
Java Fullstack Developer – Job Description
We are solving complex technical problems in the financial 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.
Experience: 5+ years
Location: Bangalore
Job Description:
• Experience in Core Java, Spring Boot.
• Experience in microservices.
• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
• Good knowledge of multi-threading
• Basic working knowledge of Unix/Linux
• Excellent problem solving and coding skills in Java
• Strong interpersonal, communication and analytical skills.
• Should be able 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 hassuccessfully 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 ofservicesincluding 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.

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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Responsibilities:
- Develop and maintain high-quality, efficient, and scalable backend applications.
- Participate in all phases of the software development lifecycle (SDLC)
- Write clean, well-documented, and testable code adhering to best practices.
- Collaborate with team members to ensure the successful delivery of projects.
- Debug and troubleshoot complex technical problems.
- Identify and implement performance optimizations.
- Participate in code reviews
- Hands-on experience with Springboot, Java 8 and above.
- 5-8 years of experience developing Java applications.
- Knowledge about at least one messaging system like Kafka, RabbitMQ etc.
- Required React developer requirements, qualifications & skills:
- Proficiency in React.js and its core principles
- Strong JavaScript, HTML5, and CSS3 skills
- Experience with popular React.js workflows (such as Redux)
- Strong understanding of object-oriented programming (OOP) principles.
- Experience with design patterns and best practices for Java development.
- Proficient in unit testing frameworks (e.g., JUnit).
- Experience with build automation tools (e.g., Maven, Gradle).
- Experience with version control systems (e.g., Git).
- Experience with one of these databases – Postgres, MongoDb, Cassandra
- Knowledge on Retail or OMS is a plus.
- Experienced in containerized deployments using Docker, Kubernetes and DevOps mindset
- Ability to reverse engineer existing/legacy and document findings on confluence.
- Create automated tests for unit, integration, regression, performance, and functional testing, to meet established expectations and acceptance criteria.
- Document APIs using Lowe’s established tooling.
We are seeking a skilled Full-stack developer. As a Full-stack developer, you will collaborate with an international cross-functional teams to design, develop, and deploy high-quality software solution.
Responsibilities:
Design, develop, and maintain the application.
Write clean, efficient, and reusable code.
Implement new features and functionality based on business requirements.
Participate in system and application architecture discussions.
Create technical designs and specifications for new features or enhancements.
Write and execute unit tests to ensure code quality.
Debug and resolve technical issues and software defects.
Conduct code reviews to ensure adherence to best practices.
Identify and fix vulnerabilities to ensure application integrity.
Working with the product owner to ensure seamless integration of user-facing elements.
Collaborating with DevOps teams for deployment and scaling.
Requirements:
Bachelor’s degree in computer science or information technology, or a related field.
Proven experience as a skilled Full-stack developer. Experience in Insurance domain is appreciated.
Excellent problem-solving and debugging skills.
Strong communication and collaboration abilities to work effectively in a team environment.
Strong experience with Spring Boot 3, Java 17 or newer and Maven.
Skills & Requirements
Angular 18+, GitHub, IntellJ IDEA, Java 11+, Jest, Kubernetes, Maven, Mockito, NDBX/ng-aquila, NGRX, Spring Boot, State Management, Typescript, Playwright, PostgreSQL, Sonar, Swagger, AWS, Camunda, Dynatrace, Jenkins, Kafka, NGXS, Signals, Taly.

What you need to succeed in this job ?
- MS or BS/B.Tech in computer science or equivalent experience from top college.
- Minimum 2+ Experience in Java 8, Spring Boot, Spring Cloud, Spring Cloud Gateway etc
- Good understanding of Design Patterns usage and implementations.
- REST Services and understanding and implementation of Microservices Architecture.
- Unit testing tools – Junit & Mockito.
- Experience is PostgreSQL database is must,
- Excellent data structure & algorithm and problem solving skills.
- Should be an active contributor to developer communities like Stackoverflow is added advantage.
- Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development (Prometheus, Elasticsearch, Kafka).
- Must be a proven performer and team player that enjoy challenging assignments in a high- energy, fast growing and start-up workplace.
- Must be a self-starter who can work well with minimal guidance and in fluid environment.
Exp-4 - 10 years
Angular above 4+ version
Core Java
Springboots, springs,JPA
Hibernate

Key Activities & Responsibilities:
- 2 - 3 years of hands on experience in development using Java
- In-depth of understanding of development process - Design, Development &Deployment
- Good understanding of Java JavaScript, HTML, CSS, JSON
- Experience in developing APIs and strong knowledge of API development framework like Spring Boot, Spring MVC
- Exposure to collaboration platform like Postman
- Good understanding of Databases like MySQL, MongoDB
- Knowledge of Web Service - SOAP, RESTful
Skill Requirements:
- Good understanding of one of the frameworks - Angular / Node.js / jQuery /JavaScript
- Familiaritywith UI / UX Design
- Experiencein using development platforms like Eclipse / Visual Studio
2-5 years of experience
Comprehensive grasp over OOPs concepts and Java Programming.
Lead designs of major software components and features to improve the availability, scalability, usability, and efficiency of the DART application.
Be interested in the new tech stack and complex problems solving. Bring a positive, can-do attitude and be open to all ideas.
Provide operational support on deployment, Server Setup, DB script generation.
Developing front end website architecture.
Designing user interactions on web pages.
Developing back-end website applications. Creating servers and databases for functionality. Ensuring cross-platform optimization for mobile phones.
Ensuring responsiveness of applications.
Working alongside graphic designers for web design features. Seeing through a project from conception to finished product.
Designing and developing APIs. Meeting both technical and consumer needs.
Staying abreast of developments in web applications and programming languages.
Familiarity with database technology such as MySQL, Oracle, and MongoDB.
Angular.js/Angular 2/4/5/6/7/8 (Mandatory)
Node.js (Mandatory).
Do you believe your code could bring millions out of poverty in India?
At Rang De, we are building a purpose driven peer-to-peer lending platform to provide low cost credit for the underserved. Using the power of cloud, mobile and analytics, we want to make rangde.in the place where change happens every day.
We are looking for a Full Stack Developer to produce scalable software solutions.
You’ll be part of the engineering team that’s responsible for the full software development life cycle, from conception to deployment.
As a Full Stack Developer, you should be comfortable with front-end, back-end and Rest API coding, development frameworks and third-party libraries.
Key skills that you must bring to the table:
- Work with development teams and product managers to ideate software solutions
- Design and implement software using client-side and server-side technologies
- Write effective APIs which work well for both web as well as mobile applications
- Unit test software to ensure responsiveness and efficiency
- Use secure coding practices
- Build features and applications with a mobile responsive design
- Document your work for the benefit of the team
Experience and qualifications:
- Familiarity with common stacks and frameworks like Spring Boot, Hibernate, Thymeleaf, Bootstrap
- Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
- Knowledge of Java is a prerequisite, experience in Python will be an added advantage
- Familiarity with PostgreSQL, Apache, Tomcat, Rest API
- Good knowledge of AWS cloud technologies. Skills in DevOps will be a big bonus
- Given that we continue to work remotely, we expect you to have great communication skills and willingness to work under an agile environment
- Must have an innate ability to learn and creative ability to solve big challenges
- Degree in Computer Science or relevant field
- 1-5 years of relevant full stack experience
Benefits:
- Work from Anywhere (WFA)
- Work with a start-up team passionate about social impact
- Access to coaching from global thought leaders
- You are free to think and execute big
- Competitive salary
- Equitable stock options
- Additional 11 days leave for Vipassana Meditation
- Create sustainable social impact with your work
BDD
Competence Requirement:
1. 3+ years of experience in developing backend Java applications.
2. Experience with Java 11 will be GOOD to have.
3. Experience in front-end development is desired.
4. A self-driven attitude along with a sense of structure and creativeness.
5. Excellent written and spoken English.
6. Bachelor degree in computer science, information technology or software engineering or equivalent
7. Hands-on knowledge and experience of developing financial systems and understanding of financial concepts.
Responsibilities:
1. Write high quality code that solves difficult problems in a highly distributed system with extreme demands on resilience and quality.
2. Perform sufficient tests to ensure at least 80% code coverage.
3. Participate in and contribute to scrum ceremonies, e.g. daily stand-ups, sprint planning, demos and retros.
4. Will be involved in several stages of the product life cycle; design, implementation and testing. At times, also release and deployment.
5. Participate in design discussions and decisions.
Good to have skills:
1. Primary skills – Java 8, spring boot, React, MQ/Messaging services & API, (Java 11, ReactiveX, REST, Swagger/OpenAPI, React/Redux, Gradle, Git, BitBucket, Jenkins)
2. High performance transactional platform
3. Back-end development and Middleware
4. Modern UI based on React
5. Continuous delivery and automation
6. Domain – Capital Market, Investment Banking is good or BFSI is ok
Coditation Systems was founded by a serial entrepreneur, and a team of young talented technologists, some of who have grown to spearhead the organization. With its inception in 2016, we became a boutique technology services and solutions firm specializing in Machine Learning & AI, Data Engineering, and Cloud. We have a team of ninja architects, data scientists, data engineers, and software engineers having decades of collective experience of applying emerging technologies to build cutting edge software products.
What are we looking for?
We are looking for a Full Stack Engineer to produce scalable software solutions. 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 Engineer, 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.
If you’re also familiar with Agile methodologies, we’d like to meet you.
A Day in the Life
● Work with development teams to ideate software solutions
● Design client-side and server-side architecture
● Build the front-end of applications through appealing visual design
● 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
● Write technical documentation
● Work with data scientists and analysts to improve software
What you will need
● Proven experience as a Full Stack Developer or similar role
● Experience developing desktop and mobile applications
● Familiarity with common stacks
● Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
● Knowledge of back-end language (Java) and JavaScript frameworks (e.g. Angular, React, Node.js)
● Excellent communication and teamwork skills
● Great attention to detail
● Organizational skills
● An analytical mind
● Degree in Computer Science or relevant field
Roles & Responsibilities
- Position : Technical Lead (JAVA/J2EE)
- Salary : As per the Industry standard
- Role: (70% Technical; 30% Team Leading Activities)
- Successfully design medium to large-scale Enterprise solutions using Java technologies
- Good knowledge of the design patterns like core design patterns, J2EE design patterns and architectural design patterns along with knowledge of UML
- Lead technical discussion to provide technical guidance and create coding standards
- Good with architecting and engineering systems independently, would want the individual to be comfortable implementing a significant part of the framework.
- Provide technical knowledge and leadership on design and development best practices.
- Provide technical input on unit and integration tests for server- and client-side applications, build and deployment procedures and standards.
- Interaction with management and module leads
Required skills
- 5+ years of experience in developing and testing software using Java J2EE based application
- Experience in managing team technically.
- 3+ years of experience in Object Oriented Analysis and Design.
- 2+ years of experience in developing application using Spring (Spring Core, Spring ORM and Spring Batch), Hibernate.
- 2+ years of experience in web technologies using Spring MVC, jQuery.
- Good knowledge of design patterns
- Knowledge on SSL, Web application security frameworks
- Experience in J2EE performance and scalability
- Hands on experience on Maven, Jenkins, Nexus etc.
- Proficient in Software development/integration/build tools like GIT, GERRIT, JIRA/BugZilla
- Sound knowledge of Object-Oriented Analysis, Design and Design Patterns especially MVC is must
- Good Knowledge and hands on experience on different databases.
- Proficient in Writing / Understanding PL / SQL objects like stored procedures, triggers.
- Knowledge on various Application servers including WAS, WLS and JBoss.
- Very strong skills in to Angular, AJAX, JSF, Struts, HTML 5, CSS, Bootstrap.
- Implement jUnit (unit testing framework) in the project
- Excellent Oral and Communication skills.






