Why Work Here
- Headquarters is in Charlotte, NC
- Recently expanded to Hyderabad
- isolved ranked for SMB Payroll in 2023 Sapient Report
- Voted top places to work in USA 2023

Job Description

The Principal Software Engineer for the API team is a hands-on technical leader responsible for designing, building, and evolving isolved's API layer as part of a broader platform modernization initiative. Embedded within the Integrations workstream, this role focuses on developing scalable, secure, and well-governed APIs that support external partners, third-party integrations, and internal services. The position combines architecture and execution, requiring direct ownership of API design, implementation, and migration from legacy systems to up-to-date RESTful and event-driven patterns. Leveraging AI-assisted development as a core practice, the architect drives standards for API contracts, versioning, and governance while ensuring high performance, reliability, and alignment with enterprise growth needs.

Core Job Duties
- Designing and implementing modern,



scalable API architectures that support isolved's integration ecosystem and partner network
- Defining API contracts, versioning strategies, and governance standards that ensure consistency and reliablity across the platform
- Driving the migration of legacy interaction endpoints to modern RESTful and event-driven patterns as part of the integration modernization initiative
- Building API consumers and producers with a strong focus on performance, security, and backward compatibility, and elevating the team's practices through code reviews, pairing, and leading by example
- Performing code reviews to ensure API implementations meet quality standards and follow established patterns
- Collaborating with product management and partner-facing teams to understand integration requirements and translate them into technical specifications
- Identifying and resolving performance bottlenecks in API infrastructure, including latency,

📌 Principal Software Engineer (Hyderabad)
🏢 isolved
📍 Hyderabad