
Job Title: Java Backend Developer
Location: Bangalore
Experience: 3–6 years
Mode: Full-time
✨ Job Summary
We are looking for a skilled Java Backend Developer to join our engineering team. You will be responsible for building the backend services and APIs that power our web and mobile applications.
✅ Responsibilities:
- Design and develop RESTful APIs using Java and Spring Boot
- Write reusable, testable, and efficient backend code
- Integrate databases, caching layers, and data storage solutions
- Implement security and data protection best practices
- Monitor and optimize application performance
- Work with DevOps tools to manage builds and deployments
- Participate in code reviews and agile ceremonies
🧠 Required Skills:
- Strong programming experience in Java 8+
- Proficient in Spring Boot, Hibernate, JPA
- Hands-on with REST APIs, JSON, Postman
- Solid understanding of SQL and relational databases (MySQL/PostgreSQL)
- Experience with Maven/Gradle, Git, Jenkins
- Familiarity with Docker, Kubernetes, or AWS is a plus
- Understanding of OOP, design patterns, and microservice architecture
🎓 Qualifications:
- Bachelor's degree in Computer Science, Engineering, or a related field
- 3+ years of backend development experience
💼 Good to Have:
- Knowledge of NoSQL (MongoDB, Redis)
- Experience with CI/CD pipelines
- Familiarity with testing tools like JUnit or Mockito

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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- Leadership Role: High-level autonomy to make architectural decisions and lead a dedicated team.
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Experience:
- Total PHP Development: 8+ years (Required)
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Work Location: In person
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• Own development, design, scaling, and maintenance of application and messaging engines that power the central platform of Capillary's Cloud CRM product.
• Work on the development of AI and data science products for various use cases. Implement PoCs in Python, and Spark-Scala and productize the implementations.
• Contribute to overall design and roadmap.
• Mentor Junior team members.
Required Skills:
• Innovative and self-motivated with a passion to develop complex and scalable applications.
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• BTech from IIT or BE in computer science from a top REC/NIT.
Job Perks
• Competitive Salary as per market standards
• Flexible working hours
• Chance to work with a world class engineering team.
Why Join Us:
Be part of a fast-moving tech team building impactful, user-friendly apps with modern development practices and a collaborative work culture.
Capillary is an Equal Opportunity Employer and will not discriminate against any applicant for employment on the basis of race, age, religion, sex, veterans, individuals with disabilities, sexual orientation, or gender identity.
Disclaimer:
It has been brought to our attention that there have recently been instances of fraudulent job offers, purporting to be from Capillary Technologies. The individuals or organizations sending these false employment offers may pose as a Capillary Technologies recruiter or representative and request personal information, purchasing of equipment or funds to further the recruitment process or offer paid training. Be advised that Capillary Technologies does not extend unsolicited employment offers. Furthermore, Capillary Technologies does not charge prospective employees with fees or make requests for funding as a part of the recruitment process.
We commit to an inclusive recruitment process and equality of opportunity for all our job applicants.
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● Create beautiful software experiences for our clients using design thinking, and lean and agile methodology.
● Work on world-class software products using the latest cutting-edge technologies and platforms.
● Work in a dynamic, collaborative, transparent, non-hierarchical culture.
● Work in collaborative, fast-paced, and value-driven teams to build innovative customer experiences for our clients.
● Help to grow the next generation of developers and positively impact the industry.
Basic Qualifications
● Experience: 5+ years
● Hands-on development experience in backend, Java, SpringBoot, Hibernate, SQL, MongoDB, Jenkins, Microservices, etc.
● Server-side development experience mainly in JAVA.
● Passion for software engineering and following the best coding concepts.
● Good to great problem-solving and communication skills.
● Experience in working with cross-border, distributed teams is a must. Nice to have Qualifications ● Product and customer-centric mindset
● Great OO skills, including design patterns.
● Experience with large-scale enterprise systems Get to know us better: https://www.zemosolabs.com.
7+ years of experience with Design, development & architecture.
- Experience in software development with minimum 3 plus years of architecture experience.
- Experience in Core JAVA 8
- Experience in Java J2EE, Microservices
- Experience in Java - Spring, Java - SpringBoot, GCP , Hibernate,JDBC
- Experience in Multi-threading, Performance and Scaling is a plus
- Have used the RDBMS and NoSQL databases like MySQL/Oracle, MongoDB, Cassandra, Neo4J Risk for production ready software’s
- Cloud Native application design experience is a plus
- CICD – Release Pipeline experience
- Experience in application of principles of Architecture Design
- Experience building large scale, high performance distributed systems
- Strong understanding of modern development techniques and processes such as Dev Ops /Cloud
- Promoter of Agile/Scrum, TDD and CI/CD best practices
- Analyzes, designs, programs, debugs and modifies software enhancements and/or new products used in local, networked or Internet-related computer programs. (Code must be used in core version of applications available for sale commercially.)
- Interacts with Delivery managers and/or users to define system requirements and/or necessary modifications.
- Participates in software design meetings and analyzes user needs to determine technical requirements.
- Write technical specifications based on conceptual design and stated business requirements.
- Writes code, completes programming and performs testing and debugging of applications using current programming languages and technologies.
- Completes documentation and procedures for installation and maintenance.
- Trains and communicates with internal Client Training, Client Relationship and Sales teams on systems application.
- May be responsible for developing or executing project plans, budgets and schedules and for documenting work and results.
- May deliver informational and decision-seeking presentations to technical and business groups to internal and/or external audiences.
Requirements:
• Required experience of 3 to 8 years
• Required Skill Set: Core Java, Java 8, Spring, Spring Boot, Database, Unit Testing & Rest API.
• Good to have Microservices
• Familiarity with concepts of MVC, JDBC, and RESTful
• You will be responsible to perform- requirement analysis, high-level design, coding, unit testing, and general quality assurance of the web applications
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• Understanding fundamental design principles behind a scalable application
• Good to have knowledge of Spring Security, and JPA
Responsibilities:
• Designing and implementing Java-based applications.
• Analyzing user requirements to inform application design.
• Defining application objectives and functionality.
• Aligning application design with business goals.
• Developing and testing software.
• Debugging and resolving technical problems that arise.
• Producing detailed design documentation.
• Recommending changes to existing Java infrastructure.
• Developing multimedia applications.
What if, you had a chance to build something iconic?
Presenting Bharat's first of its kind vernacular instant messaging app that is smart & secure - Buzz is an AI & machine learning powered - content-driven instant messaging app tailored to make user secure with more focus on privacy. At Buzz, we are on a mission - to help users be in control of the degree of their digital exposure, with a goal to create a space as India's first smart instant messaging platform among dominating foreign players.
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iOS Beta already launched.
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Compensation in terms of EQUITY ONLY, salary only once we raise funds. This is more of a hands-on role especially in the initial stages of the company. Part-time would also temporarily work.
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Detailed JD
Resources with below skill sets :
- Angular JS
- Spring MVC
- Spring Boot
- Hibernate
- PostgreSQL
- Drools
- SVN
- Jenkins
- SonarQube
- Foresighted & good judgement in problem solving.
- Capable of paying attention to detail.
- Good analytical and logical thinking.
- Prioritizing and organizing
- Team Player with positive attitude.
- Process knowledge/Technical expertise
- Good Written and Verbal communication Skills
- Analyse & understanding of the SRS.
- Report queries on the SRS/Requirement.
- Prepare low level design document
- Prepare Unit test cases










