Frontend Engineer (Senior) for Banking API (m/f/d)

We love challenges. We love to build. We love to make things happen.

At JUSTROCKET we build products, we invest in scalable ideas, we rethink core businesses and processes, we co-found new ventures. And to make all this happen we build teams – but not simply ordinary teams. We build self-organizing, cross-functional teams by empowering its members to take responsibility and ownership in the product building process. Paired with powerful tools as well as proven and truly followed processes we succeed – as a team.

On top of all that we put together the brightest minds in various areas to create an exceptional network and ecosystem of entrepreneurial-minded and execution-oriented experts. This is the JR Ecosystem.

JUSTROCKET builds a driven tech community in Cluj-Napoca since 2016.

About the project, we need power for:

In cooperation with one of our clients, a leading provider of open banking and open finance solutions, we are seeking a Senior Frontend Engineer. The project specializes in secure and efficient financial data aggregation and payment services, offering a platform that enables businesses to access and analyze account data, initiate payments on behalf of customers, and support financial institutions with a fully compliant banking interface. As a licensed and regulated provider, they help create innovative financial services that deliver real value to companies, banks, and individual users.

The team works on cutting-edge financial technology, developing a highly scalable and secure platform that facilitates real-time financial data exchange and payment processing. This is an opportunity to contribute to the future of digital finance, working with modern technologies to build seamless connectivity between businesses and the financial ecosystem.

Some more interesting project facts

💡 International / cross-border team working closely together.

💡 Small team: influence team culture and the product.

💡 Freedom to take responsibility.

💡 Extensive product roadmap

We are looking for a Senior Frontend Engineer who works independently and in a self-organized manner, enthusiastic about building scalable products and maintaining high code quality standards.

Besides this, your profile will include:

⏩ Several years of professional experience in UI development with React and TypeScript.

⏩ Deep knowledge of CSS, modern layout techniques (Flexbox/Grid), and responsive design.

⏩ Experience building scalable and maintainable frontend architectures.

⏩ Solid understanding of state management (e.g., Redux, Zustand, Jotai, etc.).

⏩ Strong code quality standards and experience with testing (Jest, Vitest, React Testing Library, Playwright).

⏩ Experience with build and CI/CD tools (Webpack, etc.).

⏩ Basic experience in UX/Web Design would be helpful.

You shall bring:

✅ Experience with React and Typescript

✅ Deep knowledge of CSS

✅ Solid understanding of state management (e.g.: Redux,Zustand,Jotai)

✅ Willingness to learn and pragmatic problem-solving skills

✅ Fluent in English

Nice to have:

✅ UX/Web Design experience

✅ Experience with build and CI/CD tools (Webpack/...)

✅ independent and self-organized work style

✅ Comfortable with collaboration Tools like JIRA and Confluence

✅ Monitoring & Alerting, any tooling

✅ Any knowledge in AWS

The general tech stack of the project is:

🖥 Java, Kotlin

🖥 javascript

🖥 REST API's

🖥 SQL databases

We provide:

💪 Assistance in setting up the project/integrating with the team

💪 Guidance while onboarding

💪 Support in any aspect of your activities

💪 Perks like private health insurance and 7card

💪 Regular team events like a week in a mountain hut

💪 Possibility to work remote (we will empower a flexible hybrid mode forever)

💪 Central working place in a big company house with lots of community space such as garden, BBQ area, and much more

💪 anything you are missing – let's talk!

Some final words...

You will be joining a dynamic and crossborder project team onsite in Cluj, working closely together with DevOps, QA and a development team.

If you have any further questions feel free to contact us any time!

Looking forward to meeting you for a (virtual) coffee or tea ☕️