
Company is a direct to consumer brand in affordable fast fashion space using full stack model to solve for high quality at affordable prices. We leverage in-house manufacturing coupled with strong usage of technology to drive efficiency. Rapidbox is funded by Top-Tier VC firms and
prominent angel investors.
Must Have Skills (Working Experience Needed):
Preferably a Graduate/Postgraduate from a Tier 1/2 college/university.
Core Java
Hibernate and any relational database – MySQL, Postgres, Oracle.
Redis Caching
Spring
Maven, Git
Ability to thrive in a dynamic environment with changing priorities
Spring
Experience with OO design, design patterns & deep understanding of JVM internals
(multithreading, garbage collection etc.)
Problem solver
Search solutions like ES, Solr
NoSQL data store like Cassandra/Mongo
Kafka
Microservices Architecture, Web services, API development, Enterprise integration
Experience on scalable and distributed systems
Good to have:
Distributed Cache
Performance testing tools - Jmeter, Locust, Gatling
Ecommerce background

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🔴 Profile: Java Developer
🔷 Experience: 2+ Years
🔷 Location: Mumbai
🔷 Mode: Immediate joiners preferred
✨ What we want:
✅ Core Java expertise (Java 8+, Collections, Multithreading)
✅ Spring Framework proficiency (Spring Boot, Spring MVC, Spring Security)
✅ Database skills (MySQL, PostgreSQL, Oracle, Hibernate/JPA)
✅ Microservices architecture experience
✅ RESTful API development and integration
✅ Maven/Gradle build tools
✅ Version control (Git, SVN)
✅ Application servers (Tomcat, JBoss, WebLogic)
✅ Cloud platforms (AWS/Azure preferred)
✅ Frontend basics (HTML, CSS, JavaScript - nice to have)
✅ Testing frameworks (JUnit, Mockito)
Company Name – Wissen Technology
Group of companies in India – Wissen Technology & Wissen Infotech
Work Location - Bangalore/Mumbai
Java Developer – Job Description
Wissen Technology is now hiring for a Java Developer - Mumbai with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL.
We are solving complex technical problems in the 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.
Required Skills:
- Exp. - 5+ years.
- Experience in Core Java and Spring Boot.
- Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
- Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
- Good development experience with RDBMS.
- Good knowledge of multi-threading and high-performance server-side development.
- Basic working knowledge of Unix/Linux.
- Excellent problem solving and coding skills.
- Strong interpersonal, communication and analytical skills.
- Should have the ability to express their design ideas and thoughts.
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.
Responsibilities:
- Define the code review process for the team to follow and perform code reviews.
- Design, implement, and maintain Java-based applications that can be high-volume and low-latency.
- Ensure application designs conform with business goals.
- Develop and test software & Identify and resolve any technical issues arising.
Eligibility:
- 3+ yrs of experience developing web applications using J2EE / Java.
- Possess knowledge and skills in software programming in Core Java, J2EE, Microservices-related technologies, Spring Boot, Spring MVC, Rest API, JavaScript, and XML.
- Experience developing enterprise-level web applications and RESTful APIs using Microservices.
- Experience in API Management & in using version control and CI / CD tools.
Node.js Developer Responsibilities:
- Developing and maintaining server-side network components.
- Collaborating with front-end developers on the integration of elements.
- Designing customer-facing UI and back-end services for various business processes.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
Node.js Developer Requirements:
- At least two years of experience as a Node.js developer.
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
- Knowledge of front-end technologies such as HTML5 and CSS3.
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
- Great organizational and time management skills.
- Availability to resolve urgent web application issues outside of business hours.
Job Roles and Responsibilities – Java Developer
Primary Role and Responsibility: .
· Bachelor’s degree in computers / Electronics/Any Graduate
· 3-6 years of relevant experience.
· Contribute to all phases of the development lifecycle
· 3 to 6 years of experience.
· Write well designed, testable, efficient code
· Ensure designs are compliant with specifications
· Prepare and produce releases of software components
· Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
· Work from Office
Expertise You ll Bring
· Development skills in Language and Framework
· Strong coding skills in Core Java 8.0
· Expertise in J2EE
· Spring Boot
· Spring Data JPA
· Hibernate
· Expertise in REST API development and deployment using a microservices paradigm
· A good understanding of RDBMS concepts
· Knowledge of deployment and build tools
· A good understanding of Terraform scripts (needing only minor changes / enhancements)
- Java development knowledge is a must
- Springboot preferred
- 2.AWS exposure is a must
- Engineering degree in Computer Science, Electronics and, Communication or Information Science.
- Or MCA is agreeable.
- Location: Bangalore
• Proficiency in Java,
• MYSQL database (past experience on ETL, Kafka, Spring Boot, Java J2EE,
and implementation work will be great).
- Hands-on Java Engineers, with experience building consumer-facing or enterprise applications using Java stack – Spring, Hibernate, MySQL
- Strong problem solving and analytical skills
- Strong understanding of Object-Oriented Programming concepts and Design patterns.
Do You Know? (Skills good to have)
- Exposure to building service-oriented distributed systems
- In building systems that process big data in a distributed environment, either in real-time streaming or offline batching.
- In messaging systems like Kafka, RabbitMQ, kinesis, etc.
- In real-time computation tools like Storm / Spark or Hadoop-based tools.
- In Data warehousing technologies like Redshift, BigQuery, etc.
We are looking for a highly motivated and skilled Lead Backend Developer who can understand both the engineering and business context in a technical ecosystem and manage the software development life cycle, from planning and prioritizing to testing and release. If you have hands-on experience developing large scale web applications in Java with spring, hibernate frameworks and are ready to lead a team of developers, we'd like to meet you.
Requirements
- 5+ years of software development experience including 4+ years of deep, hands on experience in building highly scalable web-based backend applications using Java and Spring ecosystem
- BE/BTech in Computer Science or a related field or equivalent practical experience
- Great problem-solving skills with solid data structures and algorithms knowledge
- Has extensively used the Spring ecosystem – Spring Boot, REST API Development, ORM tools like Hibernate
- Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
- Profound insight of Java and JEE internals (Class loading, Multi-Threading, Memory Management, Transaction management etc)
- Experience of coaching and mentoring junior developers with good delegation and time-management skills
- Implemented CI/CD in any of the projects done
- Strong understanding of Agile and Lean software development processes and practices
- Excellent knowledge and hands-on experience of Elastic Search
- Has designed relational databases; conversant with SQL
- Knowledge of Jenkins/ Docker and Devops
- Knowledge of Redis or similar technology
- Worked with some or all of these AWS services: EC2; lambda; SQS/SNS; Elastic Search, Transcoder
- Understanding and experience of building services and applications using principles of service-oriented architecture, preferable using REST or SOAP
- Contributed in the creation of end-to-end automation tests (functional or non-functional)
- Worked with WebSocket, Push notifications etc
Desired Skills
- Experience in ELK stack
- Knowledge of Video tools like FFMPEG, Wowza / Node Media Streaming
- Understanding of different video formats, streaming, CDN etc
- Understanding of Machine Learning Models, Pipelines etc









