
Job description
- A Java Full Stack Developer is responsible for designing, developing and maintaining the full stack of an application using Java programming language
- They are expected to have expertise in both front-end and back-end development, as well as the ability to integrate the two
- Key responsibilities include: Design, develop, and maintain both client-side and server-side applications
- Write clean, efficient, and well-documented code
- Develop and implement RESTful APIs
- Collaborate with other developers to integrate user-facing elements with server side logic
- Test and debug applications
- Stay up to date with emerging trends and technologies in web development
- Requirements for the role include: Strong experience with Java and Java-based web development frameworks
- Experience in front-end technologies such as HTML, CSS, JavaScript, and Angular or React
- Experience with databases (eg, MySQL, MongoDB) and ORM (Object Relational Mapping) frameworks
- Familiarity with Agile software development methodologies
- Good understanding of RESTful API design
- Ability to write well-documented, reusable, and testable code

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 : Senior Software Engineer (Full Stack — AI/ML & Data Applications)
Experience : 5 to 10 Years
Location : Bengaluru, India
Employment Type : Full-Time | Onsite
Role Overview :
We are seeking a Senior Full Stack Software Engineer with strong technical leadership and hands-on expertise in AI/ML, data-centric applications, and scalable full-stack architectures.
In this role, you will design and implement complex applications integrating ML/AI models, lead full-cycle development, and mentor engineering teams.
Mandatory Skills :
Full Stack Development (React/Angular/Vue + Node.js/Python/Java), Data Engineering (Spark/Kafka/ETL), ML/AI Model Integration (TensorFlow/PyTorch/scikit-learn), Cloud & DevOps (AWS/GCP/Azure, Docker, Kubernetes, CI/CD), SQL/NoSQL Databases (PostgreSQL/MongoDB).
Key Responsibilities :
- Architect, design, and develop scalable full-stack applications for data and AI-driven products.
- Build and optimize data ingestion, processing, and pipeline frameworks for large datasets.
- Deploy, integrate, and scale ML/AI models in production environments.
- Drive system design, architecture discussions, and API/interface standards.
- Ensure engineering best practices across code quality, testing, performance, and security.
- Mentor and guide junior developers through reviews and technical decision-making.
- Collaborate cross-functionally with product, design, and data teams to align solutions with business needs.
- Monitor, diagnose, and optimize performance issues across the application stack.
- Maintain comprehensive technical documentation for scalability and knowledge-sharing.
Required Skills & Experience :
- Education : B.E./B.Tech/M.E./M.Tech in Computer Science, Data Science, or equivalent fields.
- Experience : 5+ years in software development with at least 2+ years in a senior or lead role.
- Full Stack Proficiency :
- Front-end : React / Angular / Vue.js
- Back-end : Node.js / Python / Java
- Data Engineering : Experience with data frameworks such as Apache Spark, Kafka, and ETL pipeline development.
- AI/ML Expertise : Practical exposure to TensorFlow, PyTorch, or scikit-learn and deploying ML models at scale.
- Databases : Strong knowledge of SQL & NoSQL systems (PostgreSQL, MongoDB) and warehousing tools (Snowflake, BigQuery).
- Cloud & DevOps : Working knowledge of AWS, GCP, or Azure; containerization & orchestration (Docker, Kubernetes); CI/CD; MLflow/SageMaker is a plus.
- Visualization : Familiarity with modern data visualization tools (D3.js, Tableau, Power BI).
Soft Skills :
- Excellent communication and cross-functional collaboration skills.
- Strong analytical mindset with structured problem-solving ability.
- Self-driven with ownership mentality and adaptability in fast-paced environments.
Preferred Qualifications (Bonus) :
- Experience deploying distributed, large-scale ML or data-driven platforms.
- Understanding of data governance, privacy, and security compliance.
- Exposure to domain-driven data/AI use cases in fintech, healthcare, retail, or e-commerce.
- Experience working in Agile environments (Scrum/Kanban).
- Active open-source contributions or a strong GitHub technical portfolio.
- Writing well-designed, testable and efficient code.
- Gathering and evaluating user feedback.
- Providing code documentation and other inputs to technical documents.
- Supporting continuous improvement by investigating alternatives and new technologies and presenting these for architectural review.
- Troubleshooting and debugging to optimise performance.
- Building reusable code libraries for future use.
- Integration of user-facing elements developed by front-end developers with server-side logic.
What you need to have:
- Proven experience as a Full Stack Developer and familiarity with common stacks.
- Experience in Node.js, React, MongoDB, Micro service-based architecture, Domain Driven Development, AWS a must.
- Knowledge of multiple back-end languages (e.g. C#, Java, Python) and JavaScript frameworks. Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design
- Node.js, React, MongoDB, Micro service-based architecture, Domain Driven Development, AWS is a must
- Knowledge of multiple back-end languages (e.g. C#, Java, Python) and JavaScript frameworks.
- Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/ UX design.
- Entrepreneurial with a founder mindset.
- Ambitious, willing to work hard and invest in building a great career.
- Candidates who care more about what they learn and the impact they make.
- Take ownership of all his/her tasks.
- Believe in work-life integration. passion > work-life balance.
Requirement :- Java Tech Lead (with knowledge of Angular)
- 5+ years of experience into Java 6/7/8, J2EE, EJB, Servlets, JSP, JDBC, LOG4J, JSON, XML
- 3+ years of experience in Spring Boot, Sprint Rest, Spring MVC.
- 5+ years of experience in REST, Micro service Development
- Knowledge of Design Patterns (Good to Have).
- Proven Experience in building complex web systems that have been successfully delivered to customers
- Experience in writing SQL-queries and knowledge of PL/SQL
- Experience in working with databases Oracle 10g, 11g, Postgres, Cassandra etc
- Exposure/Experience in working/setting up CI and CD environments (DevOps).
- Knowledge of development lifecycle, standards, approaches, utilities and environment: shells, version control systems, IDEs, project assembling tools;
Responsibilities:
•Participate in requirement, design, implementation, testing and support of custom banking solutions, which include features enhancements, new functionalities, and back-end systems integration.
•Define and manage resource plan together with the Project Manager aligning to the project schedule.
•Plan and drive the project's technical execution to achieve the committed scope and timeline.
•Monitor and report technical execution progress as well as all technical issues, risk or mitigation plan in a timely manner.
•Ability to coordinate multi-teams (e.g. customers, internal functional and technical SMEs), to understand business requirements, technical design and preparing of technical specifications.
•Assist in estimation of efforts and timescales for tasks delegated to the team.
•Contribute to design/code reviews for quality assurance and conformance to Company standards / guidelines.
•Hands-on participate in development and bugs fixing.
•Commit to continuous improvement and refinement of delivery.
•Strong technical knowledge and skills, consistently provide technical guidance and develop team members.
•Responsible for forward resource management, team building and staff career growth.
Requirements:
•Degree in Computer Sciences / Software Engineering / Information Technology.
•At least 5 years of working experience in Java EE development (preferably in the financial industry).
•Individual that is optimistic, proactive, good initiative, passionate, strives to achieve more as a team, and is able to motivate others.
•Understand design documentation standards such as Unified Modelling Language.
•Experience in various Java EE frameworks and design patterns. Preferably on Micro services architecture.
•Exposure in Java MVC frameworks such as Spring Boot.
Need Web Application Developer immediately
Location : Chennai (Arumbakkam)
Roles & Responsibilities :
1. Participate in scrum meetings & design discussions.
2. Develop core REST APIs using .Net Core
3. Design & development of user interfaces using Angular 10 & above
4. Coordinating with other developers and designers in the team to get the desired results.
5. Good understanding of Angular JS optimization techniques, cross-browser compatibility and responsive web design.
6.Ability to solve problems creatively and effectively.
Technologies: .Net Core, ASP.Net, HTML5, CSS3, Angular 10 & Above.
Experience Level: 2 - 4 years
Requirement :
Must be able to work independently,
Should be good in OOPS and fundamentals.
Should have knowledge in handling source control (Git).
Preferred full stack developer.
Note : Attach your updated CV and then click apply plz
Job Type: Full-time
Salary: ₹20,000.00 - ₹30,000.00 per month
- Develop a deep understanding of the start-up ecosystem.
- Build customer facing technology product for global customers.
- Own the Product's frontend and backend development, building reusable, testable, and scalable code.
- Research, evaluate, analyse and implement technical requirements.
- Collaborate with product management teams to define and implement innovative solutions for the product direction, visuals and experience.
- Mentor Junior members of the team.
Requirements :
- 3 to 5 yrs of experience building scalable products, distributed applications product/services in JavaScript and one of angular/react.
- Min 2+ experience working on Node.js and its frameworks.
- Knowledge of both SQL and NoSQL database services and related tools with the expertise to create efficient schemas.
- Strong coding and problem solving skills.
- Understanding of multiple delivery platforms, such as mobile vs. web and developing responsive UI.
- Ability to own end-to-end deliveries, right from requirements till release.
- Excellent coding skills and ability to produce high quality, bug free and testable production grade code.
- Designing unit test cases, integrated test cases using Selenium and Protractor.
- Experience working in an Agile/Scrum development process.
-Ability to mentor junior members of the team.
- Ability to review code and continuously push for higher standards of development.
Roles and Responsibility:
• Lead the entire back-end and front-end technology team and act as the go-to resource with in-depth knowledge of technology and product best practices and standards.
• Build scalable backend product architecture that scales through millions of transactions per day.
• Build support systems for monitoring, billing, administration, etc.
• Acting as a single person of contact for the entire product vertical and liaising with the business team to aid the business needs.
• Directly Responsible for the user experience on the platform. Willingness to learn new technologies as required and able to incorporate machine-learning, AI and Big data as the product evolves.
• Responsible for validating the technical feasibility of product ideas, and suggesting likely technical platforms and build-buy options for such ideas.
• Plan and set up a smooth development cycle for getting features from user stories to products.
• Responsible for building deep tech products related to Face Biometrics, Image Forensics, and Risk Analysis.
Skills Required:
Must have:
• Candidate with minimum 5-10 years of solid tech experience, preferably in a growing Start-up.
• Proven Experience in leading the full cycle of mobile (Android/IOS) and web application development processes, from design to implementation.
• Well-versed with tech stacks like Node, Python, Java and/or other latest languages.
• Proven ability to build a solid team and thrive in a dynamic environment.
• Experience with performance testing and optimization of the application for maximum speed and scalability.
• Great analytical skills, data-driven decision making and evolution with technology trends.
• Stronghold in backend development and algorithms.
• Experience with Machine Learning and Data Analysis.
Good to have:
• Exposure to financial risk modeling is a plus.
• Exposure to Image Processing is a plus.
• Exposure to the blockchain is a plus.
The right candidate should be commercially knowledgeable (business acumen) and pragmatic, and have an understanding of a wide range of technologies and methodologies, and should have the ability to choose which fits best. Experience building a technology team or work with a small team from start at a start-up is a plus.
We offer a suite of memberships and subscriptions to spice up your lifestyle. We believe in practicing an ultimate work life balance and satisfaction. Working hard doesn’t mean clocking in extra hours, it means having a zeal to contribute the best of your talents. Our people culture helps us inculcate measures and benefits which help you feel confident and happy each and every day. Whether you’d like to skill up, go off the grid, attend your favourite events or be an epitome of fitness. We have you covered round and about.
- Health Memberships
- Sports Subscriptions
- Entertainment Subscriptions
- Key Conferences and Event Passes
- Learning Stipend
- Team Lunches and Parties
- Travel Reimbursements
- ESOPs
Thast what we think would bloom up your personal life, as a gesture for helping us with your talents.
Join us to be a part of our Exciting journey to Build one Digital Identity Platform!!!
|
Major Responsibility/ Job Responsibility: |
|
|
|
|
Key Result Areas: |
|
|
|
|
Necessary Qualification/ Technical Skills: |
|
|








