Java Developer

• Strong expertise in Java 8+, Spring Boot, REST APIs.
• Strong front-end experience with Angular 8+, TypeScript, HTML, CSS.
• Experience with SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB, etc.).
• Hands-on with Git, Maven/Gradle, Jenkins, CI/CD.
• Knowledge of cloud platforms (AWS) is an added advantage.
• Experience with Agile/Scrum methodologies.
• Domain Expertise (ADDED): Proven experience working on Auto-Loan Management Systems (LMS), Vehicle Finance, or related banking/NBFC solutions.

Job Title: Java Developer

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. - 5 to 14 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 clientfacing 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.

5–10 years of experience in backend or full-stack development (Java, C#, Python, or Node.js preferred).

•Design, develop, and deploy full-stack web applications (front-end, back-end, APIs, and databases).

•Build responsive, user-friendly UIs using modern JavaScript frameworks (React, Vue, or Angular).

•Develop robust backend services and RESTful or GraphQL APIs using Node.js, Python, Java, or similar technologies.

•Manage and optimize databases (SQL and NoSQL).

•Collaborate with UX/UI designers, product managers, and QA engineers to refine requirements and deliver solutions.

•Implement CI/CD pipelines and support cloud deployments (AWS, Azure, or GCP).

•Write clean, testable, and maintainable code with appropriate documentation.

•Monitor performance, identify bottlenecks, and troubleshoot production issues.

•Stay up to date with emerging technologies and recommend improvements to tools, processes, and architecture.

•Proficiency in front-end technologies: HTML5, CSS3, JavaScript/TypeScript, and frameworks like React, Vue.js, or Angular.

•Strong experience with server-side programming (Node.js, Python/Django, Java/Spring Boot, or .NET).

•Experience with databases: PostgreSQL, MySQL, MongoDB, or similar.

•Familiarity with API design, microservices architecture, and REST/GraphQL best practices.

•Working knowledge of version control (Git/GitHub) and DevOps pipelines.

Understanding of cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes).

Enterprise Minds, with core focus on engineering products, automation and intelligence, partners customers on the trajectory towards increasing outcomes, relevance and growth.

Harnessing the power of Data and the forces that define AI, Machine Learning and Data Science, we believe in institutionalizing go-to-market models and not just explore possibilities.

We believe in a customer-centric ethic without and people-centric paradigm within. With a strong sense of community, ownership, and collaboration our people work in a spirit of co-creation, co-innovation and co-development to engineer next-generation software products with the help of accelerators.

Through Communities we connect and attract talent that shares skills and expertise. Through Innovation Labs and global design studios we deliver creative solutions.
We create vertical isolated pods which has narrow but deep focus. We also create horizontal pods to collaborate and deliver sustainable outcomes.

We follow Agile methodologies to fail fast and deliver scalable and modular solutions. We constantly self-asses and realign to work with each customer in the most impactful manner.

Pre-requisites for the Role

1.Job ID-EMJA0120PS

1. Primary skill:

• Must have experience developing in Java latest version (least version is 8)
• Must have experience in design and development using Micro service architecture
• Solid knowledge in OOP concepts, and design principles/patterns for developing scalable applications
• Must have experience developing Spring Bootapplications
• Must have experience developing database access layer using Spring Data JPA/Hibernates
• Must have experience in developing REST Servicesusing Spring
• Good working experience in development of event driven systems using any framework
• Must have experience with any RDBMS and at least one NoSQL database preferably PostgresSQL and Mongo DB
• Must have experience writing unit and integration tests using Junit
• Must have experience using mock frameworks like Mockito, WireMock
• Must have experience using Git
• Must have experience with CI / CD
• Basic hands-on experience in one of the cloud provider (AWS/Azure) or at least docker and Kubernetes
• Familiarity with build tools Maven or Gradle
• Added advantage with experience of Reactive and Functional Programming  

1. Secondary skill:

• Develop Java webservices and components according to a detailed design document.
• Build efficient, reusable and reliable Java code per industry best practices.
• Follow TDD approach and ensure unit-test coverage meets quality requirements.
• Develop Integration tests to ensure coding adheres to acceptance criteria and verify end-to-end behavior of the system.
• Ensure best possible performance, quality and responsiveness of application

1. Years of Experience: 11-12 Years
2. Location: Remote
3. Position-1
4. Budget- Max 40 LPA
5. NP- Immediate

• You have experience with two or more development languages preferably Java or Python and React, etc 
• You can skillfully write high-quality, well-tested code and you are comfortable with Object-Oriented programming
• Comfortability with Agile methods, such as Extreme Programming (XP), Scrum and/or Kanban
• Bonus points if you have working knowledge of cloud technology such as AWS, Azure, Kubernetes and Docker

• You are a great teammate with proven capabilities working on SaaS product and a passion for writing exception code.
• You are hungry for an opportunity to join a start-up and become a member of core platform team driving the company forward.
• Has good analytical and problem-solving skills and is able to break down a solution into smaller units of work and produce a solution roadmap.
• Has written high quality, well-tested shared components that can be leveraged by multiple systems. Can step into specific projects to supply additional management, coding and engineering capacity as needed.
• Has expert knowledge in distributes systems and high-volume transactions.
• Understand the product mission, goals, and tasks and execute with the team to achieve them.
• Understand the design and architecture and build modules in accordance with it or recommend and make the necessary changes that adds more stability to our product.
• Improve the quality of our front-end code and our overall front-end user experience.
• Takes requirements (business features, technical debts and internal enhancements) and designs resilient solutions. 

• 1+ years of hands-on experience in Java/Kotlin.
• Demonstrable understanding of Design Patterns.
• Experience in Context & Dependency Injection or Spring framework, Hibernate/JPA.
• Experience in RESTful/SOAP web services in integrating with 3rd Party API Integrations.
• Proficient in SQL (PostgreSQL) and NoSQL databases.
• Experience in multi-threading and concurrency is a plus Experience in JMS messaging using Apache Zookeeper and Kafka is a plus.
• Experience in Angular is a plus. Knowledge of modern CI/CD environments: Git, Gradle, GitLab Familiarity with tools like Postman, SOAPUI, IntelliJ

• Willing to learn our tech-stack (Kotlin | CDI | Angular).
• Develop API integrations using RESTful/SOAP web services.
• Significant technical academic course work or equivalent work experience
• Excellent communication and interpersonal skills.
• Knowledge on cloud infrastructure is a plus.

Job Requirements :

- 4+ years of Java development experience

- 4+ years of microservice development experience with Spring boot framework

- Core & Advanced Java (Threading, Design Patterns, Data Structures) J2EE, REST web services

- Excellent knowledge of Enterprise Design Patterns

- Full stack development with Angular 8 experience will be a plus

- Experience with test driven software development

- Exposure to telecom domain

- ETOM/ SID which make the TM Forum framework