
JOB DESCRIPTION
Experience: 4-7 years
Location: Bangalore
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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Key Skills & Requirements
- Strong proficiency in Java 11 and above
- Hands-on expertise in Spring Boot and Microservices Architecture
- Strong Programming, Analytical, and Problem-Solving skills
- Proficiency with NoSQL Databases (MongoDB, Cosmos DB) and RDBMS (SQL/Oracle/Postgres)
- Experience with Messaging Queues (RabbitMQ/Kafka)
- Good understanding of Functional and Domain knowledge
- Expertise in Project Architecture & Data Flows
- Proficient in CI/CD tools (Jenkins or equivalent)
- Strong experience with Testing Frameworks: JUnit, Mockito, Cucumber, BDD
- Basic knowledge of Cloud Platforms (Azure / AWS)
- Familiarity with Project Management Tools – JIRA, Confluence, ServiceNow
- Monitoring tools knowledge like New Relic, Splunk, Nagios (good to have)
Responsibilities
- Design, develop, and maintain scalable backend applications using Java 11+ and Spring Boot
- Build and manage microservices-based solutions ensuring high performance and low latency
- Collaborate with cross-functional teams to define, design, and ship new features
- Implement best practices for CI/CD pipelines and automate deployment workflows
- Ensure code quality through unit testing, integration testing, and BDD practices
- Work with databases (SQL/NoSQL) for data modeling and optimization
- Monitor, troubleshoot, and enhance system performance using tools like Splunk, New Relic, Nagios
- Provide technical guidance and mentorship to team members
Experience in Backend
Experience in Java ,Spring boot
Experience in Microservices
Experience in Data structure ,Algorithm
- Strong Experience in Java and related frameworks such as EJB, Spring and Spring Boot
- Strong Experience in REST API based Microservices development & integration that includes long running orchestration services
- Experience implementing services with modern authentication using OAuth 2.0, SAML, JWT
- Implementation Experience in RDBMS (DB2/PostgreSQL) and good SQL query knowledge
- Strong CI/CD experience with GitHub CI/CD or Jenkins or Maven
- Creating custom, general use modules and components which extend the elements and modules of core
Microsoft Azure Data Integration Engineer
Job Description:
Microsoft Azure Data Integration Developer who will design and build cutting-edge user experiences for our client’s consumer-facing desktop application. The Senior Software Developer will work closely with product owners, UX designers, front-end, and back-end developers to help build the next-generation platform.
Key Skills:
- 3+ years of experience in an enterprise or consumer software development environment using C# and designing and supporting Azure environments
- Expert level programming skills in creating MVC and Microservices architecture
- Experience with modern frameworks and design patterns like .Net core
- Strong knowledge of C# language
- Hands-on experience using the Azure administration portal and iPaaS
- Demonstrable experience deploying enterprise workloads to Azure
- Hands-on experience in Azure function apps, app service, logic apps and storage, Azure Key vault integration, and Azure Sql database.
- Solid understanding of object-oriented programming.
- Experience developing user interfaces and customizing UI controls/components
· Microsoft Azure Certification, Business Continuity, or Disaster Recovery planning experience is a plus
Responsibilities:
- Architect, design & build a modern web application for consumers
- Explore configuring hybrid connectivity between on-premises environments and Azure, and how to monitor network performance to comply with service-level agreements.
- Collaborate with UI/UX teams to deliver high-performing and easy-to-use applications
- Participate in code reviews with staff as necessary to ensure a high-quality, performant product
- Develop a deep understanding of client goals and objectives, and articulate how your solutions address their needs
- Unit testing/test-driven development
- Integration testing
- Deploying Azure VMs (Windows Server) in a highly available environment
- Regularly reviewing existing systems and making recommendations for improvements.
- Maintenance
- Post-deployment production support and troubleshooting
Technical Expertise and Familiarity:
- Cloud Technologies: Azure, iPaaS
- Microsoft: .NET Core, ASP.NET, MVC, C#
- Frameworks/Technologies: MVC, Microservices, Web Services, REST API, Java Script, JQuery, CSS, Testing Frameworks
- IDEs: Visual Studio, VS Code
- Databases: MS SQL Server, Azure SQL
- Familiarity with Agile software development methodologies.
- Advanced knowledge of using Git source control system.
- Azure, AWS, and GCP certifications preferred.
We are looking for a PHP Developer responsible for managing back-end services and the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.
Responsibilities
- Integration of user-facing elements developed by front-end developers
- Build efficient, testable, and reusable PHP modules
- Solve complex performance problems and architectural challenges
- Integration of data storage solutions (may include databases, key-value stores, blob stores, etc.)
Role: Senior Software Engineer – Backend Location: Bangalore / Gurgaon / Pune
About the Role
The successful backend engineer will work closely and collaboratively with cross functional teams during all phases of the software development lifecycle.
The incumbent should be competent to provide quick solutions to problems and taking a product or a product’s component through the entire life cycle, optimize the space / time complexity and improve on usability and reliability.
What you’ll be doing:
- Bachelor's degree in Computer Science or related field from top notch colleges
- 4 + years of software development engineering.
- Understanding of fundamental design principles (including MVC).
- Good hands on in AWS scalable environment.
- Experience with different RDBMS and No SQL databases like MySQL, mongo, etc.
- Experience in designing scalable micro-services required.
- Strong knowledge of CS fundamentals including data structures, algorithm design and complexity analysis.
- Proficiency in one language that emphasizes class abstractions (for e.g. Java) and have coded in it for at least 4 years.
- Excellent communication, analytical and problem solving skills.
- Strong organizational skills and the ability to prioritize and work with clients with great efficiency.
- Excellent written and oral communication and presentation skills and the ability to express thoughts logically and succinctly.
- Open minded, Team builder, Good communicator and ability to lead and inspire teams.
- Demonstrated ability to achieve stretch goals in a highly innovative and fast paced environment.
- Experience in dealing with ambiguous/undefined problems; ability to think abstractly
What are we looking for?
- 4 to 10 years of hands on design / development experience.
- Tech / M.Tech Computer Science or equivalent field from a premier institutes.
- Proficient in Java OR C/C++, data structures, algorithms and OO design / design patterns.
- Strong understanding of Computer Science fundamentals.
- Technical depth in OS, computer architecture and OS internals.
- Ability to write scalable and maintainable code.
- Self-starter and goal-oriented with strong analytical and problem-solving skills.
- Must be able to work cooperatively within a strong diverse technical community to expedite development tasks.
- Experience in Machine Learning is a plus
PS: Code review and team leading expereince is a pluys for Tech Lead role
What we offer
- Competitive salary and excellent benefits, in a diverse working environment with inspiring and hardworking colleagues
- A positive, get-things-done workplace.
- An inclusive environment that ensures we listen to a diverse range of voices when making decisions.
- Ability to learn cutting edge concepts and innovation in an agile start-up environment with a global scale.
- A flexible working environment where you can drive your outcomes.
About us
At PayU, we are a global fintech investor and our vision is to build a world without financial borders where everyone can prosper. We give people in high growth markets the financial services and products they need to thrive. Our expertise in 18+ high-growth markets enables us to extend the reach of financial services. This drives everything we do, from investing in technology entrepreneurs to offering credit to underserved individuals, to helping merchants buy, sell, and operate online. Being part of Prosus, one of the largest technology investors in the world, gives us the presence and expertise to make a real impact. Find out more at www.payu.com
Our Commitment to Building A Diverse and Inclusive Workforce
As a global and multi-cultural organization with varied ethnicities thriving across locations, we realize that our responsibility towards fulfilling the D&I commitment is huge. Therefore, we continuously strive to create a diverse, inclusive, and safe environment, for all our people, communities, and customers. Our leaders are committed to create an inclusive work culture which enables transparency, flexibility, and unbiased attention to every PayUneer so they can succeed, irrespective of gender, color, or personal faith. An environment where every person feels they belong, that they are listened to, and where they are empowered to speak up. At PayU we have zero tolerance towards any form of prejudice whether a specific race, ethnicity, or of persons with disabilities, or the LGBTQ communities.
Strong technical background in Java, spring (MVC), RESTFUL Web services and Postgres DB
Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
Validating user actions on the client side and providing responsive feedback
Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
- 2+ years of experience in Java Development with sound knowledge of core Java
- Should have strong hands on experience with developing web applications using Servlets and JSP, Spring, Hibernate, Web Services, HTML, JavaScript
- Should have experience of working on Tomcat/Glassfish
- Experience of Google App Engine or AWS will be added advantage
- Strong knowledge of OOAD
- Comfortable working on Linux/Unix
- Good communication skills and good organization
- Willingness to work in a team environment, as well as
- Willingness to learn new
Responsibilities:
- Write production quality code in Java, J2EE, and Spring
- Adhere to software development and source control processes, git is added Advantage
- Design, build, configure, test, and document production quality software on an iterative
- Participate in design and implementation of new software.
- Work closely with users, technical leads, project managers, and other cross-functional development
- Execute on the provided design. Active coding in key technologies is required for this development position and includes: Java/J2EE, Tomcat, Web Services, REST, and spring, Hibernate/Ibatis, XML, UNIX and
- As part of the software development process you will need to create, review, and maintain all required technical documentation related to assigned software to ensure supportability and reuse.
- This individual must develop software using disciplined software development processes, adhering to team/company standards and software best practice guidelines, and corporate policies.











