I will build java spring boot web apps, rest api, microservices

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Nishkarsh Agarw
5.0
5.0
build java spring boot web apps, rest api, microservices
build java spring boot web apps, rest api, microservices
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build java spring boot web apps, rest api, microservicesbuild java spring boot web apps, rest api, microservicesbuild java spring boot web apps, rest api, microservices

About this gig

Hi! I'm a Java Backend Developer with 5+ years of experience in building high-performance, secure, and scalable web applications. I specialize in Spring Boot, Microservices


What I Offer:

  • Java Spring Boot, Spring MVC
  • REST API
  • Spring Security, JWT, OAuth2
  • Social Login (Google, Facebook, Apple)
  • JPA, Hibernate, MySQL, PostgreSQL, MongoDB
  • Docker, Kubernetes, AWS (EC2, S3, RDS, Lambda)
  • Unit Testing (JUnit, Mockito), Integration Testing
  • Git, GitHub, GitLab, CI/CD (Jenkins, GitHub Actions)
  • Database design & optimization
  • API documentation (Swagger/OpenAPI)
  • System design & architecture diagrams
  • Logging & monitoring setup (Splunk, ELK)
  • Legacy code migration to microservices
  • API gateway & service discovery (Eureka, Zuul)


Why Choose Me?

  • 100% original and scalable code
  • Fast response and professional communication
  • Clean code with full documentation
  • Ongoing support and maintenance available

  • Programming language

    • Java

  • Expertise

    • Debugging
    • Performance
    • Security
    • Design
    • Source control

  • Frontend framework

    • React.js

  • Backend framework

    • Laravel
    • Spring

  • AI & low/no code builders

    • Claude

Get to know Nishkarsh Agarw

Nishkarsh Agarw

Transforming concepts into tangible digital experiences

4.9(20)
  • FromIndia
  • Member sinceMar 2021
  • Last delivery2 years

  • Languages

    English, Hindi
Hello there! 👋 I’m Nishkarsh Agarwal, a passionate Full-Stack Web Developer with 9+ years of hands-on experience building interactive, scalable, and user-friendly websites. I specialize in crafting custom web solutions tailored to unique business needs checkout - https://www.buykarr.com/ Tech Stack & Skills: Backend: Java, Php, Python Languages & Frameworks: JavaScript, Node.js, React.js, Express.js Databases: MySQL, MongoDB Frontend: React Js, HTML, CSS, Tailwind CSS, Bootstrap, jQuery, AJAX CMS & Platforms: Shopify, WordPress, WooCommerce, Wix

My Portfolio

Reviews

1 reviews for this Gig
5.0

(1)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • R

    rajasankar89

    AE

    United Arab Emirates

    5

    Nish did an amazing job. He understood the requirement and delivered the job beyond the requirements. His communication throughout the job was excellent. Finally, the price was reasonable. Thanks Nish

    $100-$200

    Price

    2 weeks

    Duration

    Worksample image
    Helpful?
    Yes
    No
Reviews

1 reviews for this Gig
5.0

(1)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • R

    rajasankar89

    AE

    United Arab Emirates

    5

    Nish did an amazing job. He understood the requirement and delivered the job beyond the requirements. His communication throughout the job was excellent. Finally, the price was reasonable. Thanks Nish

    $100-$200

    Price

    2 weeks

    Duration

    Worksample image
    Helpful?
    Yes
    No

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