Freelance React Native Developer

Join Hypersolid as a Freelance React Native Developer

Assignment details

• Starting date: October 6th, 2025
• Duration: 11 weeks initially
• Willing to work on-site in Utrecht at least once per week.

For a B2B app targeting the Small Office / Home Office (SoHo) market, we are looking for an experienced React Native Developer. The project focuses on customer retention, B2B upselling, personalization, and improving digital engagement.

Responsibilities

• Integrate the Salesforce Personalization SDK (or API alternative).
• Extend retention flows with upsell options, add-ons, and promotions.
• Build a retention MVP for contract extensions and upgrades (B2B).
• Implement push notifications powered by Salesforce logic.
• Improve usability within SoHo navigation.
• Develop banners, updated links, and dashboard CTAs.
• Create a telemarketing consent banner.
• Deliver documentation and test coverage.

Profile

• Must have: RN CLI, TypeScript, React Native 0.79+, React 19, Jest.
• Should have: Native languages (Objective-C, Swift, Kotlin, Java), GraphQL, GitLab.
• Strong command of English.
• Excellent communication skills; able to collaborate across disciplines.

About us

We’ve been exploring technology's potential to deliver breakthrough innovations since 1998. We believe that deep technical know-how combined with cutting-edge creativity drives change to future-proof businesses. Change relies on radical synergy. Technology and creativity should work in perfect unison. Tech enables creativity. Creativity unlocks the potential of tech.

Our track record of disruptive ventures and innovative ideas shows that we have transformative thinking deeply ingrained in our DNA. We punch above our weight when it comes to consulting, creating and maintaining digital ecosystems for global clients like VodafoneZiggo, Polestar, citizenM, and Philips. With a team of 450+ specialists across brand, experience, technology, and data & AI, we have the power to drive fundamental transformation at scale.