Senior Software Engineer (.NET + AI Integration)

GECO Asia is Hiring!

Senior Software Engineer (.NET + AI Integration) | Mandaluyong, Metro Manila | Hybrid

About the Role

We are looking for a Senior Software Engineer (.NET) to design, build, and maintain scalable backend systems using modern .NET technologies.

This role goes beyond traditional backend development — we are looking for someone who can also leverage AI technologies to improve systems, automate workflows, and deliver intelligent application features.

You will work closely with cross-functional teams, clients, and stakeholders to deliver robust, high-performance software solutions.

• Design, develop, and deploy .NET Core backend services and APIs
• Build scalable and maintainable systems using modern architectural patterns
• Collaborate with stakeholders to translate business requirements into technical solutions
• Perform debugging, enhancements, and ongoing system support
• Ensure clean, maintainable code through code reviews and best practices
• Contribute to system design and backend architecture decisions
• Implement and optimize CI/CD pipelines and deployment workflows

AI Responsibilities:

• Integrate AI-powered features into backend systems (e.g., chatbots, automation, text processing)
• Work with AI APIs (OpenAI, Azure OpenAI, etc.) to enhance applications
• Identify opportunities to automate workflows using AI
• Utilize AI tools (e.g., Copilot, ChatGPT) to improve productivity and code quality

Required Qualifications

Education:

• Bachelor’s degree in Computer Science, IT, or related field

(Strong experience candidates may be considered without a degree)

Experience:

• 5+ years experience in software development
• 3+ years experience using .NET / C# in backend development
• Experience working in Agile/Scrum environments

Technical Skills:

• Backend & .NET
• C#
• .NET Core / ASP.NET Core
• Web API development
• Entity Framework / LINQ
• Backend Fundamentals
• Async programming (async/await, threading)
• Dependency Injection
• RESTful API design
• HTTP protocols and integrations
• Database
• SQL Server (queries, stored procedures, optimization)
• Experience with relational databases
• Architecture & Design
• OOP principles
• Design patterns (Repository, Factory, etc.)
• Ability to design backend modules and systems
• DevOps & Tools (Nice to Have)
• Azure DevOps / GitHub Actions / Jenkins
• CI/CD pipelines
• Docker / containerization (a plus)

• Candidates should have at least practical exposure to AI, including:
• Minimum:
• Experience using AI-assisted tools (Copilot, ChatGPT, Claude)
• Preferred:
• Experience integrating:
• OpenAI / Azure AI APIs
• Chatbots or AI-powered features
• Text processing / automation systems
• Strong Advantage:
• Experience building:
• AI-powered backend workflows
• LLM-driven features
• Intelligent automation systems

Core Competencies:

• Strong problem-solving and analytical skills
• Clear communication (written and verbal)
• Ability to work independently and in teams
• Customer-focused mindset
• Mentorship and leadership capability

What We’re Looking For:

• Strong .NET backend engineer
• Experienced in modern backend architecture
• Comfortable working with cloud-native systems
• Curious and proactive in adopting AI technologies
• Able to bridge backend engineering with intelligent features

Bonus Points If You Have:

• Microservices architecture experience
• Event-driven systems
• Cloud experience (Azure / AWS)
• Experience working with global teams