.NET Backend Developer

Job not on LinkedIn

🕒 January 25

🇵🇱 Poland – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 41%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Madiff

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2015

💼 Consulting

📦 Logistics

🏥 Healthcare

Consulting • Logistics • Healthcare

Madiff is a technology and consulting company specializing in IT services and digital innovation. They provide a range of solutions, including software development, agile team services, and IT consulting across various industries. With a focus on delivering high-quality, multi-skilled remote teams, Madiff aims to enhance business performance and support clients in navigating the complexities of their respective markets.

📋 Description

• Design, develop, and maintain backend services using .NET and C# in a modular, service-oriented architecture • Build and support REST APIs for complex business processes and data-driven workflows • Implement business logic related to calculations, validation, reporting, and audit readiness • Integrate backend services with frontend applications and AI-enabled components • Work with Azure cloud services to deliver scalable, secure, and resilient solutions • Design and optimise data access layers using relational databases • Ensure high code quality through testing, code reviews, and engineering best practices • Collaborate with analysts to translate functional and regulatory requirements into technical solutions • Support monitoring, performance optimisation, and troubleshooting in cloud environments • Contribute to architectural discussions and continuous platform improvement

🎯 Requirements

• Strong commercial experience with .NET and C# in enterprise environments • Proven experience building RESTful APIs and backend services • Solid understanding of object-oriented design, SOLID principles, and clean architecture • Hands-on experience with Azure services (App Services, Functions, Azure SQL, Storage, Service Bus) • Good knowledge of relational databases and SQL • Experience with authentication and authorisation mechanisms • Understanding of CI/CD pipelines and Agile delivery practices • Nice to have: Experience with microservices architectures • Exposure to Domain-Driven Design • Background in regulated, financial, or compliance-heavy systems • Familiarity with cloud security, monitoring, and logging • Experience working in distributed, international teams

🏖️ Benefits

• Solid, competitive salary • Work in multinational environment on international projects • Comprehensive healthcare • Long-term B2B contract with stable project pipeline • Fully remote model