SDE3

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

Job Description

· Design technical specifications for RPA (Uipath) that meets the requirements and handled all the non functional requirements of concurrency, scalability, security requirements, restart and recovery.

· Develops and configures automation processes as per the technical design document to meet the defined requirements. Works on the coding the more complicated automations or reusable components, and delegates and mentors junior developers for the less complex components.

· Develops new processes/tasks/objects using core workflow principles that are efficient, well structured, maintainable and easy to understand.

· Complies with and helps to enforce design and coding standards, policies and procedures.

· Ensures documentation is well maintained.

· Ensures quality of coded components by performing thorough unit testing.

· Works collaboratively with test teams during the Product test and UAT phases to fix assigned bugs with quality.

· Reports status, issues and risks to tech leads on a regular basis

· Improves skills in automation products by completing automation certification.

· Mentors junior developers and performs code reviews for quality control.

Qualifications

Bachelor degree in Engineering / Computer Science

Additional Information

· 5- 8 years of IT experience and having good understanding of programming concepts. Should be from a programming background on any coding language (.Net, Java).

· Working experience in RPA for a minimum of 2 years and having project experience of a minimum 3 RPA implementations.

· Understands development methodology and lifecycle

· Should be trained on RPA tools (Uipath).

· Self-motivated, team player, action and results oriented.

· Well organized, good communication and reporting skills.

Job Summary:

We are looking for a skilled and experienced Java Developer to join our team. As a Java Developer, you will be responsible for developing and maintaining our applications using Java, Spring framework, and other related technologies. The ideal candidate should have a strong understanding of object-oriented programming principles, as well as experience with a variety of technologies such as SQL, NoSQL, and cloud computing.

Responsibilities:

• Design, develop, and maintain our applications using Java, Spring framework, and other related technologies
• Write clean, efficient, and optimized code for applications
• Collaborate with cross-functional teams to understand user requirements and deliver high-quality solutions
• Develop and maintain backend systems using Spring framework
• Work with databases, including SQL and NoSQL
• Ensure code quality and maintain documentation
• Troubleshoot and debug applications
• Stay updated with emerging trends and technologies in Java development
• Work with other teams to deploy and maintain applications

Requirements:

• 3-7 years of experience in Java development
• Strong understanding of object-oriented programming principles
• Experience with Java, Spring framework, and related technologies
• Familiarity with databases, including SQL and NoSQL
• Knowledge of cloud computing is a plus
• Excellent problem-solving and debugging skills
• Strong communication and collaboration skills
• Ability to work independently and as part of a team
• Bachelor's degree in computer science or a related field

Key Skills:

• Strong proficiency in Java programming language
• Experience with Spring framework, including Spring Boot and Spring MVC
• Familiarity with cloud platforms such as AWS, GCP, and Azure
• Experience building RESTful APIs
• Knowledge of microservices architecture
• Familiarity with SQL and relational databases such as MySQL and Postgres
• Familiarity with NoSQL databases such as MongoDB and Redis
• Experience with messaging systems such as Kafka and RabbitMQ
• Experience with containerization tools such as Docker and Kubernetes
• Understanding of software development principles and experience with SDLC methodologies
• Experience with Git version control and build tools such as Maven and Gradle
• Familiarity with front-end technologies such as Angular and React is a plus
• Strong problem-solving and analytical skills
• Good communication and interpersonal skills
• Ability to work independently and take ownership of tasks
• Experience with test-driven development and unit testing frameworks such as JUnit and Mockito
• Familiarity with CI/CD tools such as Jenkins is a plus
• Familiarity with caching technologies such as Redis is a plus
• Working knowledge of design patterns and software architecture principles is a plus.

• Developing front end website architecture.
• Designing user interactions on web pages.
• Developing back-end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.

• Degree in computer science.
• Strong organizational and project management skills.
• Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
• Familiarity with JavaScript frameworks such as Angular JS, React, and Amber.
• Proficiency with server-side languages such as Python, Ruby, Java, PHP, and .Net.
• Familiarity with database technology such as MySQL, Oracle, and MongoDB.
• Excellent verbal communication skills.
• Good problem-solving skills.
• Attention to detail.

Experience :- 5 +  years

Location :- Bangalore,Hyderabad

•       5 + years of experience in Core  Java, , Spring Boot, Microservices   (Mandatory skills) + AWS added advantage

        Experience building scalable backend systems using REST APIs & NoSQL databases

•       Computer Science fundamentals in algorithm design, problem solving

•       Awareness of Amazon build tools and processes is a big plus

About us:

Siply helps underserved masses inculcate savings behaviour to build a more productive and financially secure country. Our Vision is to build the Digital Bank for 40 Crore Underserved Indians.

Company Link - https://siply.in/">https://siply.in/

About the Role:

This is the Senior role where you will build systems and infrastructure to enable seamless user experience across all our offerings in the space of Micro-Savings, Micro-Credit, Micro-Insurance, and associated Value-Added Services. You will power the user experiences on the App and translate complex technical issues into Business opportunities.

Responsibilities:

• Build the architecture for our Product platforms and take ownership for deliverables.
• Good Understanding of all stage of software development and also mentoring team.
• Design some of the most advanced & complex software systems / products in the industry.
• Determine technical feasibility of medium to low complexity features or solutions by evaluating problem, possible solutions and technology requirements.
• Exercise judgement in prioritizing tasks and selecting methods and techniques for obtaining solutions.
• Collaborate and work closely with Engineering, Product and Design team.

Requirements:

• 4 to 7 years of experience in software product development.
• Degree in Computer Science or related field from top tier universities is preferred.
• Excellent abstraction, coding and system design skills.
• Strong hands-on technology experience building and running large scale systems handling multi-million sessions/transactions per day.
• Strong experience in large scale Database systems like rdbms & NoSQL stores.
• Excellent programming skills in Java/GO/NodeJS and expertise in multi- threading and performance-oriented programming.

Join us to be a part of our Growth Journey!

Responsibilities

• Build and mentor the platform team at Checko.
• Own the design, development, testing, deployment, and craftsmanship of the team’s infrastructure and systems capable of handling massive amounts of requests with high reliability and scalability
• Leverage the deep and broad technical expertise to mentor engineers and provide leadership on resolving complex technology issues
• Entrepreneurial and out-of-box thinking essential for a technology startup
• Guide the team for unit-test code for robustness, including edge cases, usability, and general reliability

Requirements

• Must have design, development, testing, deployment of systems capable of handling massive amounts of requests with high reliability and scalability
• Must have strong command in writing production-level code in Java or Python including skills in debugging, performance analysis/optimization and memory usage optimization
• Must have worked with real-time web/mobile applications and event-driven architectures
• Must have experience working with relational and non-relational databases and understanding their data models and performance tradeoffs.
• Must have solid engineering principles and a clear understanding of data structures and algorithms
• Should have knowledge of service-oriented architecture, caching techniques, micro-services, and distributed systems
• Should have basic understanding of C++/reactJS/Angular/Node

Desired Skills and Experience

Algorithms, debugging, performance optimization on low-end processors, data structures, REST, service-oriented architecture.

• Provide objective guidance without personal or political considerations.
• Pitching ideas for projects based on gaps in the market and technological advancements.
• Rolling out fixes and upgrades to software, as needed.
• Securing software to prevent security breaches and other vulnerabilities.
• Setting up a continuous build environment to speed up software development and deployment process.
• Architecting overall, comprehensive, and efficient practices.
• Guiding developers and operation teams in case of an issue.
• Monitoring, reviewing, and managing technical operations.

Requirements:

• Degree in Computer Science, Information Systems, or related field.
• Previous experience working on a 24x7 cloud or SaaS operation team.
• Spring Boot Java 8, Spring Core, Spring Boot, Spring MVC, Swagger, Tomcat 8, Maven, Jenkins, SVN, GIT, Postman/Newman, RESTful Services, Containers.
• Experience with infrastructure management and monitoring.
• Proven in developing, implementing, and providing solutions to the given problem in all Java technologies.
• Proficient in stitch-together end-to-end application starting from front-end web development, back-end development, middleware integration, and persisting data in no SQL or DBMS databases.
• Ability to work independently and as part of a team.

• Good academic qualifications
• Experience in developing web applications using Java, Spring, Hibernate, DWR, JSP
• Knowledge in Oracle Database concepts
• Sound knowledge in the following is a must
  o Hibernate
  o Spring
  o Oracle & MongoDb
  o HTML & CSS
  o Javascript
  o Jquery
  o Angular 4
  o Node JS
  
  Knowledge of Japer Reports will be an added advantage
• Good communication skills and be a good listener
• Problem solving skills
• Willingness to learn and do all development activities including quality assurance
• Team player