Jesús Hernández

Senior Full Stack Developer & Tech Lead

Specialized in enterprise web applications, scalable backend architecture & high-performing engineering teams.

6+ years building and scaling software for corporate and high-compliance environments like Walmart and Claro — leading engineering teams, modernizing legacy systems into microservices, and shipping secure, production-ready features fast.

Years experience

19+

Projects delivered

Certifications

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About Me

Fullstack Lead with 6+ years specializing in .NET Core, React, and SQL Server, accustomed to high-demand corporate and financial environments (Walmart, Claro). Experienced in leading technical teams of up to 6 people and coordinating external vendors in full development cycles. I have led migrations from legacy systems (.NET Framework to .NET Core) to RESTful microservices architectures, applying secure coding practices and vulnerability prevention. Focus on high-impact deliverables, CI/CD, and process automation.

Jesus-Macbook — bash

Professional Experience

Companies, roles, and measurable impact

August 2025 – Present

Developed key full-stack features for critical flows such as orders and billing, establishing the architectural foundation.
Resolved critical production incidents (mobile apps and backend), improving MTTR by 40%.
Collaborated with the QA team to ensure system stability, using AI tools to accelerate value delivery and bug resolution.
Migrated 177 GraphQL operations and stabilized merchandising rules across Central America VTEX storefronts.

September 2024 – August 2025

August 2023 – March 2025

June 2022 – July 2023

Leadership & mentorship

Leading technical teams, coordinating vendors, and mentoring developers through complex delivery cycles.

Showing most recent roles.

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Skills

Areas of Expertise

I have a diverse skill set, developed through my education and professional experiences.

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Soft Skills

Teamwork

I enjoy collaborating and learning from others.

Problem Solving

I am adept at finding effective solutions.

Goal-Oriented

I set objectives and work hard to achieve them.

Adaptability

I easily embrace new technologies and frameworks.

Time Management

I prioritize tasks and optimize efficiency.

Leadership

I take charge, assume responsibilities, and direct tasks.

Responsibility

I take ownership and follow through on commitments.

Commitment

I stay dedicated and deliver consistent results.

Portfolio

Best Projects

I am proud of the work I have completed throughout my career.