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Harper
@hapedevelopment
Level 1
Full Stack Developer Who Builds Smart Systems
États-Unis
Anglais, Français, Espagnol
À propos de moi
Hi!
I’m Harper, a full stack developer who builds systems that help businesses run smoother. I create custom websites, AI chatbots, WhatsApp automation, and backend workflows that reduce manual work and improve results. My tech stack are: React, Node.js, PHP, HTML5, JavaScript, Nextjs, CSS, APIs, Airtable, and n8n. I've completed many complex functional websites and web applications. I can create modern and eye catching custom websites or web applications based on your needs and requirements. Let's make something different together.
Compétences
Harper
50 $US/heure
hors ligne •
Temps de réponse moyen de 1 heure
Voir mes services
Applications Web Full stack
I will build full stack web development using react js, node, mern stack, tailwind css
Développement de chatbots d'IA
I will develop mobile app ai chatbot chatgpt ai website development ai saas app
Vous souhaitez travailler sur une base horaire ?
Dites à Harper ce dont vous avez besoin.
50 $US
/
heurePortfolio
Expérience professionnelle
Full Stack Web Developer & API Integration Specialist
Self-Employed / Freelance • Freelance
Mar 2026 - Present • 2 mos
Specialized in API integrations, backend systems, and SaaS platform development. Successfully delivered Meta (Facebook & Instagram) Graph API integration for MASS, a martial arts school management SaaS platform, including OAuth authentication, automated social media publishing, webhook implementation, and multi-tenant support. Also built LinkedIn OAuth integration and video publishing features. Experienced with Deno backend, React frontend, Stripe payments, and Base44 platform development.
AI Chatbot & Automation Developer
Self Employed • Freelance
Dec 2024 - Present • 1 yr 5 mos
Developed AI-powered chatbot systems and business automation workflows for client platforms. Integrated OpenAI-powered conversation flows with messaging channels including Facebook Messenger, Instagram DMs, and WhatsApp Business. Built automated lead capture, customer response, and appointment booking systems that reduced manual workload by over 60% for business owners.
Multi Tenant Saas Platform Developer
Micarrt Unity • Indépendant
Aug 2023 - Present • 2 yrs 9 mos
Architected and developed multi-tenant SaaS platforms where multiple businesses operate independently within a single application. Implemented tenant isolation, role-based access control, subscription management, and usage limit enforcement. Built onboarding flows, billing integration, and admin dashboards that allowed SaaS founders to launch and scale their products confidently.
8 Avis
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Les plus pertinents
laursmith2
Client récurrent
États-Unis
Honestly, I’m really impressed with how everything turned out. The design is clean, modern, and exactly the kind of look I was hoping for. I especially liked how the homepage and product layout were structured. Communication was smooth from start to finish, and everything was delivered exactly as promised....
Utile?
jerome_richard1
Client récurrent
États-Unis
Second time of choosing her. She is so friendly and professional. I love her scope of work, how she handle project, communicate with respect, and provide updates consistently. I reach out to her for adding of one page to my website, and she didn't fail to that properly. She added the one page to my website, and everything is functioning well now. Thank you.
Utile?
laursmith2
Client récurrent
États-Unis
Working on second phase of my project with Harper is great thing, she did more than I expect, her work is clean and her communication is top-notch. She handles everything professionally and my we is working well. I will surely work with her again Thank you for your work. It is a nice time working with you.
Utile?
lukebyrne731
Client récurrent
Australie
Utile?
lukebyrne731
Client récurrent
Australie
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