backend developer football platforms

433 builds platforms for millions of football fans worldwide. It operates a global online football platform with content and data about matches, teams, players, competitions, and live football moments.

• Develop backend functionality in C# / .NET;
• Build and optimize APIs;
• Work with SQL Server and complex queries;
• Analyze and improve performance;
• Contribute ideas around caching, scalability, and reliability;
• Develop within and around Umbraco;
• Collaborate with frontend developers, content teams, and product owners;
• Build systems that continue to perform during major football moments.

• Experience with C# / .NET;
• Experience with SQL Server;
• Experience with REST APIs;
• Experience with performance analysis and optimization;
• Experience with data modeling and query tuning;
• Experience with Umbraco or similar CMS platforms;
• Experience with Git and modern development workflows;
• HBO-level education in Software Engineering, Informatica, or Computer Science;
• 3+ Years of experience as a Developer;
• Fluent English and excellent communication skills;
• Ability to manage internal and external stakeholders at various levels;
• Goal-oriented, determined, and passionate about social media;
• Comfortable in a dynamic and ambitious scale-up environment;
• Innovative and proactive team player;
• Nice to have: Experience with Azure, caching, observability, Application Insights, or high-traffic platforms, experience with Segment, Airship, and Branch.io, Dutch.

• Competitive salary and benefits, including a pension plan and stretched vacation days;
• Opportunity to work on products with a large international audience;
• Plenty of room for personal ideas and input;
• Short communication lines between product, content, and tech;
• Technical environment where performance matters;
• Daily catered lunch at the office;
• Office sports activities, including Padel, a gym, and ping-pong.