
JOB DESCRIPTION
Experience: 4-7 years
Location: 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. - 4-7 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 Wissen Technology
About
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.
With offices in 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.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
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.
Connect with the team
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Job Title: Java Developer
Location: Chennai
Experience: 3+ Years
Employment Type: Full-time
Job Description:
We are looking for a skilled and passionate Java Developer with a strong foundation in Core Java and Object-Oriented Programming concepts. The ideal candidate should possess excellent communication skills and have hands-on experience with multi-threading, collections, databases, and backend development frameworks like Spring and Spring Boot. Exposure to cloud platforms and frontend technologies is a plus.
Key Responsibilities:
- Design, develop, and maintain scalable Java applications using Core Java and Spring Boot.
- Apply strong knowledge of Java Collections Framework and concurrent programming techniques including ExecutorService, ForkJoinPool, and other threading mechanisms.
- Optimize JVM performance and memory usage.
- Participate in all phases of the software development lifecycle: requirement gathering, design, development, testing, and deployment.
- Write clean, maintainable code following best practices, coding standards, and design patterns.
- Conduct code reviews, unit testing, and participate in peer programming.
- Collaborate effectively with team members and stakeholders to deliver high-quality solutions.
- Interact with databases like Oracle, Sybase, or SQL Server, with a strong understanding of views, triggers, indexing, and stored procedures.
Must-Have Skills:
- 3+ years of hands-on experience in Core Java
- Strong understanding of Collections, Multithreading, and Concurrency
- Proficient in Spring Framework, especially Spring Boot
- Deep understanding of Object-Oriented Design and Data Structures
- Strong experience in RDBMS (Sybase/Oracle/SQL Server) including indexing, replication, CLOB/BLOB types, views, and procedures
- Excellent written and verbal communication skills
Good to Have:
- Exposure to Microservices architecture
- Familiarity with NoSQL databases
- Knowledge or willingness to work on frontend technologies
- Experience working with public cloud platforms (AWS, Azure, GCP)
Soft Skills:
- Strong analytical and problem-solving skills
- Team player with a proactive attitude
- Ability to work independently and in a fast-paced environment
If you are passionate about Java development and want to work on cutting-edge technologies in a collaborative environment, we would love to hear from you.
Let me know if you want this converted into a company-branded format or with CTC/NP details added.
Roles and Responsibilities
- Developing custom layer code based on solution designed following standard coding practice and
- Needs to adhere to committed delivery timelines
- Sharing status update to supervisors on time
- Needs to interact with customer for issue analysis & resolution related to Product & Interfaces developed
- Issue/log analysis and fixing- Innovate and create re-usable component
Desired Candidate Profile
- Education: B. Tech/MCA
- Good analytical and problem solving skills
- Knowledge of reporting tool like JASPER
- Hands on experience in Core Java[Threading, Collections, Exception handling]
- Strong in OOPs concept
- JSP, Spring Core, MVC, Hibernate, J Query
- Basic knowledge of SQL, PLSQL
- Writing and maintaining unit test cases
- Technical architecture
- log analysis, l1/l2
- Custom layer development
Location: Noida (currently WFH)
Compensation: commensurate to experience and technical skills
To apply for this position, write to shweta.gupta@invokhr. Share your updated resume along with following details:
- Current CTC
- Expected CTC
- Availability to join (immediate joiners preferred)
- Key skills
- Any other highlight for your fitment to the position
• Knowledge of Agile methodologies & best practices for the SDLC (including coding standards, code
reviews, source control management & build processes).
• Must have experience in designing Factories/API/Interfaces independently in Java
• Highly skilled in using OR Tools like Hibernate/Ebean.
• Must have a good understanding of relational databases (MySQL/Postgres), transactions, and indexing.
• Must be able to do performance optimization, and use multi-threading wherever possible.
• Experience with Kafka, Big Query, and ElasticSearch a plus.
• Drive test coverage and continuous delivery automation within the team.
• Experience with building highly available and scalable distributed systems a plus.
Preferred Qualifications:
• 3-4 Years of experience with a Bachelor’s/Master's degree in Computer Science, Math, or Related
technical domain from reputed organizations.
• Strong communication & mentoring skills
We are looking for a Java and Oracle SQL developer with experience in building high-performing, scalable, enterprisegrade applications. You will be part of a PwC utility team and will work on critical applications. Candidate roles and
responsibilities include managing Java/Java EE application development and SQL codes, while providing expertise in the
full software development lifecycle, from concept and design to testing.
Candidate responsibilities include designing, developing and delivering high-volume, low-latency applications.
Responsibilities
• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Direct dealing with client and understand their requirements
• Ensure designs are in compliance with client requirement and specifications
• Prepare and produce releases of software components
• Prepare report and presentation based on client requirement
Requirements
• B.E./B.Tech.
• Three years of experience after B.E./B.Tech.
• Proven hands-on Software Development experience
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE platforms
• Excellent knowledge of Relational Databases, Oracle SQL, PL/SQL and query development including server
maintenance
• Experience in developing reports by extracting data from database
• Experience in MS Excel, Word and Power Point
• Experience with test-driven development
• Experience in Power Utility (Discom) domain and Power BI will be preferred
Company: MNC
Location: Pune (Currently WFH)
Experience: 4-6 Years
Shift: 11:30AM - 8:30PM
Skills: .Net Core, Microservices, Web API / Rest API, C#, Azure Functions, CosmosDB
Job Details:
- Develop client projects using Asp.net core 3.1 and above, MySQL Database, Azure Functions, CosmosDB, C#.
- Communicate with external clients on a regular basis regarding progress, challenges, timelines and results of client projects
- Gather technical requirements as needed
- Create and update, design and functional documents
- Identify and troubleshoot issues as needed
- Perform a new development as required
- Implement project applications according to specifications
- Research technical issues and provide recommendations to enhance client websites
- Work both independently and as part of a team to create reliable and high-performing Web Applications
- Unit test code to ensure quality
- Develop client projects using Asp.net core 3.1 and above, MySQL Database, Azure Functions, CosmosDB, C#.
- Communicate with external clients on a regular basis regarding progress, challenges, timelines and results of client projects
- Gather technical requirements as needed
- Create and update, design and functional documents
- Identify and troubleshoot issues as needed
- Perform a new development as required
- Implement project applications according to specifications
- Research technical issues and provide recommendations to enhance client websites
- Work both independently and as part of a team to create reliable and high-performing Web Applications
- Unit test code to ensure quality
Revise is a protocol that enables building dynamic NFTs. It helps connect NFTs to real-world events and make them interactive.
While this is an individual contributor role, you’ll be involved in many aspects– helping evolve our existing architecture, working with the team to improve operations, and implementing new features and functionality.
The job involves the following responsibilities:
-
Build robust and scalable software in Nodejs
-
Design and create services and system architecture for your projects, and contribute and
provide feedback to other team members
-
Help improve our code quality through writing unit tests, automation, and performing
code reviews
-
Participate in brainstorming sessions and contribute ideas to our technology, algorithms,
and products
-
Work with the product and design teams to understand end-user requirements, formulate
use cases, and then translate that into a pragmatic and effective technical solution
-
Dive into difficult problems and successfully deliver results on schedule
Must have skills : Experience with Core Java, Microservices, Oracle Database and SpringBoot.
Roles & Responsibility :
- Build new decentralized microservices based on decoupled Kafka architecture
- Thorough understanding of fundamentals including OOP, Design Patterns and Data Structures
- Good knowledge of design principles
- Produce clean, efficient code based on specifications
- Recommend and implement improvements
- Has proven ability to work independently or with minimal supervision
- Drive design discussions while also working with architects if a need arises
Required Skills :
- Experience building software applications professionally using Java.
- Strong understanding of troubleshooting methodologies and root cause analysis
Soft skills required :
- Excellent interpersonal and written communication skills.
- Able to pre-empt, identify and resolve problems that are non-routine or lacking in definition
- Ability to define, implement and work to a schedule
- Good time management skills.
- Attention to detail. Able to work with little or no supervision
- Ability to work with team members across the globe
- Experience with Core Java, Angular and SpringBoot is a plus.
Educational Qualifications : B.E./ ME (CS/EE) / MCA or equivalent higher-level degree
- Should have experience in supporting the application and infrastructure 24x7.
- Should have good working knowledge on troubleshooting skills of Operating Systems (Linux/Windows)
- Good experience on Java/j2EE application supporting and AWS infra supporting.
- Ability to work with 3rd parties/FOPS and provide required instruction to troubleshoot and restore faults.
- Respond quickly and effectively to production issues, troubleshooting solutions, and taking responsibility for seeing those solutions through resolution.
- Identify root cause and corrective actions for highly complex availability, capacity, security, performance, and quality issues affecting the database.
- Strong knowledge of Linux/Unix operating system.
- Good knowledge in scripting languages like Shell, Python.
- Good Knowledge on Databases like Mongo, Mysql, SQL Server.
- Respond to alerts and take corrective action to ensure the high-availability of our production environments and participate in an after-hours on-call rotation.
- Experience/Knowledge of other cloud platforms (Azure, Google Cloud) is a plus
- Strong verbal and written communications skills are a must
- Must have production support experience as the requirement is 24X7X365 production support.
- Strong Java software development experience – with a focus on Java 8 & 9
- Experience with NoSql databases – ideally with MongoDB
- Experience implementing REST apis – ideally with JAX-RS
- Experience with Reactive Programming – ideally with RxJava
- Experience implementing unit tests
Preferred Qualifications
- Experience developing applications in fintech or established financial institutions
- Experience with microservice architectures
- Experience developing systems that can scale to large amounts of data
- Experience working in Agile Scrum
- Experience working on a globally distributed team









