We are looking for a Middle / Mid-Senior Frontend-focused Full-Stack Software Development Engineer to join a team supporting critical source control and documentation services used by internal engineering teams and external enterprise customers. The role is approximately 80% frontend work and 20% backend plus SQL work, with a focus on React/TypeScript UI development, service integration, troubleshooting, and product improvements across repository and wiki infrastructure at large scale. ## Tasks Design, implement, and maintain frontend features for repository and wiki-related product experiences; Build high-quality React and TypeScript UI components and flows; Integrate frontend functionality with backend services and APIs; Support backend and SQL changes where needed as part of the 20% backend scope; Investigate and resolve product, performance, and reliability issues across frontend and backend touchpoints; Contribute to product improvements, testing, validation, and ongoing development tasks. ## Requirements Strong frontend development experience with React and TypeScript; Solid understanding of modern web application architecture, UI state management, component design, and frontend quality practices; Practical C# and .NET backend experience for service integration and feature support; Solid MS SQL experience for data access, troubleshooting, and backend-adjacent tasks; Ability to work across frontend-heavy product development with occasional backend and SQL ownership; Strong troubleshooting and problem-solving skills, with the ability to dig into issues and find practical solutions; Strong communication skills and B2 English minimum for interactions with client stakeholders and external customers. Nice to Have: Experience with Azure DevOps or source-control-related products; Understanding of Git concepts or repository tooling; Experience with performance optimization for large-scale web applications. ## Benefits Working Conditions: Overlap: by 10AM PST. B2B contract Locations: Egypt, Armenia, Kazakhstan, Georgia, Serbia, Poland