Java Developer

Urgent Requirement 🔥

👉 Java Backend with AWS

👉 Java Backend with React, Spring Boot, Microservices

Exp: 3+ Yrs

Loc: Chennai, Bangalore, Hyderabad

Immediate Joiners Preferred!

looking for chennai and pune candidates, no relocation and all

Chennai & pune

java8 + springboot + microservice + Kakfa + AWS +Unit testing

Immediate to 15days

Required Skills

• 5+ years of experience in Backend Java Development.
• Strong proficiency in Core Java.
• Hands-on experience with Spring Boot.
• Experience with Spring Framework, Spring Data JPA, and Hibernate.
• Experience with Spring Batch.
• Strong understanding of RESTful APIs.
• Good knowledge of Microservices architecture.
• Strong experience with SQL databases.
• Exposure to NoSQL databases.
• Experience with Git and CI/CD.
• Experience with JUnit, Mockito, or similar testing frameworks.
• Strong debugging and troubleshooting skills.
• Good understanding of software development best practices.

Good-to-Have Skills

• Docker / Kubernetes
• AWS / Azure / GCP
• Kafka / RabbitMQ
• Redis
• Swagger / OpenAPI
• Monitoring and logging tools

About NonStop io Technologies:

NonStop io Technologies is a value-driven company with a strong focus on process-oriented software engineering. We specialize in Product Development and have a decade's worth of experience in building web and mobile applications across various domains. NonStop io Technologies follows core principles that guide its operations and believes in staying invested in a product's vision for the long term. We are a small but proud group of individuals who believe in the 'givers gain' philosophy and strive to provide value in order to seek value. We are committed to and specialize in building cutting-edge technology products and serving as trusted technology partners for startups and enterprises. We pride ourselves on fostering innovation, learning, and community engagement. Join us to work on impactful projects in a collaborative and vibrant environment.

Brief Description:

NonStop io is seeking a proficient Java Developer to join our dynamic team. In this role, you will contribute to designing, developing, and maintaining high-quality Java-based applications. You will work closely with cross-functional teams, ensuring the delivery of robust and scalable software solutions.

Responsibilities:

• Develop and Maintain: Write clean, efficient, and maintainable code for Java-based applications
• Collaborate: Work with cross-functional teams to gather requirements and translate them into technical solutions
• Code Reviews: Participate in code reviews to maintain high-quality standards
• Troubleshooting: Debug and resolve application issues in a timely manner
• Testing: Develop and execute unit and integration tests to ensure software reliability
• Optimize: Identify and address performance bottlenecks to enhance application performance

Qualifications & Skills:

• Strong knowledge of Java, Spring Framework (Spring Boot, Spring MVC), and Hibernate/JPA
• Experience with microservices architecture, distributed systems, and complex system design
• Familiarity with RESTful APIs and web services
• Proficiency in working with relational databases like MySQL or PostgreSQL
• Experience with build tools like Maven or Gradle
• Understanding of version control systems, especially Git
• Strong understanding of object-oriented programming principles and design patterns
• Familiarity with automated testing frameworks and methodologies
• Understanding of AWS environments and cloud-based application deployment
• Experience working with CI/CD pipelines and DevOps practices
• Excellent problem-solving skills and attention to detail
• Strong communication skills and ability to work effectively in a collaborative team environment 

Why Join Us?

• Opportunity to work on cutting-edge technology products
• A collaborative and learning-driven environment
• Exposure to AI and software engineering innovations
• Excellent work ethic and culture

If you're passionate about technology and want to work on impactful projects, we'd love to hear from you

• Experience in Core Java, CXF, Spring. 
• Experience in spring boot, microservices. 
• Extensive experience in developing enterprise-scale n-tier applications for the financial domain. Should possess good architectural knowledge and be aware of enterprise application design patterns. 
• Should have the ability to analyze, design, develop and test complex, low-latency client-facing applications. 
• Good development experience with RDBMS, preferably Sybase database 
• Good knowledge of multi-threading and high volume server side development 
• Experience in sales and trading platforms in investment banking/capital markets 
• Basic working knowledge of Unix/Linux 
• Excellent problem solving and coding skills in Java 
• Strong interpersonal, communication and analytical skills. 
• Should have the ability to express their design ideas and thoughts. 

We are looking for Java Full Stack Developers with strong experience in development using Java, Spring Boot, and REST APIs, along with exposure to front-end technologies such as Angular or React.

Required Skills:

• Strong proficiency in Java and Spring Boot framework.
• Hands-on experience in developing REST APIs and microservices architecture.
• Experience with Kafka.
• Experience with Spring Batch processing.
• Knowledge of Swagger/OpenAPI.
• Hands-on experience with OpenShift or container orchestration platforms.
• Strong understanding of JPA/Hibernate ORM frameworks.
• Experience working with relational and/or NoSQL databases.
• Proficiency in Git version control systems.
• Experience with CI/CD tools and deployment pipelines.
• Testing knowledge using JUnit.
• Experience with functional and API testing tools such as Postman.
• Front-end development experience with Angular or React.

JOB DESCRIPTION:

Location: mumbai, bangalore, pune

Mode of Work : 3 days from Office

DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API

• Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
• Implement and integrate APIs using Spring Framework and Apache CXF.
• Build microservices-based architecture for scalable and distributed systems.
• Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
• Optimize performance through efficient multithreading, memory management, and algorithm design.
• Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
• Work with RDBMS (preferably Sybase) for backend data integration.
• Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
• Work in Unix/Linux environments for deployment and troubleshooting.

Required Skills & Experience:

• 3– 8 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
• Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
• Proven experience with Spring, CXF, and REST/SOAP web services.
• Solid understanding of microservices architecture and distributed systems.
• Experience working with Sybase or other relational databases.
• Expertise in multithreading, concurrency, and high-throughput server-side development.
• Exposure to capital markets, sales & trading platforms, or similar financial services applications.
• Good working knowledge of Unix/Linux environments.
• Experience in solution architecture and design documentation is a strong plus.
• Strong problem-solving skills, analytical thinking, and a proactive attitude.
• Excellent communication and interpersonal skills to work effectively with global teams.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• Previous experience in investment banking, capital markets, or financial technology domains.

For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

About the Role

We are looking for a highly skilled Senior Java Developer with 8+ years of experience in designing, developing, and implementing enterprise-grade applications. The ideal candidate should have strong expertise in Java-based technologies along with practical experience in AI-powered applications, Generative AI, Machine Learning integrations, or AI frameworks. This role will involve working closely with cross-functional teams to build scalable, high-performance solutions leveraging modern AI technologies.

Technical Skills

• 8+ years of hands-on experience in Java development.
• Strong expertise in:
• Java 8/11/17
• Spring Boot
• Microservices Architecture
• RESTful APIs
• Hibernate/JPA
• Multithreading & Concurrency
• Experience with cloud platforms such as AWS, Azure, or GCP.
• Solid understanding of containerization technologies such as Docker and Kubernetes.
• Experience with CI/CD pipelines and DevOps practices.

Key Responsibilities:

• Around 4+ years of experience in Java backend development. Candidates with 3+ years of relevant experience may also be considered.
• Strong problem-solving and coding skills in Java are mandatory.
• Strong knowledge of the Spring Framework, including Spring Boot, RS services, and Spring Batch.
• Experience with microservices architecture is preferred. Candidates with basic microservices exposure may also be considered.
• Good understanding of SQL and NoSQL databases. Strong knowledge of at least one database system, such as BigQuery or Oracle, is mandatory.
• Exposure to Kafka, Docker and Kubernetes will be an added advantage.
• Familiarity with AI coding tools such as Claude Code or Cursor will be an added advantage.
• Candidates should have strong programming fundamentals to validate and review AI-generated outputs.

 Core Java Developer

Experience: 5+ Years

Employment Type: Full-time and Permanent

Location: Navi Mumbai or Gurugram

Job Description

We are looking for an experienced Core Java Developer with strong expertise in Java programming, backend development, and microservices architecture. The candidate should have hands-on experience in developing scalable applications, handling multithreading and concurrency, and working with Spring Boot.

Mandatory Skills:

• Strong hands-on experience in Core Java.
• Good knowledge of Spring Boot and Microservices architecture.
• Strong understanding of Multithreading and Concurrency.
• Experience with Java I/O and Networking.
• Understanding of JVM, Memory Management, Garbage Collection and performance tuning.
• Good knowledge of Linux/Unix environments.
• Strong understanding of object-oriented programming (OOPs) concepts.
• Experience in designing, developing, and troubleshooting backend applications.