Senior Freelance Web Developer

Berlin Bytes

Senior Freelance Web Developer focusing on proprietary products and internal initiatives at Berlin Bytes. Opportunity for long-term collaboration based on mutual fit and project needs.

Posted 5/12/2026contractRemote • 🇩🇪 GermanySeniorWebsite

Tech Stack

Tools & technologies

CloudGraphQLJavaScriptTypeScript

About the role

Key responsibilities & impact

Design, develop, and maintain high-performance web applications
Contribute to defining and implementing robust data models and scalable architectures
Implement complex features and intuitive user interfaces
Integrate with various systems and third-party APIs
Ensure high standards for code quality and performance
Participate in managing deployment pipelines
Take full ownership of tasks and troubleshoot independently
Create and maintain clear technical documentation

Requirements

What you’ll need

5+ years of professional web development experience
Expert proficiency in modern JavaScript frameworks
Strong expertise across diverse technical stacks and platforms
Solid understanding and experience with backend development concepts including API design (REST/GraphQL)
Advanced skills in TypeScript, HTML5, and CSS
Proficiency in version control using Git/GitHub
Expertise in website optimization for Core Web Vitals
Experience with deployment processes, CI/CD pipelines, and cloud platforms
Familiarity with AI-powered coding tools
Excellent communication skills in English

Benefits

Comp & perks

Flexible work arrangements
Professional development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaScriptTypeScriptHTML5CSSAPI designRESTGraphQLwebsite optimizationCore Web VitalsCI/CD

Soft Skills

communicationtroubleshootingownership