
Key Responsibilities:
- Design, develop, and maintain robust and scalable backend applications using Core Java and Spring Boot.
- Build and manage microservices-based architectures and ensure smooth inter-service communication.
- Integrate and manage real-time data streaming using Apache Kafka.
- Write clean, maintainable, and efficient code following best practices.
- Collaborate with cross-functional teams including QA, DevOps, and product management.
- Participate in code reviews and provide constructive feedback.
- Troubleshoot, debug, and optimize applications for performance and scalability.
Required Skills:
- Strong knowledge of Core Java (Java 8 or above).
- Hands-on experience with Spring Boot and the Spring ecosystem (Spring MVC, Spring Data, Spring Security).
- Experience in designing and developing RESTful APIs.
- Solid understanding of Microservices architecture and related patterns.
- Practical experience with Apache Kafka for real-time data processing.
- Familiarity with SQL/NoSQL databases such as MySQL, PostgreSQL, or MongoDB.
- Good understanding of CI/CD tools and practices.
- Knowledge of containerization tools like Docker is a plus.
- Strong problem-solving skills and attention to detail.

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
Similar jobs
🔥 High Priority – Senior Lead Java Developer (10+ Years) | Bangalore – Onsite
Summary :
We are hiring Senior Lead Java Developers with 10+ years of experience for an onsite role in Bangalore.
If you're a hands-on expert with a strong background in Java, Spring Boot, Microservices, and Kubernetes, this is your opportunity to lead, mentor, and deliver high-quality solutions in a fast-paced environment.
🔹 Position : Senior Lead Java Developer
🔹 Experience : 10+ Years (12+ preferred)
🔹 Location : Bangalore (Onsite)
🔹 Openings : 6+
✅ Must-Have Skills :
- 8+ years of hands-on experience with Core Java & Spring Boot
- Expertise in Multithreading, Dependency Injection, and AOP
- Strong in Microservices Architecture and RESTful services
- Good exposure to SQL & NoSQL databases
- Proficient with Git (GitLab preferred)
- Experience with Kubernetes deployments and APM tools (New Relic preferred)
- Solid understanding of distributed tracing and log analysis
- Proven debugging and performance optimization skills
💼 Responsibilities :
- Design and develop high-quality, scalable microservices
- Act as SME for multiple services or subsystems
- Own service performance, SLAs, and incident resolutions
- Mentor junior developers and conduct technical interviews
- Participate in production war rooms and troubleshooting
- Lead development efforts and drive code quality
🎓 Qualification :
- BE/B.Tech or equivalent degree
Relevant Experience: 5+ Years
Location: PAN India
Client: IBM



Responsibilities:
- Design, develop, and implement robust and efficient backend services using microservices architecture principles.
- Write clean, maintainable, and well-documented code using C# and the .NET framework.
- Develop and implement data access layers using Entity Framework.
- Utilize Azure DevOps for version control, continuous integration, and continuous delivery (CI/CD) pipelines.
- Design and manage databases on Azure SQL.
- Perform code reviews and participate in pair programming to ensure code quality.
- Troubleshoot and debug complex backend issues.
- Optimize backend performance and scalability to ensure a smooth user experience.
- Stay up-to-date with the latest advancements in backend technologies and cloud platforms.
- Collaborate effectively with frontend developers, product managers, and other stakeholders.
- Clearly communicate technical concepts to both technical and non-technical audiences.
Qualifications:
- Strong understanding of microservices architecture principles and best practices.
- In-depth knowledge of C# programming language and the .NET framework (ASP.NET MVC/Core, Web API).
- Experience working with Entity Framework for data access.
- Proficiency with Azure DevOps for CI/CD pipelines and version control (Git).
- Experience with Azure SQL for database design and management.
- Experience with unit testing and integration testing methodologies.
- Excellent problem-solving and analytical skills.
- Ability to work independently and as part of a team.
- Strong written and verbal communication skills.
- A passion for building high-quality, scalable, and secure software applications.
3 to 5 years of experience in Java with Microservices Experience
- Experience in Spring Boot, Jenkins, Git, Hibernate, Kubernetes, and Docker
- Experience in the development of scalable and extensible systems using Java
- Proficiency in Database technology such as MySQL, Oracle, and MongoDB
- Routines Sync & Async
- Solid and fluent understanding of algorithms and data structures
- Excellent software design, problem-solving and debugging skills
- Demonstrated high ownership in previous projects
- Excellent Communication Skills"
skills needed:
java
springboot
microservices
kafka/rabbitmq
jpa


Strong fundamentals in OOPS, RDBMS, Data structures, and Design patterns
Experience in any SQL database (Preferably SQL Server)
Ability to write clean code
Ability to write automated unit tests using frameworks such as NUnit, Mock, etc.
Ability to communicate and articulate clearly and work collaboratively in an agile team
Experience with code repositories like git
Ability to communicate and articulate clearly and work collaboratively in an agile team
- B.E/B.Tech or any relevant Masters degree from reputed college
- 2 to 4 years of experience with Java / J2EE application development stack
- Experience with: Spring framework(Core, JPA, Security, Boot), Hibernate, Secure APIs using JWT/OAUTH
- Good understanding of OOPS concepts
- Proficient understanding of code quality standards
- Solid experience in design, coding, unit testing and debugging
Good to have: Optional
- Working experience with microservices, sonar, docker, K8s, jenkins
- Knowledge of AWS cloud
Skills required are Java, microservice,Spring boot, and knowledge of AWS.
Location; Pune.


Objective of the Role:
We are here to build a world-class tech organization with elite engineers and change-agents who would spearhead this change. Currently, we are looking for engineers who are skilled, passionate, driven and a wee bit crazy (yes, crazy works!) to join our tribe. The current position is for the supply chain teams and our primary focus is on scale and cost optimization. The small tweaks you make, the processes you alter, experiments you run and the business decisions you drive will have reverberating effects on our ability to add value to our customers and keep them coming back for more.
Role & Responsibilities
- Design and build the system which enables the logistics team to store and deliver 15 million products per month to customers across 20 cities in India
- Work on the vision, roadmap, and processes that make customer delivery experience more delightful
- Work across teams to design a platform that scales and is flexible enough for various kinds of future scenarios
- Work on optimizing the whole logistics supply chain from warehouse to customer
- Innovate to improve the efficiency of the existing supply chain systems
Desired skills & abilities: - 3-6 years of experience in software development
- B.Tech. / B.E. degree in Computer Science or equivalent software engineering degree/experience
- Experience in architecture and system design 2Experience in running high performance distributed systems
- Understanding and implementation of security and data
- Highly experienced in back-end programming languages like Python, Java, JavaScript
- Experience with cloud message APIs and usage of push
- Knowledge of code versioning tools such as Git, Mercurial or SVN
- Solid experience in software development practices
- Ability to mentor and manage teams
- Exposure to Agile/Scrum and Design thinking approaches

