.net developer travel platforms

Andersen is a technology company that develops digital solutions for businesses across multiple industries. The customer operates a travel-sector booking and procurement platform that integrates suppliers, supports high transaction volumes, and streamlines operations for industry professionals.

• Design and implement complex SQL queries, stored procedures, and database optimizations for high-performance data operations on the travel platform;
• Architect and develop event-driven solutions using .NET Core/.NET Framework, message queues, event sourcing, and asynchronous processing patterns;
• Design efficient data models and queries in SQL Server and MongoDB for complex travel domain requirements;
• Develop tested and integrated software that meets high development standards;
• Work with Product Managers, POs, and architects to estimate, plan, test, integrate, and deliver complex, scalable software;
• Create design documents and documentation for efficient maintenance;
• Explore current trends, techniques, and technologies and make recommendations that can improve the work;
• Implement Redis caching strategies, including cache-aside, write-through, and TTL management, to reduce database load, improve API response times, and handle high read throughput.

• 4+ Years of experience with the Microsoft .NET technology stack, including .NET Framework and .NET Core;
• Expertise in complex SQL Server queries, including JOINs, CTEs, window functions, and performance tuning;
• Solid experience with MongoDB, including aggregation pipelines, indexing, and schema design;
• Experience with event-driven architecture and message brokers such as RabbitMQ or Azure Service Bus;
• Experience with Entity Framework Core and understanding of ORM performance implications;
• Strong experience working with legacy codebases and migrating to microservices architecture;
• Experience with Azure Cloud services, including Azure SQL, Cosmos DB, Azure Functions, and Service Bus;
• Hands-on experience with Redis caching strategies, including cache-aside, write-through, and TTL;
• Strong problem-solving skills and ability to work independently;
• Experience collaborating with PMs and architects on planning and delivery;
• English at Upper-Intermediate level or above;
• Nice to have: Angular 17+, travel industry or booking/reservation systems, SPAs with Blazor, Docker, Kubernetes, containerized deployments, GitHub.

• Remote work, office work, or a hybrid option is available;
• Work schedule from 13:00 to 21:00 CET;
• Opportunity to earn up to an additional 1,000 EUR per month depending on expertise level, included in the annual bonus;
• Professional, financial, and career growth opportunities;
• Mentoring and onboarding systems for each new employee;
• Access to the corporate training portal;
• Certification compensation for AWS, PMP, and other certifications;
• Private health insurance and sports compensation, depending on the type of employment;
• Referral program;
• Corporate events and activities.