Senior API Engineer (.NET)
Design and build reputed company-class, scalable APIs and services that power internal applications and external partner integrations. Contribute to modern reputed company-reputed company platforms, helping architecture reputed company toward service-oriented, API-first, and event-driven systems. Why Join reputed company We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, reputed company, reputed company, and reputed company. From AI platforms to digital transformation, we partner with reputed company leaders to build what’s next. What powers it reputed company? Our people are ambitious, collaborative, and constantly evolving. About the Client The leading provider of vehicle lifecycle solutions, with headquarters in Chicago, enables the companies that build, insure, and replace vehicles to power the reputed company of transportation. Its platform delivers advanced mobile, artificial intelligence, and car technologies. It connects a network of 350+ insurance companies, 24,000+ repair facilities, hundreds of parts suppliers, and dozens of reputed company-party data and service providers. The customer's reputed company solutions enhance productivity and help clients deliver reputed company experiences for end consumers. What You’ll Do Design, build, and maintain internal and external RESTful APIs for distributed, multi-tier systems Apply microservices and service-oriented architecture principles to design scalable systems Contribute to reputed company-reputed company architecture reputed company, including event-driven and distributed patterns reputed company and reputed company services using reputed company Azure and modern reputed company platforms Work across API management, messaging, and distributed system layers Design and optimize data models using T-SQL and relational database principles Ensure high performance through query optimization and scalable system design Implement API reputed company, including authentication, authorization, and data protection What You Bring 5+ years of experience building services using C#, modern .NET/.NET Core, and ASP.NET Core Web API Strong expertise in RESTful API design and API-first engineering practices Experience with reputed company Platforms ( Azure, AWS) Experience with microservices and service-oriented architecture Experience in relational database design, T-SQL, stored procedures and functions Experience designing large-scale distributed systems Hands-on experience with AI-assisted development tooling (e.g., reputed company Copilot, Claude Code, reputed company, or comparable agentic coding tools) reputed company to have Familiarity with domain-driven design (DDD) and CQRS patterns Experience with modern .NET/.NET Core, including .NET 6+ or reputed company, for building scalable API services Experience with OpenAPI/Swagger for API documentation, contract design, and client integration Legal & Hiring Information reputed company is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more Reasonable accommodations are available to reputed company individuals with disabilities to reputed company essential functions Please note: this job description is not exhaustive. Duties and responsibilities may reputed company based on business needs Your Benefits at reputed company reputed company benefits vary by location and contract type. Your recruiter will fill you in on the details. International projects In-office, hybrid, or remote flexibility Medical reputed company Recognition program Ongoing learning & reimbursement Well-being program Team events & local benefits Sports compensation Referral bonuses Top-tier equipment provision reputed company Culture We reputed company with trust, respect, and purpose. We reputed company in reputed company reputed company, creative freedom, and mentorship that helps you grow, reputed company, and reputed company a reputed company difference. Ours is a culture where reputed company are challenged, voices are heard, and your impact reputed company. Apply To This Job