
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
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Java Lead We are solving complex technical problems in the financial 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. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ 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 offers 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. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider. Experience: 8–13 years in Java development. Domain Expertise: Background in product-based companies, investment banking experience preferred. Leadership: Proven ability to lead teams of 3–4 members. Technical Depth: Hands-on with complex systems and distributed architectures. Soft Skills: Strong analytical thinking, problem-solving, and excellent communication. Process Knowledge: Expertise in end-to-end SDLC and Agile methodologies. Tech Stack ● Languages & Frameworks: Core Java, J2EE, Spring Boot, Spring Framework. ● Architecture: RESTful APIs, Microservices. ● Persistence: Hibernate/JPA. ● Databases: Postgres, MySQL (or similar). ● Tools: Maven/Gradle, CI/CD pipelines. ● Cloud: AWS/Azure (nice to have).
Role Overview:
We are seeking a motivated .NET Developer with around 3 years of experience to join our backend development team. The ideal candidate should have hands-on experience in C#, ASP.NET Core, and SQL, with a strong understanding of object-oriented programming and API development. You will work closely with product, DevOps, and QA teams to build and enhance backend systems
supporting our trading and fintech platforms.
Key Responsibilities:
• Develop, maintain, and enhance backend applications using .NET Core / ASP.NET MVC.
• Design and implement RESTful APIs for integration with frontend and third-party systems.
• Write clean, scalable, and efficient code following best practices.
• Work with SQL databases (preferably MS SQL Server) to design schemas, write queries, and optimize performance.
• Collaborate with product managers and frontend teams to translate requirements into technical solutions.
• Participate in code reviews, debugging, and troubleshooting production issues.
• Contribute to improving application performance, scalability, and security.
Required Skills & Qualifications:
• Bachelor’s degree in Computer Science, Engineering, or related field.
• 3 years of experience in .NET development.
• Strong proficiency in C# and ASP.NET Core / ASP.NET MVC.
• Experience with Web APIs and RESTful architecture.
• Good knowledge of Entity Framework / LINQ.
• Hands-on experience with MS SQL Server or other relational databases.
• Understanding of OOP principles, design patterns, and software architecture concepts.
• Familiarity with Git or other version control systems.
• Basic understanding of HTML, CSS, and JavaScript (for integration purposes).
Nice-to-Have Skills:
• Exposure to Microservices architecture.
• Familiarity with Message Queues (Kafka, RabbitMQ).
• Knowledge of CI/CD tools and DevOps practices.
• Experience with cloud environments (AWS / Azure).
• Understanding of financial or trading systems is a plus.
Why Join Tradelab Technologies:
• Work on cutting-edge trading and fintech platforms used across the industry.
• Collaborative, growth-oriented environment with exposure to complex backend systems.
• Opportunity to learn from senior engineers and grow into full-stack or system design roles.
• Competitive salary and benefits
Job Description:
We are looking for a Senior Java Developer with strong expertise in Apache Kafka and backend systems. The ideal candidate will have hands-on experience in Java (8/11+), Spring Boot, and building scalable, real-time data pipelines using Kafka.
Key Responsibilities:
- Develop and maintain backend services using Java and Spring Boot
- Design and implement Kafka-based messaging and streaming solutions
- Optimize Kafka performance (topics, partitions, consumers)
- Collaborate with cross-functional teams to deliver scalable microservices
- Ensure code quality and maintain best practices in a distributed environment
Required Skills:
- 6+ years in Java development
- 3+ years of hands-on Kafka experience (producers, consumers, streams)
- Strong knowledge of Spring Boot, REST APIs, and microservices
- Familiarity with Kafka Connect, Schema Registry, and stream processing
- Experience with containerization (Docker), CI/CD, and cloud platforms (AWS/GCP/Azure)
Role - Senior Backend Developer
About
It is an AI powered GTM intelligence platform for B2B companies. We aims to become the
Master OS on top of the company's entire martech stack. We are integrating multiple sales and
marketing products into an all-in-one platform, adding smart workflows and machine learning/LLM
based intelligence applications to increase qualified pipeline and funnel conversions. It is growing
fast, has an experienced founding team and is funded by top tier investors.
About the Role
We are seeking a Senior Java Microservices Developer who is a highly skilled professional responsible for designing, developing, and maintaining microservices-based applications using Java technologies.
The job description for a Senior Java Microservices Developer typically includes the following responsibilities and requirements:
Responsibilities:
Design and develop microservices-based applications using Java technologies such as Spring
Boot, Spring Cloud, and Hibernate.
Collaborate with cross-functional teams including product managers, architects, and DevOps to
develop and implement scalable and reliable microservices.
Develop and maintain high-quality code by adhering to coding standards, best practices, and
software development methodologies.
Participate in code reviews, bug fixing, and troubleshooting to ensure high-quality code and
maintain system stability.
Work with stakeholders to understand business requirements and translate them into technical
designs.
Conduct performance analysis and optimization of microservices to ensure optimal system
performance.
Continuously improve the codebase through refactoring, code optimization, and documentation
Requirements:
Bachelor's or Master's degree in Computer Science or a related field.
5+ years of experience in Java development, with a focus on microservices development.
Strong knowledge of Java technologies such as Spring Boot, Spring Cloud, Hibernate, and RESTful
API development.
Experience in designing and developing highly scalable and reliable microservices.
Experience with containerization technologies such as Docker and Kubernetes.
Experience in developing and maintaining CI/CD pipelines.
Strong understanding of database technologies, SQL, and NoSQL databases.
Experience with cloud technologies such as AWS or Azure.
Excellent communication and collaboration skills to work effectively with cross-functional teams.
A Senior Java Microservices Developer is a critical role in the development of microservices-based
applications, and they must have a deep understanding of Java technologies and microservices
architecture to be successful in the role
Responsibility and duties
• Understand the business objectives and create a weekly/quarterly roadmap for the team • Integration of user-facing elements developed by front-end developers with server-side logic.
• Reviewing the code written by subordinates to maintain quality of code
• Planning and implementing tests for the codes and fixing bugs
• Developing ideas for new programs, products, or features by monitoring industry developments and trends.
• Qualification and skills *
• Bachelor's Degree in Computer Science [Preferably B. Tech./B.E. (CSE/IT)]
• 2 Years+ experience in Back-end development • Knowledge of Redis assisted client-side caching
•Intermediate skill in Amazon Web Services frameworks and modules • Familiarity with relational or non-relational database [Preferably SQL and MongoDB]
• Familiarity with NodeJS
• Proficient in Ms Excel/Trello
EWar Games focuses on Sports, Mobile Games, Technology, Online Gaming, and Real Money Online Gaming. Their company has offices in Bengaluru. They have a small team that's between 11-50 employees.
Roles and responsibilities:
Actively participate in requirement analysis and ensure all scenarios/use cases are captured
Good verbal and written communication skills
Strong analytical and problem-solving skills
Coordinate with QA and Product Management to ensure proper delivery and execution of product/feature deliverables
Prior experience in Agile-Scrum software development environment
Perform effective code reviews submitted by peers
Perform Unit testing (tools – JUnit, Mockito)
Well-versed with code coverage concepts and tools
Familiar with continuous integration tools
Well-versed with refactoring concepts and Code-smell concepts Propose and implement technical solutions
Deliver relevant technical artifacts based on standard practices.
Deliver a program on time with high quality
Understand and Review requirements w.r.t. the business needs to Participate regularly in project meetings with the customer
Skillset
Must-Have Java 7, 8, Spring, SpringBoot, Microservices JPA/Hibernate Rest Web Services
AWS – Usage of at least any of SES / SQS / SNS / S3 / Lambda / DynamoDB Jenkins Bitbucket, GIT
Basic Knowledge of Javascript, HTML Struts, EJB
Experience with SQL and No-SQL technologies is required (e.g. Mongo DB, Dynamo DB)
Prior experience in an Agile-Scrum software development environment is required
Experience with Jira and Confluence preferred
Good to have AWS EC2, Elastic Beanstalk, Docker Swings Datadog/Splunk
Thanks and Regards,
Seema Bisht
Senior Talent Acquisition Partner || Trantor Inc.
Plot No. G-9, IT Park - Chandigarh, India - 160101
About the job
We focus on client adoption of disruptive technologies, technology architecture and providing specialized skills related to integration, custom software engineering, testing, application modernization, agile and more. We help our clients with the most complex projects including working in open web platforms, DevOps platforms as well as intelligent Computing and Architecture enhancement.
We are looking for hands on, smart thinking Applications developer to join our fast-growing team of talented professionals. You will have the opportunity to work on large enterprise solutions and deliver solutions that deliver business performance for our customers.
WORK YOU’LL DO
- Design and develop microservices/APIs using either Java/Spring boot, ISTIO, Kubernetes, Docker, CI / CD Pipelines
- You would scale micro services using Kafka or similar messaging systems.
- Collaborate with clients, architects, and application architectures to understand the operational objectives and purpose of the future system integration.
- Understand the points of integration between the different systems and highlight the potential risks associated with the delivery of solutions
- Collaborate with Functional Designers and Developers in order to find best solutions
- Produce detailed functional and technical specifications.
- Assist in producing solutions with threat assessments and associated security awareness.
WHAT WE ARE LOOKING FOR
- 5- 8 years of hands-on experience designing and developing microservices using either Java/Spring Boot
- 3-5 years of experience with system integration
- Minimum of 3 years of relevant experience with API concepts and technologies such as REST, JSON, XML, SOAP, YAML, GraphQL, and Swagger
- Experience developing within agile methodology using CI/CD pipeline
- Experienced in 3-tier, n-tier, cloud computing, microservices architectures and SOA.
- Good knowledge of integration architectures
- Experience supporting and/or implementing complex integration projects
- Excellent client management skills
- Experience with Data modelling would be an asset
QUALIFICATIONS
- Experience of working in an Agile Environment
- Ability to drive design from Stories and Requirements
- Adept at UML, Design Patterns, Reusable Services Development,
- Knowledge on Scaling Microservices
● Overlook development of all consumer products in JAVA Lead a team of 4-5 developers
● Optimise components for maximum performance across a vast array of web-capable devices
and browsers Focus on code maintainability and performance of application
● Provide technical advice and assists in solving programming problems
● Continuously create new and interactive features that would help to improve user experience
and user engagement.
● Assist with troubleshooting of issues as needed Lead the design and architecture of software
solutions Assist in developing and maintaining continuous integration pipelines
Requirements
● 6+ years of experience in Java based technologies Experience in designing databases and
system architecture
● Experience in building products from scratch
● Experience in building fintech products like Insurance, Payments, Banking etc.
● Experience in building products for scale
● Strong interpersonal skills
● Good in multi stakeholder collaboration
Coding in Java8, Spring, Microservices, WebFlux/Reactive Programing, Rest services, Kafka, PCF, Azure, Spring Cloud Config and NoSQL technologies.
Solve technical problems using cutting-edge technologies and best practices.
Ensure code meets the required development standards and is optimized for performance.
Unit testing for each line of new code introduced (JUnit/Mockito)
Peer code review process using GIT pull requests and Crucible (for SVN)
Propose multiple solutions to a problem, show how one option is better than another.
Ensure all aspects of technical design are correctly incorporated.
Contribute in research and implementing POCs as required.
Collaborating with onsite team in scrum ceremonies.
Who you are:
Hands on experience on Java/J2EE programming, especially on Java 8 features
Experience using latest frameworks like Spring, Spring Boot, Spring Rest, Spring Cloud Config and Webflux.
Experience in Microservices architecture & development
Experience with Test Driven Development
Experience with SQL on any of the RDBMS Oracle, PostgreSQL, My SQL
Exposure to NoSQL DB is added advantage, preferred MongoDb / Cassandra
Experience with any of the ORM frameworks Hibernate/iBatis, JDBC, JPA
Exposure to JMS Kafka, IBM MQ or Active MQ is good to have
Experience with JUNIT and any of the mocking frameworks Mockito, EasyMock, JMock
with hands on any one of the cloud platforms like PCF, Azure
Use of code repository tools like SVN, GIT
Exposure to any of the build and deployment tools like Gradle, Maven, Ant
Experience in CI/CD pipeline such as JENKINS
Experience using different design patterns, especially GoF, J2EE and Integration design patterns
Exposure to performance testing using JMeter is good to have
Ensuring the code meets the required development standards and is optimized for performance
Experience managing teams and deliveries
Providing technical design or approach for a business problem
Leading the team towards the right solution with expected quality and timelines
Experience with Agile practices
With good collaboration skills to coordinate with US based onsite team and client team.
Good team player and coordination skills












