Java Developer

Job Description

Role: Java Developer

Location: PAN India

Experience:4+ Years

Required Skills -

1. 3+ years Java development experience
2. Spring Boot framework expertise (MANDATORY)
3. Microservices architecture design & implementation (MANDATORY)
4. Hibernate/JPA for database operations (MANDATORY)
5. RESTful API development (MANDATORY)
6. Database design and optimization (MANDATORY)
7. Container technologies (Docker/Kubernetes)
8. Cloud platforms experience (AWS/Azure)
9. CI/CD pipeline implementation
10. Code review and quality assurance
11. Problem-solving and debugging skills
12. Agile/Scrum methodology
13. Version control systems (Git)

Job Title: Java Developer 

Experience: 4 –10 Years 

Location: Mumbai / Bangalore 

Employment Type: Full-time 

We are looking for experienced and passionate Java Developers with strong expertise in Core Java, multithreading, and performance tuning. You will be responsible for designing and developing high-performance, scalable, and resilient backend systems. This is an exciting opportunity to work on complex, enterprise-level systems and modern architectures like microservices and event-driven frameworks.

 • 3–10 years of hands-on experience in Java (8 or above) development. 

 • Strong foundation in OOPs, data structures, algorithms, and design patterns.

 • Deep understanding of multithreading, concurrency, and synchronization techniques.

 • Experience with Spring Boot, Spring MVC, JPA/Hibernate. 

 • Good working knowledge of RESTful API development. 

 • Proficient in SQL and experience with relational databases like MySQL, PostgreSQL, etc.

 • Familiarity with Git, Maven/Gradle, and CI/CD pipelines. 

 • Exposure to Agile/Scrum methodology

Work Location - Bangalore (Should be ready to relocate)

Kindly go through the JD & company details if interested please revert with below details & acknowledge with your availability.

Mode of work: Hybrid weekly 2/3 Times Mumbai/ Bangalore location.

While you may already know about Wissen and the company history, here is a quick rundown for you.

INTERVIEW PROCESS:

1. Hacker earth assessment
2. Round 1
3. Round 2
4. Final Round

About Wissen Technology:

• The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015.

• Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains. We help clients build world class products.

• Our workforce consists of 550+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.

• Wissen Technology has grown its revenues by 400% in these five years without any external funding or investments.

• Globally present with offices US, India, UK, Australia, Mexico, and Canada.

• We offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.

• Wissen Technology has been certified as a Great Place to Work®.

• Wissen Technology has been voted as the Top 20 AI/ML vendor by CIO Insider in 2020.

• Over the years, Wissen Group has successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies.

We have served client across sectors like Banking, Telecom, Healthcare, Manufacturing, and Energy. They include likes of Morgan Stanley, MSCI, State Street, Flipkart, Swiggy, Trafigura, GE to name a few.

Website : www.wissen.com

Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.

Job Description:

As per our conversation, please find below the job description for your review. 

·       Strong written/verbal communication skills

·       Minimum 4-14 Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Fork join pool and other threading concepts)

·       Good knowledge of the JVM with an understanding of performance and memory optimization.

·       Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).

·       Excellent knowledge on collections like, Array List, Vector, LinkedList, HashMap, Hash Table, HashSet is mandate.

·       Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.

·       Expert level understanding of Object-Oriented Concepts and Data Structures

·       Good experience in Database (Sybase, Oracle, or SQL Server) like indexing (clustered, non clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.

·       While you may already know about Wissen and the company history, here is a quick rundown for you.

CLIENT : MNC

ROLE: JAVA ARCHITECT

EXP: 11 YEARS PLUS

LOCATION: Bangalore.

CTC: UPTO 28 LPA

NOTE:CANDIDATES CURRENTLY IN BANGALORE ONLY APPLY.

SERVING NOTICE PERIOD UPTO 30 DAYS AND IMMEDIATE JOINERS ONLY APPLY.

CANDIDATE DESGINATION SHOULD BE JAVA ARCHITECT IN WORKING COMPANY

Job description

Responsibilities: Architecture, design and enhancement of moderately complex software resulting in high quality,

software products.

 Lead and guide the software design team with application design and integration.

 Make sure the design is aligned with functional and non-functional requirements for the software.

 Evaluate and recommend tools and technologies for development and make sure a productive development

environment.

 Understand the training requirements of team members to ensure people have necessary skills and

competency for delivering good quality product.

 Make sure team follows best design and coding practices and ensure the final deliverable meets expected

quality.

 Help development team in problem solving and troubleshooting issues.

 Quick understanding of exiting framework/Very good debugging skills to debug existing platform / frameworks

 Strong knowledge in Databases and complex stored procedure understanding.

 Identify technical risk areas and help the team members to solve issues quickly.

 Quickly do the POC investigation and provide the demo to team members to keep the schedule.

 Quickly writing of use cases and minor scenarios, based on that do the estimation and explain the use cases to

team members with development steps.

Desired Skills and Experience

10+ years of hands on experience in Software/Technology Development including architecting and designing software

products.

Must Have:

 Proficiency in web development using Java

 Proficiency in Java spring framework (Spring MVC, Spring boot)

 Proficiency in developing UI using HTML, JSP Servlet, JDBC

 Excellent knowledge of Relational Databases, SQL, and ORM technologies (JPA2, Hibernate)

 Experience in java-script, AJAX, JQuery

 Workflow concepts and development exposure.

 Understanding of Event/command based architecture.

 Proficient in Object Oriented Analysis and Design.

 Troubleshooting design flaws and system bottlenecks.

 Systems thinking, technical acumen, analytical skills and communication skills.

 Testing skills (Unit testing, Integration testing)

 Exposure to one or more software development methodologies (RUP preferred, one full

 Lifecycle preferred)

 Good analytical and problem-solving skills

 Good knowledge in Git and Maven

 Good knowledge in SOA and micro services.

 Experience designing secure software systems.

 Exposure to design tools – Enterprise architect / Rational rose.

 Experience with debugging tools, profiling tools.

 Good leadership and people management skills

 Quality mindset and attention to detail in all aspects of software engineering and development.

 Experience in SonarQube Cube analysis tool.

 Knowledge and experience in MES (Manufacturing Execution System) domain.

Good to have:

 Experience in Rest API development

 Exposure to SCRUM methodology work culture

 Exposure in Azure DevOps

Education

Bachelor / Masters in Computer Engineering, EEE, Electronics & Communication, Information

Technology, Computer Science, Instrumentation or Chemical Engineering

Industry

• Information Technology & Services

Employment Type

Full-time

Edit job description

• Involved in entire SDLC lifecycle including analysis, development, fixing and monitoring of issues on the assigned product lines.
• Meets and exceeds standards for the quality and timeliness of the work products.
• Implements, unit tests, debugs and leads integrations of complex code.
• Identify opportunities for further enhancements and refinements to best practices, standards and processes.
• Ensure robust, securely accessible, highly available and highly scalable product that meets or exceeds customer and end-user expectations

Experience

Technical Duties & Responsibilities

3 – 6 Years

With 2-4 years of experience in Scalable Architecture development. We are looking for Independent Contributors, who have good understanding of Microservices based architecture, and a comprehensive awareness of various architectures & their suitability as per product requirements: -

• Can solve problems independently, be responsible for the requirement analysis and design implementation of important business modules, and be familiar with the online deployment environment, able to independently analyse and quickly troubleshoot online faults.

• Familiar with JAVA programming principles, understand their advanced features and class libraries, network and server programming, multi-threaded programming, common open source products
• Experience in SOA EIP using Apache Camel Spring Integration

• High quality coding ability, reusability, low coupling, scalability, high performance, maintainability, high security

• Have the architectural design capabilities of modules and subsystems, master common architectural design methods and patterns

• Understand SOA, event-driven, distributed system principles, large-scale network application structure, message middleware, caching, load balancing, clustering technology, data synchronization, NoSQL

• Have the project experience of RabbitMQ or Kafka

• If the candidate has air fare industry experience, might be priority