Freelancers untuk dipekerjakan di Japan
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Freelancer yang didanai
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Thank you for reaching to my profile. I am a seasoned Full Stack developer with extensive hands-on and leadership experience in technologies like CMS, Javascript, PHP, ASP.NET, Chrome Extesions, AI Automation, and Generative AI. Although I have recently joined Freelancer, I have been professionally building...Thank you for reaching to my profile. I am a seasoned Full Stack developer with extensive hands-on and leadership experience in technologies like CMS, Javascript, PHP, ASP.NET, Chrome Extesions, AI Automation, and Generative AI. Although I have recently joined Freelancer, I have been professionally building tech, by contributing to diverse projects across various sectors, from startups to global tech giants. I can help you with every aspect of your web and mobile project while providing the following: -Proficiency in WordPress(PHP), Javascript Frameworks, ASP.NET, AI-driven automation, and Browser Extensions -Seamless collaboration, ensuring transparency and clarity in all projects -Commitment to delivering top-notch, innovative solutions tailored to our needs Key Specializations: -Full Stack -AI & Automation: Generative AI (OpenAI, ChatGPT), Langchain, Computer Vision -Cloud & Platforms: Vercel, AWS -Leadership & Collaboration: Cross-functional Team Leadership, Agile , Scrum kurang
Rekrut Taiga0420
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I'm Megumi and providing specialized services on Fiverr, Upwork ,Freelancer as a native Japanese speaker and English↔︎Japanese translator&Travel Writer. My service includes Translation, Writer, Researching, Teaching, Travel-advice and Virtual assistant. If you have any concern about Japan and Japanese, Please feel...I'm Megumi and providing specialized services on Fiverr, Upwork ,Freelancer as a native Japanese speaker and English↔︎Japanese translator&Travel Writer. My service includes Translation, Writer, Researching, Teaching, Travel-advice and Virtual assistant. If you have any concern about Japan and Japanese, Please feel free to reach out for any project. Let's work together to achieve great result. kurang
Rekrut Megumi610
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I am a Versatile Full-Stack Developer and Web-Based Solutions Expert with over a decade of professional experience delivering high-quality, scalable, and maintainable web applications. My expertise spans front-end and back-end development, AI/ML integration, RESTful APIs, and powerful data analytics tools. I have a...I am a Versatile Full-Stack Developer and Web-Based Solutions Expert with over a decade of professional experience delivering high-quality, scalable, and maintainable web applications. My expertise spans front-end and back-end development, AI/ML integration, RESTful APIs, and powerful data analytics tools. I have a proven track record of building robust platforms and AI-driven systems using cutting-edge technologies, including Python, JavaScript, Node.js, React, Express.js, Next.js, MongoDB, Three.js, and more. Whether you're looking to build a custom web application from scratch, enhance an existing system, or automate workflows, I have you covered. With extensive experience across a wide range of industries and 200+ API integrations, I guarantee solutions that are tailored to your business goals with a commitment to quality and scalability. What I Offer ✅Custom Full-Stack Web Development I specialize in developing robust front-end and back-end web applications using modern frameworks like MERN (MongoDB, Express, React, Node.js) or other stacks of your choice. ✅API Design & Integration Having worked on over 200+ API integrations, I can design and integrate APIs like Twilio API, WhatsApp API, Google APIs, and custom APIs to seamlessly connect platforms. ✅AI/ML-Powered Solutions I build and integrate AI/ML-based features for automation, predictive analytics, recommendation engines, and NLP (Natural Language Processing). ✅Workflow Automation & Optimization I create advanced automated workflows using tools like Zapier, Integromat (Make), Kajabi, HubSpot, and Airtable, helping businesses reduce manual processes and save time. ✅3D and Interactive User Experiences With experience in Three.js, I deliver engaging, interactive 3D web-based experiences to bring your vision to life. ✅Data Analytics & Business Intelligence I am skilled in transforming data into actionable insights using tools like Power BI, Google Data Studio, and advanced visualization techniques. My Technical Expertise Frontend Development ✅ React.js, Next.js, Angular, Vue.js ✅ JavaScript / TypeScript ✅ TailwindCSS, Material UI, Bootstrap, SASS Backend Development ✅ Node.js, Express.js ✅ Python / Django ✅ PHP / Laravel ✅ Web3 and Blockchain Development API Development & Testing ✅ RESTful and GraphQL APIs ✅ Twilio / WhatsApp API Integration ✅ POSTMAN, Swagger Databases ✅ MongoDB, MySQL, PostgreSQL, GraphQL ✅ Neo4j, DynamoDB Automation ✅ Zapier, Make (Integromat) ✅ Airtable, HubSpot, Kajabi AI/ML Engineering ✅ AI/ML Algorithms, NLP ✅ Python Libraries: TensorFlow, PyTorch, Scikit-learn, etc. 3D & Interactive Experiences ✅ Three.js Let's Build Something Amazing Together! Whether you need a high-performing web application, engaging 3D user experiences, data-driven insights, or optimized business workflows, I’m here to help. Reach out today, and let’s take your project to the next level. kurang
Rekrut shashimoto6600
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Hello! I am a passionate full stack developer with over 5 years of experience in creating dynamic and responsive web applications. I specialize in both frontend and backend development, allowing me to build complete solutions that deliver exceptional user experiences.Hello! I am a passionate full stack developer with over 5 years of experience in creating dynamic and responsive web applications. I specialize in both frontend and backend development, allowing me to build complete solutions that deliver exceptional user experiences. kurang
Rekrut takeshit4
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Hello! I am a passionate full stack developer with over 5 years of experience in creating dynamic and responsive web applications. I specialize in both frontend and backend development, allowing me to build complete solutions that deliver exceptional user experiences.Hello! I am a passionate full stack developer with over 5 years of experience in creating dynamic and responsive web applications. I specialize in both frontend and backend development, allowing me to build complete solutions that deliver exceptional user experiences. kurang
Rekrut kobayashit1
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✔️ I am a dedicated Full-Stack Developer with a strong focus on C# and .NET, along with proficiency in PHP. With over 8 years of experience in developing cutting-edge web applications, I am passionate about merging innovative design with rapid development to deliver high-performance solutions that exceed...✔️ I am a dedicated Full-Stack Developer with a strong focus on C# and .NET, along with proficiency in PHP. With over 8 years of experience in developing cutting-edge web applications, I am passionate about merging innovative design with rapid development to deliver high-performance solutions that exceed expectations. In my role as a full-stack developer at DeepSeek, I spearheaded the development of advanced AI and search engine systems for medicaleshop.com. This initiative led to a remarkable 330% surge in customer engagement, resulting in a total of 2.3 million users. From intricate details to large-scale systems, I specialize in crafting intuitive, scalable, and visually captivating experiences that elevate businesses to new heights! ⭐ Tech Expertise: ✅ Proficient in C# and .NET for robust backend development ✅ Skilled in PHP for versatile web applications ✅ Deep understanding of Full-Stack Development principles ✅ Knowledgeable in creating seamless and dynamic web solutions ✅ Experience in optimizing and enhancing user experiences ⭐ Why Choose Me? ✅ Swift Development Process ✅ AI-Driven Solutions ✅ Comprehensive Expertise ✅ Creative Design Solutions ✅ Real-Time Performance ✅ Scalable and Future-Ready Solutions Let’s transform your concepts into reality by blending innovative development strategies with design excellence! ✨ Feel free to share your project requirements, and let’s collaborate to create something extraordinary together!uild something amazing together! kurang
Rekrut colleens4
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As a Full Stack Developer with extensive experience in both Japanese and US-based software companies, I bring expertise in a wide range of technologies, including Unity, C++, C#, React.js, Laravel, MongoDB, SQL, Flutter, Oracle, JavaScript, Dart, PHP, HTML, CSS, Python, and Matlab. My experience spans across...As a Full Stack Developer with extensive experience in both Japanese and US-based software companies, I bring expertise in a wide range of technologies, including Unity, C++, C#, React.js, Laravel, MongoDB, SQL, Flutter, Oracle, JavaScript, Dart, PHP, HTML, CSS, Python, and Matlab. My experience spans across front-end and back-end development, with a focus on cross-platform and scalable solutions. Having worked in both Japan's top software companies and US-based organizations, I am adept at driving innovation, leading teams, and optimizing system performance to deliver high-quality software products. kurang
Rekrut taiseih20
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I love to research fashion, history and culture, colours, also love music and languages. I am a native Japanese, but can speak English because I have had friends and lived abroad since childhood. At the last company I worked for, I mainly translated in English and created invoices and manuals. I want to spread the...I love to research fashion, history and culture, colours, also love music and languages. I am a native Japanese, but can speak English because I have had friends and lived abroad since childhood. At the last company I worked for, I mainly translated in English and created invoices and manuals. I want to spread the beautiful Japanese language to the world. I am very good at writing. I have a personal blog, which is very popular among my friends and people who read it. I studied counselling at a private school for 10 years and I also learnt make-up from an artist while working. Promise: I will submit by the deadline. I will not use machine translation. I guarantee the quality and satisfaction! kurang
Rekrut Nanazero
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I’m a Senior Full-Stack Developer with over 8 years of hands-on experience in both web and mobile technologies. I specialize in creating high-performance applications tailored to the unique needs of each client. From large-scale web apps to seamless mobile solutions, I bring a comprehensive skill set and a...I’m a Senior Full-Stack Developer with over 8 years of hands-on experience in both web and mobile technologies. I specialize in creating high-performance applications tailored to the unique needs of each client. From large-scale web apps to seamless mobile solutions, I bring a comprehensive skill set and a results-driven approach to every project. ?Core Expertise Web Development: React, Next.js, Vue, Angular, Node.js, TypeScript, PHP, Laravel Backend Development: Python, Django, Node.js, PHP ?Additional Proficiencies LLM & RAG Integration: Implementing AI and language models for enhanced user experiences API Development & Integration Cloud Services & DevOps: Ensuring scalable, efficient deployment across cloud platforms Why Work With Me? I approach each project with a commitment to quality and precision, ensuring your vision is met with top-tier performance. I’m available full-time, flexible with time zones, and can handle both the technical and collaborative aspects to make your project successful. Ready to discuss how my experience can benefit your project? Let’s connect and bring your vision to life! kurang
Rekrut liangx42
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Core Expertise 1. Next.js & Tailwind CSS Full-Stack Development - Proficient in building responsive, server-side rendered (SSR) web applications using Next.js 14 and App Router, integrated with Tailwind CSS for rapid UI design. - Experience in creating AI chatbot interfaces with features like real-time streaming...Core Expertise 1. Next.js & Tailwind CSS Full-Stack Development - Proficient in building responsive, server-side rendered (SSR) web applications using Next.js 14 and App Router, integrated with Tailwind CSS for rapid UI design. - Experience in creating AI chatbot interfaces with features like real-time streaming (via Vercel AI SDK) and state management using React Server Components and Suspense. 2. Generative AI (GenAI) & Retrieval-Augmented Generation (RAG) - Developed RAG systems to reduce AI hallucinations by grounding responses in domain-specific data, leveraging frameworks like LangChain and vector databases (e.g., Pinecone, Neo4j) for context-aware Q&A. - Implemented document processing pipelines using tools like RecursiveCharacterTextSplitter and hybrid search (semantic + keyword) for optimized retrieval. - Integrated multi-modal RAG workflows, including PDF/text parsing, knowledge graph construction, and automated citation generation. 3. DeepSeek & OpenAI Integration - Built AI assistants using DeepSeek’s API for conversational tasks, with experience in configuring API endpoints, rate limiting, and chat history storage (e.g., Vercel KV). - Deployed OpenAI models (GPT-3.5, GPT-4) for text generation, fine-tuning prompts to balance creativity and factual accuracy. 4. Chatbot Architecture & Optimization - Designed chatbots with features like conversational memory, autocomplete suggestions, and hybrid retrieval (vector + full-text search). - Optimized performance through chunk size tuning, caching, and connection pooling for databases (PostgreSQL, Prisma ORM). 5. Recent Projects & Tools - SongChat-Next-Tailwind: A Next.js-based AI assistant integrating DeepSeek’s API, PostgreSQL, and shadcn/ui components. - RAG Support Agent: A Neo4j and LangChain-powered system for technical support, combining Stack Overflow data with LLM-generated responses. - Dewy-Powered Knowledge Base: A document-aware chatbot using Dewy for semantic search and OpenAI for context-augmented generation. Technical Stack • Frontend: Next.js 14, React Server Components, Tailwind CSS, shadcn/ui • Backend: Node.js, Prisma, PostgreSQL, Vercel AI SDK, NextAuth.js • AI/ML: DeepSeek API, OpenAI, LangChain.js, Pinecone, Haystack, RAGFlow • DevOps: Docker, Vercel, Pinecone Serverless, Neo4j Aura Key Strengths - Reduced Hallucinations: Implemented RAG pipelines to ensure responses are grounded in verified data sources (e.g., Stack Overflow, internal docs). - Full-Stack Agility: From UI design (Tailwind) to database management (Prisma/PostgreSQL) and AI orchestration (LangChain). - Scalability: Deployed solutions with hybrid search, incremental indexing, and async ingestion for large datasets. Industry Applications - Healthcare: Built diagnostic assistants referencing medical journals and patient histories. - Legal Tech: Created case-law analysis tools with automated citation generation. - Customer Support: Designed chatbots using GenAI to generate tickets mimick kurang
Rekrut kanemotos
