Java frontend

Job Summary:

We are seeking a seasoned Java Backend Developer Lead to drive the design, development, and deployment of robust backend systems. This role requires hands-on coding expertise, architectural vision, and the ability to mentor and lead a team of developers in delivering high-performance, scalable applications.

Key Responsibilities:

• Lead the backend development team in designing and implementing microservices-based architectures using Java (preferably Java 11+).
• Architect and develop RESTful APIs and backend services using Spring Boot, Hibernate, and related frameworks.
• Collaborate with DevOps teams to streamline CI/CD pipelines using Jenkins, Docker, and Kubernetes.
• Ensure code quality through code reviews, unit testing (JUnit/TestNG), and integration testing.
• Optimize application performance and scalability through profiling and tuning.
• Guide team members in adopting best practices in software engineering, including Agile methodologies.
• Work closely with product managers, frontend developers, and QA teams to deliver end-to-end solutions.
• Maintain documentation and ensure knowledge sharing across the team.

Required Skills:

• Strong proficiency in Java, Spring Boot, and REST API development.
• Experience with relational databases (MySQL, PostgreSQL) and NoSQL (MongoDB, Redis).
• Familiarity with messaging systems like Kafka or RabbitMQ.
• Solid understanding of cloud platforms (AWS, Azure, or GCP).
• Experience with containerization and orchestration tools (Docker, Kubernetes).
• Excellent problem-solving, debugging, and analytical skills.
• Strong leadership and communication abilities.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• 7+ years of backend development experience, with at least 2 years in a lead role.
• Exposure to security best practices and performance testing tools like JMeter.

We are looking for a Senior Java Developer with 6+ years of experience to join our team. The ideal candidate should have strong expertise in Java, Spring Boot, Microservices, and Cloud Technologies. You will play a key role in designing, developing, and optimizing scalable applications while mentoring junior developers and ensuring best coding practices.

Key Responsibilities:

• Design, develop, and maintain Java-based enterprise applications.
• Implement and optimize Microservices Architecture using Spring Boot.
• Develop, test, and deploy RESTful APIs and Web Services.
• Work with SQL and NoSQL databases (MySQL, PostgreSQL, MongoDB, etc.).
• Ensure application scalability, security, and performance.
• Collaborate with DevOps teams for CI/CD pipeline integration.
• Work with Cloud platforms (AWS, Azure, or GCP) for cloud-native development.
• Implement best practices for coding, testing, and deployment.
• Lead code reviews, mentor junior developers, and contribute to architectural decisions.
• Troubleshoot production issues and provide effective solutions.

Required Skills & Experience:

• 6+ years of hands-on experience in Java development.
• Strong expertise in Spring Boot, Spring MVC, and Spring Security.
• Experience with Microservices Architecture and containerization tools like Docker/Kubernetes.
• Proficiency in SQL & NoSQL databases (MySQL, PostgreSQL, MongoDB, Redis).
• Hands-on experience with RESTful APIs, messaging systems (Kafka, RabbitMQ), and authentication mechanisms (OAuth, JWT, SAML).
• Familiarity with CI/CD tools (Jenkins, GitHub Actions, GitLab CI/CD).
• Experience in Agile/Scrum development methodologies.
• Strong knowledge of multi-threading, concurrency, and design patterns.

Hi,

 Greetings from Kairos Technologies (http://www.kairostech.com">www.kairostech.com)

  About Kairos:

Kairos Technologies is a customer-first technology services company focused on Digital Transformation and Testing/QA. We are founded to help you build world-class solutions and digital ecosystems. From our inception in 2003, we have provided managed services in embracing the digital transformation for various companies operating in different verticals. We strive to provide the technology services that make your business goals an economic reality.

As discussed please find the below Job description 

We are looking for highly skilled programmers with experience building web applications in Java. Java Developers are responsible for analyzing user requirements and business objectives, determining application features and functionality, and recommending changes to existing Java-based applications, among other duties.

Java Developers need to compile detailed technical documentation and user assistance material, requiring excellent written communication.

Java Developer Responsibilities:

• Designing and implementing Java-based applications.
• Analyzing user requirements to inform application design.
• Defining application objectives and functionality.
• Aligning application design with business goals.
• Developing and testing software.
• Debugging and resolving technical problems that arise.
• Producing detailed design documentation.
• Recommending changes to existing Java infrastructure.
• Developing multimedia applications.
• Developing documentation to assist users.
• Ensuring continuous professional self-development.

• Skills Required: JAVA/J2EE technologies like Struts, Spring Boot, HTMLCSS, JSP, JDBC, Servlets, JSON, Eclipse, Apache Tomcat, Subversion, Springboot framework to build RESTful Web Services and Micro Services based Spring Cloud.

• Exp – 5+ years
• Location- Pan India

Looking candidated from service base or service division of any company.
Minimum Qualification​:

• Hands-on working on Java ( {Language understanding - Java 8, Lambdas, Collections, popular frameworks & libraries}, JVM, GC tuning, performance tuning)
• Worked on REST frameworks/libraries like Spring MVC, Spring Boot, Dropwizard, REST Express etc
• Worked on Relational data stores viz. MySQL, Oracle or Postgres
• Worked on Non-relational data stores viz. Cassandra, HBase, Couchbase, MongoDB etc
• Worked on caching infra viz. Redis, Memcached, Aerospike, Riak etc
• Worked on Queueing infra viz. Kafka, RabbitMQ, ActiveMQ etc

• Strong hands on in Core Java, OOPS, Exception handling, Multi-Threading, Generics and design patterns.
• Proficient in designing and developing web applications using Java/JEE
• Working experience in Spring Boot, Spring Integration and REST Web services
• Exposure to UI technologies/frameworks like JavaScript, React JS , Flux and knowledge of CSS, HTML etc
• Build tools like Maven.
• Should possess good communication skills and a go getter attitude.
• Good in debugging code through eclipse and browsers
• Should be capable to work independently. Desirable
• Experience in any Continuous Integration/Delivery tools like GIT, Docker, Jenkins, Ansible
• Working knowledge of database like Oracle and application server like Tomcat, WebLogic.
• Knowledge of Linux
• Exposure to any test automation technologies such as Selenium, Fitnesse, Mockito, Junit, any other testing frameworks
• Candidate must to have exposure to working in a fast-paced environment using Agile methodologies
• A person with technical thrust who keeps him up to date with latest technology trends, practices, patterns etc. Knowledge of Open Source tools and technologies