Grgur Čulina

Senior Full-Stack Developer with 10+ years of experience building enterprise web applications with Angular, TypeScript, and .NET/C#. Strong hands-on experience developing complex UI workflows, multi-step forms, dashboards, and data-driven business applications backed by REST/GraphQL APIs.

Experience in government e-services, ERP/CRM, booking systems, legacy code migration and industrial platforms. Comfortable owning features end-to-end from Angular frontend development and API integration to .NET web services and reliable production delivery in Agile teams. Recently gained experience implementing RAG and LLM.

Senior Software Developer at Littlecode (2022-02 – Present)

• Build and maintain Angular / TypeScript frontends for enterprise web applications used by business and public-sector users.
• Developed and maintained Angular frontend features for Triglav Insurance, including insurance workflows, business forms, and internal user-facing applications integrated with.NET backend services.
• Develop complex UI workflows: multi-step forms, document upload, status tracking, reviewer portals, and role-based views for government and enterprise clients.
• Implement frontend integration with.NET REST/GraphQL APIs, including NIAS e-Government authentication and legacy system bridging.
• Build and maintain.NET web services, REST APIs, and microservice integrations for industrial clients including Bosch, TRUMPF, and KSB.

Senior Software Developer at Dream Yacht Charter (2019-10 – 2023-02)

• Developed and maintained user-facing web applications and internal tools for yacht charter booking and business operations.
• Built and maintained.NET web services and APIs supporting booking, finance, and operational integrations across the platform.
• Worked on booking workflows, usability, and reliability of staff-facing applications connected to backend services.
• Implemented data synchronization between booking, financial, and operational systems and built automated revenue recognition features.

Senior Software Developer at Svam plus d.o.o. (2019-05 – 2019-10)

• Designed and developed a new ERP web application in C#/.NET to replace and modernize a legacy Visual Basic system.
• Migrated business logic, reporting features, and database-driven modules from the VB legacy application to modern C#.
• Built user-facing ERP modules and reporting screens while maintaining SQL databases and internal business applications during the transition.

Senior Software Developer at Idoneus d.o.o. / MojKvart.hr (2018-12 – 2019-05)

• Developed and enhanced CRM web portal functionality for internal and customer-facing workflows.
• Maintained and optimized a public web portal and its associated database.

Senior Software Developer at Authority Partners Inc. (2018-01 – 2018-12)

• Developed booking system functionality for Regus.com in a large-scale, high-traffic product.
• Worked in Agile sprints with distributed frontend and backend teams on shared booking features and API-driven UI flows.

Full-stack Developer at Mediatorium (2015-01 – 2018-02)

• Built frontend and backend features for multiple client web applications from architecture through delivery.
• Delivered responsive web UIs, API integrations, and full-stack solutions in Agile teams.
• Contributed to application architecture, technical setup, and implementation planning.

Bachelor's Degree in Software Engineer – Faculty of Informatics, Juraj Dobrila University of Pula