Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Hi, I'm Daniel Crespo Miguel, a Certified Multiplatform Application Developer with experience across different companies and environments. I specialize in building and optimizing high-performance applications with a strong focus on user experience. My background in other sectors has strengthened my communication, adaptability and work ethic. I'm highly motivated by continuous learning and committed to delivering value in every project I participate in.…Hi, I'm Daniel Crespo Miguel, a Certified Multiplatform Application Developer with experience across different companies and environments. I specialize in building and optimizing high-performance applications with a strong focus on user experience. My background in other sectors has strengthened my communication, adaptability and work ethic. I'm highly motivated by continuous learning and committed to delivering value in every project I participate in.

Daniel Crespo Miguel

Web Developer, Front-End Developer, App Developer, +2





Hi, I'm Daniel Crespo Miguel, a Certified Multiplatform Application Developer with experience across different companies and environments. I specialize in building and optimizing high-performance applications with a strong focus on user experience. My background in other sectors has strengthened my communication, adaptability and work ethic. I'm highly motivated by continuous learning and committed to delivering value in every project I participate in.…Hi, I'm Daniel Crespo Miguel, a Certified Multiplatform Application Developer with experience across different companies and environments. I specialize in building and optimizing high-performance applications with a strong focus on user experience. My background in other sectors has strengthened my communication, adaptability and work ethic. I'm highly motivated by continuous learning and committed to delivering value in every project I participate in.

Available to hire

Hi, I’m Daniel Crespo Miguel, a Certified Multiplatform Application Developer with experience across different companies and environments. I specialize in building and optimizing high-performance applications with a strong focus on user experience.

My background in other sectors has strengthened my communication, adaptability and work ethic. I’m highly motivated by continuous learning and committed to delivering value in every project I participate in.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

In-House iOS Developer at Adidas

September 1, 2024 - March 1, 2025

Development and maintenance of iOS applications using Swift, SwiftUI, UIKit, Core Data and UserDefaults. Implementation of new features, bug fixing and performance optimization. Consumption of REST APIs and data handling using JSON. Teamwork under SCRUM methodology, using Git and Jira. Collaboration with designers and developers to improve user experience.

Logistics Operator at Abroad International Flex Job B.V.

January 1, 2024 - July 1, 2024

Developed skills in teamwork, discipline, and effective communication in a multicultural environment. Quickly adapted to international standards and various working methods. Met objectives in dynamic and demanding contexts.

Multi-skilled Operator at Insurance services company

January 1, 2023 - October 1, 2023

Carried out plumbing, masonry, and painting work for insurance claims. Coordinated with various teams and clients, ensuring quality and deadlines. Developed adaptability, communication, and problem-solving skills in dynamic environments.

Junior Web Developer at ZetaPlus

October 1, 2025 - Present

Participation in the creation and layout of websites for various corporate projects. Design and development of interfaces aligned with each client’s visual identity and optimized for all devices (responsive design). Active involvement in continuous improvement of design processes and in the search for creative solutions for new projects.