Sr. Java Developer at Deqode · Pune, Hyderabad, Bengaluru (Bangalore), Delhi, Gurugram, Noida, Ghaziabad, Faridabad, Kolkata · 6 - 9 years · ₹3L - ₹9L / yr · Bootstrapped · Posted 7 Apr 2025

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.

Similar jobs (10)
Position Title : Software Engineer
Position Type: Full-Time
Department: Research & Development
Reports To: First Level Manager,
Company Background:
Affiliated with US Group companies, CGLIA Solutions LLP is an innovative Software Product Development organization developing highly available, highly secure, cloud-based enterprise software products catering to the needs of leading Research Facilities, University Medical Centers, Hospitals, and Pharmaceutical companies across the globe, ultimately contributing to the development of life-saving medications.
CGLIA is committed to helping software professionals unleash their creativity, build world-class enterprise applications, and accelerate their careers in a collaborative and innovation-driven environment.
Job Summary :
As a Software Engineer (Java), you will be responsible for designing, developing, and maintaining scalable, secure, and high-performance cloud-based enterprise applications. You will work closely with Product Management, Business Analysts, QA, DevOps, and cross-functional engineering teams to deliver innovative software solutions that exceed customer expectations.
The ideal candidate should be a self-starter with excellent analytical and problem-solving skills, strong expertise in Java backend technologies, and a passion for developing high-quality software. This role also provides an opportunity to mentor junior engineers, participate in technical discussions, and contribute to architectural decisions.
Key Responsibilities
- Participate in requirement analysis and collaborate with Product Management to understand functional and non-functional requirements.
- Contribute to technical design discussions and prepare technical design documentation.
- Design, develop, test, and maintain scalable backend applications using Java and Spring Boot.
- Develop and maintain RESTful APIs and Microservices.
- Write clean, reusable, maintainable, and well-documented code following industry best practices.
- Optimize application performance, scalability, reliability, and security.
- Perform unit testing, code reviews, debugging, and production issue resolution.
- Collaborate with QA, DevOps, UI, and Product teams throughout the software development lifecycle.
- Mentor junior engineers and actively contribute to knowledge sharing within the team.
- Stay updated with emerging technologies, frameworks, and software development best practices.
- Participate in technical interviews and hiring activities to support organizational growth.
- Undertake additional responsibilities as required to achieve project and organizational objectives.
Qualifications (Education, Experience, Skills & Knowledge)
- Bachelor's degree in Computer Science, Information Technology, or an equivalent discipline.
- 5+ years of hands-on experience in Java application development.
- Strong expertise in Core Java (Java 8/11/17) and Object-Oriented Programming concepts.
- Extensive experience with Spring Boot, Spring MVC, Spring Data JPA, Spring Security, and Hibernate.
- Strong experience designing and developing RESTful APIs and Microservices.
- Experience working with relational databases such as MySQL, PostgreSQL, Oracle, or MS SQL Server.
- Good understanding of Data Structures, Algorithms, Design Patterns, and Multithreading.
- Angular, Bootstrap, Material Design, HTML5, CSS, JavaScript
- Hands-on experience with Git, Maven/Gradle, and Agile/Scrum development methodologies.
- Experience with code quality tools such as SonarQube and static code analysis.
- Exposure to Docker, Kubernetes, CI/CD pipelines, and cloud platforms (AWS, Azure, or GCP) is preferred.
- Knowledge of messaging systems such as Kafka or RabbitMQ is an added advantage.
- Strong analytical, troubleshooting, and debugging skills.
- Excellent written, verbal, and interpersonal communication skills.
- Ability to work independently and collaboratively in a fast-paced product development environment.
- Eagerness to learn and adopt new technologies.
Experience
9–18 Years
Education
IIT / NIT graduates only
Interview Process
Candidates must be available for a Face-to-Face interview in Bangalore or Mumbai.
Key Responsibilities
- Design and develop scalable, high-performance Java applications.
- Lead a team of engineers and drive technical excellence.
- Architect enterprise-grade solutions and provide technical guidance.
- Collaborate with cross-functional teams to define, design, and deliver high-quality software.
- Review code, mentor team members, and ensure engineering best practices.
- Drive system design discussions and resolve complex technical challenges.
Required Skills
- Strong expertise in Core Java and Java ecosystem.
- Excellent problem-solving and analytical skills.
- Very strong coding ability with clean coding practices.
- Strong understanding of System Design and distributed systems.
- Hands-on experience in Java Architecture and designing scalable applications.
- Experience leading engineering teams and mentoring developers.
- Good understanding of software design principles, design patterns, and performance optimization.
- Strong communication and stakeholder management skills.
Preferred Skills
- Experience with Spring Boot, Microservices, REST APIs, and cloud technologies.
- Exposure to CI/CD, containerization, and modern DevOps practices is an advantage.
Experience: 12–15 Years
Job Type: Full-time
Role: Java Lead / Technical Lead
Job Summary
We are looking for an experienced Java Lead with 12–15 years of hands-on software development experience to lead the design, development, and delivery of scalable enterprise applications. The ideal candidate should have strong expertise in Core Java, Spring Boot, Microservices, REST APIs, SQL, and cloud technologies, along with proven experience in technical leadership and mentoring development teams.
The candidate will work closely with architects, product managers, and engineering teams to translate business requirements into robust and scalable technical solutions.
Key Responsibilities
- Lead the design, development, and implementation of Java-based enterprise applications.
- Provide technical leadership and guidance to a team of Java developers.
- Design and develop scalable, secure, and high-performance microservices and RESTful APIs.
- Participate in architecture and technical design discussions and contribute to key technical decisions.
- Review code and ensure adherence to coding standards, design principles, and best practices.
- Troubleshoot complex technical issues and provide effective solutions.
- Work closely with product managers, business analysts, QA, DevOps, and other stakeholders.
- Mentor developers and conduct technical knowledge-sharing sessions.
- Identify opportunities for improving application performance, scalability, reliability, and maintainability.
- Ensure effective implementation of unit testing, integration testing, CI/CD, and automated deployment practices.
- Participate in production support, root-cause analysis, and resolution of critical issues.
- Stay updated with emerging technologies and recommend suitable solutions where applicable.
Required Skills
- 12–15 years of experience in Java/J2EE application development.
- Strong expertise in Core Java, OOP, Collections, Multithreading, Exception Handling, and Java 8+ features.
- Strong hands-on experience with Spring Framework and Spring Boot.
- Excellent experience in Microservices architecture and RESTful web services.
- Strong understanding of design patterns, SOLID principles, and software architecture.
- Good knowledge of SQL and relational databases such as PostgreSQL, MySQL, or Oracle.
- Experience with Hibernate/JPA.
- Strong understanding of data structures and algorithms.
- Experience with Git and Maven/Gradle.
- Good understanding of CI/CD pipelines and DevOps practices.
- Experience with Docker and Kubernetes is preferred.
- Exposure to cloud platforms such as AWS, Azure, or GCP.
- Experience with messaging technologies such as Kafka or RabbitMQ is an advantage.
- Strong debugging, problem-solving, and analytical skills.
Leadership & Soft Skills
- Proven experience in leading or mentoring technical teams.
- Strong communication and stakeholder-management skills.
- Ability to drive technical discussions and make sound engineering decisions.
- Ability to work effectively in a collaborative, agile environment.
- Strong ownership and accountability for technical deliverables.
- Ability to balance hands-on development with technical leadership responsibilities.
Education
Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related field.
Preferred Qualifications
- Experience working on large-scale, distributed enterprise applications.
- Experience with cloud-native application development.
- Knowledge of event-driven architecture.
- Experience with system design and high-level/low-level design.
- Familiarity with Agile/Scrum methodologies.
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.
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!
Senior Java AWS Developer – D
Location: Bangalore
Experience: 6–10 Years
Mandatory Skills:
- Strong experience in Java / Spring Boot
- Hands-on experience with AWS services
- Strong PostgreSQL / SQL knowledge
- Experience in REST APIs & Microservices
- Good understanding of Docker, CI/CD & Git
- Experience in application development, debugging, and performance optimization
Role: Senior Developer – Java, AWS & PostgreSQL
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
Design, develop, test, and maintain scalable backend applications using Java.
Develop and maintain RESTful APIs and backend services.
Work with Spring Boot, Spring MVC, and related Java frameworks.
Design and optimize database queries and data models.
Integrate applications with internal and third-party APIs/services.
Write clean, maintainable, reusable, and well-documented code.
Troubleshoot production issues and identify root causes.
Improve application performance, reliability, security, and scalability.
Participate in code reviews and follow software engineering best practices.
Collaborate with cross-functional teams to understand business requirements and translate them into technical solutions.
Contribute to application architecture and technical design decisions.
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.
Experience in Core Java, Spring Boot.
• Experience in microservices.
• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
• Good knowledge of multi-threading
• Basic working knowledge of Unix/Linux
• Excellent problem solving and coding skills in Java
• Strong interpersonal, communication and analytical skills.
• Should be able to express their design ideas and thoughts






