
Job Title: Senior Software engineer / Principal Engineer
Experience range:-8+ Years
Location:- Pune/ Mumbai
Experience :
The candidate should have experience with design and development in Java. Experience in multithreading, algorithm, data-structure, database and collection is mandatory.
Requirements:
- Very strong core Java/Spring developer
- Decent experience in implementing observability (monitoring/alerts) for Java apps
- Capable of working with scripting languages.
- Skills Required: Java, Core Java, Data Structures, OOPS, Multithreading, Algorithms, Collection Framework, Java/J2EE, Hibernate, Spring, Spring Boot, Microservices, Restful Services ,SQL

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
Similar jobs
Job Title: Java Developer
Location: Mumbai
Job Type: Full-Time
Experience Level: 4- 8 years
Job Overview:
We are looking for a highly skilled Java Developer to join our development team. As a Java Developer, you will be responsible for designing, developing, and maintaining robust Java applications that meet high standards of performance and reliability. The ideal candidate will have strong analytical skills, excellent problem-solving capabilities, and a deep understanding of Java and its ecosystem.
Key Responsibilities:
- Design, develop, and maintain reliable Java applications.
- Collaborate with cross-functional teams to analyze requirements and translate them into technical solutions.
- Write clean, efficient, and scalable code.
- Develop and integrate APIs and web services.
- Conduct software analysis, testing, and debugging.
- Optimize application performance, scalability, and security.
- Participate in code reviews and contribute to best practices.
Required Skills:
- Proficiency in Java and Java EE (Enterprise Edition).
- Strong understanding of Object-Oriented Programming (OOP) concepts.
- Experience with Spring Framework (Spring Boot, Spring MVC) and Hibernate.
- Familiarity with RESTful API design and development.
- Knowledge of SQL and database management systems like MySQL, PostgreSQL, or Oracle.
- Experience with version control systems like Git.
- Familiarity with build tools like Maven or Gradle.
- Solid understanding of application security, data protection, and performance optimization.
About the Company:
We are a Series A funded Indonesian online group buying platform that helps people connect with like minded people who want to buy the same item/product at a discounted price. The team is spread across India and Indonesia, and is led by experienced founders who have founded, set-up, scaled and exited businesses across India and Indonesia. We have raised our first round of funding, and are growing extremely fast. We are actively looking for Full Stack developers to join our team.
Job Duties and Responsibilities
We are looking for an experienced full-stack engineer to implement both back-end and front-end software solutions to serve both internal and external customers. The position entails working in an agile team to develop Java- and React-based projects that support our system.
- Design, implement and test full-stack solutions using Java, Spring and React
- Design robust spring system that can support 2-5mil users.
- Work alongside other team members to integrate various components into finished product
- Work closely with product owner to create stories
- Continuously create new and interactive features that would help to improve user experience and user engagement.
- Assist with troubleshooting of issues as needed
- Participate in the design and architecture of software solutions
- Assist in developing and maintaining continuous integration pipelines
Salary range : 15 lpa - 30 lpa or more depending on candidate experience.
Skills required :
You will be best qualified if you have experience with several (not all) of the following:
- JAVA
- Python (Flask and Django)
- Spring/Spring Boot
- React
- Hibernate
- Linux
- REST
- Kafka
- Mysql
- AWS
- ELK Stack (Elasticsearch)
- CI/CD Pipelines
Qualifications:
- 2+ years of experience in Java based technologies
- 1+ years of experience in Python
- Experience in designing databases and system architecture
- 1+ years of experience in Front end technologies like HTML, CSS, JavaScript and ReactJs
Why join us?
- You will get to work with an experienced team who has worked in multiple startups.
- Experimenting is the name of the game. And POCs are the snacks that fuel them.
- Grow with us. It is a family
- Gain exposure to two of the fastest growing markets in the world - South East Asia and Social Commerce
Job Role:
As a senior R&D Java Engineer, you will work in a highly collaborative, dynamic environment. Your work will impact a lot to make world bit safer place. You’ll design creative solutions to problems faced by companies due to cyber attacks. You will work closely with other partners such as product and pre-sales managers, UI developers, and other software engineers to develop new product offerings and improve the efficiency of the solution.
Responsibilities:
- Develop, modify, and implement, the software components of Nimesa Product.
- Assist QA Engineers with the creation and review of the test cases
- Write junits and test automation if anything required to have the coverage
- Assist other Engineers with the creation of detailed software design specifications.
- Keep an eye out for technology trends, and open-source projects that can be used.
Requirements:
- Bachelor's or Master's degree in computer science or relevant fields.
- At least 3+ years experience in end-end software development for large design and coordinating project teams in the SaaS industry.
- Software development experience with Java and Spring / Springboot, RabbitMQ, MYSQL etc
- Must have worked on fairly complex products from scratch
- Strong knowledge of data structure, multithreading and other comp science concepts (SQL or NoSQL)
- Excellent social and communication skills
- Demonstrated expertise in building Web Applications, Enterprise Applications, Web Services, and Management at scale is a requirement.
- Experience with Design patterns
- Knowledge of cloud-based architectures, deployment and operational aspects of Amazon Web Services cloud
Responsibilities:
- Experience and working knowledge of Java 8, Hibernate, Spring Boot, Microservices and REST API is mandatory
- Expert understanding of the object-oriented design and programming concepts
- Strong problem solving skills, data structures and algorithms and multithreading
- Good understanding of AWS and cloud-native technologies
- Knowledge of AWS services - RDS, DynamoDB, Elastic Search, Kinesis. Experience of working with AWS SDK is preferred.
- Good understanding of CI/CD and Jenkins pipeline
- Experience of writing unit tests using Junit/Mockito
- Knowledge of Integration Testing framework like Cucumber is required.
- Proficient in Git commands and branching concepts
What you will do:
- Playing a part in defining software architectures – collaborate with leads to explore existing systems, determine areas of complexity, uncover potential risks to successful implementation, and learn the applications’ capabilities.
- Implementing solutions as per technical design for new features and changes to existing components.
- Participating in the full development lifecycle of new functionality and enhancements to existing applications.
- Committing to producing high quality, highly performing and robust software within agreed time estimates and to agreed quality standards.
- Managing all stakeholder expectations.
- Working alongside global teams.
- Taking responsibility for successful delivery.
- Being able to work in a fast paced Agile/SCRUM environment.
- Following coding standards, building appropriate unit tests, integrating tests and deployment scripts.
- Assisting in defining software architectures – Collaborating with leads to explore existing systems, determining areas of opportunities.
- Translating designs and style guides provided by the Design team into functional user interfaces, ensuring cross browser compatibility and performance.
- Contributing to continual improvement by suggesting improvements to user interface, software architecture or new technologies.
Immedite joining/Notice period upto 30 days
WFH till the end of Pendimic
Gurgaon Location
Roles & Responsibilities:
● Invent, design and build software that is stable and performant
● Primary role will be quality and timely delivery of the application/ feature/ module your team
will be working on
● Adopt and execute good design philosophy and code writing practices
● Ensure the code goes through rigorous tests and quality checks before deployment
● Work with other software engineers and database engineers to set excellent development
practices and deliver innovative changes in new and existing products
● Be hands-on technical, thus, leading by example using web, mobile and database
technologies
● Work on project ideas with customers, stakeholders and peers
● Be actively involved in code review process, design discussions, team planning
Minimum Qualifications:
● Bachelor's degree in Computer Science, Software Engineering, or a related technical
discipline
● 5-7 Years of Experience
● Expertise in software design and development
● Proficiency with at least one Object Oriented language (e.g. Java)
● Have knowledge about Computer Science fundamentals in object-oriented design, data
structures, algorithm design, problem-solving, and complexity analysis
● A strong track record of project delivery for large, cross-functional projects
● Experience with building high-performance, highly available and scalable distributed systems
● Experience with API Design, ability to architect and implement an intuitive customer and
third-party integration story
● Ability to think and analyse both breadthwise (client, server, DB, control flow) and depth-wise
(threads, sessions, space-time complexity) while designing and implementing services
1 Bachelor’s / Masters’ degree from a reputed university
2 Technical certifications in Java is a good to have. Other programming certifications and
experience e.g., Python or C# is a plus.
3 Years of experience: 4-7 years for Senior Developer and 0-3 years for Developer
Technical Competencies
1 Hands on experience in writing software applications, in particular server side and backend
applications. Web development expertise is a plus.
2 Software development expertise
• Server technologies – Java based application development. Familiarity with various
Java based development frameworks. Spring development experience is a plus.
• Database technologies - Knowledge and familiarity with SQL. Experience with MySQL
as well as NoSQL databases such as MongoDB is a plus.
• Cloud technologies – Experience in building applications on cloud platforms,
especially on MS Azure, including familiarity with Cloud APIs, is a plus.
• Web technologies – Experience building web applications with JavaScript, CSS,
HTML, and expertise with frameworks such as Angular, Express, Node and others
3 Experience in agile software development and development in sprints
Requirements:
- Solid experience in Java or Golang
- Good to have exposure to ML
- Should have experience in cloud computing
- Has an ability to quickly learn and contribute in multiple codebase
- Overcomes roadblocks and requires minimal oversight
- Takes initiatives to fix issues/tech debts before assigned to him/her
- Able to deep dive into codebase and advise QA of possible regression impact
- Communicates tech decisions through design docs and tech talks
- Has delivered projects with end-to-end accountability
- Keeps track of industry trends and introduces right tech/tools for a given job
- Excellent understanding of software engineering practices, Design Patterns, Data Structures, Algorithms
- 4+ years of experience in product driven organisation
- A Bachelors or Masters degree in engineering from a reputed institute (preferably IITs, NITs, or other top engineering institutes)
Required Skills
- As a Senior Core Java Developer, you will have a range of responsibilities from shaping and implementing strategic products to ensuring that company stays on the leading edge of technology
- You will have generic capabilities across application development stack and strong technical expertise in one / two application layers
- Excellent working knowledge of the following technologies:
- Implementation exp (hands-on) on Server Side Java technologies (Core Java, Multithreading, Concurrent API’s, Executor services, collections, concurrent packages, DS/Algo, design patters/principles, basic data case, Junit/agile)
- Design Patterns
- SQL and Relational Databases such as DB2
- Hands-on experience on Spring and Hibernate











