Java Developer

Company Name – Wissen Technology

Group of companies in India – Wissen Technology & Wissen Infotech

Work Location - Senior Backend Developer – Java (with Python Exposure)- Mumbai

Experience - 4 to 10 years

Kindly revert over mail if you are interested.

Java Developer – Job Description

We are seeking a Senior Backend Developer with strong expertise in Java (Spring Boot) and working knowledge of Python. In this role, Java will be your primary development language, with Python used for scripting, automation, or selected service modules. You’ll be part of a collaborative backend team building scalable and high-performance systems.

Key Responsibilities

• Design and develop robust backend services and APIs primarily using Java (Spring Boot)
• Contribute to Python-based components where needed for automation, scripting, or lightweight services
• Build, integrate, and optimize RESTful APIs and microservices
• Work with relational and NoSQL databases
• Write unit and integration tests (JUnit, PyTest)
• Collaborate closely with DevOps, QA, and product teams
• Participate in architecture reviews and design discussions
• Help maintain code quality, organization, and automation

Required Skills & Qualifications

• 4 to 10 years of hands-on Java development experience
• Strong experience with Spring Boot, JPA/Hibernate, and REST APIs
• At least 1–2 years of hands-on experience with Python (e.g., for scripting, automation, or small services)
• Familiarity with Python frameworks like Flask or FastAPI is a plus
• Experience with SQL/NoSQL databases (e.g., PostgreSQL, MongoDB)
• Good understanding of OOP, design patterns, and software engineering best practices
• Familiarity with Docker, Git, and CI/CD pipelines

Work Location: Bangalore

Job Type: Full-time

Experience Level: 5-10 years

Job Description:

We are looking for a talented Java Developer with a strong background in multithreading, microservices , Spring Boot, data structures and algorithms, and SQL, specifically within the banking sector. The ideal candidate will be responsible for designing and implementing high-performance applications that cater to our financial services.

Key Responsibilities:

• Develop and maintain robust, scalable Java applications using Spring Boot.
• Implement multithreading concepts to enhance application performance and responsiveness.
• Design and optimize data structures and algorithms for efficient data processing.
• Collaborate with business analysts and stakeholders to understand requirements and translate them into technical solutions.
• Write complex SQL queries and optimize database interactions to ensure high performance.
• Conduct code reviews and contribute to team best practices and standards.
• Troubleshoot and resolve issues in a timely manner, ensuring minimal impact on business operations.
• Stay updated with the latest trends in Java development and banking technology.

Required Qualifications:

• Bachelor’s degree in computer science, Information Technology, or a related field.
• Proven experience as a Java Developer, added advantage in the banking or financial services domain.
• Strong proficiency in Java, with a deep understanding of multithreading concepts.
• Hands-on experience with the Spring Boot framework and Microservices
• Solid understanding of data structures and algorithms and their application in solving complex problems.
• Proficient in SQL and experience with relational database management systems (e.g., Oracle, MySQL).
• Strong analytical and problem-solving skills, with the ability to work under pressure.
• Excellent communication skills and the ability to work

If interested, Kindly drop cv in linkedIn: linkedin.com/in/ranjini-c-n-36b674131

Job Title: Backend Developer

Job Description: We are seeking a skilled Backend Developer to join our dynamic team. The ideal candidate will be responsible for designing, implementing, and maintaining the server-side logic, databases, and APIs of our applications. Key responsibilities include collaborating with cross-functional teams to develop scalable and efficient backend systems, troubleshooting and resolving issues, and staying updated on industry trends. Proficiency in programming languages such as Python, Java, or Node.js, along with experience in database management and API development, are essential for success in this role. Strong problem-solving skills, attention to detail, and a passion for creating robust and high-performance backend solutions are highly valued.

Requirements:

Proficiency in one or more backend programming languages (e.g., Python, Java, Node.js)

Experience with database management systems (e.g., MySQL, PostgreSQL, MongoDB)

Knowledge of RESTful API design and development

Familiarity with cloud services (e.g., AWS, Azure) is a plus

Strong problem-solving and troubleshooting skills

Collaborative mindset with excellent communication skills

Ability to work in a fast-paced and dynamic environment

Technical skills required:

Skills: Java 8 and above, Rest Web services, MySQL.

Strong background in Core Java and good knowledge of collection Framework.

Proficient in developing high-performance, less memory-intensive micro-services applications using the Java framework.

Should have deep knowledge of Micro-service development.

2.       Proficiency with fundamental front-end languages such as HTML, CSS.

3.       Familiarity with JavaScript frameworks such as Angular JS, React, and Amber.

4.       Proficiency with server-side languages such as Python / Ruby / Java / PHP/ .Net.

5.       Good Understand with database technology such as MySQL, Oracle, and MongoDB.

Biddano  is seeking for an analytical, result driven, multi-skilled candidate  for design for the position of Backend Developer. He/She will be responsible for  programming languages and tools to analyze current codes and industry developments, formulate more efficient processes, solve problems and create a more seamless experience for users.

 The ideal candidate will have strong personal accountability for results, strong commitment to teamwork in support of the company's success, adherence to ethical business practices, and comfort operating in a start-up environment with an ability to prioritize and drive actions to closure.

a start-up environment with an ability to prioritize and drive actions to closure.

Backend Developer

Responsibilities:

• Participate in the entire application lifecycle, focusing on coding and debugging
• Write clean code to develop functional REST APIs Using Django/Python or NodeJs
• Troubleshoot and debug applications
• Perform unit test cases to optimize performance
• Manage cutting-edge technologies to improve legacy applications
• Collaborate with Front-end developers to integrate user-facing elements with server side logic
• Gather and address technical and design requirements
• Provide training and support to internal teams
• Build reusable code and libraries for future use
• Liaise with developers, designers and system administrators to identify new features
• Follow emerging technologies

Skills Required:

• Proven work experience as a Back-end developer
• In-depth understanding of the entire web development process (design, development and deployment)
• Hands on experience with programming languages like Python (Required), typescript(Required),  Java.
• Working knowledge of CMS framework
• Familiarity with back-end languages (e.g. HTML, JavaScript and CSS)
• Excellent analytical and time management skills
• Backend:
• Django/DjangoREST, Python (Prefered) or NodeJs. 
• Good experience of microservices. 
• Hosting and Deployment Solutions:
• Good understanding of AWS which includes(All required):
• Good expertise in Linux.
• EC2 instance management.
• Scalability (Horizontal or Vertical) which includes autoscaling.
• Proper use of S3 for static file management. 
• SNS or AWS email service.
• AWS resource cost optimization. 
• Proper knowledge of Load Balancers.
• Teamwork skills with a problem-solving attitude

Experience :

• Minimum 4-7 years of  experience as a Backend Developer 
• B.tech Computer Science, Engineering or similar relevant field