Java Support Engineer at Deqode · Bengaluru (Bangalore), Mumbai, Delhi, Gurugram, Noida, Ghaziabad, Faridabad, Pune · 4 - 7 years · ₹3L - ₹13L / yr · Bootstrapped · Posted 6 Oct 2025

We are looking for an experienced Java Support Engineer with 4+ years of hands-on experience in supporting and maintaining Java/Spring Boot-based applications. The ideal candidate will be responsible for production support, debugging issues, and ensuring smooth application performance.
Key Responsibilities:
- Provide L2/L3 support for Java/Spring Boot applications in production and non-production environments.
- Perform incident analysis, root cause identification, and apply quick fixes or permanent solutions.
- Handle application deployments, environment monitoring, and performance tuning.
- Collaborate with development, DevOps, and database teams to resolve technical issues.
- Write and debug SQL queries, manage data fixes, and ensure database integrity.
- Use monitoring tools like Splunk, Kibana, or ELK Stack for issue investigation.
- Prepare documentation for recurring issues and maintain knowledge base.
Technical Skills:
- Strong in Core Java, Spring Boot, RESTful APIs
- Good knowledge of SQL / PL-SQL (Oracle / MySQL / PostgreSQL)
- Familiar with Linux/Unix commands and Shell scripting
- Exposure to microservices architecture and CI/CD tools (Jenkins, Maven)
- Hands-on experience with application monitoring and log analysis tools
- Knowledge of cloud (AWS / Azure) environments is a plus
Soft Skills:
- Strong problem-solving and analytical mindset
- Good communication and teamwork skills
- Ability to work under pressure and handle on-call support if required

Similar jobs (10)
Technical Support Engineer: Application Maintenance
Company: Gemba ConnectExperience: 1–4 yearsOpenings: 2Location: [City / Hybrid]Type: Full-time
About the role
Gemba Connect builds and runs business applications (ERP, WMS, manufacturing and packaging) for clients across Worls . We're starting a new Maintenance Team to keep these applications reliable. In this role you will fix production issues, maintain code across several applications and review code before release.
What you'll do
• Respond to production incidents, find the root cause and ship fixes quickly
• Fix bugs and improve performance in Java/Spring Boot and React applications
• Review merge requests for code quality, security and performance
• Monitor application health and help prevent repeat issues
Required skills
• 1–4 years of hands-on development or production support experience.
• Java + Spring Boot (REST APIs, JPA/Hibernate, Spring Security/JWT): able to read and debug unfamiliar code quickly.
• JavaScript/TypeScript with React or Next.js.
• SQL (preferably MS SQL / Azure SQL): writing queries, reading execution plans, adding indexes.
• Git workflows: branching, merge requests, resolving conflicts.
• Basic Linux and command-line skills.
• Good debugging skills with logs and stack traces.
• Clear written communication, especially for incident updates and review comments.
Good to have
• Docker, Kubernetes or any cloud platform (Azure preferred)
• CI/CD tools like Jenkins or GitLab
• Monitoring tools like Grafana
Why join us
• Hands-on experience with production systems for real clients
• Work across many technologies: backend, frontend, cloud and DevOps
• A new team, so your work will shape how it's built
Job Description: https://drive.google.com/file/d/1P2sPZKidnBCGHEIunjdRaFLUHX3R5_Ov/view?usp=drive_link
JOB DESCRIPTION
Experience: 3-10 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. 3-10 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.
JOB DESCRIPTION
Experience: 4 to 10 years
Location- Bangalore/ Mumbai
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 to 10 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.
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.
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
JOB DESCRIPTION
Experience: 4+ 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+ 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.
Job Summary:
We are looking for an experienced Java Application Production Support Engineer / Java SRE with strong expertise in application support, Unix, Oracle, and OpenShift. The candidate will be responsible for production monitoring, troubleshooting, performance optimization, and automation to ensure high availability and stability.
Mandatory Skills:
- Java Application Production Support / SRE
- Unix/Linux and Oracle Database
- OpenShift (OCP)
- SQL
- Splunk and AppDynamics
- Autosys
- Python scripting
- Grafana monitoring and dashboards
Responsibilities:
- Handle production incidents, troubleshooting, and root cause analysis.
- Monitor application performance using Splunk, AppDynamics, and Grafana.
- Support Java applications deployed on OpenShift.
- Manage SQL queries, batch jobs, and automation scripts.
- Collaborate with teams to improve system reliability and availability.
Wissen Technology is looking for experienced Java Developers to join our team in Bangalore!
📍 Location: Bangalore
💼 Experience: 5–7 Years
⚡ Immediate Joiners Only
🔑 Key Skills
Strong experience in Core Java
Strong understanding of OOPs concepts
Hands-on experience with Java Collections
Strong knowledge of Multithreading & Concurrency, DSA (Data Structures & Algorithms), Spring Boot & Microservices, REST APIs, SQL / Database
📌 Please Note: Only candidates currently based in Bangalore can apply, as the interview process includes F2F rounds.
Job Summary
We are looking for an Application Support Engineer with hands-on experience in Linux/Unix, Windows administration, monitoring tools, and incident management. The candidate will be responsible for application monitoring, troubleshooting, incident resolution, and ensuring smooth production operations.
Key Responsibilities
- Provide L1/L2 application and production support.
- Troubleshoot application, system, and server-related issues in Linux/Unix and Windows environments.
- Monitor application performance using Splunk, Grafana, and AppDynamics.
- Handle incidents, service requests, and changes using ServiceNow.
- Perform log analysis, root cause analysis (RCA), and issue resolution.
- Coordinate with application, infrastructure, and development teams to resolve production issues.
- Ensure SLA compliance and maintain proper incident documentation.
- Support continuous monitoring and improve application stability and availability.
Required Skills
- 3–5 years of experience in Application Support or Production Support.
- Hands-on experience with Linux/Unix and Windows environments.
- Experience with monitoring tools such as Splunk, Grafana, or AppDynamics.
- Working knowledge of ServiceNow and Incident Management.
- Good troubleshooting, analytical, and communication skills.
- Willingness to work in a production support environment.
Job Details
- Location: Hyderabad
- Work Mode: WFO
- Notice Period: Immediate Joiners Only










