Java Developer

Job Description:

We are seeking a highly motivated and skilled Full Stack Java Developer with strong experience in backend and frontend development, cloud deployment, and modern DevOps practices. The ideal candidate will have a solid background in Java/J2EE technologies, hands-on experience in developing microservices on AWS, and a good understanding of CI/CD pipelines and monitoring tools.

Key Responsibilities:

• Design, develop, test, and maintain scalable web applications and microservices.
• Implement backend logic using Core Java, J2EE, Spring Boot, Spring Batch, JPA, and REST APIs.
• Build responsive UIs using React, HTML, CSS, and integrate them with backend services.
• Develop and deploy microservices using AWS services like ECS, EC2, S3, API Gateway, Aurora, ALB, and Route 53.
• Participate in Agile development processes, including sprint planning, stand-ups, and retrospectives.
• Write unit and integration tests using JUnit and Cucumber.
• Monitor application performance using APM tools and analyze logs using Splunk or similar tools.
• Implement CI/CD pipelines using Jenkins, Maven/Gradle, and Git/Bitbucket.
• Work with containerization and orchestration tools like Docker and Kubernetes.
• Collaborate with cross-functional teams using tools like JIRA and Confluence.

Required Skills & Experience:

• Strong hands-on experience in Java/J2EE application development.
• Proficiency in Spring frameworks (Spring Boot, Batch) and RESTful services.
• Frontend development experience with React, HTML, CSS.
• Solid experience with AWS cloud technologies and deployment practices.
• Experience in writing and maintaining automated tests with JUnit and Cucumber.
• Knowledge of APM tools and log analysis tools (e.g., Splunk).
• Familiarity with CI/CD pipelines and tools (Jenkins, Maven/Gradle, Git).
• Experience with Docker and Kubernetes.
• Excellent problem-solving, debugging, and analytical skills.
• Good communication skills and ability to work in Agile teams.

Preferred Qualifications:

• AWS certification is a plus.
• Experience with Amazon Aurora and API Gateway in production environments.
• Knowledge of SOA, messaging systems (e.g., MQ), and security best practices.

Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore/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. - 3 to 8 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. 

A back-end developer is a web developer or engineer who works with at the back end of a website or application. In this sense, will work on Java code for application development comprehending what users want from the finished product, developing design documentation for the application, debugging and repairing code, and testing the softwares.

SKILLS:

• Core Java: Collections, Generics, data structures, Oops concepts, Exception handling, Design patterns, Data Structure.
• Mysql,C++
• Knowledge of Angular
• Candidate should have working knowledge on web services
• Hands on experience on Kubernetes, Docker, Python, AWS, Springboot.
• Proven hands -on experience in software and app development using Java Platforms
• Telecom industry experience is a must

COMPETENCIES:

• Plan and Organize: Plan and organize activities in a clear and accurate manner
• Achievement Orientation: Meets predetermined standards
• Meticulous attention to detail: Recognizes obvious information
• Teamwork: Collaborates with others to get the work done and achieve team goals

MINIMUM QUALIFICATION:

•  B.E/ B.Tech/ MCA

REQUIRES EXPERIENCE:

•  3 -13 years of relevant experience in Java development

Minimum 2 years of experience in the software development, including Project Management and

interactions with customers

• Solid understanding of the full software development life cycle

• Working Experience of

a) Ubuntu 18.04.4 LTS

b) Java 1.8

c) Tomcat 9

d) Spring boot framework 2.2.2. RELEASE

e) Spring OAuth2 2.4.0. RELEASE

f) Spring Security JWT 1.1.0.RELEASE

g) Spring Log4j2

h) Hibernate 3.13.3

i) Nginx 1.14.0

j) Hikari Connection Pool

k) Mariaj Connector

l) Google Recaptcha

m) Redis client 3.3.0

Qualification

Title: Java Developer

Experience: 3 - 8 years

Work Location: Bangalore

Notice Period: Immediate to 30 days Max

Key Skills: Java/J2EE, Spring Boot, Microservices, AWS cloud

Roles & Responsibilities:

• Experienced in Java related technologies and frameworks, experience involving all the phases of software development life cycle
• Excellent development skills to develop Web Applications, Services, and multi-threaded server-side implementations using Java/J2EE, Spring, Hibernate, Web Services using REST.
• Knowledge on spring boot for developing microservices as an added advantage
• Should have experience in TDD, Unit Testing
• Good understanding and application of OOP concepts and design
• Good understanding of different Design patterns
• Preferred Cloud platform, Dockers and Containers knowledge or experience
• Proven experience in the use of Eclipse, Maven, Junit, IntelliJ
• Well versed with SQL Queries
• Experience in cloud technologies mainly AWS Cloud.
• Good logical and analytical skills and quick in grabbing functional aspects of many applications at a time
• Should possess good communication skills to communicate during sprint stand up meetings with team members and client
• Good behavioral skills to excel in software development projects execution
• Good in test-driven development and experience in writing unit tests and integration tests.

Skills: Must have

• Java 8, Spring Boot & Hibernate (Mandatory Hands-on)
• knowledge on Microservices and API Development.

Other goods to have skills prefer for the candidate.

• Experience in Golang / Python
• 2-3 years of strong experience in Angular/React/any front-end framework (for Fullstack Developer)
• Already part of the agile scrum-based development team
• Knowledge of other programming languages like JavaScript, PHP, Golang ( Apart from Java)

Education Qualification:

• BE/B.Tech/MCA/M.Sc/M.Tech
• Relevant certification is plus – (Cloud, Technology)

• Experience with Hybris 6.x/ 1905/ 2005 with knowledge of Hybris B2C-ACCELERATOR/HYBRIS -B2B-ACCELERATOR, Hybris back- office, Hybris Frontend WCMS cockpit, product cockpit, Hybris core, Hybris Commerce, Hybris Search, Hybris OCC, Solr Customization
• Experience working on core Java, JSP/Servlets, JEE, Spring, Services (SOAP, REST), Design Patterns, Apache, Tomcat, Build Tools- Ant/Maven/Jenkins, SCM Tools - CVS/SVN/ GIT Hub
• Knowledge of one or more modules HYBRIS-PIM, HYBRIS-PROMOTIONS, HYBRIS-OMS, HYBRIS -TRAVEL-ACCELERATOR
• Additional skills in SOA, ESB, JMS
• Knowledge of high-quality professional software engineering practices for agile software development cycle, including coding standards, code reviews, source control management, build processes, testing, and deployment
• Experience in eCommerce/Hybris payment integration, 3rd Party integration development.
• Preferable to have development experience in Spartacus Hybris module.
• Preferable to have exposure to Azure cloud (Hybris CCV2)
• Fundamental knowledge of design patterns.
• Experience in communicating effectively with users, other technical teams, and management to collect requirements, describe software product features and technical designs
• Passionate about building great solutions
• Mentoring the team members to meet the clients’ needs and holding them accountable for high standards of delivery
• Willing to work in Shifts to support Production environment and Samsung.com Global eCommerce client requests.

• Identify bad code practices in Scala and write new analyzers to detect them.
• Improve the coverage of automatically fixable issues.
• Ensure fewer false-positives are reported by the analyzer.
• Work on the internal tools that support analysis runtimes.
• Contribute to open-source static analysis tools.

We’re looking for someone who has:

• Strong foundational knowledge in Computer Science.
• At least 3 years of professional software development experience in Scala and Java.
• Understanding of the nuances of execution of the source code (AST, data flow graphs, etc).
• Familiarity with Scala best practices followed in the industry.
• Native experience with Linux/Unix environment.
• A focus on delivering high-quality code through strong testing practices.

It is India’s only B2B Construction Materials Supply Chain Company. Construction & Infrastructure is  one of the industries, with the most complex problems in Supply Chain and we are fundamentally reengineering the  way construction materials get procured. Our Clients include the biggest names in India & the World– The  LafargeHolcim Group, JSW Group, The Tatas and many others. We are backed by some of the world’s top marquee  funds in our journey to create transparency and standardization to an otherwise opaque industry. 

Your responsibilities: 

• Understand the business context and build high quality code using proven design patterns Develop, test and deploy integrations required to meet business requirements 
• Carry out unit tests and other quality control mechanisms to inform and validate the code and design 
• Utilizing and monitoring cloud infrastructure resources (such as AWS, Azure) efficiently 
• Participate in a highly fluid environment applying agile software development principles 
• Ensure the coding standards are on-par with the best in the industry 

Educational Qualifications: 

• Bachelor's or Master’s degree in a quantitative field (e.g. Mathematics, Engineering, Computer Science).  

Must have skills: 

• 3+ years of work experience with mobile/web development 
• Experience in working with either of languages: Go, Java, Scala 
• Strong understanding of relational and non-relational databases (MySQL, PostgreSQL, MongoDB, Cassandra) 
• Strong understanding of Message brokers 
• Must have hands on experience in Restful APIs 
• Must have a strong foundation of Data structures and Algorithms 
• Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems 
• Ability to deploy features on a daily basis: should be good at time management and prioritization 
• Hands-on experience in CI/CD principles and TDD 
• Strong written and verbal English communication skills 

Good to have skills: 

• Experience in event-driven & asynchronous I/O frameworks 
• Exposure to business process and workflow automation 
• Working experience in process driven and data intensive business applications 
• Experience in working on web infrastructure with React.js and React Native 

Professional traits: 

• Self-motivated, persistent and “Never Give Up” attitude 
• Passion for innovation and adaptability to a lean startup culture 
• Ability to work with minimal supervision, independently and / or as a member of a team 
• Giving full attention to what other people are saying, taking time to understand the points being made,  asking questions as appropriate