Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Hi, I'm Peter Lilburn, a passionate software developer with experience in building scalable and high-performance applications using .NET, C#, and React. I've worked on optimizing database queries and implementing clean architecture principles to deliver efficient solutions that process thousands of transactions daily. I enjoy writing clean, tested code and collaborating with clients to create impactful software. Currently, I'm developing a personal project, the Northern Ireland Tours App, showcasing my full-stack skills and passion for delivering quality software.…Hi, I'm Peter Lilburn, a passionate software developer with experience in building scalable and high-performance applications using .NET, C#, and React. I've worked on optimizing database queries and implementing clean architecture principles to deliver efficient solutions that process thousands of transactions daily. I enjoy writing clean, tested code and collaborating with clients to create impactful software. Currently, I'm developing a personal project, the Northern Ireland Tours App, showcasing my full-stack skills and passion for delivering quality software.

Peter Lilburn

Full Stack Developer, Developer, Programmer, +2





Hi, I'm Peter Lilburn, a passionate software developer with experience in building scalable and high-performance applications using .NET, C#, and React. I've worked on optimizing database queries and implementing clean architecture principles to deliver efficient solutions that process thousands of transactions daily. I enjoy writing clean, tested code and collaborating with clients to create impactful software. Currently, I'm developing a personal project, the Northern Ireland Tours App, showcasing my full-stack skills and passion for delivering quality software.…Hi, I'm Peter Lilburn, a passionate software developer with experience in building scalable and high-performance applications using .NET, C#, and React. I've worked on optimizing database queries and implementing clean architecture principles to deliver efficient solutions that process thousands of transactions daily. I enjoy writing clean, tested code and collaborating with clients to create impactful software. Currently, I'm developing a personal project, the Northern Ireland Tours App, showcasing my full-stack skills and passion for delivering quality software.

Available to hire

Hi, I’m Peter Lilburn, a passionate software developer with experience in building scalable and high-performance applications using .NET, C#, and React. I’ve worked on optimizing database queries and implementing clean architecture principles to deliver efficient solutions that process thousands of transactions daily.

I enjoy writing clean, tested code and collaborating with clients to create impactful software. Currently, I’m developing a personal project, the Northern Ireland Tours App, showcasing my full-stack skills and passion for delivering quality software.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Software Development Engineer at ESO

February 28, 2025 - July 25, 2025

Developed high-performance C# applications processing 10K+ daily transactions using .NET 6.0, SQL, and XML. Reduced Snowflake query times by 30% through indexing optimisations and schema redesigns. Implemented unit testing and PR reviews, ensuring 95%+ code coverage and SOLID compliance.

Full Stack Developer at ICONI NI

July 31, 2024 - July 25, 2025

Built scalable .NET 6.0 microservices with React frontends, deployed via Azure DevOps CI/CD. Cut system downtime by 40% by refactoring SQL stored procedures and optimising EF Core queries.

Applications Development Analyst at Accenture

October 31, 2022 - July 25, 2025

Owned mission-critical SQL/XML updates for post-Brexit transit declarations (NCTS system), ensuring compliance with new Irish Sea legislation. Processed 500+ transactions/hour by optimising queue monitoring scripts and SQL batches. Authored troubleshooting guides for XML-based transit workflows, slashing resolution time by 50%. Direct client collaboration. Validated REST/SOAP APIs with Postman and documented integration workflows.