Hire the Best React.js Developers
in Finland

Main area of expertise: - JavaScript/TypeScript - React/Next.js - Node.js/Nest.js - HTML/CSS/SCSS/Tailwind - Git Worked in both small and large projects, in distributed teams as well as more solo, bootstrapped and helped bootstrapped small to medium sized projects, in my career I worked on platforms such as: - Lending platform for one of the biggest tech retailers in Romania - Data migration software used by corporate giants such as Volkswagen and E.ON - Emerging Web3 art auction platform using Solana - Rental properties management platform Other competencies: - GraphQL, SQL, C#, .NET, WordPress, PHP, Web3/NFTs, Web Animations, Storybooks, MongoDB, Jest, Puppeteer

𝐌𝐨𝐬𝐭 𝐟𝐨𝐮𝐧𝐝𝐞𝐫𝐬 𝐥𝐨𝐬𝐞 𝐦𝐨𝐧𝐭𝐡𝐬 𝐨𝐟 𝐫𝐮𝐧𝐰𝐚𝐲 𝐟𝐢𝐱𝐢𝐧𝐠 '𝐜𝐡𝐞𝐚𝐩' 𝐜𝐨𝐝𝐞. 𝐈 𝐡𝐞𝐥𝐩 𝐲𝐨𝐮 𝐬𝐤𝐢𝐩 𝐭𝐡𝐚𝐭 𝐩𝐡𝐚𝐬𝐞 𝐛𝐲 𝐛𝐮𝐢𝐥𝐝𝐢𝐧𝐠 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧-𝐫𝐞𝐚𝐝𝐲 𝐒𝐚𝐚𝐒 𝐢𝐧𝐭𝐞𝐫𝐟𝐚𝐜𝐞𝐬 𝐭𝐡𝐚𝐭 𝐜𝐨𝐦𝐛𝐢𝐧𝐞 𝐩𝐢𝐱𝐞𝐥-𝐩𝐞𝐫𝐟𝐞𝐜𝐭 𝐝𝐞𝐬𝐢𝐠𝐧 𝐰𝐢𝐭𝐡 𝐚 𝐫𝐨𝐜𝐤-𝐬𝐨𝐥𝐢𝐝 𝐍𝐞𝐱𝐭 & 𝐃𝐣𝐚𝐧𝐠𝐨 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞. 𝐈 𝐝𝐨𝐧'𝐭 𝐣𝐮𝐬𝐭 𝐰𝐫𝐢𝐭𝐞 𝐜𝐨𝐝𝐞; 𝐈 𝐦𝐚𝐤𝐞 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐚𝐥 𝐝𝐞𝐜𝐢𝐬𝐢𝐨𝐧𝐬 𝐭𝐡𝐚𝐭 𝐬𝐜𝐚𝐥𝐞. With 8+ years of experience, I specialize in delivering high-performance web applications, custom SaaS apps, and Business-ready systems for Startups and Small Medium medium-sized businesses. I will help transform your concepts into smooth web and mobile platforms that stand out! 💡 𝐖𝐡𝐨 𝐀𝐦 𝐈? I am an experienced skilled 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 with proven expertise in: - Building cloud-native applications. - Optimizing legacy systems. - Developing advanced AI solutions. With successful collaborations on projects like 𝐒haremundo Links, Knowlej, Clue, Saber AI, Circle2Learn, and others, I have delivered impactful results across industries, including SaaS Apps, EdTech, FinTech, Healthcare, eCommerce, and more. 🛠️ 𝐂𝐨𝐫𝐞 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 & 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬 📊 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: React, Next.js, TypeScript, SCSS, Angular 20/21 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: Node, Express, Nest, Python, Django, Fast API, RESTful APIs, GraphQL, WebSockets Databases: MySQL, PostgreSQL, MongoDB, DynamoDB ☁️ 𝐂𝐥𝐨𝐮𝐝 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 - AWS, Azure - Serverless Architectures: AWS Lambda, Azure Functions - Microservices Development 🤖 𝐀𝐈 & 𝐂𝐡𝐚𝐭𝐛𝐨𝐭 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 OpenAI, Llama, Claude ✨ 𝐖𝐡𝐲 𝐖𝐨𝐫𝐤 𝐖𝐢𝐭𝐡 𝐌𝐞? Over the years, I have successfully delivered 𝟐5+ 𝐥𝐚𝐫𝐠𝐞-𝐬𝐜𝐚𝐥𝐞 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬 for over 55+ 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 across diverse industries: 📊 𝐌𝐲 𝐈𝐦𝐩𝐚𝐜𝐭 𝐚𝐬 𝐚 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 1. 𝟒𝟎% 𝐂𝐨𝐬𝐭 𝐑𝐞𝐝𝐮𝐜𝐭𝐢𝐨𝐧: Implemented serverless architecture to enhance scalability and reduce infrastructure costs for SaaS platforms. 2. 𝟓𝟎% 𝐅𝐚𝐬𝐭𝐞𝐫 𝐀𝐏𝐈𝐬: Optimized back-end performance for high-traffic enterprise applications, improving response times and user experience. 3. 𝟑𝟓% 𝐁𝐞𝐭𝐭𝐞𝐫 𝐄𝐧𝐠𝐚𝐠𝐞𝐦𝐞𝐧𝐭: Integrated OpenAI-powered AI chatbots, automating customer support and boosting customer interactions. 4. 𝐋𝐞𝐠𝐚𝐜𝐲 𝐌𝐨𝐝𝐞𝐫𝐧𝐢𝐳𝐚𝐭𝐢𝐨𝐧: Transformed outdated, monolithic systems into scalable, cloud-native solutions using modern technologies. 5. By combining full-stack expertise, cloud-native strategies, and AI integrations, I deliver impactful solutions that drive measurable business growth. 📊 𝐂𝐥𝐢𝐞𝐧𝐭 𝐓𝐞𝐬𝐭𝐢𝐦𝐨𝐧𝐢𝐚𝐥𝐬 1. “Adeel optimized our backend and reduced load times by 60%. He takes pride in delivering the best solution for his clients.” 2. “Adeel is highly skilled in both front-end and back-end technologies. Working with him is smooth and productive.” 📈 𝐑𝐞𝐚𝐝𝐲 𝐭𝐨 𝐆𝐫𝐨𝐰 𝐘𝐨𝐮𝐫 𝐁𝐮𝐬𝐢𝐧𝐞𝐬𝐬? I specialize in creating scalable, efficient, and innovative solutions according to your business needs. Whether you’re building a new system, updating a legacy platform, or integrating AI-powered tools, I’m here to help you achieve success. 👉 Click the “𝐈𝐧𝐯𝐢𝐭𝐞” button and let’s start building something amazing together! 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀 𝘁𝗼 𝗙𝗶𝗻𝗱 𝗺𝗲 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸: Full Stack Developer, React Developer, Next Developer, Node.js Developer, React Native Developer, MERN Stack Developer, JavaScript Developer, TypeScript Developer, AI Engineer, AI Developer, Chatbot Developer, LLM Developer, LangChain Developer, OpenAI Developer, Web Application Developer, Mobile App Developer, SaaS Developer, eCommerce Developer, Stripe Integration, Payment Gateway Integration, API Developer, GraphQL Developer, REST API Developer, Headless CMS Developer, Firebase Developer, Supabase Developer, AWS Developer, Docker Developer, CI/CD Engineer, DevOps Engineer, Cloud Application Developer, Performance Optimization, SEO Optimization, UI/UX Developer, Healthcare Software Developer, FinTech Developer, EdTech Developer, Aviation Software Developer, eCommerce Platform Developer, Stock Trading App Developer, Agriculture Tech Developer, Hospitality Platform Developer, Transport and Logistics App Developer, Social Media Platform Developer, Startup Developer, Dashboard Developer, Data Visualization Developer

Hi, I’m Kamran. I'm a Full-Stack Developer based in Europe with 8+ years of experience building high-performance, secure, and scalable web applications for startups and enterprises. I specialize in SaaS development, combining modern frontend frameworks like React, Next.js, Vue, and Svelte with powerful backend development in Node.js, Express, and NestJS. I help clients optimize systems, automate workflows, and deliver user-centric products that scale. 𝗥𝗲𝗰𝗲𝗻𝘁 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀: 𝙀𝙣𝙫𝙤𝙮 𝙈𝙤𝙗𝙞𝙡𝙞𝙩𝙮 – An electric vehicle car-sharing service for businesses and communities. (React, Express, MySQL, AWS) 𝙄𝙣𝙫𝙮𝙘𝙚 – SaaS ERP for invoicing & accounting (React, Node.js, PostgreSQL, Docker) 𝙍𝙚𝙢𝙤𝙩𝙚𝘼𝙢𝙗𝙞𝙩𝙞𝙤𝙣 – AI-based hiring platform (React Native) 𝙇𝙚𝙩𝙨𝙝𝙚𝙜𝙤 – B2B digital lending suite (Next, Node.js, AWS) 𝙂𝙞𝙡𝙜𝙞𝙩𝘼𝙥𝙥 – An e-commerce marketplace for B2B, B2C, and C2C transactions (Next, Node.js, Tailwind) 𝗖𝗼𝗿𝗲 𝗦𝗸𝗶𝗹𝗹𝘀 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: JavaScript, TypeScript, HTML, CSS, SCSS, LESS, React.js, Vue, Angular, Next.js, Gatsby, Svelte, Material UI, Angular Material, PrimeNG, Ant Design, Bootstrap, Redux (Saga/Thunk), Zustand, Recoil, React Query, Vuex, Pinia, Svelte Store, GraphQL 𝗕𝗮𝗰𝗸𝗲𝗻𝗱: Node.js, NestJS, Express.js 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲: PostgreSQL, MySQL, MongoDB, MariaDB 𝗧𝗲𝘀𝘁𝗶𝗻𝗴: Unit: Enzyme, Jasmine, Karma, Jest 𝗘𝟮𝗘: Cypress, Playwright 𝗗𝗲𝘃𝗢𝗽𝘀 & 𝗧𝗼𝗼𝗹𝘀: Docker, AWS, DigitalOcean, Jenkins, Git, GitHub, GitLab, Bitbucket, Jira, S3, Webpack, Babel, RESTful APIs, Agile Development 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗖𝗵𝗼𝗼𝘀𝗲 𝗠𝗲 𝙋𝙧𝙤𝙫𝙚𝙣 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚: A strong record of delivering high-quality, production-ready applications that meet business goals. 𝙎𝙖𝙖𝙎 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚: Deep understanding of SaaS architecture, billing, multi-tenancy, and scaling. 𝙎𝙩𝙧𝙖𝙩𝙚𝙜𝙞𝙘 𝙋𝙧𝙤𝙗𝙡𝙚𝙢 𝙎𝙤𝙡𝙫𝙞𝙣𝙜: Known for addressing complex technical challenges with innovative, efficient solutions. 𝘾𝙤𝙡𝙡𝙖𝙗𝙤𝙧𝙖𝙩𝙞𝙫𝙚 𝘼𝙥𝙥𝙧𝙤𝙖𝙘𝙝: I value clear communication, team alignment, and long-term client relationships. 𝘽𝙪𝙨𝙞𝙣𝙚𝙨𝙨-𝙊𝙧𝙞𝙚𝙣𝙩𝙚𝙙 𝙈𝙞𝙣𝙙𝙨𝙚𝙩: I understand the bigger picture—balancing technical excellence with practical results. 𝗟𝗲𝘁'𝘀 𝗖𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗲: If you're seeking a dedicated full-stack developer to build or scale your product, I’m here to help. Let’s connect and turn your vision into reality.

Your Success is My Priority That's me, Irteza! I am a software engineer with 4 years of experience in React, Angular, Node.js, Express.js, MySQL, MongoDB, and AWS. I develop both frontend and backend solutions, delivering accurate and effective results in fast-paced environments. |🛠️| Some of my skills |🛠️| ✅ Frontend Frameworks : React.js, Angular.js ✅ Styling : Material UI, Tailwind CSS, Bootstrap, Semantic UI,Styled Components ✅ CSS Preprocessors : SCSS, SASS, LESS ✅ Backend Technologies : Node.js, Express, Nest.js ✅ Databases : MongoDB, PostgreSQL, MySQL, MariaDB, DynamoDB, S3 ✅ Query Languages : GraphQL ✅ Cloud Platforms : AWS, Firebase ✅ Testing : Mocha Chai ✅ State Management : Redux, Nginx ✅ Version Control : Git Why Choose Me? ✅ Expertise in React and Node JS development ✅ Best practices in web development ✅ High-quality, clean code ✅ Responsive design ✅ 24/7 Availability 🤝 Let's collaborate. Whether for projects, consultations, or a friendly chat, feel free to get in touch! Thanks, Irteza hammad

Passionate Full Stack Developer with 3+ years of experience crafting high-performance web applications, APIs, and scalable architectures. I specialize in JavaScript, TypeScript, Angular, React, Node.js, Express.js, NestJS, MySQL, PostgreSQL, MongoDB, and Java, with expertise in lazy loading, routing, internationalization (i18n), real-time communication, and payment integrations. I've worked on ERP systems, CRM applications, and e-commerce platforms, optimizing performance, enhancing UI/UX, and integrating complex business logic. Whether it’s API development, authentication systems, database optimization, or front-end enhancements, I bring structured problem-solving, clean code, and scalable solutions to every project. ✔️ API Development & Integration (REST, GraphQL, Webhooks) ✔️ Frontend Excellence (React.js, Angular, Next.js) ✔️ Backend & Databases (Node.js, Java, PostgreSQL, MySQL, MongoDB) ✔️ Performance Optimization (Lazy loading, Caching, Code Splitting) ✔️ Real-time & Event-Driven Applications (Socket.io, WebSockets) ✔️ Authentication & Authorization (JWT, OAuth, Firebase) ✔️ Third-Party API & Payment Gateway Integrations (Stripe, PayPal) ✔️ Deployment & DevOps (Docker, AWS, Firebase, GitLab CI/CD) Why Work With Me? 🔹 Strong analytical and problem-solving mindset 🔹 Detail-oriented with a focus on scalability and maintainability 🔹 Clear, professional communication and project updates 🔹 Passionate about delivering top-tier solutions that enhance user experience Let’s collaborate and build something impactful together! 🚀