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in the United States

I've spent 11 years working with clients of all sizes across a lot of different industries. That breadth means I can adapt quickly to just about any app idea and pick up new domains fast. I know the grind of building out a first MVP and I know how to jump into an existing codebase and find the path of least resistance to get it fixed. Both sides of that equation. What I like most is looking at the long-term picture - planning different stages, thinking through feature releases, watching an app grow. Most of my best client relationships have lasted years because of that. It's good for them and honestly it represents stability for me too. That alignment tends to produce better work. If you're looking for someone to own the mobile side of your product and stick around, send me a message. — Quentin H.

Motivated student and freelancer with a strong background in programming, game development, AI-assisted workflows, and technical problem-solving. Experienced in Unity development using C#, with additional academic experience in Java and JavaScript. Skilled in debugging, scalable code structure, rapid prototyping, QA testing, research, and collaborative development. Passionate about creating engaging digital experiences and leveraging AI tools to improve workflow efficiency and production quality.

If you are looking for a motivated, safe set of hands to take the weight of your project off your shoulders and work with you to get the job done right, then let’s have a chat. Here’s how: 1. Send me an Upwork message 2. On Upwork message, click on the green “Schedule a meeting” button, choose 30 minutes and I will confirm a time slot. 3. That way we can hop on a strategy call to discuss your project further and make sure we are a great fit together. I lived in Drexel HIll, PA. I am a motivated and creative US based freelancer with over 10 years of successful freelancing in multiple areas of Web & Mobile development. I have experience in ReactJS, NextJS, NodeJS, AngularJS, JavaScript, Laravel, CodeIgniter, Cake PHP, Rest APIs, and WordPress. Expert in React Native Mobile Applications Enterprise level Web | Mobile applications ✔ Detailed experiences are: 1) Backend Development • PHP - Laravel MVC, CodeIgniter, Cake PHP • Node.js - Express, Socket.io, Meteor • Python - Django, Flask • MYSQL, MongoDB, NoSQL, Firebase 2) Front-end Development • Angular, React.js, NextJS, Vue.js • CSS/SCSS, HTML, JavaScript, Jquery 3) iOS | Android app Development • Swift, Java, Kotlin, React Native, Ionic, Flutter • RxJava, RxSwift • MVP, MVVM My priorities are - - Best quality - Bug-free - Delivery in a timely manner - Developing an app, testing it, and making sure users won't have any problems when using the final product; - Helping to choose the best tools for analytics, testing, marketing, reporting, and more.

🇺🇸USA BASED - FLUENT ENGLISH SPEAKER 👨🏽‍💻 Professionally built 100+ full stack mobile apps, SaaS apps, sales/marketing tech, Bubble io apps, cybersecurity tools, GHL Marketplace Apps, AI-powered platforms, automations, and custom software using React, Node.js, Next.js, JavaScript, APIs, Claude Code, Cursor, ChatGPT, and modern AI-assisted development workflows. I leverage AI (Claude Code & Cursor) and advanced coding agents to dramatically speed up development, debugging, architecture planning, prototyping, integrations, and shipping Without AI, I’m already a weapon as a developer. With AI, I become a super weapon capable of building and shipping at an extremely high level and speed. 🏆 My work earned me Top-Rated Plus status and 100% Job Satisfaction on Upwork (& outside Upwork). 🙅 Please don't contact me if communication is poor. ✅ Trust & Integrity are my #1 virtues. I pride myself on excellent communication, fast execution, strong project management, and being a reliable technical partner who takes the time to fully understand your vision before building. Keywords: AI developer, Claude Code, Cursor AI, ChatGPT development, AI-assisted coding, full stack developer, React developer, Next.js developer, Node.js developer, Bubble io expert, Bubble io developer, SaaS development, AI SaaS, startup MVP, rapid MVP development, AI integrations, API integrations, automation systems, custom CRM development, GHL Marketplace Apps, no-code development, low-code development, mobile app development, web app development, AI automation, AI workflows, AI agents, AI-powered apps, marketplace development, cybersecurity tools, internal tools, dashboard development, responsive UI design, business automation, startup software development, scalable SaaS platforms, custom software solutions, Bubble io freelancer, FlutterFlow, Adalo, Make . com, Zapier, social media apps, landing pages, app prototyping, AI product development, sales automation, marketing automation, custom integrations, database architecture, mobile-first development, cloud applications, JavaScript frameworks, frontend development, backend development, startup founder support

✅ 𝗠𝘂𝗹𝘁𝗶𝗽𝗹𝗲 𝟳-𝟴 𝗳𝗶𝗴𝘂𝗿𝗲 𝘀𝘂𝗰𝗰𝗲𝘀𝘀𝗲𝘀 & 𝗦𝗮𝗮𝗦 𝗰𝗹𝗶𝗲𝗻𝘁𝘀/𝗮𝗽𝗽𝘀 𝗮𝗰𝗾𝘂𝗶𝗿𝗲𝗱. ✅ 𝟳𝟱+ 𝗮𝗽𝗽𝘀 𝗯𝘂𝗶𝗹𝘁. 𝟭𝟭+ 𝘆𝗲𝗮𝗿𝘀 𝗽𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲. ✅ 𝗔𝗰𝗰𝘂𝗿𝗮𝘁𝗲 & 𝗴𝘂𝗮𝗿𝗮𝗻𝘁𝗲𝗲𝗱 𝗾𝘂𝗼𝘁𝗲𝘀 𝘄𝗶𝘁𝗵 𝟯𝟬-𝟰𝟬% 𝗹𝗼𝘄𝗲𝗿 𝗰𝗼𝘀𝘁𝘀 𝗮𝗻𝗱 𝗱𝗲𝘃 𝘁𝗶𝗺𝗲𝘀 𝘁𝗵𝗿𝗼𝘂𝗴𝗵 𝗽𝗿𝗼𝗽𝗿𝗶𝗲𝘁𝗮𝗿𝘆 𝗳𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸 𝘂𝘀𝗲(prebuilt-SaaS code). ✅ 𝗣𝗵𝗲𝗻𝗼𝗺𝗲𝗻𝗮𝗹 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗮𝗻𝗱 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝗺𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁 𝘀𝗸𝗶𝗹𝗹𝘀. 𝗜𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝘁 𝗱𝗲𝘃 𝗽𝗿𝗼𝗰𝗲𝘀𝘀 𝗳𝗼𝗹𝗹𝗼𝘄𝗲𝗱 𝗯𝘂𝗶𝗹𝘁 𝘁𝗵𝗿𝗼𝘂𝗴𝗵 𝗼𝘁𝗵𝗲𝗿 𝗽𝗿𝗼𝗱𝘂𝗰𝘁 𝘀𝘂𝗰𝗰𝗲𝘀𝘀𝗲𝘀. ✅ 𝗦𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀, 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲-𝗿𝗲𝗮𝗱𝘆 𝗳𝗿𝗼𝗺 𝗹𝗮𝘂𝗻𝗰𝗵. ✅ 𝗨𝗦 𝗰𝗹𝗶𝗲𝗻𝘁 𝘀𝗽𝗲𝗰𝗶𝗮𝗹𝘁𝘆. Hi, I’m Andrew! I specialize in delivering polished SaaS apps consistently focused on earning revenue. 𝗜𝗻𝘃𝗶𝘁𝗲 𝗺𝗲 𝘁𝗼 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 𝗼𝗿 𝘀𝗲𝗻𝗱 𝗺𝗲 𝗮 𝗱𝗶𝗿𝗲𝗰𝘁 𝗺𝗲𝘀𝘀𝗮𝗴𝗲 𝗮𝗻𝗱 𝗶𝗳 𝘁𝗵𝗲𝗿𝗲’𝘀 𝗮 𝗹𝗶𝗸𝗲𝗹𝗶𝗵𝗼𝗼𝗱 𝗼𝗳 𝗮 𝗴𝗼𝗼𝗱 𝗳𝗶𝘁 𝘁𝗼 𝘄𝗼𝗿𝗸 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿, 𝗜’𝗹𝗹 𝗶𝗻𝘃𝗶𝘁𝗲 𝘆𝗼𝘂 𝘁𝗼 𝗯𝗼𝗼𝗸 𝗮 𝗰𝗼𝗺𝗽𝗹𝗶𝗺𝗲𝗻𝘁𝗮𝗿𝘆 𝗰𝗼𝗻𝘀𝘂𝗹𝘁𝗮𝘁𝗶𝗼𝗻 𝗰𝗮𝗹𝗹 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿. 🗣 𝗝𝗼𝗵𝗻 𝗠𝘂𝗹𝗹𝗲𝗻𝗵𝗼𝗹𝘇 - 𝗛𝗲𝗮𝗱 𝗼𝗳 𝗦𝗮𝗹𝗲𝘀, 𝗦𝘁𝗿𝗮𝘁𝗲𝗴𝗶𝗰 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 - 𝗨𝗯𝗲𝗿 𝗘𝗮𝘁𝘀 ❝ Andrew is the most skilled freelancer and developer I have ever worked with, and I have worked with a lot. He was able to take very broad ideas and turn them into actionable insights and plans in a way I could never imagine was possible. Andrew is the best possible thing to happen to our business and the definition of a true professional. I could not recommend him enough. Anyone who has the opportunity to work with Andrew should consider themselves extremely lucky. ❞ I excel at expertly guiding the app dev process to max out your revenue-earning potential in contrast to your costs, and to steer you away from common SaaS app pitfalls. Client Outcome Examples: ⚡ amzalert.com (8-Figure Acquisition - Rebuilt In 4 Months) ⚡ launchcontrol.us (8-Figure Annual Recurring Revenue - ARR) ⚡ GuestBan.com (Concept-To-Live in 5 Months - 1M+ Monthly App Checkins) My support is based on hard-won successes built through more than a decade of SaaS app obsession. Most of my clients are: ☑️ Existing Businesses - Post-revenue ☑️ Solopreneurs & Small Teams - Wanting to build an MVP app ☑️ Funded Startups - Focused on turning funding into MRR ☑️ Existing Early Stage SaaS - Want to rebuild and scale up I’m the founder of a small, hand-picked team of talented humans. I’m personally involved in all projects, and we only employ senior developers and native English speakers from the US for project management and communication. My team and I are able to consistently reduce dev costs by about 30-40% by leveraging pre-built development frameworks for common app experiences like the user login or checkout, for example, while reserving valuable dev hours for truly custom functionality. Every project we build delivers: 📱Cross Device Compatibility - Desktop - Mobile - Tablet 📈 App Speed Optimization 🧩 Scaleable - Cost-Effective Feature Addition Potential 🛡️ Security 📊 User Analytics & Internal Dashboards 🌐 Multi-Language Localization 🤖 Quality Assurance - QA 📜 Paid User Subscription, Billing & Renewal Management Thanks for taking the time to learn more about me. Invite me to your project or send me a direct message if you’re interested in working together. Talk soon! Andrew Mace - Founder - Lean Engineering Highlights of the work I have extensive experience in includes: SaaS MVP • AI Automation • No-Code/Low-Code • Process Automation • RPA • .NET 8 • Python • AWS • Azure • Docker • Serverless • OpenAI / ChatGPT • Generative AI • Zapier • Make.com • UiPath • Power Automate • n8n • Bubble • Airtable • Stripe • PayPal • Twilio • Slack • Teams • REST APIs • Webhooks • SQL • PostgreSQL • Redis • Power BI • KPI Dashboards • ETL • Airflow • Real-Time Chat • Push Notifications • Subscription Billing • CRM Integration • Lead Generation Bots • Data Analytics • Digital Transformation • Workflow Automation • Rapid Prototyping

Are you looking for an 🏆 UpWork Expert Vetted 🏆 professional to build or grow your Membership Site, Learning Or Social Community, Gamification Strategy or Mobile Membership App? I’m the ONLY Expert Vetted Membership Platform Developer on UpWork. Less than 1% of UpWork freelancers can receive this status via private invitation. Their extensive verification process requires passing a personal interview and skills review. 🌟FIND THE RIGHT FREELANCER🌟 Finding the right freelancer for your project is critical. There is nothing more frustrating than hiring the wrong person and losing time, money and reputation with your members. To help you make the right decision I want to give you as much background about me, my tech stack, my process and why you may want to choose to work with me. All other freelancers on UpWork use this section to cram in stats, their specialties, their tech stack and just a bunch of random information. What I want to do is really meet with you here in this virtual way and build trust and relationship from the start. When starting up, scaling up or leveling up a membership platform you are making a big and key critical decision in whom you trust and work with. You don’t just need a developer. You need a membership experience architect as well. Someone who gets you, your member’s needs, your business goals, your story, your ideal outcome and can build with excellence what was designed. 🌟NAVIGATING MY PROFILE🌟 Here are some key parts of my profile I want to encourage you to visit to learn more on how I can best serve you and why I might be a good fit for your project: ➤ PROFILE VIDEO: Watch my profile video to really get a feel for me, my communication style and how I might be able to serve you. ➤ THIS PROFILE PAGE: Keep reading below to learn more about how I work with my clients ➤ WORK HISTORY: Maintaining a 100% Job Success Score and all 5 Star ratings is not easy. See what my past clients have to say about working with me. ➤ PORTFOLIO SECTION: In my portfolio section you get a lot more detail and background about: - My Stats, Tech Stack and Systems - Client Testimonial Videos - Case Studies After reviewing my profile if you feel I’m a possible fit then let’s schedule a free 45 minute consultation to continue our conversation together. One of my favorite parts about what I do is meeting with people just like you and hearing your story! Just message me here and we can schedule.🟢 🌟MEMBERSHIP PLATFORMS ARE MY THING🌟 Building Membership Platforms, Social and/or Learning Communities, Two Sided Marketplaces and all the various types of platforms or apps I build, is not like building a normal website or traditional software development. It takes creativity, understanding the heart and mission of the platform owner, the desires and needs of the members, creating compelling onboarding user experiences and even gamified engagement to build and grow a successful platform. To accomplish all of this you need much more than just a developer. You need someone who acts more as a visionary partner with you in the architecture of your platform. 🌟25+ YEARS EXPERIENCE IN MEMBERSHIP PLATFORMS🌟 With over 80+ successfully completed projects on UpWork and over 800K+ in earnings I have been able to maintain a 100% success rate and 5 star rating from my clients. This is only accomplished by delivering excellence on-time, on scope and on budget. I accomplish this high degree of professional delivery and client satisfaction via my communication skills and my proven 5D Process of Discovery, Determine, Document, Develop and Deploy that I have honed over the last 25+ years building Membership Platforms. As you will see in my client testimonials, my clients don’t feel like they just hired a developer but someone who really gets them, their membership model, their engagement model and can really help them stabilize and grow. Over the past 25+ years I have worked with over 450+ Membership Platform owners and have built systems for almost every business model and membership configuration imaginable. I draw upon this extensive background as I meet with my clients during the Discovery and Determine process to create a custom scope Document via which then guides a smooth and on time Development and Deploy process. 🌟MY PREFERRED TECH STACK🌟 ➤ WordPress ➤ BuddyBoss ➤ LearnDash ➤ WooCommerce / Subscriptions ➤ CrocoBlocks / Jet Engine ➤ WPfusion - to drive content access & restriction via your CRM And other plugins and tools that help fulfill your functionality and membership experience. I can’t wait to share with you the plugins and systems I have created specifically for Membership Platforms. 🌟LEARN MORE ABOUT WORKING WITH ME🌟 Watch my Profile Video, in my Portfolio check out my My Stats, Stack & Systems, Client Testimonial Videos and Case Studies and let’s schedule a 45 minute free consultation. 🟢 I look forward to meeting you. To Your Success, Kyle Newton