Hubspot Developers For Hire
Showing 42 results
Sponsored Freelancers
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Hire yuriihal
I build AI-driven backend systems that think, learn, and scale. Most companies use AI in fragments—a chatbot here, an automation there. I help startups and enterprises build complete AI ecosystems by integrating Large Language Models (LLMs) into robust, production-grade backend architectures. Whether you are building...I build AI-driven backend systems that think, learn, and scale. Most companies use AI in fragments—a chatbot here, an automation there. I help startups and enterprises build complete AI ecosystems by integrating Large Language Models (LLMs) into robust, production-grade backend architectures. Whether you are building an AI SaaS MVP from scratch or adding RAG-based intelligence to an existing platform, I deliver clean, maintainable, and secure code. What I bring to your project: 1. AI Integration: Expert in OpenAI (o1/GPT-4), Claude 3.5, and Gemini 2.0. I specialize in RAG (Retrieval-Augmented Generation) and AI Agent workflows using LangChain and CrewAI. 2. Backend Excellence: Scalable microservices built with FastAPI, Python, or NestJS. I focus on high-concurrency, security, and performance. 3. Vector Infrastructure: Implementation of Pinecone, Weaviate, or PGVector for efficient data retrieval. 4. SaaS Architecture: Multi-tenant database design, Stripe subscription logic, and RBAC (Role-Based Access Control). Why work with me? - Speed to MVP: I focus on getting your AI SaaS to market in 3–6 weeks without technical debt. - Product Thinking: I don't just follow tickets; I ask "Why?" to ensure the feature actually drives user value. - Security First: I ensure your AI integrations are prompt-injection resistant and GDPR/SOC2 compliant. TECHNICAL STACK: - AI & LLM: OpenAI API, LangChain, RAG, Prompt Engineering, Vector DBs (Pinecone) - Backend: Python (FastAPI, Django), Node.js (NestJS, Express), Go - Databases: PostgreSQL, MongoDB, Redis, Supabase - Cloud & DevOps: AWS (Lambda, ECS), Docker, GitHub Actions, Vercel - Integrations: Stripe, Auth0, Twilio, HubSpot, Slack API less -
Hire oliverh542
G'day! i a full-stack developer with 20+ years of hands-on experience in website design, development, mobile & desktop app development, hosting, AI-driven automation, and advanced Excel-based data and financial solutions. I went through all levels of verification by Freelancer staff providing you with reassurance that...G'day! i a full-stack developer with 20+ years of hands-on experience in website design, development, mobile & desktop app development, hosting, AI-driven automation, and advanced Excel-based data and financial solutions. I went through all levels of verification by Freelancer staff providing you with reassurance that I am one of the top developers on Freelancer. I build reliable, scalable websites and applications, and I help businesses use AI in a practical way — automating repetitive work, improving customer experience, and making systems smarter without unnecessary complexity. My core tech stack includes PHP, JavaScript, Python, C/C#, and Java, along with modern frameworks, AI, APIs, and industry-standard tools. What I Do 1. Website Design Figma, PSD, and Adobe XD to Responsive Layouts using CSS, Bootstrap, Tailwind CSS 2. WordPress - Custom themes & plugins - ACF, Gutenberg, Elementor, Divi, Beaver Builder, Oxygen, WPBakery - Advanced custom forms (Gravity Forms, WPForms, Contact Form 7) 3. Website & Application Development 3.1 Next.js & Modern Web Apps - Next.js websites and applications - Server-side rendering (SSR) & API integrations - Secure, scalable architecture 3.2 Front-End - HTML, CSS, JavaScript, jQuery - React.js, Angular, Vue.js, MUI - Bootstrap, Tailwind CSS 3.3 Back-End - Node.js (Express) - PHP (Laravel, Symfony, CodeIgniter, Yii, Zend) - Python (Django, Flask, FastAPI) - C# (.NET, .NET Core) 3.4 Full-Stack - MERN & MEAN stacks - Secure APIs, authentication & integrations 4. AI & Automation - AI chatbots and assistants for websites & internal tools - OpenAI / LLM integrations (chat, content, data processing) - Smart search, filtering & AI-powered features 5. E-commerce - WooCommerce, Shopify, Magento, Prestashop, OpenCart - Custom features, integrations & performance optimisation 6. Mobile App Development (Flutter & React Native) - Cross-platform mobile app development for iOS and Android - API integration (REST, GraphQL, Firebase, etc.) - Push notifications, authentication, payments & third-party services 7. Desktop Application Development (Electron) - Cross-platform desktop apps for Windows, macOS, and Linux using Electron - Building modern, responsive desktop UI using HTML, CSS, JavaScript, React, and Node.js - API integrations for cloud-connected desktop tools 8. Excel & Finance Automation - Advanced Excel solutions (formulas, pivot tables, dashboards) - Financial modelling, forecasting & reporting tools - Data cleaning, transformation & analysis - Automation using Excel, Google Sheets & scripts (VBA / Python) - Integration with APIs, CRMs, and business systems for real-time reporting 9. Hosting & Deployment - Hosting setup, optimisation & security - Ongoing maintenance and support less -
Hire billybryan98
Hello, I'm Billy Bryan, a passionate and results-driven Full Stack Web Developer with over a 6 years of experience in building cutting-edge websites and web applications. I specialize in delivering efficient, scalable, and user-friendly digital solutions tailored to your business needs. With a keen eye for detail and...Hello, I'm Billy Bryan, a passionate and results-driven Full Stack Web Developer with over a 6 years of experience in building cutting-edge websites and web applications. I specialize in delivering efficient, scalable, and user-friendly digital solutions tailored to your business needs. With a keen eye for detail and a strong focus on problem-solving, I ensure every project I work on exceeds expectations and drives measurable results. Backend Development ✔️ Python: Flask, Django, RESTful APIs, data processing. ✔️ C#: ASP.NET Core, application development, Azure integrations. ✔️ PHP: Laravel, WordPress, custom CMS solutions. ✔️ SQL & Databases: PostgreSQL, MySQL, Couchbase, TypeORM. Frontend Development ✔️ React.js: Next.js, Remix.js, Astro.js ✔️ JavaScript: Angular, Vue, Vuex, TypeScript, jQuery. ✔️ CSS Frameworks: Bootstrap, Tailwind CSS, SCSS, LESS. ✔️ Responsive Design: HTML5, CSS3, Figma, pixel-perfect, cross-browser compatibility. Tools & Platforms: ✔️ Version Control: Git, GitHub, GitLab, Bitbucket ✔️ Cloud: AWS, Azure, Google Cloud, Couldflare ✔️ DevOps: Docker, CI/CD pipelines, Jenkins. ✔️ Collaboration: Trello, Slack, Jira. What I Offer ✔️ Custom Web Applications: Fully responsive and optimized for performance. ✔️ API Development & Integration: Building and connecting APIs for seamless data exchange. ✔️ Database Design & Optimization: Efficient data models and query performance tuning. ✔️ Migration & Upgrades: Smooth transitions with zero downtime. ✔️ Full-Stack Solutions: From UI/UX design to backend logic and deployment. I'm passionate about turning your ideas into functional, scalable, and visually appealing digital solutions. Whether you need a one-off project or long-term collaboration, I’m here to help. Let's bring your project to life! Let’s discuss your project needs and start building something amazing together. Best regards, Billy Bryan less -
Hire cliftonc20
I help businesses automate workflows and save time using AI. I build custom GPT-powered chatbots, document processing tools, and automation systems that reduce manual work and improve efficiency. Whether you need a chatbot for your website, AI-powered data processing, or workflow automation, I can deliver a reliable...I help businesses automate workflows and save time using AI. I build custom GPT-powered chatbots, document processing tools, and automation systems that reduce manual work and improve efficiency. Whether you need a chatbot for your website, AI-powered data processing, or workflow automation, I can deliver a reliable solution quickly. What I can build for you: • AI chatbots (customer support, FAQ, internal tools) • Document Q&A systems (PDF, CSV, knowledge base) • GPT-powered automation workflows (Zapier / Make) • Custom backend APIs using Python and FastAPI Tech stack: Python • OpenAI (GPT-4/5) • FastAPI • Zapier / Make • REST APIs • PostgreSQL Why work with me: • Fast delivery and clear communication • Focus on business results, not just code • Clean, scalable, and production-ready solutions Let’s build something that saves you time and grows your business. less -
Hire angeldev0119
I’m Angel. I’m a senior full stack developer who delivers more than just code. I build powerful, scalable, and functional web and mobile applications that solve real-world problems and help businesses grow. With over 6 years of experience, I’ve worked with startups, SaaS platforms, and enterprise systems across the...I’m Angel. I’m a senior full stack developer who delivers more than just code. I build powerful, scalable, and functional web and mobile applications that solve real-world problems and help businesses grow. With over 6 years of experience, I’ve worked with startups, SaaS platforms, and enterprise systems across the US, Europe, and Asia. From complex backend services to responsive frontends, I bring both technical depth and strong communication to every project. What sets me apart: • I take ownership of every project and focus on long-term success • I provide clear, timely updates and work independently with minimal supervision • I’ve delivered mission-critical systems in finance, marketing, and automation If you are looking for someone reliable, fast, and easy to work with, I’d love to discuss how I can support your project. Let’s build something great together. less -
Hire webmasters486
Welcome to my profile! If you are visiting my profile, this means that you are in search of a highly skilled and dependable freelance team for your upcoming project. You have indeed found the right partner. My vision is to become a trusted brand that clients can rely on. My goal is to be a long-term partner,...Welcome to my profile! If you are visiting my profile, this means that you are in search of a highly skilled and dependable freelance team for your upcoming project. You have indeed found the right partner. My vision is to become a trusted brand that clients can rely on. My goal is to be a long-term partner, consistently delivering exceptional experiences that support your growth. Overview of our Service Offerings: ✅ WordPress Websites: We specialize in creating custom WordPress websites that are visually engaging, user-friendly, and optimized for performance. From custom themes to optimized performance, we ensure a seamless experience that meets your business goals. ✅ WooCommerce: We design and develop WooCommerce-powered eCommerce websites that offer seamless shopping experiences, with a focus on functionality, security, and scalability. ✅ Shopify: We build customized Shopify websites that combine sleek design with powerful functionality to enhance your brand's online presence. From setup to optimization, we ensure your Shopify store is ready to convert visitors into loyal customers. ✅ Custom-Made Websites: We create custom-made websites using HTML, CSS, JavaScript, Bootstrap, React, and Tailwind for a stunning and responsive front-end. For the back-end, we leverage Node.js and Next.js with SQL or MongoDB databases to deliver high-performance, scalable web applications. ✅ PHP Development: Proficient in developing dynamic, secure, and high-performance web applications using PHP. Expertise includes leveraging Laravel for advanced MVC architecture and feature-rich applications, CodeIgniter for lightweight and efficient development, and Yii2 for building scalable, enterprise-grade web applications and RESTful APIs. So what are you waiting for? Contact me right now, and let’s discuss your project! less -
Hire esmael228
Unlock peak efficiency with Esmael, your top-tier virtual assistant. I combine lightning-fast data entry with meticulous organization and expert CRM management using HubSpot, Salesforce, Zoho CRM, Asana, Monday.com, Notion, Trello, Plane, and UpBase to streamline your workflows and elevate your business. Whether it’s...Unlock peak efficiency with Esmael, your top-tier virtual assistant. I combine lightning-fast data entry with meticulous organization and expert CRM management using HubSpot, Salesforce, Zoho CRM, Asana, Monday.com, Notion, Trello, Plane, and UpBase to streamline your workflows and elevate your business. Whether it’s managing communication on Slack, scheduling meetings, or prioritizing tasks, I'm here to be your dedicated partner in success. Let me handle your administrative tasks so you can focus on what truly matters. My Skillset: ✴️ Virtual Assistant Specialist: Proficient in email management, scheduling, and task prioritization. ✅ Data Entry Wizard: I ensure data accuracy through efficient cleaning, categorization, and migration. ✴️ CRM Mastery: Unlock the power of HubSpot, Notion, and UpBase for streamlined client management. ✅ Communication Connoisseur: I excel in written and verbal communication, ensuring clear and timely interactions. ✴️ Slack Savvy: I navigate Slack effortlessly, keeping your team connected and informed. ✅ Time Management Titan: I prioritize tasks efficiently to meet deadlines without compromising quality. ✴️ Problem-Solving Prodigy: I tackle challenges head-on, finding creative solutions to ensure smooth operations. Keywords: virtual assistant, data entry, CRM management, HubSpot, Notion, UpBase, Slack, administrative support, project management, scheduling, communication, organization, efficiency, time management Certifications: ✴️ HubSpot Marketing Software Certified ✴️ Virtual Assistant Specialist ✴️ Google IT Support Professional Certificate ✴️ LinkedIn Marketing Strategy Certification I offer translation and transcription services between English and the following Ethiopian languages: ✴️ Amharic ✴️ Oromo ✴️ Afar ✴️ Tigrinya ✴️ Arabic I am committed to continuous learning and professional development. I look forward to discussing how I can contribute to your success. Contact me today for a free consultation. less -
Hire ambalaonline1
We are a dedicated team of experienced developers and designers committed to creating success—not only for ourselves, but for our clients and their businesses. Our growth and achievements are driven by the trust of our clients, the projects we collaborate on, and the valuable feedback we receive. We believe in strong...We are a dedicated team of experienced developers and designers committed to creating success—not only for ourselves, but for our clients and their businesses. Our growth and achievements are driven by the trust of our clients, the projects we collaborate on, and the valuable feedback we receive. We believe in strong partnerships, mutual growth, and truly appreciate the opportunity to work together. Our team specializes in a wide range of technologies and services, including: Builder Technologies: Shopify, Webflow, Framer, WordPress, Wix, Squarespace Frontend Technologies: HTML, Tailwind CSS, React.js Backend Technologies: Node.js, Express.js, Laravel, PHP, Python CRM Solutions: Zoho, HubSpot, Salesforce, Odoo, ActiveCampaign Email Marketing & Automation: Mailchimp, Brevo, Zapier We also have strong expertise in AI-powered solutions. We can seamlessly integrate ChatGPT into your website, system, or portal to enhance user engagement through instant, intelligent responses. Using secure AI APIs, ChatGPT can be embedded into your existing infrastructure and customized for customer support, interactive FAQs, workflow automation, or personalized user experiences. With tailored prompts and data handling, the AI can be aligned with your brand voice and business objectives—leading to improved user satisfaction and engagement. We have delivered these services to a diverse range of clients, from small businesses to large enterprises. Our technology stack is broad and constantly evolving, allowing us to deliver modern, reliable, and high-quality development and design solutions. We always ensure that our work meets current standards and reflects best practices. If you’re interested in collaborating with us, we’d love to hear from you. We value clear communication, availability, and reliability, and we bring these principles into every client partnership. Thank you for your time—we look forward to working with you! less -
Hire mfilipovacfl
AI Agents & Automation | Full Stack Engineer | Web Scraping Expert | CRM/ERP Integration 🚀 INTRODUCTION I build AI agents that work 24/7 for your business. From autonomous sales teams to Voice AI assistants, we create AI-powered solutions that integrate with your existing systems—saving time, cutting costs, and...AI Agents & Automation | Full Stack Engineer | Web Scraping Expert | CRM/ERP Integration 🚀 INTRODUCTION I build AI agents that work 24/7 for your business. From autonomous sales teams to Voice AI assistants, we create AI-powered solutions that integrate with your existing systems—saving time, cutting costs, and scaling operations without scaling headcount. 💻 FULL-STACK DEVELOPMENT • Web apps (React, Next.js, Node.js, Python, FastAPI, Django, C#, .NET Core, PHP, Laravel) • Mobile apps (React Native, Flutter, Android, iOS) • AI dashboards, admin panels, internal tools • Database design (PostgreSQL, MongoDB, Redis,) • DevOps (AWS, GCP, Docker) 🤖 AI AGENTS & DEPARTMENTS Build your AI workforce that operates around the clock: • Autonomous AI Sales — AI SDRs that qualify leads, book meetings, send follow-ups 24/7 • AI Marketing Departments — content generation, personalized outreach, campaign analytics • AI Customer Support — instant responses, ticket routing, escalation to humans • AI Development Assistants — code review, documentation, automated testing • Multi-agent Orchestration — CrewAI, LangChain, LangGraph, AutoGen • Human-in-the-loop Dashboards — full visibility, control, and override capabilities 🔄 WORKFLOW AUTOMATION • Complex multi-step processes across 10+ platforms • Automated reporting, dashboards, real-time analytics • Data transformation, ETL pipelines, migration • Email sequences, drip campaigns, notifications • Platforms: n8n, Make, Zapier, Power Automate, Workato 🔥 MCP (MODEL CONTEXT PROTOCOL) EXPERTISE • Custom MCP Server Development (Python, Node.js, TypeScript) • Claude & ChatGPT integration with existing infrastructure • Enterprise AI Agent Architectures with tool calling • RAG systems with vector databases • Secure integration with private data sources 🔧 CRM/ERP INTEGRATION • CRM: Salesforce, HubSpot, Pipedrive, Monday, Zoho, Dynamics 365, GoHighLevel, Close CRM • ERP: NetSuite, SAP, QuickBooks, Xero, Stripe, Plaid • Custom API development, webhooks, middleware • Multi-system architectures (5+ platforms as one) Web Scraping | Web Automation | App Automation • Selenium, Scrapy, Playwright, Puppeteer, Request, Parse • ScrapingBee, Apify, Browserless 🎯 COMMON USE CASES • AI SDR that books meetings while you sleep • Voice AI receptionist for 24/7 call handling • ChatGPT/Claude integration into your app • RAG chatbot trained on your company data • CRM automation with AI lead scoring • AI content generator for your CMS • WhatsApp AI bot for customer support • Zapier/Make to n8n migration • Custom GPT and AI Assistant development • Prompt engineering and LLM fine-tuning • Agentic AI workflows • AI data extraction less -
Hire rizwanenayat
﷽ I am an experienced web developer focused on delivering clean, fast, and reliable websites. I specialize in WordPress,Shopify HTML/CSS/JS, and website maintenance projects, helping businesses improve functionality without disturbing their existing layout or SEO structure. Over the years, I have worked on live...﷽ I am an experienced web developer focused on delivering clean, fast, and reliable websites. I specialize in WordPress,Shopify HTML/CSS/JS, and website maintenance projects, helping businesses improve functionality without disturbing their existing layout or SEO structure. Over the years, I have worked on live production websites where I successfully: * Fixed responsive and design issues * Integrated branding updates * Refactored code for better performance * Deployed changes safely with zero downtime ⭐⭐⭐⭐⭐ My Technical Skills/Expertise Included: ⭐⭐⭐⭐⭐ HTML5, CSS3, HTML, CSS, Bootstrap, Responsiveness WordPress, WooCommerce, Elementor pro, PHP, jQuery, JavaScript. Shopify, Squarespace, Joomla, Magento, All CMS, Full Stack Development. ✅ I am Verified Freelancer ✅ I am Preferred Freelancer ✅ I am offering unlimited revisions of my work within your budget My approach is simple: understand your goals, follow best practices, and deliver updates that work flawlessly for end users. **Why hire me?** * 5.0 rating and proven track record * Fast communication * High-quality, well-structured code * On-time delivery Whether you need small tweaks or ongoing website improvements, I ensure a smooth and stress-free development experience. Let’s discuss your project and get it done the right way. less
