Senior Java Developer

Company Name – Wissen Technology

Group of companies in India – Wissen Technology & Wissen Infotech

Work Location - Bangalore/Mumbai

Java Developer – Job Description

Wissen Technology is now hiring for a Java Developer - Mumbai 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+ 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 client- facing 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.

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 has successfully 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 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.

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.

We are looking for a highly skilled Senior Consultant Java Developer to join our team. As a Java Developer, you will play a crucial role in creating robust back-end applications and database structures. You will work closely with Frontend Developers and Lead Engineers to deliver high-quality backend code and APIs. The ideal candidate is a quick learner who can jumpstart development, highly motivated, and thrives in a collaborative environment.

Key Responsibilities:

• Develop and maintain back-end applications using Java/Java EE, Spring, and SQL.
• Design and develop RESTful services and APIs.
• Collaborate with Frontend Developers and Lead Engineers to ensure seamless integration of front-end and back-end components.
• Mentor junior team members and coordinate with lead/manager.
• Quickly adapt to new technologies and development practices.

Technical Skills and Experience:

• 6-7 years of experience in building software applications.
• Expertise in Java/Java EE, SQL, and database design (Oracle 11g, 12c).
• Strong experience with frameworks such as Spring, Spring Boot, Hibernate, and JPA.
• Knowledge of Microservices architecture and design patterns.
• Experience with application servers (Tomcat, WLS).
• Familiarity with XML technologies.
• Hands-on experience with Docker and Kubernetes.
• Experience with NoSQL databases.
• Proficient with code repository tools (e.g., SVN, Git, Mercurial).
• Prior experience with IDEs like JBuilder, Eclipse, and IntelliJ.

Key Attributes :-

• Self-starter with a high degree of motivation and a go-getter attitude.
• Ability to work in a dynamic, flexible, and collaborative environment.
• Excellent verbal and written communication skills.
• Strong leadership skills and technical ownership.
• Critical problem solver with the ability to anticipate and address issues promptly.

If you are a motivated Java Developer with a passion for back-end development and a desire to work in a collaborative and fast-paced environment, we encourage you to apply.

SaaS (Mandatory)and Java, Spring boot, Azure is good go

Skills Required:

· Strong application development and design experience in highly Scalable enterprise JAVA/J2EE systems.

· Strong experience in complex application design, ability to provide solutions, design Concepts, design patterns.

· Strong understanding of Java best practices, system scalability, and performance tuning.

· Expertise in Spring (MVC, CORE, Boot, JDBC).

· Strong Knowledge of Restful services, XML, JSON are required.

· Having knowledge in Hadoop/Bigdata/ETL/Reporting systems is a plus.

• 8+ years of experience building Web applications, APIs, Service based platforms
• Excellent command on Java/J2EE and/or Spring/Hibernate
• Strong command over REST based services and micro-services
• Good knowledge of databases such as MySQL
• Good knowledge of creating and maintaining Dev ops infrastructure on AWS or similar platforms
• Good knowledge of code repo software such as git and build management tools

Responsibilities:

• Design and deliver scalable web services, APIs and backend data modules.
• Understand requirements and develop reusable code using design patterns & component architecture and write unit test cases
• Collaborate with product management and engineering teams to elicit and understand the requirements and develop solutions
• Stay current with latest tools, technology ideas and methodologies; share knowledge by clearly articulating results and ideas to key decision makers.

Required Qualifications:

• 6+ years of experience writing multithreaded programs running in Java
• Experience on Java, Spring Boot,, Apache Nifi ,  workingDocker, EKS, Azkaban, Jenkins
• Experience with Git and build tools like Gradle/Maven/SBT.
• Strong understanding of object-oriented design, data structures, algorithms, profiling, and optimization.
• Have elegant, readable, maintainable and extensible code style.
• Experience on AWS is preferable
• Knowledge on top algorithms like sorting, heap/stack, queue, search, etc.
• Familiarity with test-driven development
• Thrive in a fast-paced environment, with ability to deliver code of quality quickly.
• Attention to details. Strong communication and collaboration skills.
• BS in Computer Science or equivalent

• should have at least 5 years of hands-on experience in backend software development using Java.
• should have proven expertise in Spring Boot REST/Microservices.
• should have used design patterns like MVP, MVC or MVVM and should know when to use which.
• should have working experience with relational and NoSQL databases.
• should have multiple years of experience with cloud application design  and in one or more reputable cloud platform providers (e.g. AWS, GCP, Microsoft Azure … )
• should have professional experience working in an agile development environment.
• should have strong communication skills and like making decisions.
• should follow good software engineering principles such as TDD, writing modular, maintainable and clean code

- Build the backend for Android & iOS application and website with Company Dashboard (MIS). 
- Integration of user-facing elements developed by front-end developers with server side logic 
- Design and implementation of low-latency, high-availability, and performance applications
-Well versed with AWS and Server deployment 
- Excellent knowledge of Spring frameworks 
- Excellent knowledge of Java, JSP, JavaScript, AJAX, HTML, JSON 
- Good knowledge of MySQL 
- Knowledge of coding standards and good commenting practices 
- Experiences in developing RESTful web services must. 
- Ability to understand business requirements and translate them into technical requirements 
- Ability to design applications around natural user interfaces 
- Experience with REST API connections 
- Writing reusable, testable, and efficient code 
- Integration of data storage solutions
- Build the backend for application and website with Android App, IOS, Company Dashboard. 
- Own software quality and optimize UI 
- Understand closely the requirements of the customers and get the features implemented on time 
- Creating of strong project timeline along with budgeting and regular reporting