
Greetings from Wissen Technology!
We are hiring Java Developers for Mumbai location.
Exp - 4 - 8 years
Location - Mumbai (Goregaon) - Hybrid
Notice Period - immediate or serving notice period only
Interview Process - Initial rounds virtual + Final round F2F
Software Engineer/Senior Software Engineer/Lead Engineer-Java
· Experience in Core Java 5.0 and above, Data Structures, OOPS, Multithreading, Algorithms, Collections, Unix/Linux
· Possess good architectural knowledge and be aware of enterprise application design patterns.
· Should have the ability to analyse, design, develop and test complex, low-latency client-facing applications.
· Good development experience with RDBMS
· Good knowledge of multi-threading and high volume server side development
Basic working knowledge of Unix/Linux
· Excellent problem solving and coding skills in Java
· Strong interpersonal, communication and analytical skills.
· Should have the ability to express their design ideas and thoughts.
Job Brief-
· Understand product requirements and come up with solution approaches
· Build and enhance large scale domain centric applications
· Deploy high quality deliverables into production adhering to the security, compliance and SDLC guidelines

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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🔴 Profile: Java Developer
🔷 Experience: 2+ Years
🔷 Location: Mumbai
🔷 Mode: Immediate joiners preferred
✨ What we want:
✅ Core Java expertise (Java 8+, Collections, Multithreading)
✅ Spring Framework proficiency (Spring Boot, Spring MVC, Spring Security)
✅ Database skills (MySQL, PostgreSQL, Oracle, Hibernate/JPA)
✅ Microservices architecture experience
✅ RESTful API development and integration
✅ Maven/Gradle build tools
✅ Version control (Git, SVN)
✅ Application servers (Tomcat, JBoss, WebLogic)
✅ Cloud platforms (AWS/Azure preferred)
✅ Frontend basics (HTML, CSS, JavaScript - nice to have)
✅ Testing frameworks (JUnit, Mockito)
Key Responsibilities:
● Design, develop, and maintain high-performance, scalable, and secure backend systems using Java.
● Build and maintain RESTful APIs and microservices to support application functionality.
● Collaborate closely with frontend developers to ensure smooth integration with React/Angular-based frontend systems.
● Work with both relational databases (SQL) and NoSQL databases to design data schemas, optimize queries, and maintain data integrity.
● Leverage cloud platforms (AWS, Azure, Google Cloud) to deploy, monitor, and scale applications.
● Implement and maintain containerization using Docker and Kubernetes (K8S).
● Write unit tests for both backend and frontend code to ensure code quality and reliability.
● Participate in code reviews to maintain code quality standards and mentor junior developers.
● Contribute to a culture of continuous improvement, proposing and driving best practices in backend development, testing, and deployment.
Required Skills And Experience
● Bachelors or Masters in computer science or related fields.
● 5+ years of experience in backend development, with strong expertise in Java (must-have).
● Solid experience with frontend frameworks such as React or Angular.
● Hands-on experience with RESTful APIs, Docker, and NoSQL databases (such as MongoDB, Cassandra, etc.).
● Strong experience with SQL databases (such as MySQL, PostgreSQL, etc.), including database design, optimization, and query writing.
● Familiarity with cloud platforms (AWS, Azure, Google Cloud) and Kubernetes (K8S).
● Experience in writing unit tests and understanding of test-driven development (TDD) principles.
● Strong understanding of Agile/Scrum methodologies.
Nice to Have:
● Exposure to Automation Testing Frameworks (e.g., Selenium, Cypress).
● Experience working in a SaaS (Software as a Service) environment.
● Knowledge of Agile/Scrum methodologies.
We are seeking a highly skilled Java Developer to join our team. The ideal candidate should have at least 5 years of experience in Java development and be able to work from the office.
Responsibilities:
- Develop high-quality software design and architecture using Java technology
- Produce clean, efficient, and maintainable code
- Conduct code reviews and testing to identify and fix software defects
- Collaborate with cross-functional teams to identify and solve complex software problems
- Design, develop and maintain software applications using Java technology
- Debug and troubleshoot software defects
Requirements:
- Proven experience as a Java Developer with at least 5+ years of experience
- Knowledge of web frameworks such as Spring, Hibernate, and Struts
- Familiarity with Agile methodologies and software development life cycle (SDLC)
- Experience with source code management tools such as Git or SVN
- Excellent problem-solving skills and ability to work independently
- Strong written and verbal communication skills
- Immediate joiners preferred
If you are a Java Developer with a strong work ethic and a passion for developing high-quality software solutions, we encourage you to apply.
- Java – Spring, Hibernate, Data Structures & Algorithms
• Knowledge on a Database system.
3+ years of experience in software development.
Preferably BE/B-Tech engineering degree, but not a must.
• 3 years’ experience developing server-side Java – Spring, Hibernate and REST
• Full-SDLC cycle, with large-scale live roll-out participation as a developer.
• Expert understanding of the object-oriented design and programming concepts
• Good understanding of relational and non-relational database/datastores/caches best practices and challenges
• Have a passion for quality and writing clean, solid, readable code that scales and performs well
• Proficient in Git and familiarity with continuous integration
• A team player who values collaboration, innovation, and inclusion
• Comfortable working in an Agile environment
• Strong verbal and written communication skills

We are looking for 2 - 10 years experienced Ruby on Rails and VueJS developer responsible for building
applications, including anything from complex groups of back-end micro-services to command line utilities and
data processing scripts. Your primary responsibility will be to design and develop these applications, and to
coordinate with the rest of the team working on different layers of the infrastructure. Thus, a commitment to
collaborative problem solving, sophisticated design, and building quality products is essential.
Key Duties & Responsibilities:
• Design, develop, and implement new modules and APIs for the BEAM Product
• Plan, build and launch features for our products
• Write unit, functional, and integration tests
• Estimate development tasks and meet deadline
• Collaborate with engineering, QA, and product design team members
• Scale our applications as our user base grows
Mandatory Skills & Experience:
Ability to work & develop in Linux environment
• A solid understanding of Ruby
• 5+ years of web application engineering experience with Ruby on Rails, PostgreSQL, HTML, CSS,
JavaScript, Responsive Design, Caching
• 1+ years of experience with a front-end framework (Vue.js & GIT)
• Solid 2+ plus years of web dev experience building web UI/UX interactions.
• 5+ years of experience improving the performance of Ruby on Rails applications with Memcached &
background job processing frameworks (Sidekiq, Resque etc.)
• Hands on experience in deploying applications using AWS Infrastructure using Capistrano automated
deployment.
Position – Software Engineer
Essential Job Functions:
- Develop code for system changes or new modules within company and architecture according to specifications and standards
- Participates and contribute in formal and informal code reviews
- Prepares and executes accurate unit test plans, test data, and test modules and scripts
- Documents code changes and unit test results per Best Practices
- Performs production support and troubleshooting and maintenance (defect resolution)
Required Skills:
- 3-6 years of hands-on experience
- Expert level understanding of all phases of SDLC, preferably with Agile methodology.
- Strong coding experience with Java, J2EE, SQL. Strong experience in java frameworks, especially spring framework.
- Solid experience developing with SQL queries, stored procedures, views and triggers for Oracle databases.
- Understanding of multi-tier architecture, Web based development, and Services Oriented Architecture. Experience coding REST and SOAP services.
- Excellent communication (verbal and written) and interpersonal skills. Able to step into complex situations and take responsibility.
- Solid knowledge working with version control systems like bitbucket and build tools like maven.
- Strong problem solving and conflict resolution skills.
Preferred Skills:
- Able to guide junior developers.
- Ability to learn and master internal frameworks quickly.
- Deep knowledge in writing complex unit tests.
- XML and knowledge of generating Java data binding code from XSDs
- Knowledge of Tomcat, WebSphere, WebLogic and IBM MQ
- Experience with Agile methodology.
About CapitalCloud, A Bottomline Company:
Bottomline Technologies provides collaborative payment, invoice and document automation solutions to corporations, financial institutions and banks around the world. The company's solutions are used to streamline, automate, and manage processes involving payments, invoicing, global cash management, supply chain finance and transactional documents. Organizations trust these solutions to meet their needs for cost reduction, competitive differentiation, and optimization of working capital.
Serving industries such as financial services, insurance, health care, technology, communications, education, media, manufacturing, and government, Bottomline provides products and services to approximately 80 of the Fortune 100 companies and 70 of the FTSE (Financial Times) 100 companies.
Bottomline is a participating employer in the Employment Verification (E-Verify) program EOE/AA/M/F/V/D/E-Verify Employer
Bottomline Technologies is an Equal Employment Opportunity and Affirmative Action Employer.
Zycus is looking for a passionate Technical Lead with a strong background in software engineering to build highly scalable applications that will be used by our millions of users globally. Candidates with experience working on Spring, Hibernate, Microservices, Angular/react, JMS/Rabbit MQ/Kafka, AWS Cloud and are passionate about building a product are encouraged to apply. Zycus is a Global leader and a pioneer in cognitive procurement software. Our clients are among the fortune 500 companies. We build enterprise AI procurement software product using some of the latest technologies.
In this role, you will work in developing a product which is not only recognized by Gartner as one of the top Source To Pay procurement software but is also industry's only organically-built & integrated source-to-pay suite.
Role and Responsibilities:
- Strong coding & development experience of about 9-14 years.
- Modern technology stack: Cloud, Machine Learning, Artificial Intelligence, Microservices etc.
- Experience working on Spring, Spring Boot, Hibernate, Microservices, Angular/react, JMS/Rabbit MQ/Kafka, AWS Cloud.
- Should be able to build solution which is easily scalable, high speed/ real-time performance, configurable, deploy-able and secure in SaaS environment using any open source tech stack.
- Build features and modules from scratch & Maintain existing features and modules.
- Should be able to identify, track and mitigate risks to the product.
- Ability to work independently.
Requirements
- 9-14 year's experience in Java, J2EE and associated technologies(Spring, Hibernate, Web Services, Micro Services)
- Technical Skills: Core Java, Advanced Java, J2EE, Exception handling, Collections, Oops, UML, Oracle, Jenkins, Maven & Linux
- Should be able to build solutions which is easily configurable, deploy able and secure in SaaS environment.
- Must have worked spring boot Extensively.
- Strong hands on development experience in Java, J2EE.
- Ability to lead and mentor a team of 2-3 developers.
- Should be able to identify, track and mitigate risks to the product.
- Responsible for planning product iterations & releasing iterations on schedule.
What should you have:
- Product development experience in agile environment will be a big plus though not mandatory.
- Highly Tech Savvy and hands-on.
- Strong evidence of a solution/product created ground up.
Product Development:
- Has in-depth knowledge on technology and end to end development processes.
- Has the ability to recommend new processes/alternatives to meet Product Development requirements and rolling them out.
Leadership Abilities:
- Should be able to optimize & effectively manage resources and time of the team members.
- Should be able to identify, track and mitigate risks to the product
- Should not hesitate to carry out healthy and constructive confrontation with team members, peers and managers for the benefit of Product.
Benefits
Five Reasons Why You Should Join Zycus
1. Cloud Product Company: We are a Cloud SaaS Company and our products are created by using the latest technologies like ML and AI. Our UI is in Angular JS and we are developing our mobile apps using React.
2. A Market Leader: Zycus is recognized by Gartner (world’s leading market research analyst) as a Leader in Procurement Software Suites.
3. Move between Roles: We believe that change leads to growth and therefore we allow our employees to shift careers and move to different roles and functions within the organization
4. Get a Global Exposure: You get to work and deal with our global customers.
5. Create an Impact: Zycus gives you the environment to create an impact on the product and transform your ideas into reality. Even our junior engineers get the opportunity to work on different product features.
About Us
Zycus is a pioneer in Cognitive Procurement software and has been a trusted partner of choice for large global enterprises for two decades. Zycus has been consistently recognized by Gartner, Forrester, and other analysts for its Source to Pay integrated suite. Zycus powers its S2P software with the revolutionary Merlin AI Suite. Merlin AI takes over the tactical tasks and empowers procurement and AP officers to focus on strategic projects; offers data-driven actionable insights for quicker and smarter decisions, and its conversational AI offers a B2C type user-experience to the end-users.
Zycus helps enterprises drive real savings, reduce risks, and boost compliance, and its seamless, intuitive, and easy-to-use user interface ensures high adoption and value across the organization.
Start your #CognitiveProcurement journey with us, as you are #MeantforMore
Are you curious, motivated, and forward-thinking? At FIS you’ll have the opportunity to work on some of the most challenging and relevant issues in financial services and technology. Our talented people empower us, and we believe in being part of a team that is open, collaborative, entrepreneurial, passionate and above all fun.
About the team
In today’s highly competitive private equity market, firms must not only deliver superior returns, but also respond to more stringent reporting requirements and increasing demands for information – both from within and outside their organization. Throughout the industry there is mounting pressure on organizations to do more, requiring a clear technology strategy that not only addresses the demands of today, but also enables the growth and performance of tomorrow.
What you will be doing
This position would be part of CORE product development team to work on:
- Development of new modules & functionality.
- Fixing of the production bugs for existing clients.
- Contribute in team meetings to provide suggestions or raise concerns where necessary
- Participate actively in Agile SCRUM & play the role that SCRUM team demands
- Participate in technology discussions to perform POC’s & help in scaling the application
- Provide technical guidance to other team members.
What you bring:
Knowledge / Experience
- 3-5 Years of hands-on experience on Java with knowledge of Garbage Collector, JMS, Event Based programming, Collections, Java Streams, Spring Dependency Injection Framework.
- Experience in Angular 2+.
- Experience working with Spring and Hibernate frameworks.
- Working knowledge on application Servers (WildFly)
- Strong experience in REST Web Services.
- Good knowledge in writing DB queries (Oracle, SQL Server)
- Experience working in Unix/Linux environment and proven knowledge of scripting languages
- Exposure to MQ / AMQ messaging system.
- Sound knowledge of Design Patterns
Skills
- Desired to have knowledge of JMX
- Agile – SCRUM or XP or TDD methodology preferred.
Qualifications
- Bachelor’s degree in Computer Science or equivalent
Competencies
- Fluent in English
- Excellent communicator – ability to discuss technical solutions to internal and external parties and adapt depending on the technical or business focus of the discussion
- Attention to detail – track record of authoring high quality documentation
- Organized approach – manage and adapt priorities according to client and internal requirements
- Self-starter but team mindset - work autonomously and as part of a global team
What we offer you
- A multifaceted job with a high degree of responsibility and a broad spectrum of opportunities
- A broad range of professional education and personal development possibilities – FIS is your final career step!
- A competitive salary and benefits
- A variety of career development tools, resources and opportunities
With a 50-year history rooted in the financial services industry, FIS™ is the world's largest global provider dedicated to financial technology solutions. We champion clients from banking to capital markets, retail to corporate and everything touched by financial services. Headquartered in Jacksonville, Florida, our 53,000 worldwide employees help serve more than 20,000 clients in over 130 countries. Our technology powers billions of transactions annually that move over $9 trillion around the globe. FIS is a Fortune 500 company and is a member of Standard & Poor’s 500® Index.
FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the https://www.fisglobal.com/-/media/fisglobal/files/policies/privacy/online-privacy-notice/english.pdf?la=en">FIS Online Privacy Notice.


You will:
- Build services that serve millions of users
- Build for performance, reliability, and scalability
- Design easy-to-use APIs, systems, and tools
- Work with small teams of engineers, product, design, operation and other teams
- Lead projects, achieve goals, celebrate success with your teams
What you bring:
- 5+ years as individual contributor
- Strong background in Computer Science
- Strong technical expertise in robust and scalable server platform
- Helpful experiences include Java, Python, AWS, GCP, DevOps
- Leadership at bijnis is a service - you must be influential, patient, compassionate, able to prioritize, and able to inspire
- Ability to collaborate across multiple and cross functional teams
- Strategic mindset combined with pragmatic execution, and bias for action

