Senior React Native Developer (Crypto-wallet)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior React Native Developer (Crypto-wallet) based in Poland.

This role sits at the intersection of mobile engineering, fintech innovation, and blockchain technology, focused on building and evolving a high-performance non-custodial crypto wallet.
You will take ownership of core user-facing features such as sending and receiving assets, transaction history, swaps, bridges, and on-ramp flows.
The role also extends into advanced financial capabilities, including crypto cards, IBAN-based payments, subscriptions, and multi-provider integrations across different geographies.
You will work in a fast-moving, product-driven environment where engineering decisions directly impact real user funds and global financial interactions.
Ownership is end-to-end, covering architecture, development, testing, production monitoring, and continuous improvement based on real user feedback.
You will collaborate closely with Product, Design, Backend, and QA teams in a highly autonomous, international setting.
This is a high-impact role for engineers who thrive in complex systems and want to shape the future of decentralized finance.