Freelance Senior Full Stack Developer

Project-Based | Fixed-Term CollaborationAt TeaCode, we’re expanding our network of trusted freelance developers for upcoming fixed-term, project-based collaborations.If you’re a Senior Full Stack Developer looking for meaningful short-term projects, we’d love to hear from you! You’ll be joining us for a specific project, working alongside our in-house team to deliver modern, scalable digital solutions for international clients.This is a great opportunity if you enjoy focused, time-boxed assignments and want to collaborate with a like-minded, fast-moving team.Our core tech stack:TypeScriptNext.jsReactReact NativeNest.jsNode.jsPostgreSQLAWSDocker Key responsibilities:Develop and maintain full-stack web applications using TypeScript and modern frameworksWrite clean, efficient, and well-documented code, following industry best practicesCollaborate with designers, developers to implement new features and improve existing functionalitiesDeliver high-quality code within project timelines and communicate clearly with project stakeholders and external clientsIdentify and fix bugs, optimize application performance, and ensure high reliability and scalabilityMentor junior and mid developers Requirements:Min. 5 years of commercial experience in software developmentMust have an extensive knowledge as well as commercial experience in Typescript, React, Next.js, and Node.jsKnowledge of English at min. B2+ level and fluent Polish (C1 or native)Technical university degree within IT field Self motivation, willingness to learn new things and positive attitude to changeGood communication and teamwork skills are a must Experience in React Native would be an asset What we offer:A collaborative and supportive work environmentEngaging projects that challenge your creativity and technical expertiseMacbooks Pro equipment to work onCoworking office space in a vibrant location of Warsaw Recruitment process:HR screening (15-30 minutes)Technical interview: live coding session (1 hour)Decision About us:We are a software house based in Warsaw with over 50 people on boardWe work in one programming language → JavaScript/TypeScriptWe have clients from all over the worldWe are really flexible in working hoursThe atmosphere within the team is our great value