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John Carlo Lescano

@johncarlolescano

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Senior Backend Engineer at KPMG Philippines building Azure AI and RAG capabilities for enterprise systems.

Philippines

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At KPMG Philippines, I integrate Azure AI Foundry and Azure OpenAI Service into enterprise backend systems, expose AI capabilities through REST APIs, and maintain RAG pipelines for knowledge retrieval. I also develop C# microservices and Python test automation frameworks.

Previously, I modernized legacy desktop applications at Canon Business Service Centre and worked across web, cloud, and desktop software at Beepo, Inc., Manulife IT Delivery Center, Organizational Support Services, Inc., and Kinpo Electronics, Inc. My work has included Azure CI/CD pipelines, Blazor applications, .NET APIs, and cross-platform C++ tools using Qt and OpenGL.

Experience

Work history, roles, and key accomplishments

Current

Senior Backend Engineer

Current

KPMG Philippines

Jan 2026 - Present (9 months)

Leveraged Azure AI Foundry and Azure OpenAI Service to integrate and manage LLMs, enabling generative AI capabilities. Designed C# microservices, built Python test automation frameworks, and developed Terraform infrastructure-as-code for Azure services.

Azure AI Foundry Azure OpenAI OpenAI SDK RAG C#Microservices Python Testing Automation Terraform Azure API Management Azure DevOps Agile

Senior Developer

Canon Business Service Centre

Dec 2024 - Jan 2026 (1 year 1 month)

Enhanced and maintained legacy desktop applications using Windows Forms and .NET Framework 3.5. Implemented CI/CD pipelines with Azure DevOps and integrated SonarQube for code quality.

Windows Forms .NET Framework C#Azure DevOps CI CD SonarQube Code Review Unit Testing

Mid-Level Full Stack Developer

Beepo, Inc.

Sep 2023 - Sep 2024 (1 year)

Developed RESTful APIs for Blazor client applications and implemented serverless architectures using Azure Function Apps. Managed digital assets with Azure Blob Storage and authored MSSQL scripts.

REST APIs Blazor Azure Functions Azure Blob Storage MSSQL Scrum Miro

Full-Stack Software Engineer

Manulife IT Delivery Center

Oct 2021 - Oct 2022 (1 year)

Designed and developed RESTful APIs using .NET Core, deploying to Pivotal Cloud Foundry via Jenkins. Practiced TDD and optimized stored procedures for high-volume data processing.

.NET Core REST APIs Jenkins PCF (Pivotal Cloud Foundry)Test Driven Development MSSQL Stored Procedures SonarQube

Software Engineer

Organizational Support Services, Inc.

Jan 2019 - Mar 2021 (2 years 2 months)

Maintained and optimized enterprise web applications, developed reusable components, and wrote complex SQL and MongoDB queries. Led deployments to development and staging environments.

SQL MongoDB Web Applications Agile Deployment QA Coordination

Software Engineer

Kinpo Electronics, Inc.

Oct 2015 - Feb 2018 (2 years 4 months)

Ported Windows 3D application tools to macOS using Qt framework and developed cross-platform UI components in C++. Integrated OpenGL-based visualization modules for real-time monitoring.

Qt Framework C++OpenGL Cross Platform Development MacOS Windows