> Markdown version of [/jobs/ext/2011093-api-integration-engineer](https://www.wearedevelopers.com/jobs/ext/2011093-api-integration-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # API Integration Engineer - **Company:** Crusoe's Inc - **Location:** Sunnyvale, CA, United States - **Experience:** Expert - **Salary:** $165,000.0 - $200,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Application Integration Architecture, Confluence, JIRA, Microsoft Azure, Batch Processing, Software as a Service, Cloud Computing, Continuous Integration, Human Resources Information System (HRIS), JSON, OAuth, Role-Based Access Control, Requirements Management, Security Assertion Markup Language (SAML), Service-Oriented Architecture, Simple Object Access Protocol (SOAP), Single Sign-On, Software Engineering, Systems Integration, Extensible Markup Language (XML), Enterprise Application Integration, Google Cloud, Enterprise Software Applications, Computer Network Operations, Informatica Powercenter, Power Platform Integration, Boomi, Software Security, Zapier, Infrastructure Automation Frameworks, Enterprise Integration, Workday HRIS, Restful APIs, Webhooks, Api Management, Mulesoft - **Published:** August 10, 2026 - **Apply:** https://www.careerbuilder.com/job-details/senior-api-integration-engineer-sunnyvale-ca--ee2d1cad-c0e4-4e10-9e79-08df64e2645b ## About the Role * 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 enterprise SaaS platforms across domains such as HCM, ERP, CRM, finance, or similar * 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 * Experience with leading enterprise SaaS platforms and their native integration tooling * Experience with additional iPaaS platforms (e.g., MuleSoft, Boomi, Informatica) * Background in HR technology consulting or HRIS implementations * General experience with cloud platforms (AWS, Azure, or GCP), IaC tools, or identity and SSO integrations * Experience in high-growth or highly regulated environments, Amazon Web Services (AWS), Application Programming Interface (API), Artificial Intelligence (AI), Automation, Best Practices, Channel Strategies, Cloud Computing, Construction, Consulting, Customer Relationship Management (CRM), Customer Support/Service, Data Modeling, ERP (Enterprise Resource Planning), Ecosystems, Enterprise Application Integration (EAI), Enterprise Applications, Error Handling, Finance, GCP (Good Clinical Practices), HRIS/HRMS, Incident Response, Leadership, Machine Tool, Manufacturing, Mentoring, Microsoft Windows Azure, Network Operations Center, Problem Solving Skills, Process Improvement, Psychiatry and Mental Health, Regulatory Compliance, Requirements Management, Return on Investment (ROI), Service-Oriented Architecture (fka Distributed Object Architecture), Single Sign-On (SSO), Software Engineering, Software as a Service (SaaS), System Integration (SI), Systems Scalability, Technical Delivery, Technical Strategy ## Description 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 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 a broad enterprise application stack spanning business-critical systems(ERP, CRM, etc.) * 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 ## Related Videos - [Why make use of an integration platform in today's software developments and infrastructure?](https://www.wearedevelopers.com/videos/758-why-make-use-of-an-integration-platform-in-today-s-software-developments-and-infrastructure) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [Breaking Silos: Successful Collaboration Between Tech & Business Teams in Complex Enterprise Systems](https://www.wearedevelopers.com/videos/1623-breaking-silos-successful-collaboration-between-tech-business-teams-in-complex-enterprise-systems) - [Integrate your Cognitive Assistant with 3rd-party DBs and software](https://www.wearedevelopers.com/videos/249-integrate-your-cognitive-assistant-with-3rd-party-dbs-and-software) - [What if your HR software adapted to you, not the other way around?](https://www.wearedevelopers.com/videos/100259-what-if-your-hr-software-adapted-to-you-not-the-other-way-around) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Coffee with Developers - Maria Apazoglou - Making AI understandable for all in production](https://www.wearedevelopers.com/magazine/475-coffee-with-developers-maria-apazoglou-making-ai-understandable-for-all-in-production)