Senior Java Developer

Job Title: Java Developer

Java Developer – Job Description 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. - 5 to 14 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 clientfacing 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.

Associate Technical Architect / Senior Software Developer – Java, J2EE, Spring Boot, AWS

At Quantiphi, you will leverage your expertise in Java, Spring Boot, and AWS to develop, modernize, and enhance enterprise applications. The role involves supporting Java application modernization initiatives, designing scalable cloud-native solutions, and delivering high-quality software for enterprise customers.

• Experience in Java application modernization, including upgrading legacy applications to newer Java LTS versions (Java 17/21/25), is preferred.
• Must have experience in developing enterprise-level software and web applications using J2EE/Spring Boot.
• Experience in API integration, application deployment, cloud architecture, and application security.
• Well-experienced in working with tools like Git, Maven, JFrog.
• Should have a solid understanding of Object-Oriented Programming (OOP).
• Well-experienced to perform Unit Testing and Integration Testing and have good experience in Agile-based development approach.
• Expertise in developing enterprise-level web applications and REST and SOAP APIs using Microservices, with demonstrable production-scale experience.
• Working knowledge of SQL or NoSQL databases.
• Understand Architecture Requirements and ensure effective design, development, validation, and support activities with strong problem-solving ability.
• Understanding of core AWS services, uses, and basic AWS architecture best practices.
• Exposure to AWS Transform Custom (ATX) or similar automated code modernization tools is an added advantage.
• Proficiency in developing, deploying, and debugging cloud-based applications using AWS.
• Ability to use the AWS service APIs, AWS CLI, and SDKs to write applications.
• Ability to identify key features of AWS services.
• Experience in developing enterprise web applications using Angular, TypeScript, and REST API integration.
• Identify bottlenecks and bugs, and recommend solutions by comparing the advantages and disadvantages of custom development.
• Should contribute to team meetings, troubleshooting development and production problems across multiple environments and operating platforms.
• Execute strong collaboration and communication skills within distributed project teams, with the ability to prioritize and multitask.

ROLE & RESPONSIBILITIES

• Associate Technical Architect will be responsible for connecting with clients for project briefing, consultation, installation, and close-out reviews.
• Support the design, development, enhancement, and modernization of enterprise Java applications, collaborating with clients and internal teams to deliver high-quality software solutions.
• Help out in managing customer demands to ensure maximum satisfaction and to maintain quality.
• Engage in the negotiation of customer job demands and specifications as regards to resources and infrastructure, and assist in creating comprehensive technical documents.
• Supervise activities between internal and external resources, and facilitate smooth workflow for service delivery.
• Evaluate project data for accuracy, and take the lead in setting project targets and priorities. Give training and mentorship to team members to make them better on the job.
• Be up to date with current field practices to enhance service standards and delivery.
• Review customer technical demands and instructions and assist the internal team and customers to identify the best order for lifts and the most efficient methods of maintaining and using delivered materials.
• Remain knowledgeable about current technology and carry out research to identify new trends that can be used to achieve maximum results.
• Carry out other technical-related duties that may be required. Be abreast of the best coding and architecting practices, ensuring the APIs are robust and easy to maintain, and coordinate with the rest of the team working on different layers of the infrastructure.

Job Title: Java Backend Developer

Experience: ~3-6 years (Mid-to-Senior)

Employment Type: Full-time, Permanent

Location : Bangalore

Role Overview

As a Java Backend Developer, you’ll be responsible for designing, developing, and maintaining scalable backend systems and microservices. You’ll work with cross-functional teams to build high-performance distributed services, APIs, and data-driven applications that power business solutions.

Key Responsibilities

• Design and implement microservices and backend components using Java (8+) and Spring Boot.
• Build and consume RESTful APIs and integrate with internal/external services.
• Work with event-driven systems and messaging using Apache Kafka (producers/consumers).
• Develop and optimize databases, including SQL (e.g., MySQL/PostgreSQL) and NoSQL (e.g., MongoDB/Cassandra).
• Participate in CI/CD pipelines, automated builds, and deployments using tools like Git, Maven, Jenkins.
• Ensure code quality through unit and integration testing, documentation, and code reviews.
• Collaborate with frontend developers, QA, DevOps, and product teams following Agile methodologies.

Required Skills & Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• Proven hands-on experience with Core Java and Spring Boot development.
• Strong understanding of microservices architecture, REST APIs, and distributed systems.
• Experience with message queues/event streaming (Apache Kafka).
• Skilled in relational and NoSQL databases and writing optimized queries.
• Comfortable with CI/CD tools (e.g., Git, Maven, Jenkins) and version control.
• Good problem-solving, debugging, and collaboration skills.

Preferred / Nice-to-Have

• Cloud platform experience (AWS / Azure / GCP).
• Familiarity with containerization (Docker) and orchestration (Kubernetes).
• Knowledge of performance tuning, caching strategies, observability (metrics/logging).
• Agile/Scrum development experience.

Java Developer

As a senior technical member of the team, you will be expected to lead the team in the design, architecture, and implementation of high-quality, well-architected software products with a specific focus on cloud, distributed systems, scalability, elasticity and SLA rollups into each component. In this role, you are expected to interact with Senior Architects, Product Managers, Solution Architects and occasionally, with Partners and customers to discuss and collaborate on strategies for enhancing features and coming up with next-generation products. Critical thinking and strong leadership skills are a must as the candidate will be involved in leading a team and making crucial road map decisions.

The Work: What type of work will you be doing? What assignments, requirements, or skills will you be performing on a regular basis?

• 8+ years of hands-on experience with Java-based development projects using RESTful APIs, SpringBoot, horizontal scalability, microservices, high availability principles
• You master the entire life-cycle including research, design, application and deployment architecture, development, testing (dev owns quality), continuous deployment and continuous delivery up until to production.
• You will develop complex, highly available, distributed, cloud-based solutions, and maintain its high level of quality software.
• Solid background in OOP, object and data modelling using SQL and NoSQL databases
• Experience using containers, Kubernetes and developing services on AWS
• Monitor resource allocation, consumption, and performance.
• Engage in service software performance analysis and system tuning.
• Challenge yourself to walk in a different path and to deliver quickly while maintaining a high quality
• Experience with automation tools like Jenkins, GitLab CI
• Excellent communication skills essential

Job description

Java Struts Developer
Exp level- 2 to 5 years

Education- Btech, Mtech or MCA

Location- Noida

Need immediate joiners or a Notice period of 15 days.

Job Responsibility-

• Write clean, scalable code using Java programming languages
• Revise, update, re-factor, and debug code
• Participate as a team member in all phases of the S/W lifecycle, including the analysis and design of S/W systems
• Participate in integrated testing of product/ package
• Participate in difficult and typical coding assignments with the responsibility of a small module consisting of 3 5 members
• Participate in exploration/ feasibility study of different modules
• Develop documentation throughout the software development life cycle (SDLC)
• Document and demonstrate solutions by developing documentation, flowcharts, layouts, diagrams, charts, code
• comments and clear code; Ensuring that project tasks are completed in defined effort and timelines Testing: Writing of test cases, unit testing, system testing, and negative testing Troubleshooting Log analysis and database query optimization Updating job knowledge by studying state-of-the-art development tools, programming techniques computing equipment; participates in educational opportunities, reads professional publications maintain personal networks
• Provide information by collecting, analyzing, and summarizing development service issues
• Develop software solutions by studying information needs, conferring with users, studying system flow, data usage and work processes, investigating problem areas, following delivery cycle
• Ensure compliance with Newgen/Client Quality Systems and Procedures
• Maintains confidentiality of information wherever required
•  

Desired Profile -

• The incumbent should be BE/B Tech/MTech Computer Science Graduates preferably with 70% in 10/12th and 60% above in the rest of the academics
• Must have 2-3 years in Java programming
• Strong knowledge of Core Java concepts such as (Collections, Threads, OOPs etc)
• Good knowledge of Struts framework
• Knowledge of the creation of SOAP/REST/ADF-based web services
• Must have knowledge of Oracle database concepts such SQL query writing, creation of Procedures, Cursors, Triggers, Functions etc
• , also, should be able to write PL/SQL blocks
• Knowledge of Flutter and Oracle Workflows will be preferred
• Knowledge of WebLogic server Configurations and Deployments
• Must have Knowledge of CSS, JavaScript, and JavaScript libraries like jQuery etc
• Must be able to write business-related algorithms efficiently
• Should be having flexibility, adaptability to work schedules, effective verbal and written communication and teamwork