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Fiverr Pro
English
$
USD
I will be your expert fullstack developer for ai agent app or website
Ellis S
Level 2
5.0
5.0
About this gig
Are you looking to turn an idea into a production-ready AI software product? You're in the right place. I am a specialized full-stack engineer and AI engineer with 7+ years in software development and 4+ years in AI agents and agentic systems.
I build and ship custom, scalable websites and AI systems. Our focus is not demos or prototypes but real, deployable AI products that drive business impact. On average, I ship 2+ products per months.
Solutions and services I offer:
- AI development: chatbot, RAG, image, video, ai agents and multi-agents
- Software product development: full-stack app on web, desktop or mobile
- App design: fully owned design system, 3D, webGL, web animation
Why Choose Us?
- Senior-level engineering team
- Regular progress updates & transparent workflows
- Highly flexible with global time zones
- Clean, maintainable, production-ready code
- End-to-end delivery
Message us with what you're building and we'll tell you exactly how we'd approach it.
Get to know Ellis S
Ellis S
Senior Software Developer, AI Product Engineer, Entrepreneur
Level 2
- FromChina
- Member sinceMar 2022
- Avg. response time1 hour
- Last delivery4 weeks
Languages
English, Chinese
Hi, I’m Ellis. A Senior Engineer and AI Product Engineer with 7 years in software development and 4 years in generative AI. I focus on designing scalable architectures and turning complex AI concepts into real-world products.
Me and my team have worked closely with clients to bring their products to market and maintain open-source projects that support the broader AI community. My goal is simple: build reliable production-grade solutions that creates real impact.
Feel free to reach out to me by sending text or booking a meeting on Fiverr.
My Portfolio
FAQ
What kind of projects do you build?
SaaS platforms, web and mobile apps, MVPs, internal tools, dashboards, automations, and AI-powered applications. If it involves custom software, we can likely help. Message us with your idea and we'll let you know.
What types of agents can you develop?
I can develop agents using various models (such as LLM, TTS/STT, Image Gen, Video Gen, Music Gen) and tools (such as Python, Zapier, Make, Pulse Editor).
Will I need coding skills to use the agent?
I can deliver user-friendly agents that you can run without technical knowledge. Additional fees apply for UI/UX frontend development.
Can you maintain or update the agent after delivery?
Yes, I offer ongoing support and updates upon request to keep your agent running smoothly at a discounted rate.
I need design too, not just development. Can you handle that?
Yes. We offer end-to-end product delivery including UI/UX design, development, and QA.
Who owns the code?
You do. 100%. Everything we build is yours.
Reviews
34 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
J jesuseriofrii
United States
10/10 everything, will continue to work together
4 days
Duration
Helpful?E 
estella_guo
China
Outstanding work! He delivered exactly what I needed, on time, and with excellent communication throughout the process. I'm thrilled with the final result and will definitely be a returning customer. Highly recommended!
2 days
Duration
Helpful?M michelabeviv940
Switzerland
recurring seller i'm working with. He is amazing
6 days
Duration
Helpful?M michelabeviv940
Switzerland
Ellis S is just an exceptional AI developer! Highly recommend!
10 days
Duration
Helpful?M michelabeviv940
Switzerland
Ellis delivered outstanding work, exceeding every expectations. Working with Ellis is a pleasure; he is extremely polite and went above and beyond. Highly recommend! 👍
10 days
Duration
Helpful?
Reviews
34 reviews for this Gig
| (34) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
J jesuseriofrii
United States
10/10 everything, will continue to work together
4 days
Duration
Helpful?E estella_guo
China
Outstanding work! He delivered exactly what I needed, on time, and with excellent communication throughout the process. I'm thrilled with the final result and will definitely be a returning customer. Highly recommended!
2 days
Duration
Helpful?M michelabeviv940
Switzerland
recurring seller i'm working with. He is amazing
6 days
Duration
Helpful?M michelabeviv940
Switzerland
Ellis S is just an exceptional AI developer! Highly recommend!
10 days
Duration
Helpful?M michelabeviv940
Switzerland
Ellis delivered outstanding work, exceeding every expectations. Working with Ellis is a pleasure; he is extremely polite and went above and beyond. Highly recommend! 👍
10 days
Duration
Helpful?
