Front End Software Engineer – 6-Month Fixed Term

Stellenbeschreibung:

Translate design specifications and prototypes, such as Figma designs, into pixel-accurate, responsive web interfaces
Build reusable, well-structured components and maintain a consistent design system
Implement data-dense views including inventories, detail pages, and interactive dashboards
Ensure cross-browser compatibility, responsiveness, and accessibility
Build interactive tables, filters, and visualizations for large structured and semi-structured datasets
Integrate charting and visualization libraries such as ECharts, D3, or Recharts
Apply virtualization, pagination, and lazy loading to optimize data-heavy views
Contribute to conversational and natural-language query interfaces for AI-assisted features
Integrate frontend applications with REST/GraphQL backends and streaming endpoints
Design state-management, data-fetching, caching, and synchronization strategies
Handle loading, error, and empty states
Optimize rendering performance, bundle size, and load times
Write unit, integration, and end-to-end tests
Participate in code reviews and maintain well-documented frontend code
Collaborate with designers, product teams, backend engineers, and data engineers
Contribute to proofs of concept, demos, and integration pilots
Support knowledge transfer with internal and partner teams

Requirements

BSc/MSc in Computer Science, Software Engineering, or related field (or equivalent practical experience)
4+ years of experience in frontend or full-stack development, with a strong focus on the frontend
Strong proficiency in JavaScript and TypeScript, and modern HTML5 and CSS3
Hands-on experience with a modern component-based framework (React preferred; Vue or Angular also considered)
Proven experience translating design mockups and prototypes into production-quality interfaces
Solid understanding of responsive design, cross-browser behavior, and web accessibility
Experience integrating with REST or GraphQL APIs and managing application state
Familiarity with modern frontend build tooling and version control with Git
Strong problem-solving, debugging, and communication skills
Proficient in English
Experience building data-dense interfaces, operational dashboards, or analytics tooling
Familiarity with data visualization libraries (D3, ECharts, Recharts) and large-table performance techniques
Experience with design systems and component libraries (e.g., Storybook)
Exposure to BI/analytics platforms such as Superset
Experience building chat or conversational UIs for AI/LLM-powered features
Knowledge of security concepts or experience working on cybersecurity products
Familiarity with containerization (Kubernetes) and CI/CD workflows
Experience with testing frameworks (Jest, Playwright, Cypress) and frontend observability

Core Competencies

Demonstrates expertise in Frontend Development with a strong focus on JavaScript, TypeScript, and modern frameworks like React. Proficient in building responsive, data-dense web interfaces and integrating with REST/GraphQL APIs while ensuring accessibility and performance optimization.