
We are looking for an experienced Java Developer with strong proficiency in Kafka and MongoDB to join our dynamic team. The ideal candidate will have a solid background in designing and developing high-performance, scalable, and reliable applications in a microservices architecture. You will be responsible for building real-time data processing systems, integrating various services, and ensuring smooth data flow across systems.
Key Responsibilities:
- Design, develop, and maintain scalable Java applications with a focus on performance and reliability.
- Build and maintain Kafka-based real-time data pipelines for handling high-volume, low-latency data.
- Work with MongoDB to design and optimize database schemas and queries for high throughput and availability.
- Collaborate with cross-functional teams to define, design, and implement new features and improvements.
- Troubleshoot and resolve issues related to system performance, scalability, and reliability.
- Ensure software quality through best practices, including testing, code reviews, and continuous integration.
- Implement and maintain security best practices in both code and data handling.
- Participate in agile development cycles, including sprint planning, daily standups, and retrospectives.
Required Skills & Qualifications:
- 7+ years of experience in Java development, with a strong understanding of core Java concepts (J2EE, multithreading, etc.).
- Hands-on experience with Apache Kafka, including setting up brokers, producers, consumers, and understanding Kafka Streams.
- Proficient in working with MongoDB for designing efficient data models, indexing, and optimizing queries.
- Experience with microservices architecture and RESTful APIs.
- Familiarity with containerization technologies like Docker and orchestration tools like Kubernetes is a plus.
- Strong understanding of distributed systems, message-driven architectures, and event streaming.
- Familiarity with version control systems like Git.
- Excellent problem-solving skills, with the ability to debug and optimize code for high-performance systems.
- Experience with CI/CD pipelines and automated testing.

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.
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Specifications:
Understanding the fully synchronous behavior of NODE JS.
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Experience -
2-6 Year Qualifications Desired Skills NodeJS, HTML, CSS, Angular/React, JavaScript, Web Application Development, SQL/NoSQL
Job Title: Backend Developer (Kotlin/Java)
Experience: 5-7 Years
Location: Remote (Candidates from Pune/Mumbai preferred for training-related travel)
Salary: ₹15-25 LPA CTC (1L up to 1.5L In hand Per Month)
Job Description:
We are seeking a highly skilled Backend Developer with expertise in Kotlin/Java (not Android) to join our dynamic team. The ideal candidate will have experience building scalable backend solutions, working with relational databases, and utilizing modern frameworks like Spring and Webflux.
This is a remote role, but candidates based in Pune/Mumbai who can travel for training purposes will be preferred.
- Must-Have Skills:Kotlin/Java backend development (5+ years)
- Spring Boot/Webflux (Reactor) (1+ year)
- Relational Databases (PostgreSQL preferred) (2+ years)
- Strong problem-solving skills and attention to detail
- Excellent communication skills and professionalism
- Key Responsibilities:Develop and maintain backend services using Kotlin/Java.
- Design and implement scalable microservices with Spring Boot/Webflux (Reactor).
- Work with relational databases (PostgreSQL preferred) and ensure optimal data handling.
- Optimize backend performance and ensure system reliability.
- Collaborate with frontend, DevOps, and product teams to deliver high-quality software solutions.
- Ensure best practices in coding, security, and system design.
- Nice to Have:Experience with NoSQL databases (Cassandra/MongoDB)
- Knowledge of Kafka for event-driven architecture
- Familiarity with AWS, Docker for cloud-based deployments
- Exposure to full-stack development with React
- Understanding of ClickHouse for analytics
Company:
The client is a technology company specializing in custom software development, mobile app creation, cloud services, data analytics, applied AI, cybersecurity, web design, and UX/UI design. They emphasize building robust, scalable, and world-class software products and applications. Their expertise spans various technology stacks, including MERN, MEAN, applied AI, Oracle, AWS, GCP, Microsoft Azure, and PAAS. They have developed products such as Digirestro, Task Manager, and Attendance Management. The company operates from multiple locations, including Pune and Nagpur in India, and Kendall Park, New Jersey, USA.
- Why Join Us?Competitive salary (₹15-25 LPA)
- Remote work flexibility (with occasional travel to Pune/Mumbai for training)
- Opportunity to work on modern tech stacks
- Collaborative and professional work environment
We are looking for a motivated and talented individual with extensive experience in developing software. You will take an experienced and influential role in contributing to designing, developing and delivering various applications and features to meet performance, scalability and feature requirements in support of the management of unmanned retailing kiosks.
If you want your software to have a long-lasting impact on the business software space, you should consider joining our expanding and exciting organization.
Requirements:
- J2EE - Sprint Boot Microservices
- 2+ years of experience in Java, Spring and Spring boot development (J2EE, J2SE 8)
- Degree, diploma or Certificate in Computer Science or IT.
- Extensive experience with Spring, Spring Boot Micro Services, JPA, Hibernate
- Understanding of Spring Boot 2.x , Microservices and higher with the ability to create an initial project with the correct starter modules.
- Extensive experience in REST and SOAP Webservices Services • Excellent knowledge of databases( PostgreSQL, My SQL)
- Experience in testing tools (JUnit, SOAP UI, Postman)
- Experience in building tools – Maven, Gradle
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Experience in web application servers - Tomcat etc
- Understanding of Agile Development methodology – SCRUM
- Understanding of continuous integration - Jenkins and Code versioning tools - Git
The product business has witnessed tremendous growth in last few years with a client base in almost all industries and a footprint across continents. A large credit for the same goes to our young, agile and highly talented engineering team which is continuously adding new features and driving innovations in terms of adopting latest technology best practices and making the product more scalable and stable.
In order to meet the expectations of our rapidly growing client base, we are looking for experienced geeks who will be part of the current product engineering team and help in making the products more scalable by implementing most advanced technologies. We are looking for people with keen interest and demonstrated expertise in Java development, clear focus on working in a product setup, and willingness to work in a start-up environment. With strong entrepreneurial culture at Channelplay and focus on performance-based growth, in terms of financials and career, it's a great opportunity for high performers.
For more details, you can also visit our website on: http://www.channelplay.in/
What's there for you :
- Competitive remuneration
- Quarterly incentive
- Great culture with friendly work environment
- Opportunity to work in AWS Technologies
- Opportunity to get AWS Certified.
Required Skills :
- Core Java (Mandatory)
- Spring boot (Mandatory)
- My SQL (Mandatory)
- Angular (Preferred)
- AWS Technology (Preferred)
- NoSQL - MongoDB (Preferred)
- Open sources - Redis/ Memcached/ RabbitMQ/ Kafka/ ELK (Preferred)
- Git (Preferred).
Roles & Responsibilities :
- Developing software solutions by studying information needs; conferring with users; studying systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle.
- Determining operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions.
- Improving effectiveness and efficiency of the existing solutions by conducting systems analysis and recommending changes.
- Learning new and advanced technologies proactively and leading initiatives to implement those technologies in a collaborative manner.
- Acquiring new skills by studying state-of-the-art development tools and programming techniques, and sharing the knowledge with the team.
Location:-Gurgaon
Currently WFH
Exp with Product based organisation only
Exp Required:- 3 to 9 yrs
Responsibilities
- Work with a talented team to invent, design and build software that is stable and perform ant
- Primary role will be quality and timely delivery of the application/ feature/ module your team will be working on
- Adopt and execute good design philosophy and code writing practices
- Ensure the code goes through rigorous tests and quality checks before deployment.
- Work with other software engineers and database engineers to set excellent development practices and deliver innovative changes in new and existing products.
- Be hands-on technical, thus, leading by example using web, mobile and database technologies.
- Work on project ideas with customers, stakeholders and peers
- Be actively involved in code review process, design discussions, team planning
Basic Qualifications
- Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline
- Experience in software design and development
- Proficiency with at least one Object Oriented language (e.g. Java)
- Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, and complexity analysis
- A strong track record of project delivery for large, cross-functional projects
- Experience with building high-performance, highly available and scalable distributed systems
- Experience with API Design, ability to architect and implement an intuitive customer and third-party integration story
Note : This job is for immediate joining. Please apply ONLY IF you can join immediately.
Experience :- Junior role : 1 to 3 years/Senior : 5 to 7 Years
Industry: FinTech / BFSI
Functional Area: Core Platform Programming, Maintenance
Role Category: Programming & Design
Role: Software Developer
Employment Type: Permanent Job, Full Time
Overview:
We are looking to hire Java developers who are well versed with Spring Boot, Hibernate, and RDBMS such as MySQL.
As we continue to grow our apps and site, we are looking for somebody to join our Engineering team and help build out the next set of kick-ass features.
If selected, you get to be a part of a small but committed group of technologists who are trying to improve how events are ticketed and marketed in India.
About the role:
- 2+ years of experience on Java, Spring Boot, Hibernate in medium to large-scale projects
- Must have experience with at least some flavours of both SQL (MySQL, Postgres) and NoSQL (MongoDB, ElasticSearch, Redis, DynamoDB etc) datastores in production
- Must have experience with Kafka or similar message queue systems in production
- Stellar problem solving skills
- Hunger to learn new things and ability to grasp new concepts quickly
- Ability to move quickly without breaking things too much (we are dreamers)
- Ability to work under immense pressure which is balanced by a sense of responsibility and ownership
- Should be able to groom juniors and take them to the next level
Perks :
- You get to work at a fun filled atmosphere
- Have ample chances of learning leadership, mentor-ship skills
- A solid salary package along with chance to get ESOPs
Salary Range : 6 LPA to 12 LPA
(based on qualifications, experience and skills)
- 6 to 8 years of experience with the majority as Java engineer
- Strong hands-on experience on building the application using technologies Java, Spring/Springboot/Microservices
- Experience in building Micro Services using Spring Boot would be a plus
- Strong knowledge and experience with SQL queries and databases like Postgre SQL/Oracle.
We are looking for a highly motivated developer with at least 1+ years of strong hands-on experience in Java to join our startup. You would be playing a pivotal role in contributing to the initial tech stack. You would be further responsible for designing and implementing product requirements that are highly usable, scalable, extensible, and maintainable. You should be comfortable working across different technologies/frameworks that we work on - Microservices, Java, Spring, Spring Boot, MySQL, Kubernetes, AWS.
Responsibilities and Duties:
- Design and build scalable REST APIs on Spring Boot
- Develop, test, tune for performance and deploy microservices
- Collaborate with the team, optimize and refactor the back-end architecture
- Maintain high standards of quality for code, documentation and other deliverables
- Active cross-team coordination would be expected
What are we looking for?
- 1+ year experience in Core Java & backend technologies
- Good working knowledge of design patterns & OOAD
- Excellent analytical and problem-solving skills
- The skills that we consider: Java, MySQL/RDS, Spring/ Play, Maven, Redis, Kafka/SQS, Elasticsearch, AWS
- Experience in micro-services
- Previously worked in a startup









