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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 delivery3 months
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) | ||
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| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
T thebest4hire
United States
Ongoing collaborationI 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
United States
Ongoing collaborationGreat 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.
$200-$400
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
$50
Price
7 days
Duration
Helpful?S 
sanakhr
India
Ongoing collaborationThis 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.
$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
United States
Ongoing collaborationI 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
United States
Ongoing collaborationGreat 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.
$200-$400
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
$50
Price
7 days
Duration
Helpful?S sanakhr
India
Ongoing collaborationThis 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.
$50
Price
2 days
Duration
Helpful?
