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Software Developer
(January 2021 – Still going)

Key Services Provided:

Mobile Development: Designed and deployed native iOS and Android applications tailored to niche markets, such as fitness, retail, and lifestyle.
AI & Automation: Built and deployed AI-driven systems, including task management platforms and chatbot solutions for business process automation.
Full-Stack Web Development: Delivered web applications using MERN and MEAN stacks, focusing on e-commerce, customer portals, and inventory management tools.
Programming Expertise: Worked extensively in C#, C++, Java, Python, and Django for robust back-end solutions and scalable systems.
Product Development: Led the design and development lifecycle for digital products, ensuring quality from concept to delivery.
Autonomous Bots: Created automation scripts and AutoBots for data scraping, workflow optimization, and predictive analytics.
Key Projects Delivered:

AI Doctor Engagement System: Developed an intelligent platform to streamline doctor-patient communication for healthcare clients. Integrated NLP and machine learning to enhance patient engagement.
E-commerce Websites: Designed and deployed scalable e-commerce platforms for industries like footwear, gardening, pet supplies, and fitness.
AI-Based Task Management System: Built a centralized system for task allocation and monitoring, leveraging AI to prioritize and recommend actions.
Mobile Applications: Delivered customized mobile apps for gyms, retail shoe stores, plant nurseries, and pet shops, focusing on user-friendly interfaces and seamless performance.
Achievements:

Delivered 50+ projects across industries, maintaining a 90% client satisfaction rate.
Improved client workflow efficiency by up to 35% with AI-based automation solutions.
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Core Skill Set • Full Stack Development: Node.js, React.js, Next.js, Laravel, Inertia.js • AI / Machine Learning: OpenAI (GPT-3/4), Hugging Face, LangChain, Rasa, TensorFlow, PyTorch • Backend Engineering: Python, Flask, FastAPI, GraphQL, REST APIs • Frontend Development: React, Vue.js, Tailwind CSS, HTML5, CSS3, FlutterFlow • Chatbot Frameworks: Rasa, Dialogflow, Voiceflow, Microsoft Bot Framework • Workflow Automation: n8n, Zapier, Make (Integromat) • Databases: PostgreSQL, MongoDB, MySQL, Firebase, Redis • Cloud & Infrastructure: AWS, GCP, Firebase, Docker, Kubernetes • Additional Tools: Git, CI/CD, ML Pipelines, Web Scraping, Data Integration 1️⃣ Backend Engineering • Node.js + Express + MongoDB + OpenAI GPT • Python + Flask + Hugging Face + PostgreSQL • FastAPI + LangChain + MySQL 2️⃣ AI / LLM & Chatbot Development • Python + GPT-4 + FastAPI + Redis • Node.js + LangChain + OpenAI + Redis • Rasa + TensorFlow + MongoDB • React + Node.js + GPT + MongoDB • Voiceflow + GPT 3️⃣ Frontend & UI Engineering • React + Tailwind CSS + Redux • Vue + Vuetify + Axios • Next.js + React + TypeScript • FlutterFlow 4️⃣ Workflow Automation • n8n + PostgreSQL + OpenAI GPT • n8n + Firebase + GraphQL 5️⃣ Cloud & Infrastructure • AWS Lambda + Node.js + GPT • GCP + Python + Hugging Face • Docker + Kubernetes + GCP 6️⃣ Machine Learning & Data Science • Python + TensorFlow + Pandas + AWS • Python + Scikit-learn + Flask ?️‍♂️ Web Scraping & Data Automation I develop intelligent web scraping, data extraction, and automated data pipelines using Python, BeautifulSoup, Selenium, Playwright, and anti-detect technologies. For analytics and ML workflows, I use Pandas, NumPy, Scikit-Learn, and TensorFlow. ? Focused on building AI-powered systems that boost efficiency, enhance decision-making, and streamline business operations. Thanks, William Henerson","logos":{"normal":{"url":"https://workana.s3.amazonaws.com/logos/eb85e116f55ae6b0b8d934c17923c524/bq/22401441_160_160.jpg","width":160,"height":160},"thumb":{"url":"https://workana.s3.amazonaws.com/logos/eb85e116f55ae6b0b8d934c17923c524/oi/22401441_30_30.jpg","width":30,"height":30},":original":{"url":"https://workana.s3.amazonaws.com/logos/eb85e116f55ae6b0b8d934c17923c524/mm/22401441.jpg","width":460,"height":460},"profile":{"url":"https://workana.s3.amazonaws.com/logos/eb85e116f55ae6b0b8d934c17923c524/lr/22401441_192_192.jpg","width":192,"height":192},"large":{"url":"https://workana.s3.amazonaws.com/logos/eb85e116f55ae6b0b8d934c17923c524/zo/22401441_300_300.jpg","width":300,"height":300}},"country":"MY","lastActive":"2025-12-28 13:13:59","created":"2025-08-04 21:40:08","open":0,"active":0,"completed":"0","rating":"0.00","paid":0,"verifiedPaymentMethod":false,"worker":{"id":11263529,"slug":"william-henderson","canInvite":false,"skills":{"934":{"id":934},"685":{"id":685},"768":{"id":768},"274":{"id":274},"234":{"id":234},"246":{"id":246},"947":{"id":947},"1051":{"id":1051},"853":{"id":853},"1012":{"id":1012},"188":{"id":188},"67":{"id":67}},"history":"? Work History ⭐ Senior Full Stack Developer 10+ Years Experience | AI, Automation & Scalable Systems • Architected and delivered high-performance backend systems using Django, FastAPI, and PostgreSQL, supporting over 100,000 daily active users with consistent uptime and reliability. • Developed optimized RESTful APIs with Django REST Framework and FastAPI, improving server response speed by 30%. • Built real-time, event-driven features using WebSockets through Django Channels and FastAPI, enabling seamless live interactions. • Designed and implemented advanced front-end interfaces using React.js and Vue.js, significantly enhancing UX and engagement rates. • Streamlined deployment workflows using Docker, Kubernetes, and CI/CD pipelines, reducing deployment time by 40%. • Integrated AI-powered features using OpenAI GPT and Hugging Face, boosting automation and user personalization. • Led development and mentoring efforts, guiding cross-functional teams toward best practices in scalable system design. ⭐ Full Stack Developer • Delivered enterprise-grade web applications using Django and Flask, ensuring security, scalability, and clean architecture. • Designed and optimized SQL (PostgreSQL/MySQL) and NoSQL (MongoDB/Redis) databases, ensuring high data integrity and system performance. • Migrated legacy monolithic applications into microservices using Flask and FastAPI, increasing system modularity and scalability. • Implemented secure authentication solutions using JWT, OAuth2, and role-based access control, aligned with industry security standards. • Automated internal workflows and third-party integrations using n8n, Zapier, and custom Python scripts, reducing manual workload. • Created technical documentation and conducted training sessions to elevate team knowledge and onboarding efficiency. • Built foundational chatbot prototypes using Rasa and GPT-based architectures, supporting conversational automation initiatives. ⭐ Junior Web Developer • Supported development of dynamic web applications using Flask and Django, working on models, views, templates, and API endpoints. • Built interactive front-end features using JavaScript, jQuery, and CSS frameworks such as Bootstrap and Tailwind. • Collaborated with senior developers in code reviews, debugging, and optimization, improving application performance and security. • Gained experience in automated testing using PyTest, Selenium, and unit testing frameworks, ensuring reliability and maintainability. • Assisted in integrating third-party APIs and basic automation workflows, building a foundation for advanced development skills. • Contributed to UI/UX improvements through iterative design and feedback cycles.","rating":5,"ranking":51,"position":{"position":"gold","next":{"name":"Platinum","next":"hero","description":"Platinum es el quinto nivel de Workana. ¡Estás llegando a la cima! 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Leer más"},"completed":3,"hourlyRate":{"rate":25,"currency":"USD"},"badges":[{"type":"membership_premium","profile":"worker","active":true}],"shouldShowHireMeDialog":false},"profileUrl":"https://www.workana.com/freelancer/76e6c62dc5b678579d3412d9be66cd67","logoUrl":"https://cf.workana.com/logos/eb85e116f55ae6b0b8d934c17923c524/bq/22401441_160_160.jpg","truncatedCompanyDescription":"? I’m William Henerson, a Malaysia-based Full Stack Developer with over a decade of experience in crafting intelligent, scalable, and automation-focused digital solutions. 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