Position: C# Developer (3 positions) Duration: 3-6 months, 2 contract to hire roles, 1 contract role Location: India remote Work timings: 2 pm to 11 pm IST, slightly variable based on client's workload. Position Overview The successful candidate will be responsible for designing, developing, and maintaining the services and systems that power our ecommerce platform. This role requires a strong foundation in C#, .NET technologies, API development, and ecommerce solutions. Key Responsibilities: • Develop and maintain scalable, efficient, and secure ecommerce solutions using C# and .NET technologies. • Design and implement complex API middleware endpoints to support frontend applications and third-party integrations. • Understand existing codebases and functionality in order to scale our mobile app platform backend systems. • Work closely with cross-functional teams, including product managers, UX/UI designers, and frontend developers, to deliver seamless user experiences. • Optimize application performance and reliability to enhance the online shopping experience. • Implement new vendors and 3rd party systems in addition to maintaining existing integrations such as secure payment processing systems, customer loyalty and ordering systems. • Knowledge of industry standards (e.g., PCI DSS) and security best practices. • Debug and resolve technical issues in a timely and effective manner. • Identify and advocate for the right tools and technologies for each task, even if they are outside the current tech stack. • Stay up to date with emerging technologies and industry best practices to continuously improve development processes. Required Qualifications • Proven experience as a C# developer with expertise in ASP.NET Core. • Strong experience in designing and implementing complex API middleware endpoints for high-performance and scalable applications. • Expertise in RESTful API design, implementation, and security. • Knowledge of ecommerce platforms and their technical requirements. • Familiarity with cloud services (AWS, Azure) and DevOps practices. • Understanding of security principles, including encryption, authentication, and authorization. • Experience with version control systems (Git). • Ability to work independently, manage priorities, and think outside the box when solving complex technical challenges. • Strong collaboration and communication skills, with experience working in cross-functional teams Preferred Qualifications: • Experience with headless web and mobile app ecommerce architectures. • Familiarity with microservices and distributed systems. • Experience with CI/CD pipelines and containerization tools like Docker and Kubernetes.