
Job Description :
Java Full Stack Developer (Java + Angular) We are solving complex technical problems in the financial industry and need talentedsoftware engineers to join our mission and be a part of a global software development team. As a Java Full Stack Developer, you will be responsible for designing, developing, and maintaining enterprise applications using Java and Angular. You will collaborate with cross-functional teams to define, design, and ship newfeatures, and you will work closely with Architects to ensure the technical feasibilityof designs and implement them accordingly.
Required Skills: Exp. - 4 to 9 years. Experience in Core Java 8 and above, Spring (including Core, Web Mvc, Batch, Cloud etc). Extensive experience in developing enterprise-scale n-tier applications for financial domain. Should possess good architectural knowledge and be awareof enterprise application design patterns. Should be able to analyze, design, develop and test complex, low-latency clientfacing applications. Develop user interfaces for modern web applications using Angular.

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
Design and develop scalable web applications using MEAN/MERN stack.
Build & optimize AI/LLM workflows using LangChain or LangGraph.
Implement vector storage & semantic search using FAISS / Pinecone / Chroma / Milvus.
Build APIs, microservices, and integration layers.
Optimize application performance and ensure code quality.
Collaborate with cross-functional teams (product, design, backend, DevOps).
Must-Have Skills
- Strong experience in Node.js, Express.js, MongoDB, and Angular/React.
- Hands-on experience in LLM apps, RAG pipelines, Vector Databases.
- Practical knowledge of LangChain / LangGraph.
- Experience with REST APIs, authentication, and integrations.
- Solid understanding of Git, CI/CD, and cloud platforms (AWS/Azure/GCP).
Hands-on experience in C#, http://asp.net/" target="_blank">ASP.NET, MVC, Web API, SQL Server.
· Experience in latest .Net framework versions (4/4.5/.Net Core 2.0 Frameworks), SQL Server 2008/2012.
· Experience in OOPS, HTML5, Bootstrap,CSS, AJAX/ JavaScript/ JQuery/ AngularJS and Angular 2.0 and web development.
· Excellent communication, analytical and interpersonal skills.
· .NET Full Stack (C#, MVC / .Net Core, WEB API, JSON, REST, JavaScript, Ajax)
· Good knowledge on Angular development, Angular JS
· knowledge in Azure cloud solutions.
· Developing and Hosting REST API Swagger and integration with angular.
Techweirdo delivers AI models & enterprise solutions, globally for mid to large-scale organizations.
We offer consultation, services, and products to holistically address the digital transformation goals of an enterprise.
We are currently hiring passionate, senior full-stack Java engineers on behalf of one of our large customers to help them find the best-fit talent and create technologically challenging, visually delightful, and easy-to-use digital products in a fast-paced environment.
Must have actual development experience of:
1. Angular 6+ (Typescript) and Angular Material
2. HTML, CSS, js
Nice to have experience of:
1. Bootstrap
2. SCSS
Must have actual development experience of:
1. Java 8+
2. Spring Framework
3. Spring Boot (Rest APIs, SBS Web, SBS Logging, SBS AOP, SBS Batch & SBS Data - MongoDB) (SBS = Spring Boot Starter)
4. Mongo DB
Nice to have experience of:
1. Linux commands
2. Webservers and App servers esp. IBM Websphere
3. Knowledge of open-source Java libraries and frameworks (from Google, Apache, etc.)
Other skills:
Knowledge of Git and Github, Jira, CI/CD automation, Jenkins
Requirement – Years of experience – 5 – 9
• Hands-on development experience of minimum 2 years in Frontend
Technology – 50% weightage
AngularJS - 40% weightage
Bootstrap – 10% weightage
ReactJS – Nice to have
• Hands-on development experience of minimum 2 years in Backend Technology – 50% weightage
o Java8 – 15% weightage
o Database Queries (PL/SQL) – 15% weightage
o Spring MVC Framework – 20% weightage
Role: Senior Full Stack Developer
Skill Set and Competency Required:
- Java/J2EE, Spring, Spring Boot, REST, JSON, Micro Services, 12 Factor Apps, Apache.
- Strong understanding of microservice architecture
- Ability to design, develop and implement scalable, elastic microservice based platforms.
- Demonstrated knowledge of OAuth token-based authentication protocol.
- Demonstrated knowledge of PCI and Security Coding Standards.
- Performs hands on coding using Java/J2EE & unit testing.
- Contribute to the Design and develop high quality software for large scale Java/Spring Batch/Micro-service Applications.
- Proficiency in the following general areas: Java (Java 1. 7/Java 1. 8), Spring Framework, Jenkins, Gradle, and GitHub.
- Experience with RESTful services, Rabbit MQ, JSON, Unix Scripting, and Hadoop is a plus.
- Core development experience in large scale enterprise Java applications using Spring Framework.
- Experience in SQL (DB2 & SQL databases)
- Strong knowledge and experience on Nginx as APIM tool Solid experience in coding and creating APIs.
- Expertise in WSDL, XML, XSLT, JSON, XPATH and Gateway scripts
- Provide front line support for Nginx related problems by being involved in troubleshooting, root cause analysis and appropriate secure integration recommendations.
- Installation of Nginx API Gateway as per need.
- Experience in Containers and Kubernetes.
- Good linux and administration skills
- Experience on API Orchestration/Mediation/Protocol Bindings and transformation knowledge on disparate message structures
- Design, develop and implement API proxies using OpenAPI specification Analysing logs and trace for errors and exceptions Manage and publish content in Developer portal Security implementation using OAUTH, SAML, CORS
- Must Have Knowledge of API development and its technologies.
Location: Remote Working
** Preference will be given to immediate joinee
Minimum 5 years of experience with HTML5, CSS and Angular.
Experience with enterprise level application design and development is a must.
Expert level knowledge in Java Spring framework, JHipster, PostgreSQL, HTML5, Angular, CSS
Must have previously worked in an environment using version control systems such as Bitbucket.
Good knowledge of RDBMS such as Postgres and MySQL. Should be proficient in SQL and assessing performance of queries. Some ability to monitor and maintain the database is needed.
Experience with AWS RDS is MUST.
Minimum 3 year experience deploying Java applications on the AWS cloud.
Ability to handle front-end development (Angular JS) is a MUST.
Experience working with Monday, Atlassian project management tools (JIRA/Bitbucket/Confluence) or similar is a must.
- Expert in full stack development
- Analytically strong
- Seeking leadership opportunities in pre-seed stage start-ups
- Possesses good communication skills
The core role will involve the following :
- Working closely with business development teams and conceptualizing the solution architecture
- Developing mobile / web / api based solutions to address the business problem
- Maintaining cloud based technology infrastructure
- Technology budget management
- Building the technology team

Designing, architecting and developing the backend and APIs, primarily using the MEAN/MERN stack, for products or platforms for end-clients to consume our technology in Infrastructure Monitoring from Satellite Imagery and Robotic Process Automation in Banking and Mortgage Services.
- Interfacing with the customer, tech team members, project managers and other relevant product people for a thorough understanding of the product, use case and business objective, detailed specification and data flow for the requirement, demonstration of the solution and clarification of queries at appropriate times during the life-cycle of the product.
- Preparing test cases, setting up CI/CD and integration with logging and monitoring systems for the products or platforms
- Seeking customer feedback to continuously optimize the product for great customer experience and high technical performance in areas such as hardware efficiency, latency and throughput
- Delivering a robust backend platform for the products and platforms by incorporating important considerations regarding minimal downtime, high availability, data redundancy, tight security, etc. into the design







