Mel Labio

Senior .NET engineer with 9 years of commercial C#/.NET experience and 6+ years on Microsoft Azure, building Angular and TypeScript front ends on ASP.NET Core back ends. Leads a cross-functional team on a production document-processing platform (.NET 10, Angular 20, MongoDB, Azure Event Hubs, Kubernetes), keeping it current, secure and under a 100% coverage gate. Uses AI-assisted and agentic tools (Claude Code, MCP) daily while reviewing and owning the output.

Fully remote since 2018; works directly with stakeholders in clear English.

Senior Software Engineer at Nelnet Philippines Inc. (2023-10 – Present)

• Lead a cross-functional team of 3 developers and 1 QA. Work directly with the Project Manager, with no Business Analyst, to turn business needs into technical designs.
• Lead developer on a document-entry platform where 50–100 operators process scanned financial-aid documents in batches, built as ASP.NET Core services and an Angular app on Kubernetes. Joined at the prototype stage and helped build it into the production platform.
• Built the batch-queue workflow end to end, from MongoDB data access through the Web API to the Angular UI, including queue monitoring and batch cancellation, and integrated Azure Event Hubs messaging.
• Built operator-accuracy and inspection reports with Excel export. To speed up reporting, moved report queries to MongoDB aggregation pipelines and added a tiered report-batch cache (24 h for past dates, 5 min for today).
• Carried out the Angular 18 and 19 upgrades and am running the Angular 21 upgrade; dropped.NET 7 targets from shared libraries, moved Serilog to v4, and migrated a test suite from xUnit v2 to v3.
• Closed broken-access-control gaps (OWASP A01) in two services, one from an external pentest: server-side report permissions, and authorization plus a tenant policy on an endpoint open to anonymous callers.
• Wrote Playwright end-to-end tests, API integration tests and unit tests (xUnit, Moq), and ship under a 100% line- and-branch coverage gate (Angular suite: 722 unit tests).
• Set coding standards, run code reviews and mentor junior developers; brought AI-assisted development into the team's daily workflow and wrote its guides for using and versioning shared Claude Code skills.
• Stack: C#,.NET 10, ASP.NET Core Web API, Angular 20, TypeScript, Angular Material, MongoDB, Azure Event Hubs, Kubernetes / Helm, Azure DevOps Pipelines, NSwag, Serilog, Datadog, Playwright, xUnit, Moq

Backend Developer at EG Funds Philippines (2022-05 – 2023-09)

• Worked on FLNT, a commercial real-estate intelligence platform that brings property data from many sources into one dashboard for investors, brokers and analysts.
• Built RESTful APIs and integrated 5 third-party data services, improving data-exchange efficiency by 30%.
• Applied CQRS and Domain-Driven Design to make backend services easier to maintain and scale.
• Profiled and optimized backend code and SQL Server queries for fast, efficient processing.
• Stack: C#,.NET, SQL Server, Azure

Full-Stack Software Engineer at Lemontech IT Solutions (2020-02 – 2022-05)

• Worked on OPTX, an AI-driven data-analytics platform that turns casino operators' internal and external data into insights for slots, marketing and player development.
• Built backend features with.NET Core and CQRS, with data access through SQL Server stored procedures.
• Stack: C#,.NET Core, CQRS, SQL Server (stored procedures), Angular, Azure

Full-Stack Software Engineer at Devpartners Philippines Inc. (2018-08 – 2020-02)

• Built the company's employee portal from scratch in React, used by 150+ employees, with attendance monitoring, payroll and benefits modules (1 year).
• Designed and built the backend API for PartBNB, a client platform, from scratch.
• Built and maintained full-stack applications with.NET MVC back ends and Angular / AngularJS front ends.
• Developed.NET Core APIs, improved performance, and refactored C# code for maintainability.
• Stack: C#,.NET Core, ASP.NET MVC, React, Angular, AngularJS

Software Developer at Note-e-fied Inc. (2017-07 – 2018-08)

• Developed web applications with ASP.NET MVC and C# on a robust, scalable back end.
• Built responsive interfaces with AngularJS, jQuery and Bootstrap 3.
• Designed and optimized SQL Server databases: complex queries, stored procedures and indexing.
• Stack: ASP.NET MVC, C#, AngularJS, jQuery, SQL Server, Bootstrap 3, SVN

Information Technology in Software Engineering – University of the Immaculate Conception (2013 – 2017)