Backend Developer (.NET+PHP)

Andersen is looking for a Backend Developer (.NET+PHP) for a Dutch SaaS company. The role is focused on developing a multitenant platform that supports digital solutions in healthcare and childcare.

The customer is a well-established Dutch software company providing comprehensive SaaS solutions tailored for the healthcare and childcare industries. Trusted by over 800 care organizations and used by thousands of professionals, their solutions help streamline administrative processes, reduce workloads, and improve the overall quality of care. With several offices across the Netherlands and a team of approximately 450 specialists, the customer is committed to supporting care providers with technology that enhances efficiency, flexibility, and human connection.

The project is focused on building a new multitenancy fabric platform to support healthcare and childcare professionals in delivering better care through innovative digital solutions.

Technology stack: C# (.NET 6/7), PHP, MongoDB (indexing, aggregations), RESTful API, Git, CI/CD, ASP.NET Core (nice-to-have), Azure/AWS (nice-to-have), Unit/Integration Testing.

Responsibilities:

• Designing, developing, and maintaining backend services and RESTful APIs.
• Working with MongoDB in production environments, including indexing and aggregation optimization.
• Implementing new features and improving existing system functionality.
• Writing clean, maintainable, and efficient C# / PHP code.
• Collaborating with the team on code reviews, architecture decisions, and technical design.
• Working with Git and participating in CI/CD workflows.
• Troubleshooting performance issues and ensuring system scalability and reliability.

Must-haves:

• Experience in backend development for 3+ years.
• Strong knowledge of C# (.NET 6/7).
• Practical development experience with PHP.
• Hands-on experience with MongoDB in production environments (indexing, aggregation pipelines, performance tuning).
• Experience developing RESTful APIs.
• Familiarity with Git and understanding of CI/CD processes.
• Ability to write clean, maintainable, and well-structured code.
• Level of English – from Intermediate+ and above.

Nice-to-haves:

• Experience with ASP.NET Core.
• Experience with cloud platforms (Azure or AWS).
• Experience writing Unit and Integration tests.

Reasons why this job would be interesting to you:

• Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc..
• The opportunity to change the project and/or develop expertise in an interesting business domain.
• Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant.
• Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee.
• The opportunity to earn up to an additional 1,000 EUR per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities.
• Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated.
• Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies).
• Certification compensation (AWS, PMP, etc).
• Referral program.
• English courses.
• Private health insurance and compensation for sports activities.

Link to the vacancy in the job bank at gsz.gov.by:

https://gsz.gov.by/registration/employer/vacancy/create-future/14758/detail-public/

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