Browse Freelancers

Expert in: Golang, Node.js, Kubernetes + 18 more

I am a Senior Blockchain Developer with 5 years of specialized experience in blockchain technology and over 10 years of full-stack development, including expertise in Golang and Node.js. I have contributed to the development of numerous smart contracts and Web3 projects, and my primary goal is to create innovative blockchains by forking the Cosmos SDK and Geth. My experience working with blockchain companies has enabled me to acquire advanced DevOps skills, particularly in automating node installation and deployment, and I enjoy collaborating with cross-functional teams to deliver secure, scalable blockchain infrastructure.…I am a Senior Blockchain Developer with 5 years of specialized experience in blockchain technology and over 10 years of full-stack development, including expertise in Golang and Node.js. I have contributed to the development of numerous smart contracts and Web3 projects, and my primary goal is to create innovative blockchains by forking the Cosmos SDK and Geth. My experience working with blockchain companies has enabled me to acquire advanced DevOps skills, particularly in automating node installation and deployment, and I enjoy collaborating with cross-functional teams to deliver secure, scalable blockchain infrastructure.

Full Stack DeveloperWeb DeveloperBack-End Developer

Full Stack DeveloperWeb DeveloperBack-End Developer

Expert in: Amazon Web Services, Node.js, API + 15 more

From architecting secure systems for global clients across Silicon Valley, Dubai, the UK, Germany, and Japan, to building sustainable solutions for startups, my ~8 years in the software and information security industry have been defined by innovation and impact. I thrive on leading cross-functional teams, shipping scalable architectures on AWS, and bridging backend systems with robust frontend experiences.…From architecting secure systems for global clients across Silicon Valley, Dubai, the UK, Germany, and Japan, to building sustainable solutions for startups, my ~8 years in the software and information security industry have been defined by innovation and impact. I thrive on leading cross-functional teams, shipping scalable architectures on AWS, and bridging backend systems with robust frontend experiences.

Social Media ManagerContent CreatorCreative Director

Social Media ManagerContent CreatorCreative Director

Expert in: Adobe After Effects, Adobe Lightroom, Adobe Photoshop + 9 more

I am a dedicated social media strategist and creative with over 5 years of experience in audience growth and content production. I love combining data-driven strategies with engaging storytelling to foster community and engagement. Based in Berlin and Hamburg, I thrive in dynamic environments and enjoy collaborating with brands and creators to tell compelling stories.…

Full Stack DeveloperWeb DeveloperFront-End Developer

Full Stack DeveloperWeb DeveloperFront-End Developer

Expert in: TypeScript, JavaScript, React Native + 12 more

Hi, I'm Dominique Haas, a Product Engineer and developer who thrives on turning bold ideas into working software. I enjoy solving tough challenges, shipping lean MVPs, and delivering user-centric experiences across web, mobile, and blockchain projects. I'm trilingual (French, German, English) and have led remote teams across multiple time zones. I learn something new every day and love collaborating with cross-functional teams to build scalable, high-performance products that delight users.…Hi, I'm Dominique Haas, a Product Engineer and developer who thrives on turning bold ideas into working software. I enjoy solving tough challenges, shipping lean MVPs, and delivering user-centric experiences across web, mobile, and blockchain projects. I'm trilingual (French, German, English) and have led remote teams across multiple time zones. I learn something new every day and love collaborating with cross-functional teams to build scalable, high-performance products that delight users.

Full Stack DeveloperWeb DeveloperBack-End Developer

Full Stack DeveloperWeb DeveloperBack-End Developer

Web DeveloperFull Stack DeveloperFront-End Developer

Expert in: JavaScript, TypeScript, HTML5 + 23 more

No BioMore info

Web DeveloperFull Stack DeveloperFront-End Developer

Web DeveloperFull Stack DeveloperBlockchain Developer

Expert in: JavaScript, TypeScript, CSS + 15 more

No BioMore info

Web DeveloperFull Stack DeveloperBlockchain Developer

Expert in: JavaScript, Web Design, Blender + 3 more

I am a curious and motivated developer-in-training, currently exploring front-end, back-end, and blockchain technologies while applying customer service experience from retail roles. I enjoy building practical, user-friendly solutions and collaborating with teams to ship reliable software. Beyond code, I value clear communication and continuous learning, recently completing Web3 and metaverse development courses and a Rutgers full-stack bootcamp. I aim to contribute to innovative projects that blend technology with real-world impact.…I am a curious and motivated developer-in-training, currently exploring front-end, back-end, and blockchain technologies while applying customer service experience from retail roles. I enjoy building practical, user-friendly solutions and collaborating with teams to ship reliable software. Beyond code, I value clear communication and continuous learning, recently completing Web3 and metaverse development courses and a Rutgers full-stack bootcamp. I aim to contribute to innovative projects that blend technology with real-world impact.

AI DeveloperFull Stack DeveloperData Scientist

Andrey Valverde Solera

AI DeveloperFull Stack DeveloperData Scientist

 San Jose, Costa Rica

Expert in: Python, AWS, TypeScript + 24 more

I am an engineering leader with over 15 years of experience in software architecture, specializing in AI, ML, and Blockchain. As CTO at Eleva Labs, I lead a fast-paced AI-first team building scalable solutions, including LLM-powered customer assistants and multi-agent architectures. I’m passionate about responsible AI and privacy-by-design, and I enjoy solving complex business challenges through technical excellence, mentorship, and architectural discipline. I’ve driven AI product strategy, led R&D efforts, and built robust, scalable systems across web, mobile, and blockchain ecosystems. I thrive at the intersection of technology and business, translating tough problems into reliable implementations while fostering teams that learn and grow together.…I am an engineering leader with over 15 years of experience in software architecture, specializing in AI, ML, and Blockchain. As CTO at Eleva Labs, I lead a fast-paced AI-first team building scalable solutions, including LLM-powered customer assistants and multi-agent architectures. I’m passionate about responsible AI and privacy-by-design, and I enjoy solving complex business challenges through technical excellence, mentorship, and architectural discipline. I’ve driven AI product strategy, led R&D efforts, and built robust, scalable systems across web, mobile, and blockchain ecosystems. I thrive at the intersection of technology and business, translating tough problems into reliable implementations while fostering teams that learn and grow together.

Full Stack DeveloperWeb DeveloperFront-End Developer

Web Zet

Full Stack DeveloperWeb DeveloperFront-End Developer

 Tashkent, Uzbekistan

Expert in: React JS, Node.js, JavaScript + 29 more

I am a Senior Frontend / Full-Stack Developer with over 9 years of commercial experience building scalable, high-performance web applications. I have a strong background in fintech, payment systems, Web3 platforms, marketplaces, and product development. I enjoy leading frontend architecture, mentoring developers, and delivering complex products from scratch. I thrive in fast-paced environments and love turning ideas into robust, maintainable software.…I am a Senior Frontend / Full-Stack Developer with over 9 years of commercial experience building scalable, high-performance web applications. I have a strong background in fintech, payment systems, Web3 platforms, marketplaces, and product development. I enjoy leading frontend architecture, mentoring developers, and delivering complex products from scratch. I thrive in fast-paced environments and love turning ideas into robust, maintainable software.

Full Stack DeveloperWeb DeveloperFront-End Developer

Hafiz Muhammad Hassan Khan

 Frankfurt am Main, Germany

Full Stack DeveloperWeb DeveloperFront-End Developer

Expert in: TypeScript, Node.js, JavaScript + 23 more

I'm Hafiz Muhammad Hassan Khan, a passionate full-stack developer based in Fulda, Germany, with 5+ years of experience delivering scalable web and mobile applications. I love turning complex requirements into intuitive user interfaces and robust back-end systems, focusing on performance, maintainability, and a great user experience. I specialize in React, Next.js, Node.js, GraphQL, and cloud-native technologies, and I enjoy collaborating with product and design teams in Agile environments to ship features that meet business goals and delight users.…I'm Hafiz Muhammad Hassan Khan, a passionate full-stack developer based in Fulda, Germany, with 5+ years of experience delivering scalable web and mobile applications. I love turning complex requirements into intuitive user interfaces and robust back-end systems, focusing on performance, maintainability, and a great user experience. I specialize in React, Next.js, Node.js, GraphQL, and cloud-native technologies, and I enjoy collaborating with product and design teams in Agile environments to ship features that meet business goals and delight users.

Full Stack DeveloperWeb DeveloperApp Developer

Vivek Bashaboina

Full Stack DeveloperWeb DeveloperApp Developer

 Decatur, United States

Expert in: Python, Django, AWS + 19 more

I am a Fullstack Software Developer with 3+ years of experience building scalable web applications and distributed systems using Python, Node.js, React, and cloud-native technologies. I have hands-on experience developing Web3 dApps end-to-end, integrating smart contracts, and using modern blockchain tooling such as ethers.js, Web3.js, Hardhat, MetaMask, IPFS, and decentralized protocols. I am skilled in backend APIs, microservices, database optimization, CI/CD pipelines, and cloud deployment on AWS. I have a strong understanding of decentralization principles, wallet integration, and event-driven architectures. I am passionate about building high-performance blockchain applications for DeFi, infrastructure, and next-generation decentralized systems.…I am a Fullstack Software Developer with 3+ years of experience building scalable web applications and distributed systems using Python, Node.js, React, and cloud-native technologies. I have hands-on experience developing Web3 dApps end-to-end, integrating smart contracts, and using modern blockchain tooling such as ethers.js, Web3.js, Hardhat, MetaMask, IPFS, and decentralized protocols. I am skilled in backend APIs, microservices, database optimization, CI/CD pipelines, and cloud deployment on AWS. I have a strong understanding of decentralization principles, wallet integration, and event-driven architectures. I am passionate about building high-performance blockchain applications for DeFi, infrastructure, and next-generation decentralized systems.

Front-End DeveloperFull Stack DeveloperWeb Developer

Front-End DeveloperFull Stack DeveloperWeb Developer

Expert in: React JS, JavaScript, TypeScript + 10 more

Hi, I’m Yurii Khyzhniak, a Senior Web3 and Frontend Engineer with a FAANG background. I specialize in building production-ready decentralized applications and modern web platforms using React, Next.js, and EVM-based blockchain technologies. I thrive in remote teams and startups, delivering high-quality, scalable frontend solutions for global clients. I’m skilled at creating reusable component systems, improving performance, and mentoring engineers to code with best practices.…Hi, I’m Yurii Khyzhniak, a Senior Web3 and Frontend Engineer with a FAANG background. I specialize in building production-ready decentralized applications and modern web platforms using React, Next.js, and EVM-based blockchain technologies. I thrive in remote teams and startups, delivering high-quality, scalable frontend solutions for global clients. I’m skilled at creating reusable component systems, improving performance, and mentoring engineers to code with best practices.

Front-End DeveloperWeb DeveloperFull Stack Developer

Front-End DeveloperWeb DeveloperFull Stack Developer

Expert in: JavaScript, CSS, TypeScript + 7 more

Well skilled Frontend developer working on AI workflows…

Full Stack DeveloperWeb DeveloperFront-End Developer

Full Stack DeveloperWeb DeveloperFront-End Developer

Expert in: CSS, TypeScript, JavaScript + 15 more

I'm a full-stack engineer with 8+ years of experience building and shipping complex web products end-to-end, from UX to APIs and deployments. I thrive in cross-functional teams and enjoy turning ideas into scalable, high-performance apps with user-friendly interfaces. Across frontend, backend, and cloud DevOps, I deliver complete solutions and continuously improve architecture, performance, and developer experience.…I'm a full-stack engineer with 8+ years of experience building and shipping complex web products end-to-end, from UX to APIs and deployments. I thrive in cross-functional teams and enjoy turning ideas into scalable, high-performance apps with user-friendly interfaces. Across frontend, backend, and cloud DevOps, I deliver complete solutions and continuously improve architecture, performance, and developer experience.

Full Stack DeveloperWeb DeveloperFront-End Developer

Full Stack DeveloperWeb DeveloperFront-End Developer

Expert in: HTML5, JavaScript, Node.js + 17 more

I’m Iheb Nacib, a full-stack developer with over 3 years of experience building scalable web applications using Angular, Symfony, Laravel, and Node.js. I enjoy delivering responsive, accessible interfaces, integrating blockchain features, and implementing secure authentication. I thrive in agile environments and I’m comfortable providing technical support and collaborating with cross-functional teams. I’ve worked on both freelance and internship roles, contributing to frontend and backend modules, APIs, and cloud-based data solutions. I’m passionate about applying modern web technologies and blockchain capabilities to deliver robust software that solves real problems.…I’m Iheb Nacib, a full-stack developer with over 3 years of experience building scalable web applications using Angular, Symfony, Laravel, and Node.js. I enjoy delivering responsive, accessible interfaces, integrating blockchain features, and implementing secure authentication. I thrive in agile environments and I’m comfortable providing technical support and collaborating with cross-functional teams. I’ve worked on both freelance and internship roles, contributing to frontend and backend modules, APIs, and cloud-based data solutions. I’m passionate about applying modern web technologies and blockchain capabilities to deliver robust software that solves real problems.