salesforce

Oracle Fusion Cloud

Workday

SAP

AWS

MuleSoft

Snowflake

Looker

Description du poste

Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams — People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more — provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more. Every challenge creates possibilities, and we need different perspectives to see them all. Bring yours to Block.

The Role

The Business Systems Integration team powers the end-to-end systems that drive Block’s CRM, Procurement, Finance, Hardware supply chain, logistics, fulfillment, and after-sales service. We design, build, and manage the integrations and processes that connect all the different systems operations to scale efficiently and intelligently.

We are looking for a Senior Business Systems Engineer who combines strong technical engineering skills with a deep domain knowledge in APIs and Integration. You will build, and enhance engineering processes, integrations, automations, and extensions across the various business systems our organization works with, including CRM, Oracle Fusion Cloud, Salesforce. You will collaborate closely with partner teams including Sales, Support, Supply chain, and finance teams to translate business needs into scalable, high-impact system solutions. This is a hands‑on technical role ideal for someone who has experience in building complex APIs and integrations at scale.

We want employees to reside where they feel most creative and productive. You will be part of a distributed team and are open to sharing and adjusting to typical working hours.

You Will

• 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

You Have

• 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

Nice to Have

• Certifications in Mulesoft, AWS
• Experience or familiarity in building MCP servers, using Python or Typescript, for exposing tools and processes to Agentic workflows

We’re working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. Block is an equal opportunity employer evaluating all employees and job applicants without regard to identity or any legally protected class. We will consider qualified applicants with arrest or conviction records for employment in accordance with state and local laws and “fair chance” ordinances.

Want to learn more about what we’re doing to build a workplace that is fair and square? Check out our I+D page.

While there is no specific deadline to apply for this role, U.S. roles are typically open for an average of 55 days before being filled by a successful candidate. Please refer to the date listed at the top of this job page for when this role was first posted.

Block takes a market‑based approach to pay, and pay may vary depending on your location. U.S. locations are categorized into one of four zones based on a cost of labor index for that geographic area. The successful candidate’s starting pay will be determined based on job‑related skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future.

To find a location’s zone designation, please refer to this resource.

Zone A:

$142,000—$213,000 USD

Zone B:

$132,100—$198,100 USD

Zone C:

$124,900—$187,300 USD

Zone D:

$113,600—$170,400 USD

Every benefit we offer is designed with one goal: empowering you to do the best work of your career while building the life you want. Remote work, medical insurance, flexible time off, retirement savings plans, and modern family planning are just some of our offering.__Check out our other benefits at Block.

• Remote work
• medical insurance
• flexible time off
• retirement savings plans
• modern family planning

Block, Inc. (NYSE: XYZ) builds technology to increase access to the global economy. Each of our brands unlocks different aspects of the economy for more people. Square makes commerce and financial services accessible to sellers. Cash App is the easy way to spend, send, and store money. Afterpay is transforming the way customers manage their spending over time. TIDAL is a music platform that empowers artists to thrive as entrepreneurs. Bitkey is a simple self‑custody wallet built for bitcoin. Proto is a suite of bitcoin mining products and services. Together, we’re helping build a financial system that is open to everyone.