Jacob Gunnarsson is a software engineer based in Lund, Sweden with seven years of hands-on experience across embedded, backend, and cloud-integrated systems. He has worked at MongoDB and contributed to the well-known realm-js mobile database library, improving App Services integration, auth flows, and sync robustness—demonstrating comfort working in production-grade open-source code. Jacob has rotated between product and engineering roles at Axis Communications, Meetio, and now Inter IKEA Group, shipping features from authentication to sync configuration and bug fixes. He combines practical backend expertise with a solid academic foundation from Lund University's Faculty of Engineering in computer science engineering. Colleagues would describe him as a pragmatic problem solver who prefers refactoring and API clarity to fragile quick fixes. Outside core duties, he brings an eye for interoperability, having added custom headers and provider support that eased real-world integrations.
7 years of coding experience
3 years of employment as a software developer
Computer science engineering no specialization yet, Computer science engineering no specialization yet at The Faculty of Engineering at Lund University
Realm is a mobile database: an alternative to SQLite & key-value stores
Role in this project:
Back-end Developer
Contributions:67 reviews, 63 commits, 60 PRs in 2 months
Contributions summary:Jacob contributed to the core functionality of the Realm JavaScript library, focusing on the App Services integration. They refactored the API for custom functions, implemented email/password authentication, and added features like custom HTTP headers to the sync configuration. The user also addressed various bugs, like incorrect partition value handling, and integrated support for new authentication providers, improving the library's functionality.
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Jacob Gunnarsson - Software Engineer at Inter IKEA Group