Core Java Backend 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 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. 

Job Description:

As a MERN Full Stack Developer, you will be responsible for developing and maintaining web applications using the MERN (MongoDB, Postgresql, Express.js, React, Node.js) stack. You will work closely with our product and design teams to build high-quality, scalable, and efficient solutions.

Key Responsibilities:

• Develop and Maintain Web Applications: Design, develop, and deploy full-stack web applications using the MERN stack.
• API Development and Integration: Create and integrate RESTful APIs.
• Database Management: Design and manage databases using MongoDB.
• Code Quality and Testing: Write clean, maintainable, and efficient code. Implement unit tests and integration tests.
• Collaborate with Cross-functional Teams: Work closely with product managers, designers, and other developers to deliver high-quality products.
• Performance Optimization: Identify and implement performance improvements for existing applications.
• Stay Updated with Industry Trends: Keep abreast of latest trends and technologies in web development.

Required Qualifications:

• Experience: 3-4 years of professional experience as a Full Stack Developer.
• Technical Skills:
• PostgreSQL: Proficient in database design, indexing, and performance optimization.
• Express.js: Solid experience in building and managing APIs and middleware.
• React: Strong knowledge of React and related libraries (Redux, React Router, etc.).
• Node.js: Expertise in server-side development and asynchronous programming.
• HTML/CSS: Proficient in web markup and responsive design.
• JavaScript/TypeScript: Advanced proficiency in JavaScript and TypeScript.
• Version Control: Experience with Git and Git workflows.
• Soft Skills:
• Strong problem-solving abilities and analytical skills.
• Excellent communication and teamwork skills.
• Ability to work in a fast-paced environment and manage multiple tasks.
• Attention to detail and a commitment to delivering high-quality work.

Preferred Qualifications:

• Experience with cloud services (AWS, Azure, Google Cloud).
• Familiarity with CI/CD pipelines.
• Experience with Docker and container orchestration (Kubernetes).
• Knowledge of GraphQL.
• Prior experience in Agile/Scrum development methodologies.

Benefits:

• Competitive salary and benefits package.
• Opportunity to work with a talented and diverse team.
• Professional development opportunities.

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