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Hi, I'm Victor Sanchez Castellanos, a Software Engineer specializing in backend and enterprise systems. I design, build, and maintain scalable backend services, APIs, data processing workflows, and integration solutions, collaborating with cross-functional teams to deliver reliable software and measurable business value. I am currently pursuing a Master's Degree in Software Engineering Management and Engineering, expanding my expertise in system design, architecture, and technology leadership to drive enterprise initiatives across business units.…Hi, I'm Victor Sanchez Castellanos, a Software Engineer specializing in backend and enterprise systems. I design, build, and maintain scalable backend services, APIs, data processing workflows, and integration solutions, collaborating with cross-functional teams to deliver reliable software and measurable business value. I am currently pursuing a Master's Degree in Software Engineering Management and Engineering, expanding my expertise in system design, architecture, and technology leadership to drive enterprise initiatives across business units.

Victor Sanchez Castellanos

Back-End Developer, Full Stack Developer, Web Developer, +2

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Hi, I'm Victor Sanchez Castellanos, a Software Engineer specializing in backend and enterprise systems. I design, build, and maintain scalable backend services, APIs, data processing workflows, and integration solutions, collaborating with cross-functional teams to deliver reliable software and measurable business value. I am currently pursuing a Master's Degree in Software Engineering Management and Engineering, expanding my expertise in system design, architecture, and technology leadership to drive enterprise initiatives across business units.…Hi, I'm Victor Sanchez Castellanos, a Software Engineer specializing in backend and enterprise systems. I design, build, and maintain scalable backend services, APIs, data processing workflows, and integration solutions, collaborating with cross-functional teams to deliver reliable software and measurable business value. I am currently pursuing a Master's Degree in Software Engineering Management and Engineering, expanding my expertise in system design, architecture, and technology leadership to drive enterprise initiatives across business units.

Available to hire

Hi, I’m Victor Sanchez Castellanos, a Software Engineer specializing in backend and enterprise systems. I design, build, and maintain scalable backend services, APIs, data processing workflows, and integration solutions, collaborating with cross-functional teams to deliver reliable software and measurable business value.

I am currently pursuing a Master’s Degree in Software Engineering Management and Engineering, expanding my expertise in system design, architecture, and technology leadership to drive enterprise initiatives across business units.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

SWE & App Arch Assoc Prin Engineer at PepsiCo

July 1, 2025 - Present

Support LATAM enterprise technology initiatives involving MC1/WTM applications, business-critical integrations, audit/control capabilities, and SAP S/4HANA migration readiness. Define and refine Azure DevOps features, user stories, acceptance criteria, interface documentation, testing scope, readiness packs, and traceability deliverables for vendor and internal execution. Analyze integration scenarios across MC1/WTM, SAP PO, DDH/DIH, OCH, Salesforce, API gateways, IAM components, and vendor-managed services to clarify ownership, access, environment readiness, and expected behavior. Coordinate technical delivery with vendors, DevOps, Infrastructure, DBA, QA, Architecture, business owners, and control/audit stakeholders to reduce ambiguity, identify risks, and align execution plans. Contribute to testing strategy, cutover planning, evidence structure, report integrity analysis, controlled user inactivation requirements, and operational readiness for enterprise systems. Support technical

Subdirector de Sistemas Administrativos / Senior Full-Stack Engineer at Secretaria de la Funcion Publica

April 1, 2023 - July 1, 2025

Led development of SIIPPG using Java, Angular, and PostgreSQL for enterprise-level government data and administrative workflows. Designed and implemented RESTful APIs using Vert.x and jOOQ for role-based permissions, batch data processing, reporting, and administrative operations. Developed Angular frontend modules with reusable components, dynamic interfaces, Angular Material, and RxJS. Built GitLab CI/CD pipelines for Docker-based deployments, automated releases, and rollback strategies. Optimized SQL queries over large datasets with millions of records, reducing response time by approximately 40%. Listed as co-author of transformation for the officially registered SIIPP-G software system, classified as a computer program by Mexico’s National Copyright Registry. Registration No. 03-2024-100409325600-01. Mentored junior developers on clean code, testing practices, modular design, and microservice-oriented architecture.

Software Developer at Centro de Evaluacion y Control de Confianza / Secretaria de Seguridad Publica

September 1, 2018 - March 1, 2023

Developed and maintained PHP/MySQL systems to automate multi-stage evaluation workflows for public security personnel. Implemented modular relational data models, dynamic forms, validations, authentication, authorization, and role-based access control. Improved operational tracking and reduced manual data-entry errors across medical, toxicology, psychology, polygraph, socioeconomic, and integration evaluation areas.

Software Developer at Nestle Mexico S.A. de C.V.

January 1, 2015 - August 1, 2018

Implemented and configured E-TEST, a proprietary psychometric testing platform used by HR recruitment teams. Automated psychometric testing workflows and improved candidate evaluation efficiency.

Software Developer at Independent / External Provider

January 1, 2013 - July 1, 2025

Designed and delivered custom software solutions including E-TEST psychometric platform, inventory/POS systems, electronic invoicing modules, and administrative web applications. Developed frontend and backend modules using PHP, JavaScript, MySQL, PostgreSQL, MongoDB, and related web technologies.