Lead .NET Software Engineer (AI, Cloud & Front-End)

Job Description

We are looking for a Lead .NET Software Engineer who is passionate about building modern AI-powered applications and can drive technical excellence across the full technology stack.

In this role, you will lead the design and development of scalable cloud-native solutions, integrate Generative AI capabilities into enterprise products, and guide cross-functional teams to deliver high-quality user experiences. You will spearhead innovative projects leveraging modern Microsoft technologies, cloud platforms, and front-end frameworks while mentoring engineers and shaping technical direction.

This position offers hybrid setup with the flexibility to work from any location in Lithuania, whether it's your home or our dynamic offices in Vilnius and Kaunas.

• Lead the design, development, and maintenance of enterprise-grade applications using .NET and C#
• Drive the architecture and integration of AI-powered features leveraging LLMs, RAG architectures, and AI agents
• Oversee the development of cloud-native solutions utilizing modern Azure services
• Guide front-end development efforts using modern JavaScript frameworks
• Define and implement RESTful APIs and microservices architectures
• Collaborate with architects, product owners, designers, and AI engineers to deliver business value
• Ensure application scalability, security, maintainability, and performance across projects
• Lead technical design discussions, code reviews, and architectural decision-making
• Mentor and coach engineers, fostering technical growth and best practices within the team
• Establish engineering standards, processes, and quality guidelines

Requirements

• 5+ years of experience in software development using .NET and C#
• 1+ years of proven leadership experience, including mentoring engineers and leading technical initiatives
• Background in ASP.NET Core and Microservices Architecture
• Hands-on expertise in Generative AI solutions, including LLM integrations (OpenAI, Azure OpenAI, Copilot ecosystem, LangChain, or Semantic Kernel)
• Proficiency in designing and implementing RAG-based applications and AI-powered workflows
• Skills in cloud platforms, preferably Microsoft Azure
• Familiarity with Azure Functions, App Services, and Azure Kubernetes Service (AKS)
• Competency in Azure AI Services, Azure Storage, and Azure DevOps
• Knowledge of front-end technologies such as React, Angular, or TypeScript
• Understanding of API design and modern software architecture patterns
• Expertise in CI/CD pipelines and DevOps practices
• Proficiency in English at an Upper-Intermediate level (B2) or higher

Nice to have

• Experience with AI Agents and Agentic AI architectures
• Knowledge of vector databases and semantic search
• Capability to work with Kubernetes and containerized deployments
• Familiarity with Microsoft Copilot technologies
• Background in large-scale enterprise environments

Company offers

• Engineering Heritage: Best-in-class experts sharing a culture of engineering excellence and tackling complex engineering challenges for over 30 years
• Advanced Tech Stack: Innovative projects where you can apply or enhance your expertise in Cloud, Data, AI, and other emerging technologies
• World-Class Clients: Work closely with 340+ of the Forbes Global 2000 on creating disruptive solutions that make a global impact
• Professional Growth: Exceptional support for career development with comprehensive resources for upskilling or reskilling in pioneering practices
• GenAI Community: Strong AI competencies with 600+ experts across 55+ locations driving GenAI-enabled transformation journeys
• Entrepreneurial Culture: If you're passionate and dedicated to improving business transformation, we provide the support you need to bring your ideas to life
• Hybrid Setup: The flexibility to work from any location in Lithuania, whether it's your home or our dynamic offices in Vilnius and Kaunas
• Other Benefits: Additional vacation and trust days, private health insurance, Employee Stock Purchase Plan and more