Lead Backend Engineer (Microsoft Stack)
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About the Role
Andersen is seeking a Lead Backend Engineer (Microsoft Stack) for a project building a Teams-based contact center on Azure, ensuring scalable, reliable, and high-performance real-time communication solutions.
Key Skills for This Role
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Overview
Andersen is seeking a **Lead Backend Engineer (Microsoft Stack)** for a project building a Teams-based contact center on Azure, ensuring scalable, reliable, and high-performance real-time communication solutions.
**The customer** is an international technology consulting company focused on delivering cloud-based and digital solutions that support business transformation and operational efficiency.
The organization works with modern platforms and tools to help clients improve collaboration, optimize processes, and build flexible, secure IT environments, while also contributing to solution development and continuous improvement initiatives.
**The project** is focused on a Microsoft Teams-based contact center solution that enables real-time call handling and management.
It operates on a distributed, event-driven Azure architecture and is currently in a scaling phase, with a strong emphasis on performance, reliability, and multi-tenant capabilities.
Responsibilities
- Performing hands-on development within a senior/lead engineer role.
- Working with Microsoft Teams Calling (Graph API, Calling SDK, Azure Bot).
- Designing and improving scalable, distributed solutions.
- Ensuring stability and performance of real-time call handling.
- Contributing to architecture decisions and system improvements.
- Collaborating closely with an in-house team.
Must-Haves
- Experience in development for 5+ years.
- Experience with Microsoft Teams Calling (Graph API, Calling SDK, Azure Bot) for 3+ years.
- Experience with real-time systems and call handling.
- Strong experience with Azure (Bot Framework, Cosmos DB, event-driven architecture, caching).
- Solid understanding of distributed systems and scalability.
- Experience with asynchronous / event-driven systems.
- Strong backend development skills (hands-on).
- Level of English – from Upper-Intermediate and above.
Nice-To-Haves
- Experience with automated testing (e.g., Playwright).
- Exposure to AI-driven development/testing.
- Experience with SaaS / billing platforms.
- Familiarity with Microsoft AppSource.
- Knowledge of German.
- 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 USD 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.
- Join us!
- Work Location: Hybrid remote in Abu Dhabi (Abu Dhabi)
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