(Senior) Node.js Developer - Freelance

Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a Netguru freelancer , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. We are looking for a Senior and Regular Node.js Developer. Senior Node.js Developer: Salary: up to 30 EUR/h (on a B2B) Start date: end of September 2026 Duration: 4 months Engagement (senior): 1st month full time; 2nd-3rd month 50% engagement; 4th month full time Working hours: CET + availability for meetings around 6pm cet Node.js Developer: Salary : up to 20 EUR/h (on a B2B) Start date: end of September 2026 Duration: 4 months Engagement (regular): full time assignment Working hours: CET + availability for meetings around 6pm cet Requirements Senior Node.js Developer: Node.js + TypeScript. PostgreSQL/Supabase. REST API design and integration architecture. Salesforce integration experience (data export/API), ideally Snowflake exposure. Security-minded: auth flows, access scopes, handling personal data under GDPR. Comfortable leading code review of an undocumented codebase and reporting findings to the client. English C1. AI: AI-assisted coding; strong at auditing vibe-coded/AI-generated backends. Node.js Developer: Node.js + TypeScript. PostgreSQL/Supabase. REST APIs. English B2+. AI: AI-assisted coding as standard practice. Benefits 100% remote work; work with an experienced team of developers and continuous development of your hard and soft skills; long-term collaboration on challenging products What will happen next? We will invite you for a meeting with our recruiter. Next, you'll participate in the technical interview. Next, you will meet directly with the client. Curious to learn more about working as a Netguru freelancer? All the information you need is here: Netguru Talent Marketplace . Looking for a full-time job? Check out our Career Page and find out more about our open recruitment processes. If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help. Don't hesitate and apply right away.