# Frontend Developer

> Up Hellas · Athens, Greece (Hybrid) · Full-time · Posted 2026-06-11

**Workplace:** hybrid

**Department:** Engineering

## Description

**About Us**

We are Up.

We design and deliver digital-first employee benefits that transform the workplace experience.

We believe that happy and healthy employees work better and smarter. Our solutions help you achieve this by improving productivity and reducing costs, while consistently delivering an exceptional user experience.

Each offering is shaped around two core principles: simplicity and fun. After all, the best solutions are easy to implement, hassle-free, and enjoyable for everyone involved!

Today, we empower tens of thousands of leading companies across Greece to engage and retain their people. We continuously refine the Up experience based on insights from our users, always looking ahead to the future of work.

Up Hellas is a wholly owned subsidiary of Up Group, present in 34 countries worldwide.

www.uphellas.gr[](https://uphellas.gr/)

www.up-group.coop

We are seeking a talented and experienced **Frontend Developer** to join our team. You’ll be working on multiple web applications in the fintech space, building and maintaining user interfaces for payment management, card services, and financial administration platforms. The role involves designing, implementing, testing, and maintaining frontend solutions using React and TypeScript.

**Your Main Missions**

**Frontend Development:**

-   Design, develop, and maintain responsive web applications using React and TypeScript.
-   Collaborate with cross-functional teams to define, design, and ship new features.
-   Work across multiple frontend projects with shared patterns and conventions.
-   Optimize and refactor existing code for improved performance and maintainability.

**UI/UX Implementation:**

-   Translate design mockups and wireframes into high-quality, pixel-accurate user interfaces.
-   Implement responsive layouts that work across different devices and screen sizes.
-   Collaborate with designers and product managers to ensure a consistent user experience.

**State Management & API Integration:**

-   Manage complex application state and integrate with RESTful backend APIs.
-   Handle authentication flows, error handling, and data caching on the frontend.
-   Collaborate with backend developers to define API contracts and ensure smooth integration.

**Testing and Quality Assurance:**

-   Write unit and component tests to ensure the reliability and stability of frontend components.
-   Collaborate with the quality assurance team to identify and fix bugs and improve overall system performance.

**Documentation:**

-   Create and maintain documentation for frontend systems and shared components.
-   Document code and solutions for future reference and ease of collaboration.

**Collaboration:**

-   Work closely with backend developers, designers, product managers, and other stakeholders to understand project requirements and ensure timely delivery.
-   Participate in code reviews to maintain code quality and share best practices.

**Your Profile**

**Required:**

-   Bachelor’s degree in Computer Science, Engineering, or a related field
-   2+ years of proven hands-on frontend development experience with React
-   Strong knowledge of TypeScript in a React context
-   Experience with state management solutions
-   Experience with component libraries (Material-UI or similar)
-   Solid understanding of HTML, CSS, and responsive design principles
-   Experience with client-side routing (React Router or similar)
-   Comfortable using Git for version control
-   Analytical mindset and good problem-solving skills
-   Excellent written and verbal communication in English

**Desired, but not mandatory:**

-   Experience with Tailwind CSS and utility-first styling approaches
-   Experience with testing frameworks (Vitest, Jest, React Testing Library, MSW)
-   Familiarity with build tools (Vite, Webpack)
-   Experience with internationalization (i18next or similar)
-   Familiarity with error monitoring tools (Sentry)
-   Experience with Docker and containerized development workflows
-   Knowledge of backend technologies (Python, REST APIs)
-   Background in fintech, payments, or regulated industries

**We offer**

-   A dynamic work environment

-   A suite of benefits: FlexOne, Fitpass, Private medical plan, Public Transportation Card, and even breakfast!
-   A full-time, indefinite contract
-   Location: Athens headquarters

All information received will be treated with strict confidentiality.

#LI-Hybrid

## Apply

[Apply at Up Hellas](https://apply.workable.com/up-hellas-1/j/E9560E1423/apply)

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