
Job Title: Java Developer
Experience: 5 –14 Years
Location: Mumbai / Bangalore
Employment Type: Full-time
We are looking for experienced and passionate Java Developers with strong expertise in Core Java, multithreading, and performance tuning. You will be responsible for designing and developing high-performance, scalable, and resilient backend systems. This is an exciting opportunity to work on complex, enterprise-level systems and modern architectures like microservices and event-driven frameworks.
• 5–10 years of hands-on experience in Java (8 or above) development.
• Strong foundation in OOPs, data structures, algorithms, and design patterns.
• Deep understanding of multithreading, concurrency, and synchronization techniques.
• Experience with Spring Boot, Spring MVC, JPA/Hibernate.
• Good working knowledge of RESTful API development.
• Proficient in SQL and experience with relational databases like MySQL, PostgreSQL, etc.
• Familiarity with Git, Maven/Gradle, and CI/CD pipelines.
• Exposure to Agile/Scrum methodology

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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- We are looking for a skilled and experienced Java Engineer to join our dynamic team.
- The ideal candidate will have 4 to 10 Years of hands-on experience in software development, with a proven experience as Java Developer with a strong focus on Spring and Spring Boot, Relational Databases and AWS technologies.
- Strong understanding of monolithic & microservices architecture. You will play a crucial role in designing, developing, and maintaining our applications.
- Ensuring their performance, quality and responsiveness.
Key Responsibilities :
● Design, develop, and maintain scalable applications using Java, Spring and Spring Boot.
● Develop and manage relational databases. Should be able to write complex SQL queries.
● Ensure the best possible performance, quality, and responsiveness of the applications.
● Have strong debugging skills to identify bottlenecks and bugs, and devise solutions to mitigate and address these issues.
● Deploy, manage, and scale applications on AWS.
● Conduct code reviews and integration testing to ensure software quality and reliability.
● Collaborate with front-end developers to integrate user-facing elements with server-side logic.
● Collaborate with cross-functional teams to define, design, and ship new features.
● Stay updated with emerging technologies and industry trends.
Qualifications :
● Bachelor’s degree in Computer Science, Information Technology, or a related field.
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● Proficient in Java 8+, Spring and Spring Boot.
● Experience with PostgreSQL, MySQL or other relational databases.
● Experience with microservices architecture.
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● Hands on experience with Unit Testing frameworks such as Junit, Mockito.
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Preferred Qualifications :
● Strong knowledge of AWS services and best practices.
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Job Title: Lead Backend Web App Developer
Experience: 10–15 Years
Location: Bengaluru (Hybrid)
Role Overview:
We are seeking an experienced Lead Backend Web App Developer to design and maintain scalable, cloud-based backend systems. This role demands expertise in microservices, AWS, and backend technologies to deliver efficient and high-performing applications.
Key Responsibilities:
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Why Join Us?
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A leading software company is looking for Java candidates for Pune location.
Experience in Springboots, microservices and fintech domain
Job Title: Java Developer (Immediate Joiners Only)
Experience: 5+ Years
Work Locations: Pune, Gurgaon, Noida, Bangalore, Ahmedabad
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- Ensure the performance, quality, and responsiveness of applications
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About Aakash Technology Innovation Lab
Are you passionate about transforming the field of education as we know it?
The way education is imparted has been disrupted massively due to forces such as ed-tech digital revolution, the advancement in artificial intelligence technology and the pandemic. Given the rapid pace of transformation, the vision of the Technology Innovation Lab at Aakash is to make the education of the future a reality. The Technology Innovation Lab aims to leverage state-of-the-art technologies to develop industry-defining bleeding-edge solutions for a student-first world-class hybrid learning experience. This involves -
- Reimagining and conceptualizing how education will be imparted in the future in the omni-channel and immersive learning environment
- Building data platforms such as Power BI dashboards to facilitate students, parents, teachers and the business
- Creating applications to support the futuristic tech-enabled smart classrooms
- Conceptualizing and developing mobile and web applications for seamless customer experience
- Developing Internet of Things (IoT) driven integrations into applications to build futuristic learning experience
- Leveraging Artificial Intelligence (AI) and Machine Learning (ML) to identity interventions to boost student performance
If this excites you, we might have the perfect opportunity for you in the world’s most valued ed-tech company!
About Aakash - AESL
Aakash Educational Services Limited (AESL), commonly known as Aakash, is one of the most leading educational services institution providing comprehensive test preparatory services for students preparing for medical and engineering entrance examinations, school/board exams and competitive and scholarship exams such as NTSE, KVPY, and Olympiads.
AESL also partnered with Blackstone, a global investment management firm.
With more than 32 years of operational experience in the test preparatory coaching industry, the company has a pan India network of 220+ Aakash centres with an annual student base 2,50,000+ students and an employee count of more than 4700.
Purpose of the Role
Develop software solutions that enable the students, parents and teachers to have superior learning and teaching experiences, both inside and outside the classroom.
Key Responsibilities
- Develop state-of-the-art high performance and low latency software applications for mission critical systems
- Contribute in all the phases of the software development lifecycle
- Craft a well-designed, testable, efficient code
- Perform object-oriented analysis and design using common design patterns.
- Effectively and seamlessly manage communication with all stakeholders.
- Manage and provide live support to the developed applications
Qualification/ Experience
Must-Have Preferred
Education B.E / B.Tech Information Technology / Computer Science/ Information Science
- Experience 4+ years of hands-on experience in designing and developing applications using Java EE, Spring, Spring MVC, Spring Boot Frameworks
- Experience with test-driven development
- Experience with relational databases (MySql, Oracle, Postgres) or NoSql Databases (Cassandra, MongoDb, CouchDb) .
- Agile programming (Sprint, Scrum) experience
- Skills Understands version control branching strategies
- Understands different major language paradigms (object oriented /functional /reactive)
- Understanding and some experience in programming with AWS SDK
- Knowledge of Kafka and Redis
Competencies
Behavioral Competencies Level Functional Competencies Level
1 Team Player Written and Verbal Communication
2
What We Offer
As a technology professional in Aakash Technology Innovation Lab we offer you an opportunity to -
- Become a pioneer of the education of the future by reimagining and building innovative solutions for the ed-tech industry leading hybrid learning experience
- Be a force of technological disruption as a part of a passionate and high growth team on an exciting endeavor to transform the education industry
- Belong to an upbeat, flexible and relaxed work culture with a specific focus on collaboration
- Craft an excellent career at Aakash through a broad realm of career tracks and opportunities
- Excel in your chosen stream and become a renowned technologist in the ed-tech industry with heavy investment from the business into your learning, exposure and growth
- Have a highly competitive compensation and benefits package
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1.3+ years of strong programming experience with .Net Framework and .Net Core based software applications. (.NET,.NET Core, C#, ASP.Net, JavaScript framworks, Web API, MS SQL Server, Cosmos DB, Docker, Azure Cloud)
2. Strong knowledge of Microservices based Architecture, Design Patterns and Principles.(Optional) / Hands on experience on React Js /Redux (Optional)
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10. Analyzes enterprise system performance. Develops and implements system performance improvements.
11. Participates in development activities including code reviews, as well as coding and testing of new enhancements.
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• Optimize application performance for maximum speed and scalability.
• Implement security and data protection measures.
• Conduct thorough testing and debugging of applications.
• Troubleshoot and resolve issues, ensuring high application reliability.
• Stay up-to-date with emerging technologies and industry trends, and apply them to projects as necessary.
• Collaborate with team members, participate in code reviews, and provide constructive feedbacks.
• Follow best practices and coding standards to ensure high-quality and maintainable code..
Requirements:
• Bachelor's degree in Computer Science...
B.Tech./ BE - Computer, IT, Electronics only
Required Skills:
- 3+ year of experience in Development in JAVA technology and springboot
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka
- Any Caching Mechanism
- Good at problem solving
Good to Have Skills:
- 3+ years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem solving skills.
- Ability to work in a fast paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding of AI/ML algorithms is a plus.
Work as a member of a team responsible for developing a HIPAA compliant secure care coordination platform in accordance with established processes. You will apply your knowledge of building scalable, distributed applications and have the opportunity to work with new technologies & frameworks such as Spring Cloud Netflix, AWS, Azure, NoSQL DB.
Essential Functions include but are not limited to the following.
You will be expected to:
- Contribute to all phases in the software lifecycle – requirements analysis, solution design, development, and deployment
- Maintain high quality standards for the work undertaken and be responsible for the quality of deliverables
- Ensure assigned projects are developed in accordance with established engineering processes, adhering to scope, schedule constraints and agile project plans
- Guide/mentor the less experienced team members
- Participate in code reviews
- Work effectively as part of a distributed team
- Document the features worked by him/her
Key technical expertise areas expected for this role:
Strong programming skills in Java 8(+) with clear understanding of Object-Oriented and Functional programming.
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- Good Understanding of Databases (MySQL & Mongo) and proficiency in database schema designing & writing efficient SQL Queries
- Strong troubleshooting skills
- Demonstrable ability to learn new programming languages and frameworks quickly
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- Experience with modern cloud technologies such as AWS or Azure
Additional areas that would add value:
- Spring Cloud
- Experience working with AES 256 based encryption algorithms
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- Using DevOps & Infrastructure tooling such as GoCD/Jenkins, Git
- Experience working on projects, preferably in the healthcare domain
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- Automated Unit/Integration testing
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- 5+ years of experience
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• Experience with as many of the following is highly desirable: Tomcat, Node.js, XML, XSLT, XPath, Web Services,
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complexity analysis
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cycle (SDLC), including coding standards, code reviews, source control management, build processes, testing, and
operations
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