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I am a senior solutions architect with more than 15 years of experience designing end‑to‑end architectures for complex digital ecosystems across multi‑platform environments. I specialize in CMS platforms, API design and integration, workflow automation, cloud infrastructure, and secure data architectures. I have a proven track record of building and standardizing integrations across heterogeneous systems, implementing governance and security controls, and designing scalable content platforms. I thrive in regulated data environments such as healthcare and government operations, and I enjoy leading digital transformation initiatives from infrastructure to application layers. I bring a hands‑on, collaborative approach to architecture reviews and technical leadership, with a focus on delivering practical, scalable solutions while maintaining governance and security. My freelance experience has sharpened my ability to adapt to diverse business contexts and stakeholder needs, delivering measurable improvements in interoperability, security, and operational efficiency.…I am a senior solutions architect with more than 15 years of experience designing end‑to‑end architectures for complex digital ecosystems across multi‑platform environments. I specialize in CMS platforms, API design and integration, workflow automation, cloud infrastructure, and secure data architectures. I have a proven track record of building and standardizing integrations across heterogeneous systems, implementing governance and security controls, and designing scalable content platforms. I thrive in regulated data environments such as healthcare and government operations, and I enjoy leading digital transformation initiatives from infrastructure to application layers. I bring a hands‑on, collaborative approach to architecture reviews and technical leadership, with a focus on delivering practical, scalable solutions while maintaining governance and security. My freelance experience has sharpened my ability to adapt to diverse business contexts and stakeholder needs, delivering measurable improvements in interoperability, security, and operational efficiency.

Miguel Oscar Yesán Rosillo

Full Stack Developer, CMS Developer, Web Developer, +6

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I am a senior solutions architect with more than 15 years of experience designing end‑to‑end architectures for complex digital ecosystems across multi‑platform environments. I specialize in CMS platforms, API design and integration, workflow automation, cloud infrastructure, and secure data architectures. I have a proven track record of building and standardizing integrations across heterogeneous systems, implementing governance and security controls, and designing scalable content platforms. I thrive in regulated data environments such as healthcare and government operations, and I enjoy leading digital transformation initiatives from infrastructure to application layers. I bring a hands‑on, collaborative approach to architecture reviews and technical leadership, with a focus on delivering practical, scalable solutions while maintaining governance and security. My freelance experience has sharpened my ability to adapt to diverse business contexts and stakeholder needs, delivering measurable improvements in interoperability, security, and operational efficiency.…I am a senior solutions architect with more than 15 years of experience designing end‑to‑end architectures for complex digital ecosystems across multi‑platform environments. I specialize in CMS platforms, API design and integration, workflow automation, cloud infrastructure, and secure data architectures. I have a proven track record of building and standardizing integrations across heterogeneous systems, implementing governance and security controls, and designing scalable content platforms. I thrive in regulated data environments such as healthcare and government operations, and I enjoy leading digital transformation initiatives from infrastructure to application layers. I bring a hands‑on, collaborative approach to architecture reviews and technical leadership, with a focus on delivering practical, scalable solutions while maintaining governance and security. My freelance experience has sharpened my ability to adapt to diverse business contexts and stakeholder needs, delivering measurable improvements in interoperability, security, and operational efficiency.

Available to hire

I am a senior solutions architect with more than 15 years of experience designing end‑to‑end architectures for complex digital ecosystems across multi‑platform environments. I specialize in CMS platforms, API design and integration, workflow automation, cloud infrastructure, and secure data architectures. I have a proven track record of building and standardizing integrations across heterogeneous systems, implementing governance and security controls, and designing scalable content platforms. I thrive in regulated data environments such as healthcare and government operations, and I enjoy leading digital transformation initiatives from infrastructure to application layers.

I bring a hands‑on, collaborative approach to architecture reviews and technical leadership, with a focus on delivering practical, scalable solutions while maintaining governance and security. My freelance experience has sharpened my ability to adapt to diverse business contexts and stakeholder needs, delivering measurable improvements in interoperability, security, and operational efficiency.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Beginner

Language

English

Advanced

Spanish; Castilian

Fluent

Italian

Intermediate

Work Experience

IT and Support Director at Sttil Technology

January 1, 2025 - Present

Overseeing IT infrastructure and support services to ensure reliable and efficient technology operations.

Software Architect at TimeGolds Services

October 31, 2024 - July 24, 2025

Designed and developed scalable software solutions, overseeing architectural decisions and software development best practices.

Software Architect (CRM Development) / Webmaster at FDR Real Estate

November 1, 2023 - Present

Developed CRM systems, managed web presence and administration, ensuring high performance and usability.

Software Architect (CRM Development) / Webmaster at Quality Mortgage

October 1, 2024 - Present

Responsible for CRM development and website management, improving customer relationship processes.

Director at Digital Bit Solutions E.I.R.L

January 1, 1995 - Present

Managing digital solutions and IT consultancy services for a wide range of clients, ensuring quality and timely delivery.

IT and Support Director at Sttil Technology

January 1, 2025 - Present

Directs IT and support operations, overseeing the design, implementation, and maintenance of IT systems to ensure optimal performance and security.

Software Architect at TimeGolds Services (Catalonia, Spain)

October 31, 2024 - July 24, 2025

Designed and architected software solutions, leading development teams to deliver high-quality applications tailored to client needs.

Software Architect (CRM Development) / Webmaster at FDR Real Estate (USA)

November 1, 2023 - Present

Led CRM development and maintained web presence, improving client relationship management and online visibility.

Software Architect (CRM Development) / Webmaster at Quality Mortgage (USA)

October 1, 2024 - Present

Spearheads CRM development and website administration to enhance customer service and operational efficiency.

Director at Digital Bit Solutions E.I.R.L

January 1, 1995 - Present

Founded and directed company activities focusing on IT consulting, software development, and technical training over many years.

Bilingual Technical Support Agent (Help Desk) at APEC 2008 (Lima)

December 31, 2008 - July 24, 2025

Provided bilingual technical support for international delegations during a major event, handling various IT issues efficiently.

Digital Transformation Lead (DTI) at 4Tickets, Spain

January 1, 2025 - April 30, 2025

Designed and implemented standardized integration libraries to unify communication between multiple client interfaces and heterogeneous CRM platforms. Defined interface contracts and data exchange models enabling consistent interoperability across different business systems. Performed a security audit on a production system, identified exposed API credentials in frontend code, and designed a secure proxy architecture relocating credentials to backend infrastructure. Established security and governance practices for system integrations and credential management.

IT Director at Sttil Technology, Spain

January 1, 2025 - Present

Led digital transformation replacing legacy platforms with a custom enterprise real estate CRM ecosystem. Architected multi‑functional CRM, deployed cloud infrastructure including VPS environments, repositories, and automated CI/CD pipelines. Developed multi‑franchise native mobile application integrated with backend architecture and deployed to production. Built enterprise development environment and infrastructure governance model.

Chief Technology Officer at TimeGolds Services, Spain

January 1, 2022 - December 31, 2024

Built complete technology infrastructure from zero including digital platforms and operational systems. Designed and implemented enterprise CRM managing drivers, partners, and operational workflows. Architected GPS tracking, attendance management, and digital signature capabilities for field operations. Designed multi‑role platform supporting administrators, drivers, and business partners. Implemented partner management architecture enabling hierarchical client relationships and transaction workflows.

Solutions Architect at FDR Real Estate, USA

January 1, 2023 - Present

Designed enterprise internal digital ecosystem and knowledge management platform. Built role‑based content and document management system for distributed workforce. Integrated multimedia training infrastructure combining external and internal content sources. Designed scalable asset organization architecture aligned to operational structure. Enabled collaborative information sharing across organization.

Project Lead at ITMOLABS, Chile

January 1, 2024 - December 31, 2024

Led remediation of compromised WordPress and Moodle infrastructures. Migrated platforms to secure VPS environment with hardened configurations. Implemented automated backup architecture and infrastructure recovery strategy.

CMS Architect at Clínica García‑Dihinx

January 1, 2023 - December 31, 2023

Built high‑performance medical website optimized for SEO and fast content delivery. Engineered performance optimization achieving sub‑3‑second load time. Structured digital medical content platform.

Education

Computer and Systems Engineer at Universidad Particular de Chiclayo

January 1, 1996 - December 31, 2002

Database Programmer at Universidad Nacional de Ingeniería

January 1, 1994 - December 31, 1994

Systems Analyst at Universidad Particular de Chiclayo

January 1, 1991 - December 31, 1994

Computer and Systems Engineer at Universidad Particular de Chiclayo

January 1, 1996 - December 31, 2002

Database Programmer at Universidad Nacional de Ingeniería (U.N.I)

January 1, 1994 - December 31, 1994

Systems Analyst at Universidad Particular de Chiclayo

January 1, 1991 - December 31, 1994

Computer Systems Engineering at Universidad Particular de Chiclayo

January 11, 2030 - April 5, 2026

Systems Analysis at Universidad Particular de Chiclayo

January 11, 2030 - April 5, 2026

Database Programming at National University of Engineering (UNI)

January 11, 2030 - April 5, 2026