Note: The job is a remote job and is open to candidates in USA. Kastel Group is a venture-backed AI infrastructure company focused on revolutionizing accounting operations at scale. They are seeking a Staff Product Engineer with deep NetSuite expertise to lead and expand a critical ERP integration layer, where the engineer will own the NetSuite ecosystem end-to-end, including architecture and customer-specific customizations.
Responsibilities
- Architect and build deep NetSuite integrations across enterprise customer environments
- Develop and maintain reliable sync logic, reconciliation workflows, and data mappings
- Work directly with SuiteTalk APIs (REST/SOAP), SuiteQL, and SuiteScript
- Handle customer onboarding workflows including authentication, permissions, and troubleshooting
- Design systems capable of supporting highly customized NetSuite tenants
- Collaborate cross-functionally with engineering, product, and customer stakeholders
- Establish best practices around observability, reliability, and integration architecture
- Contribute across the stack where needed, including backend systems, infrastructure, and product functionality
Skills
- 5–10+ years of software engineering experience
- Strong hands-on NetSuite integration expertise
- Deep understanding of NetSuite data structures and OneWorld environments
- Experience with SuiteTalk REST/SOAP APIs, SuiteQL, and SuiteScript 2.x
- Comfortable working with customized ERP environments including workflows, saved searches, custom records, and custom fields
- Strong backend engineering fundamentals, particularly with Python
- Experience building scalable systems and production-grade infrastructure
- Familiarity with Kubernetes and modern cloud-native environments
- Prior startup or founding engineer experience
- Financial systems or accounting domain experience
Benefits
- Meaningful equity package
- Hybrid preference in London, though remote candidates in the US, UK, or EU will be considered
- Visa sponsorship currently unavailable
Company Overview
We partner with motivated and engaged clients to bring them sustainable talent to their teams. It was founded in 2021, and is headquartered in Mesa, Arizona, USA, with a workforce of 11-50 employees. Its website is https://kastelstaffing.com.