Java Backend Engineer

Job Title : Python Django Developer

Experience : 3+ Years

Location : Gurgaon Sector - 48

Working Days : 6 Days WFO (Monday to Saturday)

Job Summary :

We are looking for a skilled Python Django Developer with strong foundational knowledge in backend development, data structures, and operating system concepts.

The ideal candidate should have experience in Django and PostgreSQL, along with excellent logical thinking and multithreading knowledge.

Main Technical Skills : Python, Django (or Flask), PostgreSQL/MySQL, SQL & NoSQL ORM, Microservice Architecture, Third-party API integrations (e.g., payment gateways, SMS/email APIs), REST API development, JSON/XML, strong knowledge of data structures, multithreading, and OS concepts.

Key Responsibilities :

• Write efficient, reusable, testable, and scalable code using the Django framework
• Develop backend components, server-side logic, and statistical models
• Design and implement high-availability, low-latency applications with robust data protection and security
• Contribute to the development of highly responsive web applications
• Collaborate with cross-functional teams on system design and integration

Mandatory Skills :

• Strong programming skills in Python and Django (or similar frameworks like Flask).
• Proficiency with PostgreSQL / MySQL and experience in writing complex queries.
• Strong understanding of SQL and NoSQL ORM.
• Solid grasp of data structures, multithreading, and operating system concepts.
• Experience with RESTful API development and implementation of API security.
• Knowledge of JSON/XML and their use in data exchange.

Good-to-Have Skills :

• Experience with Redis, MQTT, and message queues like RabbitMQ or Kafka.
• Understanding of microservice architecture and third-party API integrations (e.g., payment gateways, SMS/email APIs).
• Familiarity with MongoDB and other NoSQL databases.
• Exposure to data science libraries such as Pandas, NumPy, Scikit-learn.
• Knowledge in building and integrating statistical learning models.

Job Title: Java Developer

Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore 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. - 4 to 14 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 clientfacing 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.

Company Name – Wissen Technology

Group of companies in India – Wissen Technology & Wissen Infotech

While you may already know about Wissen and the company history, here is a quick rundown for you.

About Wissen Technology:

·        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. We help clients build world class products.

·        Our workforce has 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 has grown its revenues by 400% in these five years without any external funding or investments.

·        Globally present with offices 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.

·        Wissen Technology has been certified as a Great Place to Work®.

·        Wissen Technology has been voted as the Top 20 AI/ML vendor by CIO Insider in 2020.

·        Over the years, Wissen Group has successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies.

·        We have served client across sectors like Banking, Telecom, Healthcare, Manufacturing, and Energy. They include likes of Morgan Stanley, Goldman Sachs, MSCI, StateStreet, Flipkart, Swiggy, Trafigura, GE to name a few.

Job Title: Software Developer

Experience: 4–6 Years

Location: Pune / 3 days' work from Office.

Employment Type: Full-Time

Job Summary

We are looking for a highly skilled Java Developer with strong experience in Java application development, Kubernetes, and CI/CD pipelines. The ideal candidate should have hands-on experience in building scalable backend applications, working with microservices architecture, and deploying applications in containerized cloud environments.

Key Responsibilities

• Design, develop, test, and maintain scalable Java-based applications.
• Develop RESTful APIs and microservices using Java frameworks.
• Build and deploy containerized applications using Docker and Kubernetes.
• Design, implement, and maintain CI/CD pipelines for automated build, testing, and deployment.
• Collaborate with DevOps, QA, and product teams to ensure smooth software delivery.
• Monitor application performance and troubleshoot production issues.
• Write clean, maintainable, and reusable code following coding standards and best practices.
• Participate in code reviews, technical discussions, and architecture decisions.
• Optimize application performance, security, and scalability.

Required Skills

• Strong experience in Java development
• Hands-on experience with Spring / Spring Boot
• Good understanding of Microservices Architecture
• Strong knowledge of Kubernetes (K8s) and container orchestration
• Experience with CI/CD tools such as Jenkins, GitHub Actions, GitLab CI, or Bamboo
• Experience with Docker / Containerization
• Strong knowledge of REST APIs
• Good understanding of SQL / Databases
• Experience with Git version control
• Strong debugging and problem-solving skills

Good to Have

• Cloud platform exposure: AWS / Azure / GCP
• Monitoring tools: Grafana, Prometheus, Datadog
• Messaging systems: Kafka / RabbitMQ
• Scripting knowledge: Shell / Python
• Exposure to Agile / Scrum environment

Preferred Background

• Experience working in BFSI, FinTech, Credit Risk, Lending, or Enterprise Product Development environments.
• Ability to work independently and mentor junior developers.

Work Model: Hybrid (3–4 days from Pune office)

• Strong experience in Core Java, Multi-Threading, data structures (List/Map/Set) and unit testing with (Junit, Mockito)
• Strong experience with Spring Framework (Spring MVC, Spring REST, Spring Data), ORM frameworks (JPA, Hibernate) and RDBMS (Oracle/MySQL/Postgres)
• Strong experience in applying Object-Oriented design principles and Design Patterns
• Good knowledge of Multi-Tier architecture, Micro Services architecture and Service Oriented Architecture 
• Exposure to AWS Cloud, NoSQL Database (Mongo, Cassandra), Message Broker (Active
• MQ/RabbitMQ/Apache Kafka) and Big Data Technologies (Hadoop/Hive/Spark)
• Additionally, must possess capability to review code, produce technical specification document
• and knowledge of code quality tools (PMD/FindBugs/Sonar)

Job Description:

• Experience in Core Java, Spring Boot.

• Experience in microservices.

• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.

• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.

• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2

• Good knowledge of multi-threading

• Basic working knowledge of Unix/Linux

• Excellent problem solving and coding skills in Java

• Strong interpersonal, communication and analytical skills.

• Should be able to express their design ideas and thoughts. 

·What You will do

● Create beautiful software experiences for our clients using design thinking, 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 have a positive impact on the industry.

Basic Qualifications

● Experience: 4+ years.

● Hands-on development experience in backend, Java, SprintBoot, Hibernate, SQL, MongoDB, Jenkins, Microservices etc...

● Server-side development experience mainly in JAVA.

● Passion for software engineering and follow 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

Job Description: Java Full Stack Developer 

Skills 

Primary 

• Java, J2EE, Spring MVC 
• Hibernate or other ORM 
• Web technology and security, REST framework 
• Any one UI technology and ready to learn a new one. 
• Database knowledge (MySQL, Oracle, Postgres) 
• Unit testing frameworks 
• Version Control (Eg., Git) 

Good To Have 

• JQuery, XML, HTML5, AngularJS/Angular and other UI technology
• Shell Scripting 
• Python 

Key Responsibilities 

• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
• Stay up-to-date on emerging technologies 

Requirements 

• 2 to 5 years of work experience as a Java Developer or similar role 
• BS/MS degree in Computer Science, Engineering or a related subject 
• Proven hands-on Software Development experience
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE platforms
• Object Oriented analysis and design using common design patterns. 
• Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management etc)
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
• Experience in developing web applications using at least one popular web framework
•  Experience with test-driven development

Job Benefits and Compensation 

• WebShar offers a very competitive salary depending on experience 
• 24 days paid vacation each year (CL, PL, SL), earned at a rate of 2 days per month. 
• MacBook Pro 
• Flexible time / and availability to work from home from time to time 
• Medical insurance 
• Team outing and lunches, 
• Reimbursement as per HR policies 

○ Internet reimbursement upto 1500 

○ Commutation reimbursement upto 6000 

○ ISD reimbursement