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$
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I will develop springboot rest or graphql react full stack apps
Zynzu
5.0
5.0
About this gig
Build Java Spring Boot / React JS / Full Stack Web Applications
Need something built with Java Spring Boot, React JS, or complete full-stack development?
You're at the right place. I'm a full-stack developer with 6+ years of industry experience, delivering scalable, production-ready solutions for web and enterprise needs.
Why Choose Me?
- 6+ years of solid, professional development experience
- Clean, maintainable, and modular code
- Transparent communication and fast turnaround
- Secure coding practices with a focus on performance
️ What I Offer:
Backend Development
- Java, Spring Boot, Spring MVC, Spring REST APIs
- Spring Cloud, Eureka Server & Client, API Gateway
- Spring Security (JWT / OAuth / LDAP)
- Spring Data JPA, Spring Kafka, Reactive (WebFlux)
- Quarkus, Swagger, Lombok, JSON
- JUnit / Mockito / Powermockito
- Maven, Gradle, Multithreading, Collections
Frontend Development
- React JS, Redux, TypeScript, JavaScript, jQuery
- HTML5, CSS3, Bootstrap, Responsive UI
- JSP, Thymeleaf
Database Integration
- MySQL, PostgreSQL, Oracle, SQL Server, MongoDB, H2
Deployment & DevOps
- AWS, Heroku, GitHub, GitLab
Note:
Before placing an order, please contact me first to discuss your project requirements and ti
Get to know Zynzu
Zynzu
Full Stack Java Developer : Clean Code and Scalable Architecture
- FromIndia
- Member sinceMar 2020
- Avg. response time1 hour
- Last delivery1 month
Languages
Tamil, English
🔷 Zynzu | Scalable Software. Clean Architecture.
With 6+ years of experience, I deliver enterprise-grade solutions under the Zynzu brand — where clean code meets powerful tech.
⚙️ Backend Expertise: Java, Spring Boot, Hibernate, REST & GraphQL APIs
🖥️ Frontend Skills: React (Vite + Next.js), JSP, Thymeleaf, HTML, CSS, JS
📐 Architecture: Modular, maintainable, SOLID-principled development
🗄️ Databases: SQL, NoSQL, JPA, Hibernate
🔗 Microservices: Scalable service design & secure integrations
☁️ Cloud: AWS Lambda & S3 (entry-level)
Every Zynzu solution is crafted for clarity & Scalability
My Portfolio
Other Software Development Services I Offer
FAQ
Is this gig suitable for bug fixing or consultation?
Yes, please choose the Basic plan or message me for custom offers.
Do you support UI-only or backend-only?
Yes, see my other specialized gigs or request a custom quote.
Reviews
7 reviews for this Gig
| (7) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
T thebest4hire
Repeat Client
United States
I am repeating customer. Easy to work with and he responds quick. He delivered and implemented according to the requirements. Looking forward to continuing work relationship.
$200-$400
Price
10 days
Duration
Helpful?T thebest4hire
Repeat Client
United States
Great level of cooperation and understanding. I like how he went beyond and delivered great UX design. As we are just starting on the new application I am looking forward to work together in the future and will definitely send new feature requirements very soon.
$100-$200
Price
8 days
Duration
Helpful?U user79047014
Croatia
Exceeded expectations, very quick responsiveness and even took the time to explain implementations that I didn't understand. All in all, Mohamed did more than i asked, and the code followed best practices and was very industry standard. Would definetely reccomend!
$100-$200
Price
2 weeks
Duration
Helpful?P pramodvulloji
India
All I can say is he is worth every penny
Up to $50
Price
7 days
Duration
Helpful?S 
sanakhr
Repeat Client
India
This was a second time I'm working with Asfak, though I'm not that good at backend coding he explained everything so well. He's having good knowledge on Java, helped me completing my task.
Up to $50
Price
2 days
Duration
Helpful?
Reviews
7 reviews for this Gig
| (7) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
T thebest4hire
Repeat Client
United States
I am repeating customer. Easy to work with and he responds quick. He delivered and implemented according to the requirements. Looking forward to continuing work relationship.
$200-$400
Price
10 days
Duration
Helpful?T thebest4hire
Repeat Client
United States
Great level of cooperation and understanding. I like how he went beyond and delivered great UX design. As we are just starting on the new application I am looking forward to work together in the future and will definitely send new feature requirements very soon.
$100-$200
Price
8 days
Duration
Helpful?U user79047014
Croatia
Exceeded expectations, very quick responsiveness and even took the time to explain implementations that I didn't understand. All in all, Mohamed did more than i asked, and the code followed best practices and was very industry standard. Would definetely reccomend!
$100-$200
Price
2 weeks
Duration
Helpful?P pramodvulloji
India
All I can say is he is worth every penny
Up to $50
Price
7 days
Duration
Helpful?S sanakhr
Repeat Client
India
This was a second time I'm working with Asfak, though I'm not that good at backend coding he explained everything so well. He's having good knowledge on Java, helped me completing my task.
Up to $50
Price
2 days
Duration
Helpful?
