
Job Opportunity-Wissen Technology-Java+Data Engineer-Mumbai
Skills required
-5+ years of software development experience.
-Excellent skills in Java and/or Scala programming, with expertise in backend architectures, messaging technologies, and related frameworks.
-Developing Data Pipelines (Batch/Streaming).Developing Complex data transformations, ETL Orchestration, Data Migration, Develop and Maintain Datawarehouse / Data Lakes.
-Extensive experience in complex SQL queries, database development, and data engineering, including the development of procedures, packages, functions, and handling exceptions.
-Knowledgeable in issue tracking tools (e.g., JIRA), code collaboration tools (e.g., Git/GitLab), and team collaboration tools (e.g., Confluence/Wiki).
Proficient in Linux/Unix, including shell scripting.
-Ability to translate business and architectural features into quality, consistent software design.
-Solid understanding of programming practices, emphasizin

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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SaaS (Mandatory)and Java, Spring boot, Azure is good go
Skills Required:
· Strong application development and design experience in highly Scalable enterprise JAVA/J2EE systems.
· Strong experience in complex application design, ability to provide solutions, design Concepts, design patterns.
· Strong understanding of Java best practices, system scalability, and performance tuning.
· Expertise in Spring (MVC, CORE, Boot, JDBC).
· Strong Knowledge of Restful services, XML, JSON are required.
· Having knowledge in Hadoop/Bigdata/ETL/Reporting systems is a plus.
Job Description
We are looking for a great Java Developer who is passionate about working in the Microsoft tech stack using Java. Your primary focus will be on developing common reusable components and implementing them following well-known best practices. You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Thus, a commitment to collaborative problem solving and an attitude to learn is essential.
Job Responsibilities:
- Designing and developing high-volume, low-latency applications for mission-critical systems and delivering high-availability and performance.
- Contribute in all phases of the development lifecycle.
- Write well designed, testable, efficient code.
- Prepare and produce releases of software components.
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
- Design and develop dockerised microservices for cloud
Required skills and experience include:
- BS in Computer Science or other field of study and applicable work experience.
- Most likely 3-5 years of experience on Java Web Development.
- Experience in developing Microservices for cloud (Azure/AWS/GCP) is preferred
- Experience in Spring Framework (Spring boot, spring Batch), Spring MVC, Microservice model, RESTful web services
- Experience in databases like SQL Server, Oracle, PostgreSQL, MySQL, MongoDB is desired.
- Should have hands-on experience on Hibernate, JPA or MyBatis or any other persistence framework.
- Must have strong teamwork orientation and the ability to foster collaboration within and across teams
- Knowledge of Maven/gradle
- Knowledge of Docker, Kubernetes
- Good Communication skills ( English)
Primary Skills(Mandatory)
Core and Advanace Java 1.8 , Web and Microservice development using java (Jsp, Servlet, Spring boot, Spring MVC), Restful Web Services, Spring framework, RDBMS (Postgres, Mssql server), Hibernate
Secondary Skills
Java script, Frontend web development - (Angular,nodejs) ( Not mandatory)
Additional Information
- Should have experience of working in any previous IT Software company
- Any additional certification will be a plus
- Comfortable working from Office.

- Challenge technical decisions and web service designs and provide inputs for improvement
- Provide qualified code (tested and documented)
- Fix issues that arise from testing/customers
- Create or update all the relevant and required technical documents (design, architecture, )
- Follow quality development rules and recommendations (unitary test, change management, build management, Software factory…)
- Perform code reviews and suggest improvements
- Work in Agile mode and Test Driven development process
- Collaborate and work closely with all stakeholders
- Hardcore developers who can write performance-based quality code and drive code
- Preferred: Java1.8, Junit, Springboot, Dropwizard, RabbitMQ, Jenkins jobs, NoSQL DB (MongoDB, Neo4j), Docker, and DevOps (Optional: Python, AWS)
- Knowledge about Secure coding guidelines, Sonarqube, Configuration Management (Perforce), Jira
- MUST have experience in Scrum/Agile SDLC
- Value Add – experience on the server side in IPTV/OTT/STB
You will play a crucial role in INCREFF’s growth journey by making our products more scalable
and by designing and developing APIs to interact with the world's best E-commerce portals.
Responsibilities:
● Responsible for developing custom integrations with big fashion and lifestyle brands
● Responsible for interacting with customers’ technical teams and will be designing
customer-specific solutions
● Responsible for solving critical technical issues which would hamper customers
operations
● Responsible for regular engagement with Customers technical team
● Responsible for designing and developing new product features
● Gaining a deep understanding of the e-commerce and fashion industry by solving very
complex problems through cutting-edge applications.
● Responsible for creating public API documentation
Requirements/Qualifications:
● 1-3 years experience in Java programming
● 1+ year of experience in Spring, Hibernate, SQL, REST
● Excellent programming and problem-solving skills
● Excellent written and verbal communication
● Process-oriented and well organized
● E-Commerce domain is a plus
● Engineering degree in Computer Science, IT, ECE
Company Summary/Why Work for Us
Click here to know more about INCREFF
BASIC QUALIFICATIONS
- At least 8+ years of IT experience most of which will have been in helping the design and implementation of the software suite/module.
- 2+ years on any Cloud Platform (AWS, Azure, Google etc).
- Bachelor’s degree in Information Science / Information Technology, Computer Science, Engineering, Mathematics, Physics, or a related field.
- Strong verbal and written communication skills, with the ability to work effectively across internal and external organizations.
- Strong programming skills in Java.
- Strong hands-on experience in integrating multiple databases like Oracle, SQL Server, PostgreSQL etc.
- Deep hands-on experience in the design, development and deployment of business software at scale.
- Customer facing skills to represent AWS well within the customer’s environment and drive discussions with senior personnel regarding trade-offs, best practices, project management and risk mitigation
- Leading/Involved in highly-available and fault-tolerant enterprise and web-scale software applications.
- Experience in performance optimization techniques
- High end Troubleshooting and Communication skills.
- Proven experience with software development life cycle (SDLC) and agile/iterative methodologies required
PREFERRED QUALIFICATIONS
- Implementing experience with primary AWS services (EC2, ELB, RDS, Lambda, API Gateway Route53 & S3).
- AWS Solutions Architect Certified
- Experience in programming languages like Java/Python.
- Demonstrated ability to think strategically about business, product, and technical challenges
- Integration of AWS cloud services with on-premise technologies from Microsoft, IBM, Oracle, HP, SAP etc.
- Experience with IT compliance and risk management requirements (eg. security, privacy, SOX, HIPAA etc.).
- Extended travel to customer locations may be required to sell and deliver professional services as needed
Required Skills:
- 2+ year of experience in Development in JAVA technology.
- Strong Java Basics
- Spring Boot or Spring MVC
- Hands on experience on Relational Databases (SQL query or Hibernate) or MongoDB (JSON parsing)
- Proficient in REST API development
- Good at problem solving
Good to Have Skills:
- 2+ years of experience in using Java
- 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 mentor ship/coaching is highly desirable.
Out of which, an experience of 1 to 2 years in Spring Boot and Microservices is mandatory
Need to have an experience working on Digital Domain or E-Commerce Domain or Travel Domain
Strong experience with Java 8, Spring and Spring Boot, Spring MVC, Spring Data
Working experience on Microservices
Version Control: Git
Strong understanding of functional/reactive programing, OOP, design
Experience on Docker and Kubernetes.
SDLC: Working experience in Agile methodology
Strong written and verbal communication skills
Strong Interpersonal skills and Time Management skills
Immediate Joiners Preferred
Within maximum 30 days notice period can also apply
Currently remote working, however, post pandemic, candidates need to relocate to any of the location given above
Skills- java , core java, J2EE, jee, spring, REST, Tomcat
Interested candidates can apply for the same
- 3+ to 6 years of hands-on coding experience in Java preferably Version 8
- Building RESTFUL services using Spring boot, Spring WS, etc
- Hands on experience in Microservices
- Data-Layer Development: MySQL, NoSQL, ORM

