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Hi, I'm Iván Díaz Capilla, a Full Stack Developer passionate about creating scalable web applications and delivering high-quality software. I have hands-on experience in JavaScript, React, and automation testing, and I enjoy optimizing performance and integrating APIs to improve system efficiency. I love collaborating in agile teams to drive innovation and continuously enhance my skills. Working at IBM has given me the opportunity to develop virtual assistants, automate testing processes, and deploy applications to the cloud, making software more reliable and user-friendly.…Hi, I'm Iván Díaz Capilla, a Full Stack Developer passionate about creating scalable web applications and delivering high-quality software. I have hands-on experience in JavaScript, React, and automation testing, and I enjoy optimizing performance and integrating APIs to improve system efficiency. I love collaborating in agile teams to drive innovation and continuously enhance my skills. Working at IBM has given me the opportunity to develop virtual assistants, automate testing processes, and deploy applications to the cloud, making software more reliable and user-friendly.

Iván Díaz Capilla

Full Stack Developer, Developer, Web Developer, +3

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Hi, I'm Iván Díaz Capilla, a Full Stack Developer passionate about creating scalable web applications and delivering high-quality software. I have hands-on experience in JavaScript, React, and automation testing, and I enjoy optimizing performance and integrating APIs to improve system efficiency. I love collaborating in agile teams to drive innovation and continuously enhance my skills. Working at IBM has given me the opportunity to develop virtual assistants, automate testing processes, and deploy applications to the cloud, making software more reliable and user-friendly.…Hi, I'm Iván Díaz Capilla, a Full Stack Developer passionate about creating scalable web applications and delivering high-quality software. I have hands-on experience in JavaScript, React, and automation testing, and I enjoy optimizing performance and integrating APIs to improve system efficiency. I love collaborating in agile teams to drive innovation and continuously enhance my skills. Working at IBM has given me the opportunity to develop virtual assistants, automate testing processes, and deploy applications to the cloud, making software more reliable and user-friendly.

Available to hire

Hi, I’m Iván Díaz Capilla, a Full Stack Developer passionate about creating scalable web applications and delivering high-quality software. I have hands-on experience in JavaScript, React, and automation testing, and I enjoy optimizing performance and integrating APIs to improve system efficiency.

I love collaborating in agile teams to drive innovation and continuously enhance my skills. Working at IBM has given me the opportunity to develop virtual assistants, automate testing processes, and deploy applications to the cloud, making software more reliable and user-friendly.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Full Stack Developer at IBM

January 1, 2021 - June 1, 2024

Developed and maintained a virtual assistant for the purchasing department, which reduced response time by 30%. Implemented RESTful APIs that improved system efficiency by 20%. Led frontend performance optimization using React, reducing loading times by 40%. Automated testing with Jest and Selenium, decreasing production errors by 35%. Managed tasks with Jira and participated in code reviews to ensure best practices. Deployed applications on IBM Cloud to improve system reliability.

Intern Student at IBM

January 1, 2020 - January 1, 2021

Automated functional testing to improve test coverage. Debugged and troubleshot issues in existing applications. Documented code changes for better maintainability. Assisted in project management and conducted demo presentations.

Intern Student at IBM

December 31, 2021 - August 2, 2025

Automated functional testing, improving test coverage. Debugged and troubleshot issues in existing applications. Documented code changes for better maintainability. Assisted in project management and conducted demo presentations.

Full Stack Developer at IBM

January 1, 2021 - Present

Developed and maintained a virtual assistant for the purchasing department. Implemented RESTful APIs that improved system efficiency. Led frontend performance optimization in React. Automated testing with Pytest and Selenium. Managed tasks using Jira and participated in code reviews to ensure best practices. Deployed applications to IBM Cloud, improving system reliability.