Senior Frontend Engineer

Department: Engineering

Location: Athens

Description

We are seeking a talented Senior Frontend Engineer with deep expertise in React to join our team. You will be responsible for building and maintaining high-performance, data-centric web applications that integrate seamlessly with third-party services and in-house APIs.

The ideal candidate will have a strong background in building scalable, efficient frontends, as well as experience with state management, design systems (like Material UI), and working with backend teams. Familiarity with Next.js, refine.dev, and Python is advantageous.


Key Responsibilities

• Develop high-quality, performant web applications using React and associated libraries, with an emphasis on clean, maintainable code


• Collaborate with backend teams to integrate front-end components with in-house APIs and third-party services (GraphQL, REST, etc.)


• Focus on optimizing application performance, especially in data-heavy
  contexts


• Build reusable components and front-end libraries, adhering to modern best practices


• Implement responsive designs with cross-browser compatibility and ensure accessibility


• Conduct thorough testing, including unit and integration tests, to ensure
  robust and bug-free functionality
  
  
  

Requirements

• 5-7 years of experience working with React.js and related libraries


• Proficiency in React.js core concepts, including hooks, context API, state management (e.g., Redux, Zustand), routing, error handling, and debugging


• Experience with TypeScript, including static types, interfaces, and generics


• Strong knowledge of modern JavaScript (ES6+), CSS, and HTML


• Experience with design systems and UI libraries such as Material UI (MUI)


• Familiarity with form management libraries like Formik or react-hook-form


• Experience with data-heavy applications, including integrating with GraphQL, REST APIs, etc.


• Knowledge of charting libraries like Highcharts, Plotly.js


• Experience with CI/CD pipelines and deployment platforms, including Vercel or serverless architectures


• Understanding of version control systems (git) and dependency managers (npm, yarn)


• A passion for building user-friendly, high-performance applications, especially in environments with heavy data processing or visualisations

Desirable skills:

• Python experience is a plus, especially in collaborating with backend teams


• Familiarity with frameworks like Next.js and refine.dev for building complex admin dashboards or data-driven applications


• Familiarity with server-side rendering (SSR) and Next.js for improved performance and SEO, though deep expertise in SSR is not mandatory

Our Culture & Benefits

Welcome to our unique workplace where a passion for our industry-leading product sits at the heart of who we are.

Life at EA is completely eclectic, fostered through the global nature of the business and a real appreciation of the many cultures of our diverse team. We unite as a single, cohesive team through an array of social clubs that cater to a spectrum of interests, from running and yoga to football and culinary adventures. These groups create a collegial and dynamic atmosphere that extends beyond work, promoting a healthy and balanced lifestyle for our team.

Our strategically located offices are all set in prestigious buildings, offering you the convenience of nearby gyms, retail therapy, diverse dining options, and accessible public transport.

Our office spaces are thoughtfully equipped to enhance your day-to-day experience whether working independently or collaborating with teammates. Enjoy the simple pleasures of a freshly brewed coffee, healthy snacks, and a social space for celebratory moments. One of the unique traits of life at Energy Aspects is the way our international colleagues often delight us with treats from around the globe. It's safe to say you'll never go hungry in our offices!

We recognise your contribution with a competitive compensation package that includes annual bonuses, comprehensive private health insurance, and substantial pension contributions. Additionally, we offer company share options, subsidised gym memberships, and a generous holiday policy to support your financial and personal well-being.

Join a company that values your professional growth and personal fulfilment, all within a supportive and engaging environment.