About Us: At ADO Technologies, we are a multinational company specializing in identity verification services using biometric technology. Our focus is on ensuring the authenticity of people's identities in a dynamic and ever-evolving environment. We are looking for committed individuals to join our team and contribute to the success of our operations. Responsibilities: * Develop and maintain fullstack web applications using .NET (C#) on the backend and React JS on the frontend. * Design, implement, and optimize relational databases (SQL Server, PostgreSQL, MySQL), ensuring data integrity and performance. * Create and consume RESTful APIs, ensuring efficient integration between frontend and backend. * Implement and maintain CI/CD pipelines to automate testing, build, and deployment processes. * Manage code versioning through Git, adhering to best practices for branches, pull requests, and code reviews. * Resolve technical issues quickly and effectively, both on the frontend and backend, under pressure and tight deadlines. * Actively participate in task planning and collaborate with other developers in an agile environment. * Propose continuous improvements to architecture, code, and user experience. * Ensure delivery of high-quality projects within established timelines. We Are Looking For: We are seeking a Junior+ or Semi-Senior Fullstack Developer with 2–4 years of experience, who demonstrates a strong sense of responsibility, the ability to work under pressure, and a profile oriented toward tackling new and complex challenges. The ideal candidate must have experience with .NET, relational databases, React JS, Git, and CI/CD. This is an opportunity for those wishing to grow professionally in an on-site work environment. Requirements: * 2–4 years of fullstack development experience. * Solid knowledge of .NET (C#) and .NET Core/ASP.NET Core for backend development. * Experience working with relational databases (SQL Server, PostgreSQL, or MySQL): table design, queries, stored procedures, and optimization. * Frontend development knowledge, preferably with React JS, JavaScript, and TypeScript. * Experience using Git for code versioning (branches, merge, pull requests). * Knowledge of implementing and using CI/CD pipelines (Azure DevOps, GitHub Actions, Jenkins, or similar). * Experience designing and integrating with REST APIs. * Ability to work under pressure and manage multiple projects simultaneously. * Skills to solve problems quickly and effectively. * Proficiency in HTML5 and CSS3. * Work Mode: On-site (office work Monday to Friday). Desirable: * Experience with Entity Framework Core or other ORMs. * Knowledge of microservices architectures and design patterns. * Experience with unit and integration testing (xUnit, NUnit, Jest). * Familiarity with agile methodologies (Scrum, Kanban). * Knowledge of containers (Docker) and orchestration (Kubernetes). * Experience with monitoring and logging tools. * Knowledge of web application security (OWASP). * Experience with cloud providers (Azure, AWS, or GCP). What We Offer: * A dynamic work environment with opportunities to take on challenging technical tasks. * Opportunities for professional development and growth. Join Our Team! Job Type: Full-time, Permanent