Senior Java Backend Developer
Summary
muSharp is hiring a Senior Java Backend Developer in Lahore (hybrid) to build and extend the Java core of an enterprise wealth management and investment platform. Day to day: building scalable REST APIs in a multi-tenant Spring Boot/JPA codebase, implementing auth (Entra ID, OAuth2/OIDC, JWT), designing SQL Server schemas and migrations, and integrating Azure Service Bus/Blob Storage and AI servic
muSharp is looking for a Senior Java Backend Developer to build and extend the Java core of an enterprise wealth management and investment platform, including CRM, deal pipeline, and AI assistant capabilities.
The role requires strong hands-on backend engineering expertise, with a focus on scalable APIs, authentication and access control, database design, integrations, and enterprise-grade development practices.
Employment Type: Full-Time
Location: OPF Society, Lahore
Work Model: Hybrid
Experience: 5+ years – Java Backend Development
Reports To: Lead Architect
Must Have: Java 17+, Spring Boot 3
Key Responsibilities
- Build REST APIs in a large, multi-tenant Spring Boot / JPA codebase.
- Implement authentication and access control: Entra ID sign-in (OAuth2 / OIDC), JWT (RS256, JWKS), roles, and record-level visibility.
- Design SQL Server schema changes and safe migration scripts.
- Integrate with other services, including REST sync with a Laravel module, Azure Service Bus and Blob Storage, and AI services.
- Write tests and review pull requests.
Must Have
- JWT and OAuth2 / OpenID Connect (Entra ID or similar).
- Microsoft SQL Server or similar: schema design and query tuning.
- REST API design and OpenAPI / Swagger.
Nice to Have
- QueryDSL; Spring AI or LLM API integration.
- FinTech or wealth-management domain experience.