Senior Full Stack Software Engineer (.Net/C#)

Location: Argentina; Ukraine; Poland; Brazil; Georgia; Colombia Workplace: Remote Solvd Inc. is a rapidly growing AI-native consulting and technology services firm delivering enterprise transformation across cloud, data, software engineering, and artificial intelligence. We work with industry-leading organizations to design, build, and operationalize technology solutions that drive measurable business outcomes. Following the acquisition of Tooploox, a premier AI and product development company, Solvd now offers true end-to-end delivery—from strategic advisory and solution design to custom AI development and enterprise-scale implementation. Our capability centers combine deep technical expertise, proven delivery methodologies, and sector-specific knowledge to address complex business challenges quickly and effectively. We are looking for a Senior Full-Stack C#/.NET Engineer to support the development of a prototype based on an existing monolithic .NET system in the insurance domain. The project involves forking an existing backend and UI codebase, addressing architectural gaps, implementing new policy-related functionality, and preparing the solution for deployment in a sandboxed cloud environment. The work includes close collaboration with stakeholders who define the required architectural changes but rely on engineering expertise to realize them. The PoC must be brought to a functional, deployable state within a short timeframe, with potential follow-on work in the next phase of the project.   WHAT YOU'LL DO - Fork and set up the existing .NET monolithic application and SQL database in a sandbox environment. - Implement architectural adjustments and new backend logic related to insurance policy configuration. - Integrate or validate existing Razor-based UI and Developer Express components. - Ensure the application is fully deployable and functioning end-to-end in a cloud environment (Azure). - Collaborate directly with product/domain stakeholders to refine technical requirements. - Work with the internal team to configure infrastructure, deployment pipelines, and database dependencies. - Troubleshoot and resolve issues in the legacy codebase as part of PoC development.   WHO YOU ARE - 5+ years of experience with C#/.NET development. - Strong expertise in monolithic architecture, backend refactoring, and legacy system modernization. - Hands-on experience with Razor Pages, and MS SQL. - Ability to independently deliver functional prototypes in compressed timelines. - Experience deploying .NET applications to Azure or similar cloud platforms. - Strong communication skills and ability to work directly with non-technical stakeholders.   NICE TO HAVE - Experience with insurance domain or policy/quote management systems. - Familiarity with Developer Express (DevExpress) UI components. - Knowledge of DevOps practices (CI/CD pipelines).   TECH STACK - C#/.NET (monolithic application) - Razor Pages - MS SQL - Azure - Developer Express (DevExpress) UI components - Git-based workflows When you join Solvd, you'll… - Shape real-world AI-driven projects across key industries, working with clients from startup innovation to enterprise transformation. - Be part of a global team with equal opportunities for collaboration across continents and cultures. - Thrive in an inclusive environment that prioritizes continuous learning, innovation, and ethical AI standards. Ready to make an impact? If you're excited to build things that matter, champion responsible AI, and grow with some of the industry’s sharpest minds. Apply today and let’s innovate together. Solvd is an equal opportunity employer.