Java Developer

Must have

Experience in the Core Java development 

Good understanding of Object Oriented Design, Design Patterns and data structure algorithms

Experience in Multi-threading, Hashmaps, Collection arrays

Experience in Java collections

Experience in developing applications using Spring Boot

Proficient in building Micro Services with Java 1.8 or higher, J2EE, Spring, Spring Boot.

Proficient with No SQL and Relational Databases

Hands on experience in Unit testing frameworks like Junit / Mockito OR TDD

Build Products. Solve Real Problems. Grow with Us.

Are you passionate about building scalable applications, solving complex engineering challenges, and working with modern technologies?

At NonStop io Technologies, we're looking for a talented Java Developer who enjoys creating high-quality software, collaborating with smart teams, and continuously learning new technologies.

This isn't just another development role. You'll work on real-world products, modern architectures, cloud technologies, AI-powered development tools, and systems that impact businesses and users every day.

If you're someone who loves writing clean code, takes ownership of your work, and wants to grow into a strong technical contributor or future tech lead, we'd love to connect with you.

About NonStop io Technologies

NonStop io Technologies is a product engineering company with 10+ years of experience building web and mobile applications for startups and enterprises.

We're a team of passionate engineers who believe in:

• Building products, not just projects
• Continuous learning and innovation
• Engineering excellence and quality delivery
• Long-term ownership and customer success
• Collaboration, transparency, and growth

Our engineers don't just execute tasks, contribute ideas, influence architecture decisions, and help shape products from concept to scale.

What You'll Be Working On

• Designing and developing scalable backend applications using Java and Spring Boot
• Building REST APIs and Microservices
• Working on cloud-ready applications and distributed systems
• Collaborating with product managers, designers, and engineers
• Improving application performance, scalability, and reliability
• Contributing to architecture and technical design discussions
• Leveraging AI-powered development tools to enhance productivity
• Working with CI/CD pipelines and modern software engineering practices.

Skills We're Looking For

Must Have

• 3–6 years of experience in Java development(Min 3 Years)
• Strong expertise in Java, Spring Boot, Spring MVC, and Hibernate/JPA
• Experience building Microservices and REST APIs
• Strong understanding of OOP, Design Patterns, and Clean Coding Practices
• Experience with MySQL or PostgreSQL
• Working knowledge of Git
• Hands-on experience with Frontend Technologies (HTML, CSS, JavaScript, React/Angular)
• Experience with Maven or Gradle

Good to Have

• Experience with AWS or cloud environments
• Exposure to CI/CD pipelines and DevOps practices
• Experience with distributed systems and scalable architectures
• Knowledge of automated testing frameworks
• Familiarity with AI-assisted development tools such as GitHub Copilot

Why Developers Love Working With Us

• Work on real products with real impact
• Opportunity to work on modern architectures and cloud technologies
• Exposure to AI-powered software development practices
• Learn directly from experienced engineers and architects
• Friendly, collaborative, and growth-oriented culture
• Freedom to experiment, innovate, and share ideas
• Continuous learning and career growth opportunities
• Work with a team that values ownership, trust, and engineering excellence

Interested in Joining Our Team?

We're always excited to connect with developers who are curious, driven, and passionate about technology.

If you enjoy building quality software, learning new technologies, and taking ownership of your work, this could be the right opportunity for you.

We look forward to connecting with you!

Job Summary

We are looking for an experienced Senior Java + Angular Developer with 8+ years of strong hands-on experience in designing and developing scalable enterprise applications. The ideal candidate should have strong expertise in Java, Spring Boot, Angular, REST APIs, Microservices, and SQL, along with experience in delivering end-to-end applications.

Key Responsibilities

• Design, develop, and maintain scalable applications using Java, Spring Boot, and Angular.
• Develop and maintain RESTful APIs and Microservices.
• Build responsive and reusable front-end components using Angular.
• Work with TypeScript, HTML, CSS, JavaScript, and Angular frameworks.
• Develop business logic and backend services using Core Java and Spring Boot.
• Design and implement database solutions using SQL and relational databases.
• Integrate front-end applications with backend REST APIs and external systems.
• Implement secure, scalable, and high-performance application architecture.
• Perform code reviews and ensure adherence to coding and design standards.
• Troubleshoot application issues and perform root-cause analysis.
• Write unit and integration tests and ensure code quality.
• Collaborate with product owners, business analysts, QA engineers, and other development teams.
• Participate in requirement analysis, technical design, development, testing, deployment, and production support.
• Mentor junior developers and contribute to technical decisions and best practices.

Required Skills

• 8+ years of software development experience.
• Strong hands-on experience in Java/J2EE.
• Strong experience with Spring Boot and Spring Framework.
• Good experience in Microservices architecture.
• Strong hands-on experience with Angular 8+.
• Strong knowledge of TypeScript, JavaScript, HTML5, and CSS3.
• Experience developing and consuming REST APIs.
• Strong knowledge of SQL and relational databases such as MySQL, PostgreSQL, or Oracle.
• Good understanding of Object-Oriented Programming, design patterns, and data structures.
• Experience with Git and CI/CD practices.
• Good understanding of Agile/Scrum development methodologies.
• Strong debugging, troubleshooting, and problem-solving skills.

Good to Have

• Experience with AWS / Azure / GCP.
• Knowledge of Docker and Kubernetes.
• Experience with Kafka or other messaging systems.
• Experience with CI/CD tools such as Jenkins, GitLab CI, or Azure DevOps.
• Knowledge of Spring Security / OAuth2 / JWT.
• Experience with performance optimization and distributed systems.

Job Summary

We are looking for an experienced Java Full Stack Developer with strong hands-on experience in Java, Spring Boot, and Angular. The candidate will be responsible for developing scalable applications, building responsive user interfaces, developing REST APIs, and collaborating with cross-functional teams throughout the software development lifecycle.

Key Skills

• Java
• Spring Boot
• Angular
• RESTful APIs
• Microservices
• HTML, CSS, JavaScript/TypeScript
• SQL / Database
• Git
• Agile/Scrum
• Unit Testing
• CI/CD and DevOps practices

Roles & Responsibilities

• Design, develop, test, and maintain scalable full-stack applications using Java, Spring Boot, and Angular.
• Develop responsive and user-friendly front-end applications using Angular, TypeScript, HTML, and CSS.
• Design and develop RESTful APIs and microservices using Java and Spring Boot.
• Integrate Angular applications with backend services and APIs.
• Write clean, reusable, maintainable, and efficient code following coding standards and best practices.
• Work with relational databases and develop efficient SQL queries.
• Perform unit testing, debugging, and troubleshooting of application issues.
• Participate in code reviews and contribute to improving application quality and performance.
• Collaborate with business analysts, architects, QA engineers, and other development teams to deliver application features.
• Participate in Agile/Scrum ceremonies including sprint planning, daily stand-ups, reviews, and retrospectives.
• Troubleshoot production issues and provide timely fixes and technical support.
• Work with Git and CI/CD tools as part of the software development lifecycle.
• Contribute to application performance, scalability, security, and reliability improvements.

Required Qualifications

• 4.5 to 8 years of hands-on experience in Full Stack Java Development.
• Strong experience in Core Java and Spring Boot.
• Strong hands-on experience with Angular and TypeScript.
• Good understanding of REST APIs and Microservices architecture.
• Experience with SQL and relational databases.
• Good understanding of software development and testing practices.
• Strong problem-solving and communication skills.
• Experience working in an Agile development environment.

Preferred Skills

• Experience with cloud platforms such as AWS or Azure.
• Knowledge of Docker/Kubernetes.
• Experience with CI/CD tools.
• Knowledge of automated testing frameworks.
• Exposure to performance and application security best practices.

Java Developer – Playwright

Experience: 5–10 Years

Location: Bangalore

Primary Skill: Java Development – 80%

Secondary Skill: Playwright – 20%

Job Summary

We are looking for a skilled Java Developer with 5+ years of experience in designing, developing, and maintaining scalable Java applications. The candidate should have strong hands-on expertise in Core Java / Java 8+, backend development, and a good understanding of software development practices.

Experience with Playwright for UI automation and testing is required as a secondary skill. The role will involve approximately 80% Java development and 20% Playwright-based automation/testing.

Key Responsibilities

• Design, develop, and maintain scalable applications using Java.
• Develop clean, efficient, reusable, and maintainable code.
• Work on backend services, APIs, business logic, and application components.
• Troubleshoot and resolve application issues and performance bottlenecks.
• Participate in code reviews and follow coding and development best practices.
• Collaborate with product managers, architects, QA engineers, and other development teams.
• Develop and integrate RESTful APIs and backend services.
• Write unit and integration tests to ensure application quality.
• Contribute to CI/CD and Agile development processes.
• Develop and maintain automated UI test cases using Playwright.
• Use Playwright to validate web application functionality and support regression testing.
• Investigate and resolve automation failures in collaboration with QA and development teams.

Required Skills

• 5+ years of professional experience in Java development.
• Strong knowledge of Core Java, Java 8/11/17+, OOP, collections, exception handling, multithreading, and Java fundamentals.
• Strong experience with Spring / Spring Boot.
• Good experience developing REST APIs and microservices.
• Experience with SQL and relational databases.
• Good understanding of design patterns and software development principles.
• Experience with Git and build tools such as Maven or Gradle.
• Hands-on experience with Playwright for web automation.
• Good understanding of automated testing concepts.
• Experience working in Agile/Scrum environments.
• Strong analytical and problem-solving skills.

Good to Have

• Experience with Microservices architecture.
• Knowledge of Docker/Kubernetes.
• Experience with cloud platforms such as AWS, Azure, or GCP.
• Knowledge of Kafka or other messaging technologies.
• Experience with CI/CD tools such as Jenkins, GitHub Actions, or GitLab CI.
• Experience with JUnit/Mockito and API testing.
• Familiarity with Selenium or other UI automation frameworks.

Education

Bachelor’s degree in Computer Science, Engineering, or a related technical field.

Role Summary

Java Development: 80%

Playwright Automation: 20%

Experience: 5–10 Years

Location: Bangalore

JOB DESCRIPTION

Experience: 4-9 years

Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. 4-9 years
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. 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.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

Java Full Stack Developer

Experience

5–8 Years (can be adjusted based on requirement)

Required Skills

Backend (40%)

• Strong experience in Java 8/11/17
• Hands-on experience with Spring Boot
• Good knowledge of Microservices Architecture
• Experience in developing and consuming REST APIs
• Familiarity with Spring Data JPA/Hibernate
• Understanding of authentication mechanisms such as JWT/OAuth
• Experience with SQL databases (MySQL, PostgreSQL, Oracle, etc.)
• Knowledge of Git, Maven/Gradle, and CI/CD practices is preferred

Frontend (60%)

• Strong experience in Angular (v10 or above preferred)
• Proficiency in TypeScript, HTML5, CSS3, JavaScript
• Experience with Angular Components, Services, Routing, RxJS, Forms, and State Management
• Knowledge of responsive UI development and REST API integration
• Experience with Angular Material or Bootstrap is an advantage

Responsibilities

• Develop and maintain scalable web applications using Java and Angular.
• Design and implement RESTful APIs using Spring Boot and Microservices.
• Build responsive and user-friendly interfaces using Angular.
• Collaborate with cross-functional teams to design, develop, test, and deploy applications.
• Troubleshoot, optimize, and enhance application performance.
• Participate in code reviews and follow coding standards and best practices.

Preferred Skills

• Experience with Docker and Kubernetes.
• Exposure to cloud platforms such as AWS, Azure, or GCP.
• Knowledge of Agile/Scrum methodologies.
• Familiarity with SonarQube, Jenkins, or other DevOps tools.

Skill Split

• Java, Spring Boot & Microservices: 40%
• Angular: 60%

Java Full Stack Developer – Angular

Location: Mumbai

Experience: 7–9 Years

Notice Period: Immediate Joiners / Up to 15 Days

Job Description:

We are looking for an experienced Java Full Stack Developer with strong hands-on experience in Java and Angular. The candidate should have good experience in developing scalable web applications, RESTful APIs, and enterprise applications. Strong problem-solving skills and practical coding experience are required.

Job Description: https://drive.google.com/file/d/1P2sPZKidnBCGHEIunjdRaFLUHX3R5_Ov/view?usp=drive_link

1.Candidates should have experience in design and develop high-volume applications for delivering

high-availability and performance.

2. Write Well designed, testable and efficient code.

3. Ensure designs are in compliance with specifications.

4. Prepare and produce releases of software components.

5. Support continuous improvement by investigating alternatives and technologies for the

architectural review.

6. Should be highly motivated in both solo and team situations by contributing to a great team spirit.

7. Desire and drive to take an active role in improving the end product

8. Should have strong knowledge of client server interaction, good understanding of REST

architecture

SKILLS REQUIRED