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Hello, I'm Jaime Pena, a software engineer with experience building applications using Java, JavaScript, Python, SQL databases, and REST APIs across web, mobile, and cross-platform systems. I have a strong foundation in object-oriented programming, debugging, and delivering reliable software in Agile team environments. In my roles as a team lead and engineer, I enjoy turning designs into polished products, building scalable workflows, and collaborating across disciplines to ship features that users love.…Hello, I'm Jaime Pena, a software engineer with experience building applications using Java, JavaScript, Python, SQL databases, and REST APIs across web, mobile, and cross-platform systems. I have a strong foundation in object-oriented programming, debugging, and delivering reliable software in Agile team environments. In my roles as a team lead and engineer, I enjoy turning designs into polished products, building scalable workflows, and collaborating across disciplines to ship features that users love.

Jaime Pena

Web Developer, Programmer, Developer, +4

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Hello, I'm Jaime Pena, a software engineer with experience building applications using Java, JavaScript, Python, SQL databases, and REST APIs across web, mobile, and cross-platform systems. I have a strong foundation in object-oriented programming, debugging, and delivering reliable software in Agile team environments. In my roles as a team lead and engineer, I enjoy turning designs into polished products, building scalable workflows, and collaborating across disciplines to ship features that users love.…Hello, I'm Jaime Pena, a software engineer with experience building applications using Java, JavaScript, Python, SQL databases, and REST APIs across web, mobile, and cross-platform systems. I have a strong foundation in object-oriented programming, debugging, and delivering reliable software in Agile team environments. In my roles as a team lead and engineer, I enjoy turning designs into polished products, building scalable workflows, and collaborating across disciplines to ship features that users love.

Available to hire

Hello, I’m Jaime Pena, a software engineer with experience building applications using Java, JavaScript, Python, SQL databases, and REST APIs across web, mobile, and cross-platform systems. I have a strong foundation in object-oriented programming, debugging, and delivering reliable software in Agile team environments.

In my roles as a team lead and engineer, I enjoy turning designs into polished products, building scalable workflows, and collaborating across disciplines to ship features that users love.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Spanish; Castilian

Fluent

Work Experience

Software Engineering Team Lead at Kashmir World Foundation

September 1, 2025 - December 1, 2025

Led development of mobile and desktop apps used for bioacoustics research; Built React Native features for iOS and Android, including offline storage and syncing between devices; Helped manage app testing and releases through TestFlight and Google Play; Worked with team members remotely to plan features, review code, and fix bugs; Improved app reliability by troubleshooting sync and data issues.

Software Engineering Team Lead at Kashmir World Foundation

June 1, 2025 - September 1, 2025

Built and updated mobile app features using React Native and Expo; Worked on exporting, syncing, and storing research data securely across devices; Fixed bugs related to app storage, migrations, and synchronization; Helped improve app performance and day-to-day usability for researchers.

Web Developer Team Lead at Rise Up Roses

March 1, 2025 - Present

Built and updated website pages using HTML, CSS, JavaScript, and WordPress; Turned Figma designs into live web pages; Added forms, popups, and interactive features to improve user engagement; Fixed layout and usability issues across devices and browsers.

Software Engineering Intern at TANTV

December 1, 2024 - March 1, 2025

Developed frontend features using React, Next.js, and TypeScript; Built reusable UI components and connected them to backend APIs; Worked on authentication and session handling for web users; Helped improve accessibility and responsiveness across the platform.

Software Engineering Intern at Kashmir World Foundation

June 1, 2025 - September 1, 2025

Built and maintained application features using JavaScript/TypeScript in cross-platform production systems; Improved reliability by debugging synchronization, storage, and migration issues; Helped maintain clean modular code following software engineering best practices; Supported testing and validation of application workflows across environments.