I’m a Senior Full-Stack Developer with over 15 years of experience delivering robust web and desktop apps using Microsoft technologies (.NET, C#) and modern JavaScript frameworks (Angular, React). I excel at designing and deploying scalable microservices, REST APIs, and frontend solutions, and I thrive in Agile environments with a strong DevOps mindset. What sets me apart are hands-on cloud deployment to Azure and AWS, strong Git-based version control and CI/CD discipline, leadership experience as Tech Lead and Scrum Master, cluster management with Rancher and Kubernetes, and robust observability using Grafana. I bring solid backend expertise (C#, .NET, Golang, SQL Server, Entity Framework) and a proven track record of tests (xUnit, NUnit, Moq, FakeItEasy).

Jessica Karin Mejía García

I’m a Senior Full-Stack Developer with over 15 years of experience delivering robust web and desktop apps using Microsoft technologies (.NET, C#) and modern JavaScript frameworks (Angular, React). I excel at designing and deploying scalable microservices, REST APIs, and frontend solutions, and I thrive in Agile environments with a strong DevOps mindset. What sets me apart are hands-on cloud deployment to Azure and AWS, strong Git-based version control and CI/CD discipline, leadership experience as Tech Lead and Scrum Master, cluster management with Rancher and Kubernetes, and robust observability using Grafana. I bring solid backend expertise (C#, .NET, Golang, SQL Server, Entity Framework) and a proven track record of tests (xUnit, NUnit, Moq, FakeItEasy).

Available to hire

I’m a Senior Full-Stack Developer with over 15 years of experience delivering robust web and desktop apps using Microsoft technologies (.NET, C#) and modern JavaScript frameworks (Angular, React). I excel at designing and deploying scalable microservices, REST APIs, and frontend solutions, and I thrive in Agile environments with a strong DevOps mindset.

What sets me apart are hands-on cloud deployment to Azure and AWS, strong Git-based version control and CI/CD discipline, leadership experience as Tech Lead and Scrum Master, cluster management with Rancher and Kubernetes, and robust observability using Grafana. I bring solid backend expertise (C#, .NET, Golang, SQL Server, Entity Framework) and a proven track record of tests (xUnit, NUnit, Moq, FakeItEasy).

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Language

Spanish; Castilian
Fluent
English
Fluent
Japanese
Intermediate

Work Experience

Full Stack Developer at SKIMMER
June 1, 2025 - November 18, 2025
Developed full-stack features using .NET Framework 4.8/.NET 9.0 and React, including customer management, lead tracking, and invoicing systems. Built RESTful APIs with Entity Framework, implemented FluentValidation and AutoMapper; migrated legacy MVC/jQuery to modern React; designed SQL Server schemas for multi-tenant architecture with soft deletes; wrote unit tests with xUnit, FakeItEasy, and FluentAssertions; participated in Agile ceremonies and feature flag management.
Fullstack .NET Developer at Orion Innovation (PWC project)
May 1, 2025 - August 4, 2025
Designed and implemented CI/CD pipelines using YAML for automated builds and deployments; containerized legacy financial applications with Docker; implemented secure secrets management with enterprise vault; built build automation workflows including dependency management, testing and artifact generation; collaborated with cross-functional teams to establish DevOps standards and streamline development processes.
Microservices Developer / SRE Manager at ALTEN MÉXICO
April 1, 2022 - April 1, 2025
Built scalable microservices using Golang and Redis; led the first Cluster Management team across the Americas; deployed and orchestrated containers with Kubernetes CLI and Rancher; monitored pods, containers and nodes; resolved incidents with kubectl; created observability dashboards in Grafana for real-time metrics; ensured application reliability with robust CI/CD pipelines.
NET Developer at SOFTTEK MÉXICO
April 1, 2022 - September 1, 2024
Maintained and developed REST APIs using .NET 6, ASP.NET, and legacy .NET Framework 4.5/4.7; automated long-running business processes to reduce manual interventions and concurrency issues; refactored services for performance and scalability; managed SQL Server objects; implemented DevOps pipelines with Docker and AWS CLI.
NET Developer at ARKUSNEXUS MÉXICO
July 1, 2021 - April 1, 2022
Developed components using C# .NET Core 3.1, MVC, Razor, Angular 11 and React; designed and optimized T-SQL scripts; used monitoring tools (New Relic and SEQ); managed orchestration with Kubernetes and deployed to Azure App Services.
SENIOR .NET DEVELOPER at GLOBAL MASTER MÉXICO
September 1, 2020 - June 1, 2021
Built desktop applications with WPF and C#; designed and consumed REST/SOAP APIs (WCF); migrated a legacy WPF desktop application to a web-based solution using AngularJS; modernized backend by converting SOAP-based APIs to REST on .NET Core 3.1; developed features with Entity Framework and SQL Server 2018.
SENIOR .NET DEVELOPER at QUALTOP SYE SOFTWARE (FOVISSSTE)
July 1, 2020 - August 1, 2020
Delivered applications using .NET Framework 4.5 with MVC; managed relational data in Oracle 12c; built web components with HTML/CSS/Bootstrap; implemented unit tests with XUnit.
SENIOR .NET DEVELOPER at FREIGHT IDEAS (CONADE)
February 1, 2020 - June 1, 2020
Developed web systems using ASP.NET MVC with Razor views and C#; managed PHP Laravel modules for administrative workflows and document management; implemented client-side interactivity with JavaScript/jQuery; optimized SQL Server queries and stored procedures; generated Crystal Reports; integrated QR code generation for document verification and tracking; ensured cross-platform API responses between .NET and PHP systems.
FRONT END DEVELOPER at BANCO AZTECA
November 1, 2019 - February 1, 2020
Built UI components with Vue.js and jQuery to modernize internal banking tools; integrated within ASP.NET MVC backend; consumed REST and SOAP services; supported modernization with responsive, interactive modules; used MongoDB and SQL Server 2012 for data access.
WEB DEVELOPER / DATABASE ADMIN / TEAM LEAD at POLICÍA FEDERAL
March 1, 2016 - November 1, 2019
Led the development of the first internal document control system; managed end-to-end SDLC; grew and led a team of 3 engineers; coordinated requirements with administrative departments; automated workflows for HR, finance, procurement and document management; built .NET (C#), JavaScript/jQuery applications and SQL Server-based data models.
.NET DEVELOPER at ANA COMPAÑÍA DE SEGUROS
November 1, 2015 - March 1, 2016
Developed applications using .NET C# Framework 4.5 with MVC and Razor; built PHP modules; managed MySQL database; used NUnit; built tests and maintained SQL Server 2018.
Developer at ESIME CULHUACAN, IPN
January 1, 2010 - December 31, 2011
Developed desktop applications using Visual Basic .NET and Windows Forms; created database-driven apps with SQL Server; built reporting solutions with Crystal Reports; contributed to system maintenance and enhancements.
VB Developer at Freelance Projects
January 1, 2006 - December 31, 2010
Designed and developed custom desktop applications using Visual Basic 6.0 and Visual FoxPro for small businesses; built inventory and POS systems; created databases with SQL Server; implemented custom reporting and data export features.

Education

Master’s in Full Stack Web Development at Tecschool (INESDI Business School)
January 1, 2023 - January 1, 2024
B.Sc. in Computer Engineering at Instituto Politécnico Nacional, ESIME Culhuacán
January 1, 2008 - January 1, 2012
Technological Baccalaureate in Computer Technician at CETyS #49
January 1, 2005 - January 1, 2008

Qualifications

Azure Fundamentals
April 1, 2023 - May 1, 2023
Data Fundamentals
April 1, 2023 - May 1, 2023
AI Fundamentals – Smart Data
April 1, 2023 - May 1, 2023
Kubernetes for Beginners
January 11, 2030 - January 17, 2026
CKAD
January 11, 2030 - January 17, 2026
React Native: iOS & Android Native Apps
January 11, 2030 - January 17, 2026
Golang
January 11, 2030 - January 17, 2026
Full Stack JavaScript Frameworks (Angular, React, Vue)
January 11, 2030 - January 17, 2026
ASP MVC Applications
January 11, 2030 - January 17, 2026
JS, jQuery, Angular 8, NodeJS
January 11, 2030 - January 17, 2026
Responsive Web Development
January 11, 2030 - January 17, 2026
SCRUM Fundamentals
January 1, 2019 - January 17, 2026

Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Telecommunications