Hello! I am Lucas Zhu
ABOUT ME
Senior Full-Stack Web & Mobile Software Engineer able to listen and insert the ideas of a client or collaborator, and build a sophisticated website for user experience. Collaborated with groups and classmates, to solve complex situations. Constantly seeking to grow my network.
Determined to complete and present the best possible product for the user, researching and understanding API documentation, reading and using different Frameworks, adjusting to time-sensitive matters.
Services I offer
Web Development
Deliver SaaS applications in the e-commerce, real estate, marketplaces, law compliance, human resource management, and healthcare domains.
Mobile Development
With 5years of expertise in mobile development, I provide development services for either native applications or provide cross-platform solutions.
ME(ARV)N Stack
Provide complete spectrum of ME(ARV)N Stack development solutions that include ecommerce development, consulting services and mobile app development.
DevOps, Server Support
Offer remote administration services that will allow you to maintain computer network at the optimum level at a reasonable price.
My Experience
Full Stack Developer
2022 ~ 2025Heynannyly GmbH, München, German
Heynanny GmbH is a babysitter reservation platform that connects parents with trusted caregivers. It offers seamless booking, subscriptions, and secure payments with real-time notifications.
- Designed the database structure for the booking timeslot
- Contributed to backend development using Google Cloud Platform (GCP) and Firestore.
- Implemented booking, subscription, and payment systems using Stripe.
- Built emailing and SMS notification systems using SendGrid, Twilio, and WhatsApp.
- Contributed to front-end development using React and MUI.
Backend Developer
2021 ~ 2022Easy-Tutor GmbH, München, German
Easy-Tutor is an online tutoring platform connecting students with qualified teachers. It offers flexible scheduling, video lessons via Zoom, and secure payment processing.
- Contributed backend development using Strapi (Node.js Headless CMS) and MongoDB.
- Designed a time slot generation and sync algorithm based on teacher availability.
- Integrated Cronofy scheduling sync API, Zoom API for video lessons
- Integration of Mollie API for payment.
Full Stack Developer
2021 ~ 2021OSM Leather USA, California, United State
OSM Leather USA is a marketplace e-commerce platform for leather goods.
- Developed the backend of the marketplace system using Strapi and PostgreSQL.
- Built and optimized the frontend using Next.js.
- Integrated Stripe for secure payment processing.
- Scraped data from e-commerce sites like Beyoglu, Matras, and Tergan.
- Integrated Algolia for search functionality and ChatGPT for enhanced user interaction.
Senior Software Developer
2018 ~ 2021Opark, Inc, Mill Valley, California, United States
Opark Inc. operates MyClubLives, a platform designed to enhance club and event experiences. It provides seamless event management, member engagement, and digital solutions for clubs and communities.
- Developed racquets & sports club management and reservation system using Node.js, Express.js, MongoDB, React.js, Redux.js.
- Interacted with the team effectively offering suggestions on both logical and physical design to assure that the system built would be resilient and bulletproof into the future.
- Planned, wrote, and debugged web applications and software with complete accuracy.
- The user utilization rate of the system was increased from 20% to 100%.
Freelance Developer
2017 ~ 2018Upwork, San Francisco, California, USA
- Developed web and mobile applications for various clients.
- Worked on backend development, database design, and API integrations.
- Delivered custom solutions across multiple technologies.
Bachelor of Computer Science
April 2013 ~ June 2017Hong Kong University of Science and Technology
Technical Skills
Node.js / Strapi / Express.js / MongoDB / DynamoDB
98%
React / React Native / Redux / Next / Vue / Nuxt
95%
JavaScript / TypeScript / HTML / CSS
99%
Swift (iOS) / Java (Android)
95%
Professional Skills
Communication
Team Work
Creativity
Delivery Speed
What would you like to Do?
Hire me!My Works
What my clients say
Excellent teammate - much more like a partner than a contractor. He is excellent at collaboration and problem-solving. His coding is excellent and he has always been responsive whenever we have needed more work or to assist with operations. I highly recommend him for any technical task
Lucas did an excellent job developing the apps [iOS and Android]. Communication was 5-star, Speed was 5-star, Quality of delivery was 5-star. I sincerely can't wait to work with him again, best $ spent on guru by far. Thanks Lucas.
Great work. The best that I have ever used. Keep Lucas in good health and wealth and he delivers what he says plus more. Best choice I have made in 25 years in technology.