(Senior) Frontend Developer (m/f/x)

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Your mission

We at SIDES are looking for an experienced

Your mission

We at SIDES are looking for an experienced Senior Frontend Developer with a strong foundation in modern frontend technologies and a passion for clean, accessible, and scalable interfaces. This role is ideal for someone who enjoys working in interdisciplinary teams and contributing to both the technical and collaborative aspects of product development.

Core Responsibilities

• Develop and maintain complex frontend features using modern frameworks (e.g., React) and TypeScript within a component-based architecture.
• Collaborate closely with backend developers, designers, and product managers to deliver user-centric solutions and ensure technical feasibility of UI/UX designs.
• Review code from peers, provide constructive feedback, and ensure adherence to team-wide coding standards and best practices.
• Act as a mentor for junior and mid-level frontend developers by supporting their technical growth and helping them navigate architectural decisions.
• Write and maintain technical documentation, including component documentation, architecture decisions (ADRs), and implementation notes.
• Contribute to and evolve the team’s design system in coordination with design and UX.
• Drive technical discussions and decisions, especially in cross-team frontend architecture topics.
• Identify performance bottlenecks and accessibility issues and propose sustainable improvements.
  
  

Your profile

Qualifications

• Strong experience in building complex UI components with HTML, CSS, TypeScript, and jQuery.
• Proficiency with modern JavaScript frameworks (e.g., React, Angular).
• Solid understanding of clean code principles, design patterns, and component-based architecture.
• Experience with Git, CI/CD workflows, and agile development environments.
• Knowledge of web performance optimization and accessibility (a11y) best practices.
• Experience with testing tools and frameworks such as Jest, Playwright, or Cypress.
• Active participation in code reviews and technical discussions.
• Ability to write structured and comprehensive technical documentation.
• Experience working in cross-functional teams with backend, design, and product roles.
• Fluent in English.
  
  

Nice-to-Have

• Familiarity with Storybook or design systems.
• Basic knowledge of PHP to collaborate effectively with backend developers.
• Experience with tools like Figma, Jira, and Confluence.
• German language skills.
  
  

Perks & Benefits

What you can expect from us:

• A recipe for success: We turned 10 years old this year and are known as specialists in the gastronomy/delivery industry. With SIDES, you represent a leading player in this field.
• Add ownership: We offer you the opportunity to shape your talent and ideas. You have freedom and responsibility in your daily work within your team.
• High-quality work equipment: You will receive top-notch equipment to successfully perform your work. In the office, you will find modern devices and ample space for pleasant interactions with the SIDES team.
• Hungry for growth: Personal growth and continuous learning are our top priorities. We conduct regular feedback cycles and offer you opportunities to attend seminars, workshops, and conferences.
• Baking a positive workplace: You can expect a fantastic, perfectly connected office in the heart of Berlin (Schöneberg).
• Perks:
• Company discounts (CorporateBenefits), access to various employee discounts
• Discount on a gym membership
• E-learning opportunities
• Mental health app setup: InstaHelp
• Snacks and drinks in the office
• Baking a positive workplace: You can expect a fantastic, perfectly connected office in the heart of Berlin (Schöneberg).
  

Sounds exactly like what you were looking for? Then we look forward to receiving your meaningful application, including your salary expectations and earliest start date.

About Us

At SIDES, we are transforming the gastronomic delivery industry with our cutting-edge, cloud-based software. Our innovative, modular system is designed to meet the unique needs of each business, providing flexibility and scalability. With modules such as POS systems, webshops, apps, call centers, merchandise management, and vehicle and fleet management, we empower our clients to excel.

Join SIDES and be part of a dynamic team dedicated to driving success in the delivery service industry through technology and innovation. Experience the future with us and make a real impact.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Software Development

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