
Role & responsibilities
- Strong written/verbal communication skills
- Minimum 5-12 Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Forkjoin pool and other threading concepts)
- Good knowledge of the JVM with an understanding of performance and memory optimization.
- Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).
- Excellent knowledge on collections like, Array List, Vector, LinkedList, Hashmap, HashTable, HashSet is mandate.
- Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.
- Expert level understanding of Object Oriented Concepts and Data Structures
- Good experience in Database (Sybase, Oracle or SQL Server) like indexing (clustered, non clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.

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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Strong Java Developer profile (services/utilities, modernization & refactoring)
Mandatory (Experience 1) – Must have 3+ years of hands-on Java development experience, specifically building services/utilities with refactoring and modernization work.
Mandatory (Experience 2) – Must have hands-on experience with utility modernization and refactoring, including legacy tech migration such as .NET → Java conversion.
Mandatory (Experience 3) – Must have strong troubleshooting skills using logs and controlled verification steps to validate changes and support releases.
Mandatory (Experience 4) – Must have proven ability to work in a release-driven environment with cross-functional teams (QA, release management, platform/config teams).
Mandatory (Stability) – Must have a stable tenure history with no frequent job changes; the client explicitly values long-term commitment and flags job-hopping as a misfit.
Project: Standard Chartered Bank
Client Location- TCS
Role Overview:
Role: Java Developer
Location : Bangalore / Chennai
Experience : 4 to 10 years
Compensation : Up to 20 LPA
Key Responsibilities:
- Minimum 4+ years of experience building Java; React JS/Node JS applications, in a service-based architecture Or Build; deliver microservices with JAVA Spring Boot as Backend developer
- Or Build; deliver microservices with JAVA Spring Boot as Backend developer
- Need hands on current experience on Java 8+, React JS/Node JS and above, Java script, Angular JS, JUnit, XML, Spring, Spring Boot, rest APIs, and SQL.
- Hands on experience with version control, build integration and messaging technologies.
- Need to demonstrate in-depth understanding of OOO principles, design patterns and threading techniques.
- Strong web Services background required.
- Must be able to interact with all levels of personnel within the organization and be effective with both business and technical teams.
- Ability to deal with ambiguity and define approaches to bring unfocused issues to resolution
- Excellent written and oral communication skills for managing interactions both within the team and without.
- Very strong attention to detail and organizational skills. Strong work ethic.
- At least 4 years of coding experience with JAVA 8 / JAVA Spring Boot
- Hands on experience with database technologies (Oracle and/or other relational databases-PostgreSQL, MySQL, etc)
- Be enthusiastic about the latest software trends and technologies and have a willingness to learn
- Degree level education in Computer Science or relevant subject and / or a foundation of experience within a similar software engineering role
- Strong written and verbal communication skills
About the Role
We're seeking a talented Frontend Developer to join our engineering team. You'll be responsible for building and maintaining high-quality web applications, collaborating with designers and backend developers to create seamless user experiences.
Key Responsibilities
Development & Implementation
- Build responsive, performant web applications using modern JavaScript frameworks (React, Vue, or Angular)
- Write clean, maintainable, and well-documented code following best practices and coding standards
- Implement pixel-perfect UI designs from mockups and wireframes
- Optimize applications for maximum speed and scalability across devices and browsers
- Integrate RESTful APIs and work with backend teams to define API requirements
Collaboration & Communication
- Work closely with UX/UI designers to translate designs into functional interfaces
- Participate in code reviews and provide constructive feedback to team members
- Collaborate with backend developers to ensure seamless integration between frontend and backend systems
- Contribute to technical discussions and help make architectural decisions
Quality & Maintenance
- Write and maintain unit and integration tests to ensure code quality
- Debug and troubleshoot issues across different browsers and devices
- Stay current with emerging frontend technologies and best practices
- Improve existing codebases through refactoring and optimization
Required Qualifications
- 2-5 years of professional experience in frontend development
- Strong proficiency in HTML5, CSS3, and JavaScript (ES6+)
- Solid experience with at least one modern JavaScript framework (React, Vue, Angular)
- Understanding of responsive design principles and mobile-first development
- Experience with version control systems (Git)
- Familiarity with CSS preprocessors (Sass, Less) or CSS-in-JS solutions
- Knowledge of modern build tools and package managers (Webpack, Vite, npm/yarn)
- Understanding of web performance optimization techniques
- Strong problem-solving skills and attention to detail
Preferred Qualifications
- Experience with TypeScript
- Knowledge of state management libraries (Redux, Vuex, Zustand)
- Familiarity with testing frameworks (Jest, React Testing Library, Cypress)
- Understanding of CI/CD pipelines
- Experience with design systems and component libraries
- Knowledge of accessibility standards (WCAG)
- Experience with Agile/Scrum methodologies
- Portfolio or GitHub profile showcasing relevant projects
Sr .Net Developer
#REMOTE# India
What We’re Looking For:
7+ years of experience in .net and sql
Strong problem-solving skills and attention to detail.
Ability to work collaboratively in a team and remotely.
Why Join Us?
Flexible work-from-home options.
Competitive salary based on experience and skills.
Opportunity to work on innovative projects with the latest technologies.
A culture that values growth, learning, and collaboration.
Urgent Hiring: Senior Java Developers |Bangalore (Hybrid) 🚀
We are looking for experienced Java professionals to join our team! If you have the right skills and are ready to make an impact, this is your opportunity!
📌 Role: Senior Java Developer
📌 Experience: 6 to 9 Years
📌 Education: BE/BTech/MCA (Full-time)
📌 Location: Bangalore (Hybrid)
📌 Notice Period: Immediate Joiners Only
✅ Mandatory Skills:
🔹 Strong Core Java
🔹 Spring Boot (data flow basics)
🔹 JPA
🔹 Google Cloud Platform (GCP)
🔹 Spring Framework
🔹 Docker, Kubernetes (Good to have)
• 2+ years of professional experience working with React Native.
• Experience working with Swift, Objective C, and Java a plus but not required.
• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work.
• Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon, both in regard to estimates and to general process.
• Ability to identify with the goals of FullStack clients and dedicate yourself to delivering on the commitments you and your team make to them.
• An understanding of React Native best practices and a commitment to following them.
• Ability to work through new and difficult React Native issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of React Native applications.
• A positive mindset and can-do attitude.
• Attention to detail.
• English Skills (ability to effectively communicate via written and spoken English).
• You are passionate about software development...it's not just your career, it's your hobby.
• You are constantly striving to learn new things and improve.
• You follow industry news, regularly tinker with new technologies, and read books and blogs to keep your skills current.
•You work well within a team environment and enjoy working in the office with your colleagues.
Work Location: Bangalore
Work Days: Sunday to Thursday
Shift: Day Time
Week Off: Friday & Saturday
Responsibilities
- Develop new user-facing features
- Build reusable code and libraries for future use
- Ensure the technical feasibility of UI designs
- Optimize application for maximum speed and scalability
- Assure that all user input is validated before submitting to back-end
- Collaborate with other team members and stakeholders
Key Skills
- Should have hands-on experience in advanced JavaScript libraries and frameworks, such as ReactJS, Bootstrap. (ReactJS is Mandatory)
- Proficient in web markup, including HTML5, CSS3
- Good understanding of server-side CSS pre-processing platforms, such as LESS and SASS and experience in building/using REST APIs
- Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery
- Good understanding of asynchronous request handling and partial page updates.
- Good understanding of SEO principles and ensuring that the application will adhere to them.
As a frontend engineer on one of our game teams, you’ll be a key contributor to developing
amazing games that millions of customers around the world enjoy. We’re always looking for great engineers who want to help us build the next amazing game, or expand and improve an
established game. You’ll design and deliver new game systems, new game features, and new
ways to delight our customers and drive revenue. You should have experience in all phases of software development and be self-directed. If you are an all-around great engineer who is willing to learn and tackle hard problems, there are ways to have a huge impact. As part of a small and growing team you will have great opportunities to build systems from scratch and own them.
Responsibilities –
• Working as part of one of our Game team or our systems team.
• Regularly shipping updates to millions of customers.
• Driving the design and iteration of new features and games, making good use of internal and external feedback
• Creating measurable success, be self-directed, and prioritise your own workload
Qualifications –
• 4+ years of professional software development experiences
• Programming experience, preferably in Javascript/Java/C++.
• You should have experience with Cocos Creator, Cocos2d-x or Unity and should be willing to work across these engines. Experience with implementing platform specific solutions is a plus.
• An under the hood understanding of software systems, awareness of best practices to build
generic and performant systems are a plus.
• Strong software engineering skills, including strong fundamentals in Algorithms and Datastructures.
• Demonstrated ability to self-direct, and drive work to completion
• Strong communication skills, and the ability to work closely with a team of peers
What do we offer?
• Competitive salary, discretionary annual bonus scheme and stock allowance.
• Flexible timing and work from home days.
• Relocation allowance
• Located in the heart of vibrant Bangalore. Our office is a stones throw from everything you need.
• Beautifully designed large office space.
• Work directly with experienced founders with deep expertise in their fields










