Java Programmer

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 12 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. 

• Experience in Spring Boot, Jenkins, Git, Hibernate, Kubernetes, and Docker

• Experience in the development of scalable and extensible systems using Java

• Proficiency in Database technology such as MySQL, Oracle and MongoDB

• Routines Sync & Async

• Solid and fluent understanding of algorithm and data structures

• Excellent software design, problem-solving and debugging skills

• Demonstrated high ownership in previous projects

• Excellent Communication Skills

• Good understanding of Elastic Search, Redis

• Experience working in the cloud environment, preferably AWS*.

• Write unit tests and run automated tests through CI/CD

• Ability to learn new and existing technologies

• Experience in building cloud SaaS or PaaS solutions/products

Responsibilities:

Design and develop server-side web applications using Node.js

Write high-quality, testable, and scalable code

Collaborate with cross-functional teams to identify and prioritize features

Implement and maintain software design patterns and architecture

Troubleshoot and debug applications

Optimize application performance and scalability

Participate in code reviews and provide constructive feedback to improve code quality

Stay up-to-date with the latest developments in web technologies and frameworks

Requirements:

2-4 years of experience in developing server-side web applications using Node.js

Strong proficiency in JavaScript, with a good understanding of its ecosystem

Experience with popular Node.js frameworks such as Express or Hapi

Familiarity with database technologies such as MongoDB, MySQL, or PostgreSQL

Knowledge of web security best practices and techniques

Experience with Git and other version control systems

Ability to work in a fast-paced, agile environment

Good communication and teamwork skills

If you meet these qualifications and are passionate about developing high-quality, scalable web applications, we encourage you to apply for this position.

As a Senior Software Engineer, you will work closely with the Tech/Team Lead, and the rest of the engineering team to build and scale a data-driven platform.

This role will act as a great springboard to accelerate career growth & transition into a Lead level role.

Your primary focus will be the development of server-side logic, building new services and APIs, developing UI components, supporting the maintenance of current APIs, reviewing work, and improving the performance and reliability of our systems as we rapidly scale our product and organization

• An effective Senior Software Engineer will be a self-motivated learner; a highly creative engineer having obsessive attention towards detail and thoroughness.
• You’ve been building web applications professionally for 4+ years
• You’re proficient in NodeJS, TypeScript, MySQL, and MongoDB
• You possess strong OOP and design pattern knowledge
• Familiar with modern engineering practices: Code Reviews, Continuous Deployment, Automated Testing, etc
• You write understandable, testable code with an eye towards maintainability and experience with TDD (Test Driven Development)
• You’ve got the ability to build RESTful APIs
• Explaining complex technical concepts to designers, support team, and fellow engineers is not a problem for you
• Well versed with the fundamentals of computer science and distributed systems
• FrontEnd experience; (Good to have) Angular
• Startup experience, preferably a tech startup
• Open Source contributor
• You have experience with other programming languages -- e.g. Python, Ruby, PHP, Go, C, etc.
• Passionate about/experienced with open source and developer tools
• You have a bachelor's degree in Computer Science, Engineering or related field, or equivalent training, fellowship, or work experience

We are looking for a Java Developer with experience in building high-performing, scalable, enterprise-grade applications.

You will be part of a talented software team that works on mission-critical applications. Java developer roles and responsibilities include managing Java application development while providing expertise in the full software development lifecycle, from concept and design to testing.

Java developer responsibilities include designing, developing and delivering high-volume, low-latency applications for mission-critical systems.

Experience : 2+ years

Location : Mumbai (WFO only) Initial few months work from home

Notice Period : 0 to 30 days ( Immediate joiners are preferred)

Roles & Responsibilities :

(This role encompassing both API engineering using Java stack and web development

Experience in designing, developing, testing and successfully deploying critical and complex projects.)

• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review

· Build reusable code and libraries for future use

Required Skill set :

· Java background with a minimum of 3+ years experience in Java technologies.

· Experience in designing and developing application backend using frameworks like Spring Boot, Spring MVC, Jersey, JPA, Hibernate, SQL, Linux, JSON, XML, OAuth etc.

· Well & good if has Experience with frontend technologies

· Experience with both SQL and NoSQL database systems and writing SQL queries

· Strong experience building, designing, and consuming Restful web services.

· Exposure of Cloud Infrastructure - AWS and Alibaba Cloud

· Excellent understanding of ORM and Database concepts

· Experience with developing unit test code using JUNIT, Power Mock/EasyMock/Mockito etc.

· Experience with Git, Maven and CI/CD pipelines to deploy on Cloud applications

· Experience & knowledge on Micro services Architecture and API development using Java, spring, Spring Boot

· Experienced in roles conducting requirements gathering, writing user stories, creating application design and using design patterns

· Good knowledge on credentials/secrets management and data encryption techniques

· Good knowledge on coding standards, design patterns, unit testing.

· Good hands-on BitBucket/Github is preferred.