

Job Title: Full Stack Developer – Java + React
Location: Bangalore
Experience: 10 to 14 Years
Job Summary:
We are looking for a skilled Full Stack Developer with strong experience in Java (backend) and React.js (frontend) to join our dynamic engineering team. The ideal candidate will have hands-on experience in building scalable web applications, RESTful services, and responsive UI components.
Key Responsibilities:
- Develop and maintain scalable backend services using Core Java / Spring Boot
- Design and implement responsive, high-quality front-end interfaces using React.js
- Integrate backend APIs with frontend components seamlessly
- Collaborate with product managers, architects, and QA to deliver quality software
- Ensure code quality through unit testing, code reviews, and performance tuning
- Troubleshoot and debug production issues as needed
Key Skills Required:
Backend:
- Strong programming skills in Core Java, Java 8+
- Experience with Spring Boot, RESTful APIs, Microservices architecture
- Good understanding of JPA/Hibernate, and SQL/NoSQL databases
Frontend:
- Proficient in React.js, JavaScript (ES6+), HTML5, CSS3
- Experience with Redux, React Hooks, and component-based architecture
- Familiarity with front-end build tools (Webpack, Babel, NPM)

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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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 7 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 client facing 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. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ 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 offers 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. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.


Sharepoint Developer
Job Description
- Meeting with the client and internal team to review website and application requirements.
- Setting up project completion timelines with client and tracking it to closure.
- Configuring the company SharePoint systems to specified requirements.
- Developing new web components using XML, .NET, SQL, and C#.
- Designing, coding, and implementing scalable applications.
- Extending SharePoint functionality with forms, web parts, and application technologies.
- Testing and debugging code, troubleshooting software issues.
- Reviewing website interface and software stability.
- Maintaining and updating SharePoint applications.
- Prepare Solution Design Documentation of projects.
- Providing systems training to staff and customers.
- Reporting - Dashboard, Growth Report, All Project Reports MTD, QTD, YTD wise
- Collect the Data from Project Team to analyze it daily or monthly basis
- Expertise in MS Office and Report Generation
- Work very closely with teams across delivery locations and client
- SharePoint and VBA skills
- To be willing to work in US shifts
- Perform requisite MIS (Count sheets, internal & external reporting)
- Adhere to reasonable operational requests from the management
- Expert in managing new SharePoint sites with approval workflow and maintenance of the existing sites.
- High-level coding skills.
- Ability to solve complex software issues.
- Detail orientated.
- Self-motivated.
Roles and Responsibilities
1. Ability to work on diverse backend stack such as Node JS, Express JS
2. Ability to work on diverse frontend stack such as Meteor JS, React JS, HTML5, CSS3
3. Ability to deliver quick POC’s using cutting edge technologies.
4. Preparing reports, manuals and other documentation on the status, operation and maintenance of software.
5. Design, develop, and unit test applications in accordance with established standards
6. Developing, refining, and tuning integrations between applications. Analyzing and resolving technical and application problems.
7. Ability to debug the application.
8. Should have complete knowledge of developing RESTful Services.
9. Should be able to also work in agile development methodology.
10. Work with designated JavaScript framework to design, develop, and debug web applications
11. Work with the team to manage, optimize, and customize multiple web applications
12. Manage end to end module lifecycle management of the product
13. Push and pull codes via Git repository
Competency Requirements
- Experience in NodeJS and development using MeteroJS
- Experience in front end frameworks - Meteor JS
- Experience in client/server application development
- Knowledge of agile development methodologies
- Knowledge of unit testing theory
- Knowledge of AWS cloud
- Knowledge of other frontend frameworks like ReactJS, AngularJS will be an advantage


Title: Product Development Engineer II- BillMe (Razorpay)
About Razorpay :
Razorpay is a rapidly growing platform company powering small and medium scale businesses. We are a finTech startup that emphasizes transparency, collaboration and career growth, with the ability to work on small, nimble teams. The company has rapidly expanded into greenfield areas like neo banking and B2B lending. Our employees are able to create change at scale and have an opportunity to truly disrupt and shape FinTech space. Transaction volumes have been growing at a rapid pace - 5X year-over-year growth over the past few
years.
About Billme (Acquisition of Razorpay) :
BillMe is the world's leading digital billing provider. It was founded by Jai Hemrajani, Kuber Pritmani, and Rupam Jain in 2018. BillMe has now evolved into a "CRM powered by Digital Billing."
BillMe helps over 4000+ businesses like McDonald's, Tata, BurgerKing, and Decathlon send digital bills, collect data, and increase sales and engagement.
BillMe was acquired by Razorpay in 2023. The collaboration between Razorpay and BillMe aims to help retail brands digitalize and seamlessly access omnichannel payment solutions.
Roles & Responsibilities:
To succeed in this role, you’ll need a customer-first attitude and the following:
- A minimum 3 years of hands on experienced in building desktop / client-server applications using programming skill C++, C#, WPF, .NET and SQL
- Good understanding of design patterns.
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- Utilize version control systems to manage codebase and collaborate with a development team.
- Implement multi-threading and concurrency concepts to enhance application responsiveness.
- Leverage knowledge of Windows architecture for effective software development.
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- Develop user-friendly interfaces using WPF (Windows Presentation Foundation).
Qualifications:
- Proficiency in C++, C# and .Net programming languages.
- Proficient understanding of Windows architecture, Rest Api and Git.
- Understanding of SQL databases will be an added advantage.
- Good experience with WPF (Windows Presentation Foundation).
- Strong problem-solving skills, attention to detail, and proactive attitude.
- Good communication skills in English (verbal and written).
If you are a motivated and skilled Software Developer with expertise in C++, C# and WPF, and you are ready to take on challenging work in a dynamic environment, we encourage you to apply. Join us in creating innovative software solutions that make a difference.



Skills we are looking for:
- Excellent problem-solving skills
- Readily hands-on and "techy" habits
- Great spoken and written communication skills
- Self-starter, team player
- High levels of ethics, commitment & responsibility
- Demonstrable excellence in an area of their interest
Upto 3 years of experience in Angular.

Software Engineer is responsible for software development as a member of a cross-functional delivery team. He or she works closely with product owners, business analysts, quality analysts, and other teams to design, develop, and test software solutions.
She or he will maintain the current system built using the latest technologies, including React and GraphQL, which integrates with a number of REST services. This is a full-stack web development position.
Responsibilities:
Designs, codes, debugs, optimizes, and releases both frontend and backend components as well as internal tools.
Performs code reviews of pull requests.
Works closely with QA analysts for feature and regression testing.
Writes and maintains unit, integration, and acceptance tests.
Drives continuous improvement of best practices within the development team.
Identifies and recommends where increased automation, performance enhancements, application enhancements, and quality enhancements may be incorporated.
Remains flexible and responsive to changing priorities and multiple, concurrent responsibilities.
Keeps current with emerging technologies and technological developments within the industry.
Experience and Skills:
Bachelors or 2 – 5 years of professional experience
JavaScript / Node.js
Unit, integration & acceptance testing
Git (or similar version control system)
Experience or interest in learning:
Single-page application development with React
Functional programming design experience
REST web services / microservice architecture / API Integration
Continuous integration & continuous delivery

Company Background
Zimyo HRMS (A product of Zimyo | www.zimyo.com), is one of the fastest-growing employee experience platforms in the world serving over 1000+ organizations and empowering over 200,000+ employees through our SaaS-based HRMS and Benefits Platform. We help organizations streamline their entire HR and Payroll processes, with a particular focus on helping their employees with financial solutions like salary advances, personal loans, health insurance, etc.
We are a team of Product Management and FinTech honchos & alumni of distinguished institutions (IIT/IIM/ICAI) and we are building something at the cutting edge of HR & FinTech Universe (Embedded Finance is the word)! We have most recently raised Series A funding from IndiaMart and BeeNext and looking to expand our team.
We are building something that is unique, real, and Impactful. If you carry a similar passion, we'd love to hear from you!
Job Description
We are looking for a Full Stack Developer. You'll be part of a cross-functional team that's responsible for the full software development life cycle, from conception to deployment.
As a Full Stack Developer, you should be comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries. You should also be a team player with a knack for visual design and utility.
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- Work with development teams and product managers in agile methodology
- Design client-side and server-side architecture
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- Develop and manage well-functioning databases and applications
- Write effective APIs
- Test software to ensure responsiveness and efficiency
- Troubleshoot, debug and upgrade software
- Create security and data protection settings
- Build features and applications with a mobile responsive design
Skills
- Proven experience as a Full Stack Developer or similar role.
- Experience in developing web applications using Node.js, React.js, MySQL, AWS services.
- Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery).
- Knowledge of multiple JavaScript frameworks (e.g. React, Angular, Node.js).
- Familiarity with databases (e.g. MySQL, Mongo DB), web servers (e.g. Apache), and UI/UX design.
- Excellent communication and teamwork skills.
What is in it for you:
- Opportunity to learn, grow and be a role model for young team members
- One of the best ESOP programs
- Group health insurance and other financial benefits
- Meritocratic culture with the promise of rapid career progression.
- Experience of a growing company with a focus on the personal growth of all team members
- Opportunity to work with the Founders
- 5 days working (Mon-Fri)


Responsibilities:
- Take the lead in building tools to increase the productivity of our business and product teams
- Build client facing portal to support the submission and integration of games from external developers
- Collaborate with teams in a range of disciplines
- Clearly communicate challenges and progress to stakeholders
- Adopt and learn new technologies
Basic Qualifications:
- 5+ years professional experience in software development and a BS or MS in Computer Science or related field
- Solid understanding of Javascript, NodeJS, PHP, SQL, C#
- Strong knowledge of AWS Cloud architecture, services, and DevOps
- Adhere to software design patterns and have knowledge of algorithms
- Experience with databases and database programming (MySQL, NoSQL, etc.)
- Comfortable understanding and implementing REST APIs, knowledge of AJAX patterns and principles
- In-depth knowledge of modern HTML/CSS
- Strong understanding of web architecture, security, cookies, reverse-proxies
- Have a solid knowledge of web debugging tools (Firebug or Chrome Developer Console)
Pluses:
- Bonus points for data warehouse experience (Snowflake, Redshift)
- Experience in game programming and Unity development
- Knowledge of unit testing and test driven development
- A passion for games (of any type) as well as a passion for code
- Knowledge of mobile gaming metrics and the mobile gaming industry
Perks:
- Free medical, dental, and vision insurance
- Work from home stipend on each paycheck
- Competitive Salary
- Flexible Time Off - work hard and take time when you need it
- Interested? Send us your resume and let's talk!


Key Responsibilities:
- The Laravel/CodeIgniter (HMVC) Developer is expected to be able to perform all aspects of the development tasks, including front- end, back- end, and database development.
- Develop web sites, applications and rich multi- media experiences according to the brief and technical specifications.
- Must have experience and knowledge in Laravel/CodeIgniter (HMVC)/Symphony Framework.
- The applicant is expected to possess strong problem-solving skills programming, testing and troubleshooting skills.
- Proficiency in Laravel/CodeIgniter (HMVC)/Symphony framework(s), jQuery, JavaScript, AJAX, CSS, HTML, MySQL/Postgre SQL/Mongo DB.
- Eagerness to contribute to a team-oriented environment.
- Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality.
- Knowledge of object-oriented programming using HMVC framework.
- Good knowledge of the common Laravel/CodeIgniter (HMVC)/Symphony framework(s) or web server exploits and their solutions.
- Develop, record and maintain cutting edge web-based PHP applications on portal plus premium service platforms.
- Familiar with REST API's and Integration with third-party API's.
- Hands on Experience in an e-commerce environment would be an added advantage.
- Adhering to project coding standards and recommending improvements.
- Modifying existing software to correct errors, allowing it to function in new operating environments.
Additional Technical skillset:
- AWS/Azure deployments and architecture.
- Knowledge of Web RTC.
- API
- Financial and Accounting related product knowledge.
Mandatory Skills :
Laravel/CodeIgniter (HMVC)/Symphony framework(s), CSS, HTML, MySQL/Postgre SQL/Mongo DB, JavaScript, jQuery, AJAX
Education
UG: B.Sc. in Any Specialization, B.Tech/B.E. in Any Specialization, BCA in Computers
PG: Any Postgraduate in Any Specialization
Doctorate: Doctorate Not Required.
Job Type: Full-time


Essential Job Functions:
- Implement application components and systems according to department standards and guidelines.
- Work with product and designers to translate requirements into accurate representations for the web.
- Analyze, design, code, debug, and test business applications.
- Code reviews in accordance with team processes/standards.
- Understand and work with data in varying degrees of complexity and scale.
- Responsible for planning, processing and performing all jobs in an efficient manner.
- Provide assistance to testers and support personnel as needed to determine system problems.
- Resolve problems involved with integrating new technologies with systems.
* Essential functions are the basic job duties that an employee must be able to perform, with or without reasonable accommodation. The function is considered essential if the reason the position exists is to perform that function.
Supportive Job Functions:
- Remain knowledgeable of new emerging technologies and their impact on internal systems.
- Available to work on call when needed.
- Perform other miscellaneous duties as assigned by management.
*These tasks do not meet the Americans with Disabilities Act definition of essential job functions and usually equal 5% or less of time spent. However, these tasks still constitute important performance aspects of the job.
Knowledge, Skill, and Abilities:
- Experience using Python, JavaScript, and React.
- Experience with web services and RESTful APIs.
- Experience in cloud infrastructure
- Experience with Sql and NoSql databases
- Familiarity with modern CI/CD methods
- Ability to organize, prioritize, and handle multiple assignments on a daily basis.
- Strong and effective inter-personal and communication skills
- Ability to interact professionally with a diverse group of clients and staff.
- Must be able to work flexible hours on-site and remote.
- Must be able to coordinate with other staff and provide technological leadership.
- Ability to work in a complex, dynamic team environment with minimal supervision.
- Must possess good organizational skills.
Education, Experience, and Certification:
- Associate’s or bachelor’s degree preferred (Computer Science, Engineer, etc.), but equivalent work experience in a technology related area may substitute.
- 5+ years relevant experience, required. *
- Experience using version control daily in a developer environment.
- Experience with Python, JavaScript, and React is required.
- Experience using rapid development frameworks like Django or Flask.
- Experience using front end build tools.

