Are you ready to be inspired, challenged, motivated to do your best, and have fun while you're at it? We are looking for a Freelance Mobile Engineer (i OS) to support the development of innovative digital products used by millions of users worldwide.
As part of an international product team in the automotive and mobility sector, you will contribute to the development of scalable mobile applications using modern i OS technologies, collaborating closely with engineers, product managers, and designers in an Agile environment.
At Mimacom, we develop cutting-edge software across industries such as banking, retail, manufacturing, life sciences, and automotive. Behind every product is a talented team working together to solve real-world challenges through technology.
What You'll Do
As part of a cross-functional product team in the automotive and mobility sector, you will: Develop i OS applications using Swift and Swift UI Build scalable and maintainable mobile features
Work with Swift Package Manager, Core Data, Firebase, and Contentful Integrate REST APIs and optimize application performance
Monitor and troubleshoot issues using Splunk and New Relic Collaborate across teams and contribute to engineering best practices
Participate in code reviews and architectural discussions
Ensure high-quality user experiences across i Phone and i Pad applications What You'll Need Experience developing i OS applications with Swift Strong knowledge of Swift UI Experience with Core Data, Firebase, and REST APIs
Experience with Contentful or other CMS platforms
Familiarity with Git Hub and modern development workflows




Understanding of i OS application architecture patterns such as MVVM Knowledge of Apple's Human Interface Guidelines and mobile best practices
Strong communication and teamwork skills
Professional English proficiency Nice to Have Experience with AWS, Phrase App, or Instabug Knowledge of i OS testing frameworks (XCTest, XCUITest)
Experience with CI/CD pipelines
Familiarity with Agile tools such as Jira, Confluence, and Slack Experience publishing and maintaining applications in the Apple App Store Exposure to analytics and monitoring tools in production environments
Freelance / Contractor position
Long-term collaboration
Remote within Spain
English-speaking international team What You Can Expect Work on a high-impact mobile product used by millions of users
Join a cross-functional team of experienced engineers, product managers, and designers
Contribute to modern i OS development using Swift and Swift UI Exposure to a large-scale digital ecosystem within the automotive industry
Modern engineering practices including Agile delivery, code reviews, CI/CD, and collaborative development workflows
Opportunity to influence technical decisions and contribute to product evolution Ways of Working Agile environment with regular team ceremonies
Close collaboration with distributed international teams
Focus on quality, ownership, and continuous improvement
Fast-paced product development with real business impact At Mimacom, we know that creative minds thrive on exciting projects. Join our team and be part of a lively community that's all about working together, growing together, and coming up with innovative ideas and technologies!
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📌 Freelance Mobile Engineer (ios / Swift) (Barcelona)
🏢 Mimacom
📍 Barcelona