Java Fullstack Developer

Kumaran Systems; Hyderabad; On-site; INR 900,000 - 1,300,000; Full time

Job summary

Kumaran Systems in Hyderabad seeks an experienced Java Full Stack Developer to design, develop, and maintain end-to-end web applications. You will work with Java back-ends, Spring Boot, and modern front-end frameworks to deliver scalable solutions.

You will build RESTful services, create responsive UIs, and collaborate in an Agile, DevOps-driven environment to ensure quality, performance, and timely delivery.

Qualifications

• Bachelor’s or higher in Computer Science, IT, or related field.
• Strong experience with Java (8+), Spring/Spring Boot, RESTful APIs.
• Frontend skills in HTML5, CSS3, JavaScript and at least one modern framework (Angular/React/Vue).
• Experience with RDBMS/NoSQL databases, familiarity with CI/CD pipelines, and Agile methodologies.

Responsibilities

• Design, develop, and maintain end-to-end web applications using Java and front-end frameworks.
• Build RESTful APIs / microservices with Java, Spring Boot.
• Create responsive UIs and ensure cross-browser compatibility.
• Collaborate with architects, QA, and DevOps to deliver quality features on time.
• Write clean, modular code and participate in reviews and design decisions.

Skills

Java

Spring Boot

REST APIs

HTML5/CSS3

JavaScript frameworks

Agile/Scrum

Problem solving

Communication

Education

Bachelor’s/Master’s in CS/IT

Tools

Git/GitLab

Jenkins

Azure DevOps

Docker

Kubernetes

Job description

Job Description:

About Us

Kumaran Systems: Engineering Future-Ready Transformations Since 1992, Kumaran Systems has been helping enterprises bridge the past and the future, reimagining legacy systems and embracing AI-led possibilities. With over 34 years of delivery excellence, we specialise in re-engineering core applications, driving cloud transformation, and building automation-first, GenAI-enabled ecosystems across the Banking and Financial Services, Insurance, Telecom, and Automotive sectors. We help organisations not just upgrade their systems but reimagine what’s possible.

Why Kumaran?

We blend engineering discipline with AI innovation, helping clients modernise with confidence, automate with clarity, and scale with purpose. Our global delivery model ensures agility, responsiveness, and seamless collaboration, with clients always at the heart of every engagement. At Kumaran, we don’t just solve problems, we engineer future-ready transformations.

We are looking for an experienced Java Full Stack Developerwho can design, develop, and maintain end-to-end web applications. The ideal candidate has strong expertise in Java-based back-end services, modern JavaScript frameworks on the front end, and is comfortable working in an Agile, DevOps-driven environment.

Key Responsibilities

• Design, develop, and maintainend-to-end web applicationsusing Java and front-end frameworks.
• DevelopRESTful APIs / microservicesusing Java, Spring / Spring Boot.
• Buildresponsive, user-friendly UIsusing HTML5, CSS3, JavaScript, and frameworks such as Angular / React / Vue (as per project stack).
• Collaborate witharchitects, business analysts, QA, and DevOpsto deliver high-quality features on time.
• Writeclean, modular, testablecode following coding standards and best practices.
• Integrate applications withdatabases(RDBMS/NoSQL) and external systems.
• Participate incode reviews, design discussions, and technical decision-making.
• Implementunit tests, integration tests, and support automated testing and CI/CD pipelines.
• Troubleshoot and resolveproduction issues, performance bottlenecks, and defects.
• Contribute totechnical documentation(design documents, API specs, deployment guides).

Required Skills & Qualifications

• Education:Bachelor’s/Master’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
• Backend:
  • Strong experience withJava (8 or above)
  • Hands-on withSpring / Spring Boot, Spring MVC, Spring Data, Spring Security
  • Experience in buildingRESTful APIs / microservices
• Frontend:
  • Strong knowledge ofHTML5, CSS3, JavaScript
  • Experience with at least one modernJavaScript framework: Angular / React / Vue
  • Familiarity withresponsive designand cross-browser compatibility
• Database:
  • Experience withRDBMS(e.g., MySQL, PostgreSQL, Oracle)
  • Good understanding ofSQL, query optimization, and data modeling
  • Exposure toNoSQLdatabases (e.g., MongoDB, Cassandra) is a plus
• Tools & Processes:
  • Experience withGitor similar version control systems
  • Familiarity withCI/CD pipelines(Jenkins, GitLab CI, Azure DevOps, etc.)
  • Working experience inAgile/Scrummethodologies
• Other:
  • Strongproblem-solvinganddebuggingskills
  • Good understanding ofdesign patterns,OOP, andsoftware engineering principles
  • Excellentcommunicationandcollaborationskills

Preferred / Good-to-Have Skills

• Experience withcloud platforms(AWS / Azure / GCP) and cloud-native development.
• Knowledge ofcontainerization(Docker, Kubernetes).
• Experience withmessage queues(Kafka, RabbitMQ, etc.).
• Exposure tosecurity best practices(authentication, authorization, OWASP).
• Experience withfront-end build tools(Webpack, NPM, Yarn) andUI testingframeworks.
• Familiarity withDevOps practicesand monitoring tools (Prometheus, ELK, etc.).

Behavioral Competencies

• Strongownershipand accountability for deliverables.
• Ability to work independently as well as part of across-functional team.
• Adaptable to changing priorities andfast-paced environments.
• Proactive, with a continuous learning mindset and interest in new technologies.