Senior API Integration Engineer at Crusoe

Crusoe's mission is to accelerate the abundance of energy and intelligence. We’re crafting the engine that powers a world where people can create ambitiously with AI — without sacrificing scale, speed, or sustainability. Be a part of the AI revolution with sustainable technology at Crusoe. Here, you'll drive meaningful innovation, make a tangible impact, and join a team that’s setting the pace for responsible, transformative cloud infrastructure. ABOUT THIS ROLE We’re seeking a Senior API Integration Engineer to serve as a strategic technical partner driving enterprise-wide digital transformation through intelligent automation and scalable system integrations. This role will lead the design and delivery of mission-critical integrations across our People Tech ecosystem, with a strong emphasis on Workday HCM, while setting integration standards, mentoring engineers, and partnering closely with business leaders to modernize workflows at scale. WHAT YOU’LL BE WORKING ON - Architecting and building enterprise-grade integrations using the Workato ONE platform to enable intelligent workflow automation - Designing, developing, and maintaining deep API integrations across Workday HCM and the broader People Tech stack (payroll, ATS, LMS, compensation, benefits, performance, analytics) - Leveraging AI-powered automation within Workato to improve efficiency, resiliency, and predictive process optimization - Establishing reusable integration architecture patterns, frameworks, and governance standards that scale across both human-led and automated workflows - Partnering with business and IT stakeholders to gather requirements, lead discovery sessions, assess ROI, and translate complex needs into scalable technical solutions - Leading integration initiatives end-to-end, from concept through deployment, including sprint execution, technical reviews, and delivery accountability - Providing senior-level escalation support, ensuring reliability, monitoring, alerting, and incident response for critical integrations WHAT YOU’LL BRING TO THE TEAM - 7+ years of experience as an API Developer or Integration Engineer in enterprise environments - 3+ years of hands-on production experience with Workato, ideally with Workato ONE - Deep expertise building and operating complex Workato recipes, including error handling, monitoring, batch processing, custom connectors, SDK development, and API collections - Interest in and exposure to AI-assisted development workflows and intelligent automation — you don't need to be an expert, but you should be excited about where integration engineering is heading - Collaborating with internal software engineering teams to ensure integration patterns and API access are available for custom-built internal tools and automations - Proven experience integrating Workday HCM (Core HCM, Recruiting, Talent, Compensation, Time, Absence, Benefits) - Strong background integrating People Tech platforms across payroll, ATS, LMS, compensation, performance, and benefits systems - Expert knowledge of enterprise integration best practices, EAI/SOA patterns, and iPaaS architectures - Proficiency with RESTful APIs, webhooks, JSON/XML, OAuth 2.0, SAML, SOAP, RBAC, and API security best practices - Experience with Agile/Scrum delivery, Jira/JSM, Confluence, and CI/CD workflows - Strong understanding of HR data models, compliance requirements (e.g., GDPR, SOC 2), and secure handling of sensitive PII BONUS POINTS - Workato Foundations or Integration Developer certifications - Workday certifications or experience with Workday Studio, EIB, and Web Services - Experience with additional iPaaS platforms (e.g., MuleSoft, Boomi, Informatica) - Background in HR technology consulting or HRIS implementations - Experience with cloud platforms (AWS, Azure, GCP), IaC tools, or identity and SSO integrations - Experience in high-growth or highly regulated environments Benefits: - Industry competitive pay - Restricted Stock Units in a fast growing, well-funded technology company - Health insurance package options that include HDHP and PPO, vision, and dental for you and your dependents - Employer contributions to HSA accounts  - Paid Parental Leave  - Paid life insurance, short-term and long-term disability  - Teladoc  - 401(k) with a 100% match up to 4% of salary - Generous paid time off and holiday schedule - Cell phone reimbursement - Tuition reimbursement - Subscription to the Calm app - MetLife Legal - Company paid commuter benefit; $300/month Compensation Range Compensation will be paid in the range of up to $165,000 - $200,000 + Bonus. Restricted Stock Units are included in all offers. Compensation to be determined by the applicants knowledge, education, and abilities, as well as internal equity and alignment with market data. Crusoe is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation.