Freelancer profile translated to English.
Back to original languageAbout Jesus Luis Fernando
I have almost 18 years of professional experience, during which I have had the opportunity to participate in projects aimed at improving the end-user experience. During this time, I have held various roles, from generating proposals and project estimates to analyzing, designing architectures, and developing solutions. I believe that any challenge can be overcome with solid knowledge, experience, and the support of a team through effective communication.
I have always strived to generate robust and reliable solutions, prioritizing cost optimization while maintaining quality in deliveries.
Throughout my career, I have maintained a commitment to acquiring new knowledge and adapting to emerging tools.
I am confident that with my experience and analytical skills, I can effectively contribute to solving present challenges by generating value propositions for the company.
Spanish
Native or bilingual
English
Conversational
Remote only
Primarily works remotely
Experience
- INETUM–Solutions ArchitectE-COMMERCEAugust 2025 - Today (1 year)Ciudad de México, Mexico• ● Generation of a solution based on Java microservices with CQRS and Hexagonal patterns with a shared database, to achieve high performance in information querying, with a target of a maximum of 200,000 concurrent users daily.• ● Generation of development guidelines for the correct separation of functions between layers, minimizing the image size of PODs for lower CPU and RAM consumption, thereby achieving cost reduction.• ● Optimization of loading and unloading processes through the use of partitions, views, and materialized views in conjunction with batch inserts.• ● Development of a solution for an international supermarket chain (4+1 documentation).• ● Deployment of applications in Azure using a proprietary Framework.• ● Basic configuration in Kubernetes.• ● Support in database model design for Postgres.• ● Generation of objects such as functions, types, triggers, and views for optimization of data processing and utilization of information return to the backend.• ● Development and deployment in Kubernetes of Java 21 microservices (Spring / Eclipselink / Jetty).• ● Problem-solving during SonarQube reviews.• ● Technical and knowledge support to the work team.
- VASS Latam–Solutions Architect, Technical LeadRETAIL (LARGE RETAILERS)September 2023 - August 2025 (1 year and 11 months)Ciudad de México, Mexico• ● Development of solutions for a department store chain.• ● Development and deployment of service applications in Anypoint (Mulesoft), performing integrations with databases, Pub/Sub, schedulers, workflow optimization, DWL libraries, and deployment configuration (VCores and memory).• ● Integration of applications in Azure for deployment in Google's GKE.• ● Basic configuration in Kubernetes, Ingress, topics, and subscriptions in Pub/Sub.• ● Basic creation in APIGEE and DataFlows.• ● Generation of replicas for SQL Server (CDC) and Postgres (Publications/Subscriptions and Slots).• ● Generation of solutions with DDD patterns implemented in Java microservices.• ● Deployment and implementation in Kubernetes of Java 17 microservices (Spring Hibernate) and Angular frontend.• ● Problem-solving during SonarQube, TMAS, Checkmarx reviews.
- Sibyla ITTechnical Lead and Software DeveloperPUBLIC SECTORJune 2017 - September 2023 (6 years and 3 months)Santiago de Querétaro, Mexico• ● Direction and integration of a work team for the development of on-demand applications and enterprise products. Generation of ER, 4+1, and C4 documentation for project delivery.• ● Evaluation and development of add-ons for the Latin American Health Organization.• ● Development of a biometric system under AFIS standards and a statistical system in Guadalajara.• ● Development for a banking entity on regulatory reports for the CNBV and expected loss calculations (PCE).• ● Support in technology evaluation for convenience store systems nationwide.• ● Definition of architecture, planning, and development of an ERP project for resource management and control and confidence evaluations.• ● Configuration of Linux virtual servers and implementation of secure tunnels in SSHFS.• ● Taught a workshop and lecture on Big Data (Pig, Spark, Scala).• ● Restructuring of data model (MySQL to Postgres) for a national-level company, as well as optimization of data loading and online processing, Oracle.• ● Development of a control system, consulting, and coordination of technical support for a company in Houston, TX, USA.• ● Implementation of services in OpenShift.• ● Development of a project for notary management (Colombia), configuration of OwnCloud services (Spreed.Me), system for Co-Working, web scraping for pawn shops, system for school transportation, credit systems for Santander Mexico, system for administration of economic aid distribution to groups and communities, financial control system (Puebla), data model migration for a statistical and social data analysis company.• ● Active participation in the selection and evaluation of technical profiles for various projects.• ● Coordination and training of the work team under my charge.
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Education
- Systems EngineeringInstituto Tecnológico de Querétaro2006Ingenieria en Sistemas
- Technician in Fiscal Accounting Computing, High SchoolInstituto ISCCA2000Técnico en Computación Fiscal Contable, Bachillerato